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Diffstat (limited to 'drivers/gles3/storage/material_storage.cpp')
| -rw-r--r-- | drivers/gles3/storage/material_storage.cpp | 3590 |
1 files changed, 3590 insertions, 0 deletions
diff --git a/drivers/gles3/storage/material_storage.cpp b/drivers/gles3/storage/material_storage.cpp new file mode 100644 index 0000000000..4cd8dd0b14 --- /dev/null +++ b/drivers/gles3/storage/material_storage.cpp @@ -0,0 +1,3590 @@ +/*************************************************************************/ +/* material_storage.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifdef GLES3_ENABLED + +#include "core/config/project_settings.h" + +#include "config.h" +#include "material_storage.h" +#include "texture_storage.h" + +#include "drivers/gles3/rasterizer_canvas_gles3.h" + +using namespace GLES3; + +/////////////////////////////////////////////////////////////////////////// +// UBI helper functions + +_FORCE_INLINE_ static void _fill_std140_variant_ubo_value(ShaderLanguage::DataType type, int p_array_size, const Variant &value, uint8_t *data) { + switch (type) { + case ShaderLanguage::TYPE_BOOL: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + const PackedInt32Array &ba = value; + int s = ba.size(); + const int *r = ba.ptr(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = (r[i] != 0) ? 1 : 0; + } else { + gui[j] = 0; + } + gui[j + 1] = 0; // ignored + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + bool v = value; + gui[0] = v ? 1 : 0; + } + } break; + case ShaderLanguage::TYPE_BVEC2: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + const PackedInt32Array &ba = value; + int s = ba.size(); + const int *r = ba.ptr(); + int count = 2 * p_array_size; + + for (int i = 0, j = 0; i < count; i += 2, j += 4) { + if (i < s) { + gui[j] = r[i] ? 1 : 0; + gui[j + 1] = r[i + 1] ? 1 : 0; + } else { + gui[j] = 0; + gui[j + 1] = 0; + } + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + int v = value; + gui[0] = v & 1 ? 1 : 0; + gui[1] = v & 2 ? 1 : 0; + } + } break; + case ShaderLanguage::TYPE_BVEC3: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + const PackedInt32Array &ba = value; + int s = ba.size(); + const int *r = ba.ptr(); + int count = 3 * p_array_size; + + for (int i = 0, j = 0; i < count; i += 3, j += 4) { + if (i < s) { + gui[j] = r[i] ? 1 : 0; + gui[j + 1] = r[i + 1] ? 1 : 0; + gui[j + 2] = r[i + 2] ? 1 : 0; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + } + gui[j + 3] = 0; // ignored + } + } else { + int v = value; + gui[0] = (v & 1) ? 1 : 0; + gui[1] = (v & 2) ? 1 : 0; + gui[2] = (v & 4) ? 1 : 0; + } + } break; + case ShaderLanguage::TYPE_BVEC4: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + const PackedInt32Array &ba = value; + int s = ba.size(); + const int *r = ba.ptr(); + int count = 4 * p_array_size; + + for (int i = 0; i < count; i += 4) { + if (i < s) { + gui[i] = r[i] ? 1 : 0; + gui[i + 1] = r[i + 1] ? 1 : 0; + gui[i + 2] = r[i + 2] ? 1 : 0; + gui[i + 3] = r[i + 3] ? 1 : 0; + } else { + gui[i] = 0; + gui[i + 1] = 0; + gui[i + 2] = 0; + gui[i + 3] = 0; + } + } + } else { + int v = value; + gui[0] = (v & 1) ? 1 : 0; + gui[1] = (v & 2) ? 1 : 0; + gui[2] = (v & 4) ? 1 : 0; + gui[3] = (v & 8) ? 1 : 0; + } + } break; + case ShaderLanguage::TYPE_INT: { + int32_t *gui = (int32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + const int *r = iv.ptr(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = r[i]; + } else { + gui[j] = 0; + } + gui[j + 1] = 0; // ignored + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + int v = value; + gui[0] = v; + } + } break; + case ShaderLanguage::TYPE_IVEC2: { + int32_t *gui = (int32_t *)data; + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 2 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0, j = 0; i < count; i += 2, j += 4) { + if (i < s) { + gui[j] = r[i]; + gui[j + 1] = r[i + 1]; + } else { + gui[j] = 0; + gui[j + 1] = 0; + } + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + Vector2i v = value; + gui[0] = v.x; + gui[1] = v.y; + } + } break; + case ShaderLanguage::TYPE_IVEC3: { + int32_t *gui = (int32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 3 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0, j = 0; i < count; i += 3, j += 4) { + if (i < s) { + gui[j] = r[i]; + gui[j + 1] = r[i + 1]; + gui[j + 2] = r[i + 2]; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + } + gui[j + 3] = 0; // ignored + } + } else { + Vector3i v = value; + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + } + } break; + case ShaderLanguage::TYPE_IVEC4: { + int32_t *gui = (int32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 4 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0; i < count; i += 4) { + if (i < s) { + gui[i] = r[i]; + gui[i + 1] = r[i + 1]; + gui[i + 2] = r[i + 2]; + gui[i + 3] = r[i + 3]; + } else { + gui[i] = 0; + gui[i + 1] = 0; + gui[i + 2] = 0; + gui[i + 3] = 0; + } + } + } else { + Vector4i v = value; + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + gui[3] = v.w; + } + } break; + case ShaderLanguage::TYPE_UINT: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + const int *r = iv.ptr(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = r[i]; + } else { + gui[j] = 0; + } + gui[j + 1] = 0; // ignored + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + int v = value; + gui[0] = v; + } + } break; + case ShaderLanguage::TYPE_UVEC2: { + uint32_t *gui = (uint32_t *)data; + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 2 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0, j = 0; i < count; i += 2, j += 4) { + if (i < s) { + gui[j] = r[i]; + gui[j + 1] = r[i + 1]; + } else { + gui[j] = 0; + gui[j + 1] = 0; + } + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + Vector2i v = value; + gui[0] = v.x; + gui[1] = v.y; + } + } break; + case ShaderLanguage::TYPE_UVEC3: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 3 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0, j = 0; i < count; i += 3, j += 4) { + if (i < s) { + gui[j] = r[i]; + gui[j + 1] = r[i + 1]; + gui[j + 2] = r[i + 2]; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + } + gui[j + 3] = 0; // ignored + } + } else { + Vector3i v = value; + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + } + } break; + case ShaderLanguage::TYPE_UVEC4: { + uint32_t *gui = (uint32_t *)data; + + if (p_array_size > 0) { + Vector<int> iv = value; + int s = iv.size(); + + if (p_array_size <= 0) { + p_array_size = 1; + } + int count = 4 * p_array_size; + + const int *r = iv.ptr(); + for (int i = 0; i < count; i++) { + if (i < s) { + gui[i] = r[i]; + gui[i + 1] = r[i + 1]; + gui[i + 2] = r[i + 2]; + gui[i + 3] = r[i + 3]; + } else { + gui[i] = 0; + gui[i + 1] = 0; + gui[i + 2] = 0; + gui[i + 3] = 0; + } + } + } else { + Vector4i v = value; + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + gui[3] = v.w; + } + } break; + case ShaderLanguage::TYPE_FLOAT: { + float *gui = (float *)data; + + if (p_array_size > 0) { + const PackedFloat32Array &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = a[i]; + } else { + gui[j] = 0; + } + gui[j + 1] = 0; // ignored + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + float v = value; + gui[0] = v; + } + } break; + case ShaderLanguage::TYPE_VEC2: { + float *gui = (float *)data; + + if (p_array_size > 0) { + const PackedVector2Array &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = a[i].x; + gui[j + 1] = a[i].y; + } else { + gui[j] = 0; + gui[j + 1] = 0; + } + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + } + } else { + Vector2 v = value; + gui[0] = v.x; + gui[1] = v.y; + } + } break; + case ShaderLanguage::TYPE_VEC3: { + float *gui = (float *)data; + + if (p_array_size > 0) { + if (value.get_type() == Variant::PACKED_COLOR_ARRAY) { + const PackedColorArray &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + Color color = a[i]; + gui[j] = color.r; + gui[j + 1] = color.g; + gui[j + 2] = color.b; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + } + gui[j + 3] = 0; // ignored + } + } else { + const PackedVector3Array &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + gui[j] = a[i].x; + gui[j + 1] = a[i].y; + gui[j + 2] = a[i].z; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + } + gui[j + 3] = 0; // ignored + } + } + } else { + if (value.get_type() == Variant::COLOR) { + Color v = value; + + gui[0] = v.r; + gui[1] = v.g; + gui[2] = v.b; + } else { + Vector3 v = value; + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + } + } + } break; + case ShaderLanguage::TYPE_VEC4: { + float *gui = (float *)data; + + if (p_array_size > 0) { + if (value.get_type() == Variant::PACKED_COLOR_ARRAY) { + const PackedColorArray &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size; i++, j += 4) { + if (i < s) { + Color color = a[i]; + gui[j] = color.r; + gui[j + 1] = color.g; + gui[j + 2] = color.b; + gui[j + 3] = color.a; + } else { + gui[j] = 0; + gui[j + 1] = 0; + gui[j + 2] = 0; + gui[j + 3] = 0; + } + } + } else { + const PackedFloat32Array &a = value; + int s = a.size(); + int count = 4 * p_array_size; + + for (int i = 0; i < count; i += 4) { + if (i + 3 < s) { + gui[i] = a[i]; + gui[i + 1] = a[i + 1]; + gui[i + 2] = a[i + 2]; + gui[i + 3] = a[i + 3]; + } else { + gui[i] = 0; + gui[i + 1] = 0; + gui[i + 2] = 0; + gui[i + 3] = 0; + } + } + } + } else { + if (value.get_type() == Variant::COLOR) { + Color v = value; + + gui[0] = v.r; + gui[1] = v.g; + gui[2] = v.b; + gui[3] = v.a; + } else if (value.get_type() == Variant::RECT2) { + Rect2 v = value; + + gui[0] = v.position.x; + gui[1] = v.position.y; + gui[2] = v.size.x; + gui[3] = v.size.y; + } else if (value.get_type() == Variant::QUATERNION) { + Quaternion v = value; + + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + gui[3] = v.w; + } else if (value.get_type() == Variant::VECTOR4) { + Vector4 v = value; + + gui[0] = v.x; + gui[1] = v.y; + gui[2] = v.z; + gui[3] = v.w; + } else { + Plane v = value; + + gui[0] = v.normal.x; + gui[1] = v.normal.y; + gui[2] = v.normal.z; + gui[3] = v.d; + } + } + } break; + case ShaderLanguage::TYPE_MAT2: { + float *gui = (float *)data; + + if (p_array_size > 0) { + const PackedFloat32Array &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size * 4; i += 4, j += 8) { + if (i + 3 < s) { + gui[j] = a[i]; + gui[j + 1] = a[i + 1]; + + gui[j + 4] = a[i + 2]; + gui[j + 5] = a[i + 3]; + } else { + gui[j] = 1; + gui[j + 1] = 0; + + gui[j + 4] = 0; + gui[j + 5] = 1; + } + gui[j + 2] = 0; // ignored + gui[j + 3] = 0; // ignored + gui[j + 6] = 0; // ignored + gui[j + 7] = 0; // ignored + } + } else { + Transform2D v = value; + + //in std140 members of mat2 are treated as vec4s + gui[0] = v.columns[0][0]; + gui[1] = v.columns[0][1]; + gui[2] = 0; // ignored + gui[3] = 0; // ignored + + gui[4] = v.columns[1][0]; + gui[5] = v.columns[1][1]; + gui[6] = 0; // ignored + gui[7] = 0; // ignored + } + } break; + case ShaderLanguage::TYPE_MAT3: { + float *gui = (float *)data; + + if (p_array_size > 0) { + const PackedFloat32Array &a = value; + int s = a.size(); + + for (int i = 0, j = 0; i < p_array_size * 9; i += 9, j += 12) { + if (i + 8 < s) { + gui[j] = a[i]; + gui[j + 1] = a[i + 1]; + gui[j + 2] = a[i + 2]; + + gui[j + 4] = a[i + 3]; + gui[j + 5] = a[i + 4]; + gui[j + 6] = a[i + 5]; + + gui[j + 8] = a[i + 6]; + gui[j + 9] = a[i + 7]; + gui[j + 10] = a[i + 8]; + } else { + gui[j] = 1; + gui[j + 1] = 0; + gui[j + 2] = 0; + + gui[j + 4] = 0; + gui[j + 5] = 1; + gui[j + 6] = 0; + + gui[j + 8] = 0; + gui[j + 9] = 0; + gui[j + 10] = 1; + } + gui[j + 3] = 0; // ignored + gui[j + 7] = 0; // ignored + gui[j + 11] = 0; // ignored + } + } else { + Basis v = value; + gui[0] = v.rows[0][0]; + gui[1] = v.rows[1][0]; + gui[2] = v.rows[2][0]; + gui[3] = 0; // ignored + + gui[4] = v.rows[0][1]; + gui[5] = v.rows[1][1]; + gui[6] = v.rows[2][1]; + gui[7] = 0; // ignored + + gui[8] = v.rows[0][2]; + gui[9] = v.rows[1][2]; + gui[10] = v.rows[2][2]; + gui[11] = 0; // ignored + } + } break; + case ShaderLanguage::TYPE_MAT4: { + float *gui = (float *)data; + + if (p_array_size > 0) { + const PackedFloat32Array &a = value; + int s = a.size(); + + for (int i = 0; i < p_array_size * 16; i += 16) { + if (i + 15 < s) { + gui[i] = a[i]; + gui[i + 1] = a[i + 1]; + gui[i + 2] = a[i + 2]; + gui[i + 3] = a[i + 3]; + + gui[i + 4] = a[i + 4]; + gui[i + 5] = a[i + 5]; + gui[i + 6] = a[i + 6]; + gui[i + 7] = a[i + 7]; + + gui[i + 8] = a[i + 8]; + gui[i + 9] = a[i + 9]; + gui[i + 10] = a[i + 10]; + gui[i + 11] = a[i + 11]; + + gui[i + 12] = a[i + 12]; + gui[i + 13] = a[i + 13]; + gui[i + 14] = a[i + 14]; + gui[i + 15] = a[i + 15]; + } else { + gui[i] = 1; + gui[i + 1] = 0; + gui[i + 2] = 0; + gui[i + 3] = 0; + + gui[i + 4] = 0; + gui[i + 5] = 1; + gui[i + 6] = 0; + gui[i + 7] = 0; + + gui[i + 8] = 0; + gui[i + 9] = 0; + gui[i + 10] = 1; + gui[i + 11] = 0; + + gui[i + 12] = 0; + gui[i + 13] = 0; + gui[i + 14] = 0; + gui[i + 15] = 1; + } + } + } else if (value.get_type() == Variant::TRANSFORM3D) { + Transform3D v = value; + gui[0] = v.basis.rows[0][0]; + gui[1] = v.basis.rows[1][0]; + gui[2] = v.basis.rows[2][0]; + gui[3] = 0; + + gui[4] = v.basis.rows[0][1]; + gui[5] = v.basis.rows[1][1]; + gui[6] = v.basis.rows[2][1]; + gui[7] = 0; + + gui[8] = v.basis.rows[0][2]; + gui[9] = v.basis.rows[1][2]; + gui[10] = v.basis.rows[2][2]; + gui[11] = 0; + + gui[12] = v.origin.x; + gui[13] = v.origin.y; + gui[14] = v.origin.z; + gui[15] = 1; + } else { + Projection v = value; + for (int i = 0; i < 4; i++) { + for (int j = 0; j < 4; j++) { + gui[i * 4 + j] = v.matrix[i][j]; + } + } + } + } break; + default: { + } + } +} + +_FORCE_INLINE_ static void _fill_std140_ubo_value(ShaderLanguage::DataType type, const Vector<ShaderLanguage::ConstantNode::Value> &value, uint8_t *data) { + switch (type) { + case ShaderLanguage::TYPE_BOOL: { + uint32_t *gui = (uint32_t *)data; + *gui = value[0].boolean ? 1 : 0; + } break; + case ShaderLanguage::TYPE_BVEC2: { + uint32_t *gui = (uint32_t *)data; + gui[0] = value[0].boolean ? 1 : 0; + gui[1] = value[1].boolean ? 1 : 0; + + } break; + case ShaderLanguage::TYPE_BVEC3: { + uint32_t *gui = (uint32_t *)data; + gui[0] = value[0].boolean ? 1 : 0; + gui[1] = value[1].boolean ? 1 : 0; + gui[2] = value[2].boolean ? 1 : 0; + + } break; + case ShaderLanguage::TYPE_BVEC4: { + uint32_t *gui = (uint32_t *)data; + gui[0] = value[0].boolean ? 1 : 0; + gui[1] = value[1].boolean ? 1 : 0; + gui[2] = value[2].boolean ? 1 : 0; + gui[3] = value[3].boolean ? 1 : 0; + + } break; + case ShaderLanguage::TYPE_INT: { + int32_t *gui = (int32_t *)data; + gui[0] = value[0].sint; + + } break; + case ShaderLanguage::TYPE_IVEC2: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 2; i++) { + gui[i] = value[i].sint; + } + + } break; + case ShaderLanguage::TYPE_IVEC3: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 3; i++) { + gui[i] = value[i].sint; + } + + } break; + case ShaderLanguage::TYPE_IVEC4: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 4; i++) { + gui[i] = value[i].sint; + } + + } break; + case ShaderLanguage::TYPE_UINT: { + uint32_t *gui = (uint32_t *)data; + gui[0] = value[0].uint; + + } break; + case ShaderLanguage::TYPE_UVEC2: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 2; i++) { + gui[i] = value[i].uint; + } + } break; + case ShaderLanguage::TYPE_UVEC3: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 3; i++) { + gui[i] = value[i].uint; + } + + } break; + case ShaderLanguage::TYPE_UVEC4: { + int32_t *gui = (int32_t *)data; + + for (int i = 0; i < 4; i++) { + gui[i] = value[i].uint; + } + } break; + case ShaderLanguage::TYPE_FLOAT: { + float *gui = (float *)data; + gui[0] = value[0].real; + + } break; + case ShaderLanguage::TYPE_VEC2: { + float *gui = (float *)data; + + for (int i = 0; i < 2; i++) { + gui[i] = value[i].real; + } + + } break; + case ShaderLanguage::TYPE_VEC3: { + float *gui = (float *)data; + + for (int i = 0; i < 3; i++) { + gui[i] = value[i].real; + } + + } break; + case ShaderLanguage::TYPE_VEC4: { + float *gui = (float *)data; + + for (int i = 0; i < 4; i++) { + gui[i] = value[i].real; + } + } break; + case ShaderLanguage::TYPE_MAT2: { + float *gui = (float *)data; + + //in std140 members of mat2 are treated as vec4s + gui[0] = value[0].real; + gui[1] = value[1].real; + gui[2] = 0; + gui[3] = 0; + gui[4] = value[2].real; + gui[5] = value[3].real; + gui[6] = 0; + gui[7] = 0; + } break; + case ShaderLanguage::TYPE_MAT3: { + float *gui = (float *)data; + + gui[0] = value[0].real; + gui[1] = value[1].real; + gui[2] = value[2].real; + gui[3] = 0; + gui[4] = value[3].real; + gui[5] = value[4].real; + gui[6] = value[5].real; + gui[7] = 0; + gui[8] = value[6].real; + gui[9] = value[7].real; + gui[10] = value[8].real; + gui[11] = 0; + } break; + case ShaderLanguage::TYPE_MAT4: { + float *gui = (float *)data; + + for (int i = 0; i < 16; i++) { + gui[i] = value[i].real; + } + } break; + default: { + } + } +} + +_FORCE_INLINE_ static void _fill_std140_ubo_empty(ShaderLanguage::DataType type, int p_array_size, uint8_t *data) { + if (p_array_size <= 0) { + p_array_size = 1; + } + + switch (type) { + case ShaderLanguage::TYPE_BOOL: + case ShaderLanguage::TYPE_INT: + case ShaderLanguage::TYPE_UINT: + case ShaderLanguage::TYPE_FLOAT: { + memset(data, 0, 4 * p_array_size); + } break; + case ShaderLanguage::TYPE_BVEC2: + case ShaderLanguage::TYPE_IVEC2: + case ShaderLanguage::TYPE_UVEC2: + case ShaderLanguage::TYPE_VEC2: { + memset(data, 0, 8 * p_array_size); + } break; + case ShaderLanguage::TYPE_BVEC3: + case ShaderLanguage::TYPE_IVEC3: + case ShaderLanguage::TYPE_UVEC3: + case ShaderLanguage::TYPE_VEC3: + case ShaderLanguage::TYPE_BVEC4: + case ShaderLanguage::TYPE_IVEC4: + case ShaderLanguage::TYPE_UVEC4: + case ShaderLanguage::TYPE_VEC4: { + memset(data, 0, 16 * p_array_size); + } break; + case ShaderLanguage::TYPE_MAT2: { + memset(data, 0, 32 * p_array_size); + } break; + case ShaderLanguage::TYPE_MAT3: { + memset(data, 0, 48 * p_array_size); + } break; + case ShaderLanguage::TYPE_MAT4: { + memset(data, 0, 64 * p_array_size); + } break; + + default: { + } + } +} + +/////////////////////////////////////////////////////////////////////////// +// MaterialData + +// Look up table to translate ShaderLanguage::DataType to GL_TEXTURE_* +static const GLenum target_from_type[ShaderLanguage::TYPE_MAX] = { + GL_TEXTURE_2D, // TYPE_VOID, + GL_TEXTURE_2D, // TYPE_BOOL, + GL_TEXTURE_2D, // TYPE_BVEC2, + GL_TEXTURE_2D, // TYPE_BVEC3, + GL_TEXTURE_2D, // TYPE_BVEC4, + GL_TEXTURE_2D, // TYPE_INT, + GL_TEXTURE_2D, // TYPE_IVEC2, + GL_TEXTURE_2D, // TYPE_IVEC3, + GL_TEXTURE_2D, // TYPE_IVEC4, + GL_TEXTURE_2D, // TYPE_UINT, + GL_TEXTURE_2D, // TYPE_UVEC2, + GL_TEXTURE_2D, // TYPE_UVEC3, + GL_TEXTURE_2D, // TYPE_UVEC4, + GL_TEXTURE_2D, // TYPE_FLOAT, + GL_TEXTURE_2D, // TYPE_VEC2, + GL_TEXTURE_2D, // TYPE_VEC3, + GL_TEXTURE_2D, // TYPE_VEC4, + GL_TEXTURE_2D, // TYPE_MAT2, + GL_TEXTURE_2D, // TYPE_MAT3, + GL_TEXTURE_2D, // TYPE_MAT4, + GL_TEXTURE_2D, // TYPE_SAMPLER2D, + GL_TEXTURE_2D, // TYPE_ISAMPLER2D, + GL_TEXTURE_2D, // TYPE_USAMPLER2D, + GL_TEXTURE_2D_ARRAY, // TYPE_SAMPLER2DARRAY, + GL_TEXTURE_2D_ARRAY, // TYPE_ISAMPLER2DARRAY, + GL_TEXTURE_2D_ARRAY, // TYPE_USAMPLER2DARRAY, + GL_TEXTURE_3D, // TYPE_SAMPLER3D, + GL_TEXTURE_3D, // TYPE_ISAMPLER3D, + GL_TEXTURE_3D, // TYPE_USAMPLER3D, + GL_TEXTURE_CUBE_MAP, // TYPE_SAMPLERCUBE, + GL_TEXTURE_CUBE_MAP, // TYPE_SAMPLERCUBEARRAY, + GL_TEXTURE_2D, // TYPE_STRUCT +}; + +void MaterialData::update_uniform_buffer(const HashMap<StringName, ShaderLanguage::ShaderNode::Uniform> &p_uniforms, const uint32_t *p_uniform_offsets, const HashMap<StringName, Variant> &p_parameters, uint8_t *p_buffer, uint32_t p_buffer_size, bool p_use_linear_color) { + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + bool uses_global_buffer = false; + + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : p_uniforms) { + if (E.value.order < 0) { + continue; // texture, does not go here + } + + if (E.value.scope == ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) { + continue; //instance uniforms don't appear in the buffer + } + + if (E.value.scope == ShaderLanguage::ShaderNode::Uniform::SCOPE_GLOBAL) { + //this is a global variable, get the index to it + GlobalVariables::Variable *gv = material_storage->global_variables.variables.getptr(E.key); + uint32_t index = 0; + if (gv) { + index = gv->buffer_index; + } else { + WARN_PRINT("Shader uses global uniform '" + E.key + "', but it was removed at some point. Material will not display correctly."); + } + + uint32_t offset = p_uniform_offsets[E.value.order]; + uint32_t *intptr = (uint32_t *)&p_buffer[offset]; + *intptr = index; + uses_global_buffer = true; + continue; + } + + //regular uniform + uint32_t offset = p_uniform_offsets[E.value.order]; +#ifdef DEBUG_ENABLED + uint32_t size = 0U; + // The following code enforces a 16-byte alignment of uniform arrays. + if (E.value.array_size > 0) { + size = ShaderLanguage::get_datatype_size(E.value.type) * E.value.array_size; + int m = (16 * E.value.array_size); + if ((size % m) != 0U) { + size += m - (size % m); + } + } else { + size = ShaderLanguage::get_datatype_size(E.value.type); + } + ERR_CONTINUE(offset + size > p_buffer_size); +#endif + uint8_t *data = &p_buffer[offset]; + HashMap<StringName, Variant>::ConstIterator V = p_parameters.find(E.key); + + if (V) { + //user provided + _fill_std140_variant_ubo_value(E.value.type, E.value.array_size, V->value, data); + + } else if (E.value.default_value.size()) { + //default value + _fill_std140_ubo_value(E.value.type, E.value.default_value, data); + //value=E.value.default_value; + } else { + //zero because it was not provided + if ((E.value.type == ShaderLanguage::TYPE_VEC3 || E.value.type == ShaderLanguage::TYPE_VEC4) && E.value.hint == ShaderLanguage::ShaderNode::Uniform::HINT_SOURCE_COLOR) { + //colors must be set as black, with alpha as 1.0 + _fill_std140_variant_ubo_value(E.value.type, E.value.array_size, Color(0, 0, 0, 1), data); + } else { + //else just zero it out + _fill_std140_ubo_empty(E.value.type, E.value.array_size, data); + } + } + } + + if (uses_global_buffer != (global_buffer_E != nullptr)) { + if (uses_global_buffer) { + global_buffer_E = material_storage->global_variables.materials_using_buffer.push_back(self); + } else { + material_storage->global_variables.materials_using_buffer.erase(global_buffer_E); + global_buffer_E = nullptr; + } + } +} + +MaterialData::~MaterialData() { + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + + if (global_buffer_E) { + //unregister global buffers + material_storage->global_variables.materials_using_buffer.erase(global_buffer_E); + } + + if (global_texture_E) { + //unregister global textures + + for (const KeyValue<StringName, uint64_t> &E : used_global_textures) { + GlobalVariables::Variable *v = material_storage->global_variables.variables.getptr(E.key); + if (v) { + v->texture_materials.erase(self); + } + } + //unregister material from those using global textures + material_storage->global_variables.materials_using_texture.erase(global_texture_E); + } + + if (uniform_buffer) { + glDeleteBuffers(1, &uniform_buffer); + uniform_buffer = 0; + } +} + +void MaterialData::update_textures(const HashMap<StringName, Variant> &p_parameters, const HashMap<StringName, HashMap<int, RID>> &p_default_textures, const Vector<ShaderCompiler::GeneratedCode::Texture> &p_texture_uniforms, RID *p_textures, bool p_use_linear_color) { + TextureStorage *texture_storage = TextureStorage::get_singleton(); + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + +#ifdef TOOLS_ENABLED + Texture *roughness_detect_texture = nullptr; + RS::TextureDetectRoughnessChannel roughness_channel = RS::TEXTURE_DETECT_ROUGHNESS_R; + Texture *normal_detect_texture = nullptr; +#endif + + bool uses_global_textures = false; + global_textures_pass++; + + for (int i = 0, k = 0; i < p_texture_uniforms.size(); i++) { + const StringName &uniform_name = p_texture_uniforms[i].name; + int uniform_array_size = p_texture_uniforms[i].array_size; + + Vector<RID> textures; + + if (p_texture_uniforms[i].global) { + uses_global_textures = true; + + GlobalVariables::Variable *v = material_storage->global_variables.variables.getptr(uniform_name); + if (v) { + if (v->buffer_index >= 0) { + WARN_PRINT("Shader uses global uniform texture '" + String(uniform_name) + "', but it changed type and is no longer a texture!."); + + } else { + HashMap<StringName, uint64_t>::Iterator E = used_global_textures.find(uniform_name); + if (!E) { + E = used_global_textures.insert(uniform_name, global_textures_pass); + v->texture_materials.insert(self); + } else { + E->value = global_textures_pass; + } + + textures.push_back(v->override.get_type() != Variant::NIL ? v->override : v->value); + } + + } else { + WARN_PRINT("Shader uses global uniform texture '" + String(uniform_name) + "', but it was removed at some point. Material will not display correctly."); + } + } else { + HashMap<StringName, Variant>::ConstIterator V = p_parameters.find(uniform_name); + if (V) { + if (V->value.is_array()) { + Array array = (Array)V->value; + if (uniform_array_size > 0) { + for (int j = 0; j < array.size(); j++) { + textures.push_back(array[j]); + } + } else { + if (array.size() > 0) { + textures.push_back(array[0]); + } + } + } else { + textures.push_back(V->value); + } + } + + if (uniform_array_size > 0) { + if (textures.size() < uniform_array_size) { + HashMap<StringName, HashMap<int, RID>>::ConstIterator W = p_default_textures.find(uniform_name); + for (int j = textures.size(); j < uniform_array_size; j++) { + if (W && W->value.has(j)) { + textures.push_back(W->value[j]); + } else { + textures.push_back(RID()); + } + } + } + } else if (textures.is_empty()) { + HashMap<StringName, HashMap<int, RID>>::ConstIterator W = p_default_textures.find(uniform_name); + if (W && W->value.has(0)) { + textures.push_back(W->value[0]); + } + } + } + + RID gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_WHITE); + + if (textures.is_empty()) { + //check default usage + switch (p_texture_uniforms[i].type) { + case ShaderLanguage::TYPE_ISAMPLER2D: + case ShaderLanguage::TYPE_USAMPLER2D: + case ShaderLanguage::TYPE_SAMPLER2D: { + switch (p_texture_uniforms[i].hint) { + case ShaderLanguage::ShaderNode::Uniform::HINT_DEFAULT_BLACK: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_BLACK); + } break; + case ShaderLanguage::ShaderNode::Uniform::HINT_ANISOTROPY: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_ANISO); + } break; + case ShaderLanguage::ShaderNode::Uniform::HINT_NORMAL: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_NORMAL); + } break; + case ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_NORMAL: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_NORMAL); + } break; + default: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_WHITE); + } break; + } + } break; + + case ShaderLanguage::TYPE_SAMPLERCUBE: { + switch (p_texture_uniforms[i].hint) { + case ShaderLanguage::ShaderNode::Uniform::HINT_DEFAULT_BLACK: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_CUBEMAP_BLACK); + } break; + default: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_CUBEMAP_WHITE); + } break; + } + } break; + case ShaderLanguage::TYPE_SAMPLERCUBEARRAY: { + ERR_PRINT_ONCE("Type: SamplerCubeArray not supported in OpenGL renderer, please use another type."); + } break; + + case ShaderLanguage::TYPE_ISAMPLER3D: + case ShaderLanguage::TYPE_USAMPLER3D: + case ShaderLanguage::TYPE_SAMPLER3D: { + switch (p_texture_uniforms[i].hint) { + case ShaderLanguage::ShaderNode::Uniform::HINT_DEFAULT_BLACK: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_3D_BLACK); + } break; + default: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_3D_WHITE); + } break; + } + } break; + + case ShaderLanguage::TYPE_ISAMPLER2DARRAY: + case ShaderLanguage::TYPE_USAMPLER2DARRAY: + case ShaderLanguage::TYPE_SAMPLER2DARRAY: { + gl_texture = texture_storage->texture_gl_get_default(DEFAULT_GL_TEXTURE_2D_ARRAY_WHITE); + } break; + + default: { + } + } +#ifdef TOOLS_ENABLED + if (roughness_detect_texture && normal_detect_texture && !normal_detect_texture->path.is_empty()) { + roughness_detect_texture->detect_roughness_callback(roughness_detect_texture->detect_roughness_callback_ud, normal_detect_texture->path, roughness_channel); + } +#endif + if (uniform_array_size > 0) { + for (int j = 0; j < uniform_array_size; j++) { + p_textures[k++] = gl_texture; + } + } else { + p_textures[k++] = gl_texture; + } + } else { + for (int j = 0; j < textures.size(); j++) { + Texture *tex = TextureStorage::get_singleton()->get_texture(textures[j]); + + if (tex) { + gl_texture = textures[j]; +#ifdef TOOLS_ENABLED + if (tex->detect_3d_callback && p_use_linear_color) { + tex->detect_3d_callback(tex->detect_3d_callback_ud); + } + if (tex->detect_normal_callback && (p_texture_uniforms[i].hint == ShaderLanguage::ShaderNode::Uniform::HINT_NORMAL || p_texture_uniforms[i].hint == ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_NORMAL)) { + if (p_texture_uniforms[i].hint == ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_NORMAL) { + normal_detect_texture = tex; + } + tex->detect_normal_callback(tex->detect_normal_callback_ud); + } + if (tex->detect_roughness_callback && (p_texture_uniforms[i].hint >= ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_R || p_texture_uniforms[i].hint <= ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_GRAY)) { + //find the normal texture + roughness_detect_texture = tex; + roughness_channel = RS::TextureDetectRoughnessChannel(p_texture_uniforms[i].hint - ShaderLanguage::ShaderNode::Uniform::HINT_ROUGHNESS_R); + } +#endif + } +#ifdef TOOLS_ENABLED + if (roughness_detect_texture && normal_detect_texture && !normal_detect_texture->path.is_empty()) { + roughness_detect_texture->detect_roughness_callback(roughness_detect_texture->detect_roughness_callback_ud, normal_detect_texture->path, roughness_channel); + } +#endif + p_textures[k++] = gl_texture; + } + } + } + { + //for textures no longer used, unregister them + List<StringName> to_delete; + for (KeyValue<StringName, uint64_t> &E : used_global_textures) { + if (E.value != global_textures_pass) { + to_delete.push_back(E.key); + + GlobalVariables::Variable *v = material_storage->global_variables.variables.getptr(E.key); + if (v) { + v->texture_materials.erase(self); + } + } + } + + while (to_delete.front()) { + used_global_textures.erase(to_delete.front()->get()); + to_delete.pop_front(); + } + //handle registering/unregistering global textures + if (uses_global_textures != (global_texture_E != nullptr)) { + if (uses_global_textures) { + global_texture_E = material_storage->global_variables.materials_using_texture.push_back(self); + } else { + material_storage->global_variables.materials_using_texture.erase(global_texture_E); + global_texture_E = nullptr; + } + } + } +} + +void MaterialData::update_parameters_internal(const HashMap<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty, const HashMap<StringName, ShaderLanguage::ShaderNode::Uniform> &p_uniforms, const uint32_t *p_uniform_offsets, const Vector<ShaderCompiler::GeneratedCode::Texture> &p_texture_uniforms, const HashMap<StringName, HashMap<int, RID>> &p_default_texture_params, uint32_t p_ubo_size) { + if ((uint32_t)ubo_data.size() != p_ubo_size) { + p_uniform_dirty = true; + if (!uniform_buffer) { + glGenBuffers(1, &uniform_buffer); + } + + ubo_data.resize(p_ubo_size); + if (ubo_data.size()) { + memset(ubo_data.ptrw(), 0, ubo_data.size()); //clear + } + } + + //check whether buffer changed + if (p_uniform_dirty && ubo_data.size()) { + update_uniform_buffer(p_uniforms, p_uniform_offsets, p_parameters, ubo_data.ptrw(), ubo_data.size(), true); + glBindBuffer(GL_UNIFORM_BUFFER, uniform_buffer); + glBufferData(GL_UNIFORM_BUFFER, ubo_data.size(), ubo_data.ptrw(), GL_DYNAMIC_DRAW); + glBindBuffer(GL_UNIFORM_BUFFER, 0); + } + + uint32_t tex_uniform_count = 0U; + for (int i = 0; i < p_texture_uniforms.size(); i++) { + tex_uniform_count += uint32_t(p_texture_uniforms[i].array_size > 0 ? p_texture_uniforms[i].array_size : 1); + } + + if ((uint32_t)texture_cache.size() != tex_uniform_count || p_textures_dirty) { + texture_cache.resize(tex_uniform_count); + p_textures_dirty = true; + } + + if (p_textures_dirty && tex_uniform_count) { + update_textures(p_parameters, p_default_texture_params, p_texture_uniforms, texture_cache.ptrw(), true); + } +} + +/////////////////////////////////////////////////////////////////////////// +// Material Storage + +MaterialStorage *MaterialStorage::singleton = nullptr; + +MaterialStorage *MaterialStorage::get_singleton() { + return singleton; +} + +MaterialStorage::MaterialStorage() { + singleton = this; + + shader_data_request_func[RS::SHADER_SPATIAL] = _create_scene_shader_func; + shader_data_request_func[RS::SHADER_CANVAS_ITEM] = _create_canvas_shader_func; + shader_data_request_func[RS::SHADER_PARTICLES] = nullptr; + shader_data_request_func[RS::SHADER_SKY] = _create_sky_shader_func; + shader_data_request_func[RS::SHADER_FOG] = nullptr; + + material_data_request_func[RS::SHADER_SPATIAL] = _create_scene_material_func; + material_data_request_func[RS::SHADER_CANVAS_ITEM] = _create_canvas_material_func; + material_data_request_func[RS::SHADER_PARTICLES] = nullptr; + material_data_request_func[RS::SHADER_SKY] = _create_sky_material_func; + material_data_request_func[RS::SHADER_FOG] = nullptr; + + static_assert(sizeof(GlobalVariables::Value) == 16); + + global_variables.buffer_size = MAX(4096, (int)GLOBAL_GET("rendering/limits/global_shader_variables/buffer_size")); + if (global_variables.buffer_size > uint32_t(Config::get_singleton()->max_uniform_buffer_size)) { + global_variables.buffer_size = uint32_t(Config::get_singleton()->max_uniform_buffer_size); + WARN_PRINT("Project setting: rendering/limits/global_shader_variables/buffer_size exceeds maximum uniform buffer size of: " + itos(Config::get_singleton()->max_uniform_buffer_size)); + } + + global_variables.buffer_values = memnew_arr(GlobalVariables::Value, global_variables.buffer_size); + memset(global_variables.buffer_values, 0, sizeof(GlobalVariables::Value) * global_variables.buffer_size); + global_variables.buffer_usage = memnew_arr(GlobalVariables::ValueUsage, global_variables.buffer_size); + global_variables.buffer_dirty_regions = memnew_arr(bool, global_variables.buffer_size / GlobalVariables::BUFFER_DIRTY_REGION_SIZE); + memset(global_variables.buffer_dirty_regions, 0, sizeof(bool) * global_variables.buffer_size / GlobalVariables::BUFFER_DIRTY_REGION_SIZE); + glGenBuffers(1, &global_variables.buffer); + glBindBuffer(GL_UNIFORM_BUFFER, global_variables.buffer); + glBufferData(GL_UNIFORM_BUFFER, sizeof(GlobalVariables::Value) * global_variables.buffer_size, nullptr, GL_DYNAMIC_DRAW); + glBindBuffer(GL_UNIFORM_BUFFER, 0); + + { + // Setup CanvasItem compiler + ShaderCompiler::DefaultIdentifierActions actions; + + actions.renames["VERTEX"] = "vertex"; + actions.renames["LIGHT_VERTEX"] = "light_vertex"; + actions.renames["SHADOW_VERTEX"] = "shadow_vertex"; + actions.renames["UV"] = "uv"; + actions.renames["POINT_SIZE"] = "gl_PointSize"; + + actions.renames["MODEL_MATRIX"] = "model_matrix"; + actions.renames["CANVAS_MATRIX"] = "canvas_data.canvas_transform"; + actions.renames["SCREEN_MATRIX"] = "canvas_data.screen_transform"; + actions.renames["TIME"] = "canvas_data.time"; + actions.renames["PI"] = _MKSTR(Math_PI); + actions.renames["TAU"] = _MKSTR(Math_TAU); + actions.renames["E"] = _MKSTR(Math_E); + actions.renames["AT_LIGHT_PASS"] = "false"; + actions.renames["INSTANCE_CUSTOM"] = "instance_custom"; + + actions.renames["COLOR"] = "color"; + actions.renames["NORMAL"] = "normal"; + actions.renames["NORMAL_MAP"] = "normal_map"; + actions.renames["NORMAL_MAP_DEPTH"] = "normal_map_depth"; + actions.renames["TEXTURE"] = "color_texture"; + actions.renames["TEXTURE_PIXEL_SIZE"] = "draw_data.color_texture_pixel_size"; + actions.renames["NORMAL_TEXTURE"] = "normal_texture"; + actions.renames["SPECULAR_SHININESS_TEXTURE"] = "specular_texture"; + actions.renames["SPECULAR_SHININESS"] = "specular_shininess"; + actions.renames["SCREEN_UV"] = "screen_uv"; + actions.renames["SCREEN_TEXTURE"] = "screen_texture"; + actions.renames["SCREEN_PIXEL_SIZE"] = "canvas_data.screen_pixel_size"; + actions.renames["FRAGCOORD"] = "gl_FragCoord"; + actions.renames["POINT_COORD"] = "gl_PointCoord"; + actions.renames["INSTANCE_ID"] = "gl_InstanceIndex"; + actions.renames["VERTEX_ID"] = "gl_VertexIndex"; + + actions.renames["LIGHT_POSITION"] = "light_position"; + actions.renames["LIGHT_COLOR"] = "light_color"; + actions.renames["LIGHT_ENERGY"] = "light_energy"; + actions.renames["LIGHT"] = "light"; + actions.renames["SHADOW_MODULATE"] = "shadow_modulate"; + + actions.renames["texture_sdf"] = "texture_sdf"; + actions.renames["texture_sdf_normal"] = "texture_sdf_normal"; + actions.renames["sdf_to_screen_uv"] = "sdf_to_screen_uv"; + actions.renames["screen_uv_to_sdf"] = "screen_uv_to_sdf"; + + actions.usage_defines["COLOR"] = "#define COLOR_USED\n"; + actions.usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n"; + actions.usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n"; + actions.usage_defines["SCREEN_PIXEL_SIZE"] = "@SCREEN_UV"; + actions.usage_defines["NORMAL"] = "#define NORMAL_USED\n"; + actions.usage_defines["NORMAL_MAP"] = "#define NORMAL_MAP_USED\n"; + actions.usage_defines["LIGHT"] = "#define LIGHT_SHADER_CODE_USED\n"; + actions.usage_defines["SPECULAR_SHININESS"] = "#define SPECULAR_SHININESS_USED\n"; + + actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n"; + actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n"; + actions.render_mode_defines["light_only"] = "#define MODE_LIGHT_ONLY\n"; + + shaders.compiler_canvas.initialize(actions); + } + + { + // Setup Scene compiler + + //shader compiler + ShaderCompiler::DefaultIdentifierActions actions; + + actions.renames["MODEL_MATRIX"] = "model_matrix"; + actions.renames["MODEL_NORMAL_MATRIX"] = "model_normal_matrix"; + actions.renames["VIEW_MATRIX"] = "scene_data.view_matrix"; + actions.renames["INV_VIEW_MATRIX"] = "scene_data.inv_view_matrix"; + actions.renames["PROJECTION_MATRIX"] = "projection_matrix"; + actions.renames["INV_PROJECTION_MATRIX"] = "inv_projection_matrix"; + actions.renames["MODELVIEW_MATRIX"] = "modelview"; + actions.renames["MODELVIEW_NORMAL_MATRIX"] = "modelview_normal"; + + actions.renames["VERTEX"] = "vertex"; + actions.renames["NORMAL"] = "normal"; + actions.renames["TANGENT"] = "tangent"; + actions.renames["BINORMAL"] = "binormal"; + actions.renames["POSITION"] = "position"; + actions.renames["UV"] = "uv_interp"; + actions.renames["UV2"] = "uv2_interp"; + actions.renames["COLOR"] = "color_interp"; + actions.renames["POINT_SIZE"] = "gl_PointSize"; + actions.renames["INSTANCE_ID"] = "gl_InstanceIndex"; + actions.renames["VERTEX_ID"] = "gl_VertexIndex"; + + actions.renames["ALPHA_SCISSOR_THRESHOLD"] = "alpha_scissor_threshold"; + actions.renames["ALPHA_HASH_SCALE"] = "alpha_hash_scale"; + actions.renames["ALPHA_ANTIALIASING_EDGE"] = "alpha_antialiasing_edge"; + actions.renames["ALPHA_TEXTURE_COORDINATE"] = "alpha_texture_coordinate"; + + //builtins + + actions.renames["TIME"] = "scene_data.time"; + actions.renames["PI"] = _MKSTR(Math_PI); + actions.renames["TAU"] = _MKSTR(Math_TAU); + actions.renames["E"] = _MKSTR(Math_E); + actions.renames["VIEWPORT_SIZE"] = "scene_data.viewport_size"; + + actions.renames["FRAGCOORD"] = "gl_FragCoord"; + actions.renames["FRONT_FACING"] = "gl_FrontFacing"; + actions.renames["NORMAL_MAP"] = "normal_map"; + actions.renames["NORMAL_MAP_DEPTH"] = "normal_map_depth"; + actions.renames["ALBEDO"] = "albedo"; + actions.renames["ALPHA"] = "alpha"; + actions.renames["METALLIC"] = "metallic"; + actions.renames["SPECULAR"] = "specular"; + actions.renames["ROUGHNESS"] = "roughness"; + actions.renames["RIM"] = "rim"; + actions.renames["RIM_TINT"] = "rim_tint"; + actions.renames["CLEARCOAT"] = "clearcoat"; + actions.renames["CLEARCOAT_ROUGHNESS"] = "clearcoat_roughness"; + actions.renames["ANISOTROPY"] = "anisotropy"; + actions.renames["ANISOTROPY_FLOW"] = "anisotropy_flow"; + actions.renames["SSS_STRENGTH"] = "sss_strength"; + actions.renames["SSS_TRANSMITTANCE_COLOR"] = "transmittance_color"; + actions.renames["SSS_TRANSMITTANCE_DEPTH"] = "transmittance_depth"; + actions.renames["SSS_TRANSMITTANCE_BOOST"] = "transmittance_boost"; + actions.renames["BACKLIGHT"] = "backlight"; + actions.renames["AO"] = "ao"; + actions.renames["AO_LIGHT_AFFECT"] = "ao_light_affect"; + actions.renames["EMISSION"] = "emission"; + actions.renames["POINT_COORD"] = "gl_PointCoord"; + actions.renames["INSTANCE_CUSTOM"] = "instance_custom"; + actions.renames["SCREEN_UV"] = "screen_uv"; + actions.renames["SCREEN_TEXTURE"] = "color_buffer"; + actions.renames["DEPTH_TEXTURE"] = "depth_buffer"; + actions.renames["NORMAL_ROUGHNESS_TEXTURE"] = "normal_roughness_buffer"; + actions.renames["DEPTH"] = "gl_FragDepth"; + actions.renames["OUTPUT_IS_SRGB"] = "true"; + actions.renames["FOG"] = "fog"; + actions.renames["RADIANCE"] = "custom_radiance"; + actions.renames["IRRADIANCE"] = "custom_irradiance"; + actions.renames["BONE_INDICES"] = "bone_attrib"; + actions.renames["BONE_WEIGHTS"] = "weight_attrib"; + actions.renames["CUSTOM0"] = "custom0_attrib"; + actions.renames["CUSTOM1"] = "custom1_attrib"; + actions.renames["CUSTOM2"] = "custom2_attrib"; + actions.renames["CUSTOM3"] = "custom3_attrib"; + actions.renames["OUTPUT_IS_SRGB"] = "SHADER_IS_SRGB"; + + actions.renames["VIEW_INDEX"] = "ViewIndex"; + actions.renames["VIEW_MONO_LEFT"] = "0"; + actions.renames["VIEW_RIGHT"] = "1"; + + //for light + actions.renames["VIEW"] = "view"; + actions.renames["LIGHT_COLOR"] = "light_color"; + actions.renames["LIGHT"] = "light"; + actions.renames["ATTENUATION"] = "attenuation"; + actions.renames["DIFFUSE_LIGHT"] = "diffuse_light"; + actions.renames["SPECULAR_LIGHT"] = "specular_light"; + + actions.usage_defines["NORMAL"] = "#define NORMAL_USED\n"; + actions.usage_defines["TANGENT"] = "#define TANGENT_USED\n"; + actions.usage_defines["BINORMAL"] = "@TANGENT"; + actions.usage_defines["RIM"] = "#define LIGHT_RIM_USED\n"; + actions.usage_defines["RIM_TINT"] = "@RIM"; + actions.usage_defines["CLEARCOAT"] = "#define LIGHT_CLEARCOAT_USED\n"; + actions.usage_defines["CLEARCOAT_ROUGHNESS"] = "@CLEARCOAT"; + actions.usage_defines["ANISOTROPY"] = "#define LIGHT_ANISOTROPY_USED\n"; + actions.usage_defines["ANISOTROPY_FLOW"] = "@ANISOTROPY"; + actions.usage_defines["AO"] = "#define AO_USED\n"; + actions.usage_defines["AO_LIGHT_AFFECT"] = "#define AO_USED\n"; + actions.usage_defines["UV"] = "#define UV_USED\n"; + actions.usage_defines["UV2"] = "#define UV2_USED\n"; + actions.usage_defines["BONE_INDICES"] = "#define BONES_USED\n"; + actions.usage_defines["BONE_WEIGHTS"] = "#define WEIGHTS_USED\n"; + actions.usage_defines["CUSTOM0"] = "#define CUSTOM0_USED\n"; + actions.usage_defines["CUSTOM1"] = "#define CUSTOM1_USED\n"; + actions.usage_defines["CUSTOM2"] = "#define CUSTOM2_USED\n"; + actions.usage_defines["CUSTOM3"] = "#define CUSTOM3_USED\n"; + actions.usage_defines["NORMAL_MAP"] = "#define NORMAL_MAP_USED\n"; + actions.usage_defines["NORMAL_MAP_DEPTH"] = "@NORMAL_MAP"; + actions.usage_defines["COLOR"] = "#define COLOR_USED\n"; + actions.usage_defines["INSTANCE_CUSTOM"] = "#define ENABLE_INSTANCE_CUSTOM\n"; + actions.usage_defines["POSITION"] = "#define OVERRIDE_POSITION\n"; + + actions.usage_defines["ALPHA_SCISSOR_THRESHOLD"] = "#define ALPHA_SCISSOR_USED\n"; + actions.usage_defines["ALPHA_HASH_SCALE"] = "#define ALPHA_HASH_USED\n"; + actions.usage_defines["ALPHA_ANTIALIASING_EDGE"] = "#define ALPHA_ANTIALIASING_EDGE_USED\n"; + actions.usage_defines["ALPHA_TEXTURE_COORDINATE"] = "@ALPHA_ANTIALIASING_EDGE"; + + actions.usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n"; + actions.usage_defines["SSS_TRANSMITTANCE_DEPTH"] = "#define ENABLE_TRANSMITTANCE\n"; + actions.usage_defines["BACKLIGHT"] = "#define LIGHT_BACKLIGHT_USED\n"; + actions.usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n"; + actions.usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n"; + + actions.usage_defines["DIFFUSE_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n"; + actions.usage_defines["SPECULAR_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n"; + + actions.usage_defines["FOG"] = "#define CUSTOM_FOG_USED\n"; + actions.usage_defines["RADIANCE"] = "#define CUSTOM_RADIANCE_USED\n"; + actions.usage_defines["IRRADIANCE"] = "#define CUSTOM_IRRADIANCE_USED\n"; + + actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n"; + actions.render_mode_defines["world_vertex_coords"] = "#define VERTEX_WORLD_COORDS_USED\n"; + actions.render_mode_defines["ensure_correct_normals"] = "#define ENSURE_CORRECT_NORMALS\n"; + actions.render_mode_defines["cull_front"] = "#define DO_SIDE_CHECK\n"; + actions.render_mode_defines["cull_disabled"] = "#define DO_SIDE_CHECK\n"; + actions.render_mode_defines["particle_trails"] = "#define USE_PARTICLE_TRAILS\n"; + actions.render_mode_defines["depth_draw_opaque"] = "#define USE_OPAQUE_PREPASS\n"; + + bool force_lambert = GLOBAL_GET("rendering/shading/overrides/force_lambert_over_burley"); + + if (!force_lambert) { + actions.render_mode_defines["diffuse_burley"] = "#define DIFFUSE_BURLEY\n"; + } + + actions.render_mode_defines["diffuse_lambert_wrap"] = "#define DIFFUSE_LAMBERT_WRAP\n"; + actions.render_mode_defines["diffuse_toon"] = "#define DIFFUSE_TOON\n"; + + actions.render_mode_defines["sss_mode_skin"] = "#define SSS_MODE_SKIN\n"; + + actions.render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_SCHLICK_GGX\n"; + actions.render_mode_defines["specular_toon"] = "#define SPECULAR_TOON\n"; + actions.render_mode_defines["specular_disabled"] = "#define SPECULAR_DISABLED\n"; + actions.render_mode_defines["shadows_disabled"] = "#define SHADOWS_DISABLED\n"; + actions.render_mode_defines["ambient_light_disabled"] = "#define AMBIENT_LIGHT_DISABLED\n"; + actions.render_mode_defines["shadow_to_opacity"] = "#define USE_SHADOW_TO_OPACITY\n"; + actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n"; + + actions.default_filter = ShaderLanguage::FILTER_LINEAR_MIPMAP; + actions.default_repeat = ShaderLanguage::REPEAT_ENABLE; + + shaders.compiler_scene.initialize(actions); + } + + { + // Setup Particles compiler + /* +ShaderCompiler::DefaultIdentifierActions actions; + + actions.renames["COLOR"] = "PARTICLE.color"; + actions.renames["VELOCITY"] = "PARTICLE.velocity"; + //actions.renames["MASS"] = "mass"; ? + actions.renames["ACTIVE"] = "particle_active"; + actions.renames["RESTART"] = "restart"; + actions.renames["CUSTOM"] = "PARTICLE.custom"; + for (int i = 0; i < ParticlesShader::MAX_USERDATAS; i++) { + String udname = "USERDATA" + itos(i + 1); + actions.renames[udname] = "PARTICLE.userdata" + itos(i + 1); + actions.usage_defines[udname] = "#define USERDATA" + itos(i + 1) + "_USED\n"; + } + actions.renames["TRANSFORM"] = "PARTICLE.xform"; + actions.renames["TIME"] = "frame_history.data[0].time"; + actions.renames["PI"] = _MKSTR(Math_PI); + actions.renames["TAU"] = _MKSTR(Math_TAU); + actions.renames["E"] = _MKSTR(Math_E); + actions.renames["LIFETIME"] = "params.lifetime"; + actions.renames["DELTA"] = "local_delta"; + actions.renames["NUMBER"] = "particle_number"; + actions.renames["INDEX"] = "index"; + //actions.renames["GRAVITY"] = "current_gravity"; + actions.renames["EMISSION_TRANSFORM"] = "FRAME.emission_transform"; + actions.renames["RANDOM_SEED"] = "FRAME.random_seed"; + actions.renames["FLAG_EMIT_POSITION"] = "EMISSION_FLAG_HAS_POSITION"; + actions.renames["FLAG_EMIT_ROT_SCALE"] = "EMISSION_FLAG_HAS_ROTATION_SCALE"; + actions.renames["FLAG_EMIT_VELOCITY"] = "EMISSION_FLAG_HAS_VELOCITY"; + actions.renames["FLAG_EMIT_COLOR"] = "EMISSION_FLAG_HAS_COLOR"; + actions.renames["FLAG_EMIT_CUSTOM"] = "EMISSION_FLAG_HAS_CUSTOM"; + actions.renames["RESTART_POSITION"] = "restart_position"; + actions.renames["RESTART_ROT_SCALE"] = "restart_rotation_scale"; + actions.renames["RESTART_VELOCITY"] = "restart_velocity"; + actions.renames["RESTART_COLOR"] = "restart_color"; + actions.renames["RESTART_CUSTOM"] = "restart_custom"; + actions.renames["emit_subparticle"] = "emit_subparticle"; + actions.renames["COLLIDED"] = "collided"; + actions.renames["COLLISION_NORMAL"] = "collision_normal"; + actions.renames["COLLISION_DEPTH"] = "collision_depth"; + actions.renames["ATTRACTOR_FORCE"] = "attractor_force"; + + actions.render_mode_defines["disable_force"] = "#define DISABLE_FORCE\n"; + actions.render_mode_defines["disable_velocity"] = "#define DISABLE_VELOCITY\n"; + actions.render_mode_defines["keep_data"] = "#define ENABLE_KEEP_DATA\n"; + actions.render_mode_defines["collision_use_scale"] = "#define USE_COLLISON_SCALE\n"; + + actions.sampler_array_name = "material_samplers"; + actions.base_texture_binding_index = 1; + actions.texture_layout_set = 3; + actions.base_uniform_string = "material."; + actions.base_varying_index = 10; + + actions.default_filter = ShaderLanguage::FILTER_LINEAR_MIPMAP; + actions.default_repeat = ShaderLanguage::REPEAT_ENABLE; + actions.global_buffer_array_variable = "global_variables.data"; + + particles_shader.compiler.initialize(actions); + */ + } + + { + // Setup Sky compiler + ShaderCompiler::DefaultIdentifierActions actions; + + actions.renames["COLOR"] = "color"; + actions.renames["ALPHA"] = "alpha"; + actions.renames["EYEDIR"] = "cube_normal"; + actions.renames["POSITION"] = "position"; + actions.renames["SKY_COORDS"] = "panorama_coords"; + actions.renames["SCREEN_UV"] = "uv"; + actions.renames["TIME"] = "time"; + actions.renames["FRAGCOORD"] = "gl_FragCoord"; + actions.renames["PI"] = _MKSTR(Math_PI); + actions.renames["TAU"] = _MKSTR(Math_TAU); + actions.renames["E"] = _MKSTR(Math_E); + actions.renames["HALF_RES_COLOR"] = "half_res_color"; + actions.renames["QUARTER_RES_COLOR"] = "quarter_res_color"; + actions.renames["RADIANCE"] = "radiance"; + actions.renames["FOG"] = "custom_fog"; + actions.renames["LIGHT0_ENABLED"] = "directional_lights.data[0].enabled"; + actions.renames["LIGHT0_DIRECTION"] = "directional_lights.data[0].direction_energy.xyz"; + actions.renames["LIGHT0_ENERGY"] = "directional_lights.data[0].direction_energy.w"; + actions.renames["LIGHT0_COLOR"] = "directional_lights.data[0].color_size.xyz"; + actions.renames["LIGHT0_SIZE"] = "directional_lights.data[0].color_size.w"; + actions.renames["LIGHT1_ENABLED"] = "directional_lights.data[1].enabled"; + actions.renames["LIGHT1_DIRECTION"] = "directional_lights.data[1].direction_energy.xyz"; + actions.renames["LIGHT1_ENERGY"] = "directional_lights.data[1].direction_energy.w"; + actions.renames["LIGHT1_COLOR"] = "directional_lights.data[1].color_size.xyz"; + actions.renames["LIGHT1_SIZE"] = "directional_lights.data[1].color_size.w"; + actions.renames["LIGHT2_ENABLED"] = "directional_lights.data[2].enabled"; + actions.renames["LIGHT2_DIRECTION"] = "directional_lights.data[2].direction_energy.xyz"; + actions.renames["LIGHT2_ENERGY"] = "directional_lights.data[2].direction_energy.w"; + actions.renames["LIGHT2_COLOR"] = "directional_lights.data[2].color_size.xyz"; + actions.renames["LIGHT2_SIZE"] = "directional_lights.data[2].color_size.w"; + actions.renames["LIGHT3_ENABLED"] = "directional_lights.data[3].enabled"; + actions.renames["LIGHT3_DIRECTION"] = "directional_lights.data[3].direction_energy.xyz"; + actions.renames["LIGHT3_ENERGY"] = "directional_lights.data[3].direction_energy.w"; + actions.renames["LIGHT3_COLOR"] = "directional_lights.data[3].color_size.xyz"; + actions.renames["LIGHT3_SIZE"] = "directional_lights.data[3].color_size.w"; + actions.renames["AT_CUBEMAP_PASS"] = "AT_CUBEMAP_PASS"; + actions.renames["AT_HALF_RES_PASS"] = "AT_HALF_RES_PASS"; + actions.renames["AT_QUARTER_RES_PASS"] = "AT_QUARTER_RES_PASS"; + actions.usage_defines["HALF_RES_COLOR"] = "\n#define USES_HALF_RES_COLOR\n"; + actions.usage_defines["QUARTER_RES_COLOR"] = "\n#define USES_QUARTER_RES_COLOR\n"; + actions.render_mode_defines["disable_fog"] = "#define DISABLE_FOG\n"; + + actions.default_filter = ShaderLanguage::FILTER_LINEAR_MIPMAP; + actions.default_repeat = ShaderLanguage::REPEAT_ENABLE; + + shaders.compiler_sky.initialize(actions); + } +} + +MaterialStorage::~MaterialStorage() { + //shaders.copy.version_free(shaders.copy_version); + + memdelete_arr(global_variables.buffer_values); + memdelete_arr(global_variables.buffer_usage); + memdelete_arr(global_variables.buffer_dirty_regions); + glDeleteBuffers(1, &global_variables.buffer); + + singleton = nullptr; +} + +/* GLOBAL VARIABLE API */ + +int32_t MaterialStorage::_global_variable_allocate(uint32_t p_elements) { + int32_t idx = 0; + while (idx + p_elements <= global_variables.buffer_size) { + if (global_variables.buffer_usage[idx].elements == 0) { + bool valid = true; + for (uint32_t i = 1; i < p_elements; i++) { + if (global_variables.buffer_usage[idx + i].elements > 0) { + valid = false; + idx += i + global_variables.buffer_usage[idx + i].elements; + break; + } + } + + if (!valid) { + continue; //if not valid, idx is in new position + } + + return idx; + } else { + idx += global_variables.buffer_usage[idx].elements; + } + } + + return -1; +} + +void MaterialStorage::_global_variable_store_in_buffer(int32_t p_index, RS::GlobalVariableType p_type, const Variant &p_value) { + switch (p_type) { + case RS::GLOBAL_VAR_TYPE_BOOL: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + bool b = p_value; + bv.x = b ? 1.0 : 0.0; + bv.y = 0.0; + bv.z = 0.0; + bv.w = 0.0; + + } break; + case RS::GLOBAL_VAR_TYPE_BVEC2: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + uint32_t bvec = p_value; + bv.x = (bvec & 1) ? 1.0 : 0.0; + bv.y = (bvec & 2) ? 1.0 : 0.0; + bv.z = 0.0; + bv.w = 0.0; + } break; + case RS::GLOBAL_VAR_TYPE_BVEC3: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + uint32_t bvec = p_value; + bv.x = (bvec & 1) ? 1.0 : 0.0; + bv.y = (bvec & 2) ? 1.0 : 0.0; + bv.z = (bvec & 4) ? 1.0 : 0.0; + bv.w = 0.0; + } break; + case RS::GLOBAL_VAR_TYPE_BVEC4: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + uint32_t bvec = p_value; + bv.x = (bvec & 1) ? 1.0 : 0.0; + bv.y = (bvec & 2) ? 1.0 : 0.0; + bv.z = (bvec & 4) ? 1.0 : 0.0; + bv.w = (bvec & 8) ? 1.0 : 0.0; + } break; + case RS::GLOBAL_VAR_TYPE_INT: { + GlobalVariables::ValueInt &bv = *(GlobalVariables::ValueInt *)&global_variables.buffer_values[p_index]; + int32_t v = p_value; + bv.x = v; + bv.y = 0; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_IVEC2: { + GlobalVariables::ValueInt &bv = *(GlobalVariables::ValueInt *)&global_variables.buffer_values[p_index]; + Vector2i v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_IVEC3: { + GlobalVariables::ValueInt &bv = *(GlobalVariables::ValueInt *)&global_variables.buffer_values[p_index]; + Vector3i v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = v.z; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_IVEC4: { + GlobalVariables::ValueInt &bv = *(GlobalVariables::ValueInt *)&global_variables.buffer_values[p_index]; + Vector<int32_t> v = p_value; + bv.x = v.size() >= 1 ? v[0] : 0; + bv.y = v.size() >= 2 ? v[1] : 0; + bv.z = v.size() >= 3 ? v[2] : 0; + bv.w = v.size() >= 4 ? v[3] : 0; + } break; + case RS::GLOBAL_VAR_TYPE_RECT2I: { + GlobalVariables::ValueInt &bv = *(GlobalVariables::ValueInt *)&global_variables.buffer_values[p_index]; + Rect2i v = p_value; + bv.x = v.position.x; + bv.y = v.position.y; + bv.z = v.size.x; + bv.w = v.size.y; + } break; + case RS::GLOBAL_VAR_TYPE_UINT: { + GlobalVariables::ValueUInt &bv = *(GlobalVariables::ValueUInt *)&global_variables.buffer_values[p_index]; + uint32_t v = p_value; + bv.x = v; + bv.y = 0; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_UVEC2: { + GlobalVariables::ValueUInt &bv = *(GlobalVariables::ValueUInt *)&global_variables.buffer_values[p_index]; + Vector2i v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_UVEC3: { + GlobalVariables::ValueUInt &bv = *(GlobalVariables::ValueUInt *)&global_variables.buffer_values[p_index]; + Vector3i v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = v.z; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_UVEC4: { + GlobalVariables::ValueUInt &bv = *(GlobalVariables::ValueUInt *)&global_variables.buffer_values[p_index]; + Vector<int32_t> v = p_value; + bv.x = v.size() >= 1 ? v[0] : 0; + bv.y = v.size() >= 2 ? v[1] : 0; + bv.z = v.size() >= 3 ? v[2] : 0; + bv.w = v.size() >= 4 ? v[3] : 0; + } break; + case RS::GLOBAL_VAR_TYPE_FLOAT: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + float v = p_value; + bv.x = v; + bv.y = 0; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_VEC2: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + Vector2 v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = 0; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_VEC3: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + Vector3 v = p_value; + bv.x = v.x; + bv.y = v.y; + bv.z = v.z; + bv.w = 0; + } break; + case RS::GLOBAL_VAR_TYPE_VEC4: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + Plane v = p_value; + bv.x = v.normal.x; + bv.y = v.normal.y; + bv.z = v.normal.z; + bv.w = v.d; + } break; + case RS::GLOBAL_VAR_TYPE_COLOR: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + Color v = p_value; + bv.x = v.r; + bv.y = v.g; + bv.z = v.b; + bv.w = v.a; + + GlobalVariables::Value &bv_linear = global_variables.buffer_values[p_index + 1]; + //v = v.srgb_to_linear(); + bv_linear.x = v.r; + bv_linear.y = v.g; + bv_linear.z = v.b; + bv_linear.w = v.a; + + } break; + case RS::GLOBAL_VAR_TYPE_RECT2: { + GlobalVariables::Value &bv = global_variables.buffer_values[p_index]; + Rect2 v = p_value; + bv.x = v.position.x; + bv.y = v.position.y; + bv.z = v.size.x; + bv.w = v.size.y; + } break; + case RS::GLOBAL_VAR_TYPE_MAT2: { + GlobalVariables::Value *bv = &global_variables.buffer_values[p_index]; + Vector<float> m2 = p_value; + if (m2.size() < 4) { + m2.resize(4); + } + bv[0].x = m2[0]; + bv[0].y = m2[1]; + bv[0].z = 0; + bv[0].w = 0; + + bv[1].x = m2[2]; + bv[1].y = m2[3]; + bv[1].z = 0; + bv[1].w = 0; + + } break; + case RS::GLOBAL_VAR_TYPE_MAT3: { + GlobalVariables::Value *bv = &global_variables.buffer_values[p_index]; + Basis v = p_value; + bv[0].x = v.rows[0][0]; + bv[0].y = v.rows[1][0]; + bv[0].z = v.rows[2][0]; + bv[0].w = 0; + + bv[1].x = v.rows[0][1]; + bv[1].y = v.rows[1][1]; + bv[1].z = v.rows[2][1]; + bv[1].w = 0; + + bv[2].x = v.rows[0][2]; + bv[2].y = v.rows[1][2]; + bv[2].z = v.rows[2][2]; + bv[2].w = 0; + + } break; + case RS::GLOBAL_VAR_TYPE_MAT4: { + GlobalVariables::Value *bv = &global_variables.buffer_values[p_index]; + + Vector<float> m2 = p_value; + if (m2.size() < 16) { + m2.resize(16); + } + + bv[0].x = m2[0]; + bv[0].y = m2[1]; + bv[0].z = m2[2]; + bv[0].w = m2[3]; + + bv[1].x = m2[4]; + bv[1].y = m2[5]; + bv[1].z = m2[6]; + bv[1].w = m2[7]; + + bv[2].x = m2[8]; + bv[2].y = m2[9]; + bv[2].z = m2[10]; + bv[2].w = m2[11]; + + bv[3].x = m2[12]; + bv[3].y = m2[13]; + bv[3].z = m2[14]; + bv[3].w = m2[15]; + + } break; + case RS::GLOBAL_VAR_TYPE_TRANSFORM_2D: { + GlobalVariables::Value *bv = &global_variables.buffer_values[p_index]; + Transform2D v = p_value; + bv[0].x = v.columns[0][0]; + bv[0].y = v.columns[0][1]; + bv[0].z = 0; + bv[0].w = 0; + + bv[1].x = v.columns[1][0]; + bv[1].y = v.columns[1][1]; + bv[1].z = 0; + bv[1].w = 0; + + bv[2].x = v.columns[2][0]; + bv[2].y = v.columns[2][1]; + bv[2].z = 1; + bv[2].w = 0; + + } break; + case RS::GLOBAL_VAR_TYPE_TRANSFORM: { + GlobalVariables::Value *bv = &global_variables.buffer_values[p_index]; + Transform3D v = p_value; + bv[0].x = v.basis.rows[0][0]; + bv[0].y = v.basis.rows[1][0]; + bv[0].z = v.basis.rows[2][0]; + bv[0].w = 0; + + bv[1].x = v.basis.rows[0][1]; + bv[1].y = v.basis.rows[1][1]; + bv[1].z = v.basis.rows[2][1]; + bv[1].w = 0; + + bv[2].x = v.basis.rows[0][2]; + bv[2].y = v.basis.rows[1][2]; + bv[2].z = v.basis.rows[2][2]; + bv[2].w = 0; + + bv[3].x = v.origin.x; + bv[3].y = v.origin.y; + bv[3].z = v.origin.z; + bv[3].w = 1; + + } break; + default: { + ERR_FAIL(); + } + } +} + +void MaterialStorage::_global_variable_mark_buffer_dirty(int32_t p_index, int32_t p_elements) { + int32_t prev_chunk = -1; + + for (int32_t i = 0; i < p_elements; i++) { + int32_t chunk = (p_index + i) / GlobalVariables::BUFFER_DIRTY_REGION_SIZE; + if (chunk != prev_chunk) { + if (!global_variables.buffer_dirty_regions[chunk]) { + global_variables.buffer_dirty_regions[chunk] = true; + global_variables.buffer_dirty_region_count++; + } + } + + prev_chunk = chunk; + } +} + +void MaterialStorage::global_variable_add(const StringName &p_name, RS::GlobalVariableType p_type, const Variant &p_value) { + ERR_FAIL_COND(global_variables.variables.has(p_name)); + GlobalVariables::Variable gv; + gv.type = p_type; + gv.value = p_value; + gv.buffer_index = -1; + + if (p_type >= RS::GLOBAL_VAR_TYPE_SAMPLER2D) { + //is texture + global_variables.must_update_texture_materials = true; //normally there are none + } else { + gv.buffer_elements = 1; + if (p_type == RS::GLOBAL_VAR_TYPE_COLOR || p_type == RS::GLOBAL_VAR_TYPE_MAT2) { + //color needs to elements to store srgb and linear + gv.buffer_elements = 2; + } + if (p_type == RS::GLOBAL_VAR_TYPE_MAT3 || p_type == RS::GLOBAL_VAR_TYPE_TRANSFORM_2D) { + //color needs to elements to store srgb and linear + gv.buffer_elements = 3; + } + if (p_type == RS::GLOBAL_VAR_TYPE_MAT4 || p_type == RS::GLOBAL_VAR_TYPE_TRANSFORM) { + //color needs to elements to store srgb and linear + gv.buffer_elements = 4; + } + + //is vector, allocate in buffer and update index + gv.buffer_index = _global_variable_allocate(gv.buffer_elements); + ERR_FAIL_COND_MSG(gv.buffer_index < 0, vformat("Failed allocating global variable '%s' out of buffer memory. Consider increasing it in the Project Settings.", String(p_name))); + global_variables.buffer_usage[gv.buffer_index].elements = gv.buffer_elements; + _global_variable_store_in_buffer(gv.buffer_index, gv.type, gv.value); + _global_variable_mark_buffer_dirty(gv.buffer_index, gv.buffer_elements); + + global_variables.must_update_buffer_materials = true; //normally there are none + } + + global_variables.variables[p_name] = gv; +} + +void MaterialStorage::global_variable_remove(const StringName &p_name) { + if (!global_variables.variables.has(p_name)) { + return; + } + GlobalVariables::Variable &gv = global_variables.variables[p_name]; + + if (gv.buffer_index >= 0) { + global_variables.buffer_usage[gv.buffer_index].elements = 0; + global_variables.must_update_buffer_materials = true; + } else { + global_variables.must_update_texture_materials = true; + } + + global_variables.variables.erase(p_name); +} + +Vector<StringName> MaterialStorage::global_variable_get_list() const { + if (!Engine::get_singleton()->is_editor_hint()) { + ERR_FAIL_V_MSG(Vector<StringName>(), "This function should never be used outside the editor, it can severely damage performance."); + } + + Vector<StringName> names; + for (const KeyValue<StringName, GlobalVariables::Variable> &E : global_variables.variables) { + names.push_back(E.key); + } + names.sort_custom<StringName::AlphCompare>(); + return names; +} + +void MaterialStorage::global_variable_set(const StringName &p_name, const Variant &p_value) { + ERR_FAIL_COND(!global_variables.variables.has(p_name)); + GlobalVariables::Variable &gv = global_variables.variables[p_name]; + gv.value = p_value; + if (gv.override.get_type() == Variant::NIL) { + if (gv.buffer_index >= 0) { + //buffer + _global_variable_store_in_buffer(gv.buffer_index, gv.type, gv.value); + _global_variable_mark_buffer_dirty(gv.buffer_index, gv.buffer_elements); + } else { + //texture + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + for (const RID &E : gv.texture_materials) { + Material *material = material_storage->get_material(E); + ERR_CONTINUE(!material); + material_storage->_material_queue_update(material, false, true); + } + } + } +} + +void MaterialStorage::global_variable_set_override(const StringName &p_name, const Variant &p_value) { + if (!global_variables.variables.has(p_name)) { + return; //variable may not exist + } + + ERR_FAIL_COND(p_value.get_type() == Variant::OBJECT); + + GlobalVariables::Variable &gv = global_variables.variables[p_name]; + + gv.override = p_value; + + if (gv.buffer_index >= 0) { + //buffer + if (gv.override.get_type() == Variant::NIL) { + _global_variable_store_in_buffer(gv.buffer_index, gv.type, gv.value); + } else { + _global_variable_store_in_buffer(gv.buffer_index, gv.type, gv.override); + } + + _global_variable_mark_buffer_dirty(gv.buffer_index, gv.buffer_elements); + } else { + //texture + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + for (const RID &E : gv.texture_materials) { + Material *material = material_storage->get_material(E); + ERR_CONTINUE(!material); + material_storage->_material_queue_update(material, false, true); + } + } +} + +Variant MaterialStorage::global_variable_get(const StringName &p_name) const { + if (!Engine::get_singleton()->is_editor_hint()) { + ERR_FAIL_V_MSG(Variant(), "This function should never be used outside the editor, it can severely damage performance."); + } + + if (!global_variables.variables.has(p_name)) { + return Variant(); + } + + return global_variables.variables[p_name].value; +} + +RS::GlobalVariableType MaterialStorage::global_variable_get_type_internal(const StringName &p_name) const { + if (!global_variables.variables.has(p_name)) { + return RS::GLOBAL_VAR_TYPE_MAX; + } + + return global_variables.variables[p_name].type; +} + +RS::GlobalVariableType MaterialStorage::global_variable_get_type(const StringName &p_name) const { + if (!Engine::get_singleton()->is_editor_hint()) { + ERR_FAIL_V_MSG(RS::GLOBAL_VAR_TYPE_MAX, "This function should never be used outside the editor, it can severely damage performance."); + } + + return global_variable_get_type_internal(p_name); +} + +void MaterialStorage::global_variables_load_settings(bool p_load_textures) { + List<PropertyInfo> settings; + ProjectSettings::get_singleton()->get_property_list(&settings); + + for (const PropertyInfo &E : settings) { + if (E.name.begins_with("shader_globals/")) { + StringName name = E.name.get_slice("/", 1); + Dictionary d = ProjectSettings::get_singleton()->get(E.name); + + ERR_CONTINUE(!d.has("type")); + ERR_CONTINUE(!d.has("value")); + + String type = d["type"]; + + static const char *global_var_type_names[RS::GLOBAL_VAR_TYPE_MAX] = { + "bool", + "bvec2", + "bvec3", + "bvec4", + "int", + "ivec2", + "ivec3", + "ivec4", + "rect2i", + "uint", + "uvec2", + "uvec3", + "uvec4", + "float", + "vec2", + "vec3", + "vec4", + "color", + "rect2", + "mat2", + "mat3", + "mat4", + "transform_2d", + "transform", + "sampler2D", + "sampler2DArray", + "sampler3D", + "samplerCube", + }; + + RS::GlobalVariableType gvtype = RS::GLOBAL_VAR_TYPE_MAX; + + for (int i = 0; i < RS::GLOBAL_VAR_TYPE_MAX; i++) { + if (global_var_type_names[i] == type) { + gvtype = RS::GlobalVariableType(i); + break; + } + } + + ERR_CONTINUE(gvtype == RS::GLOBAL_VAR_TYPE_MAX); //type invalid + + Variant value = d["value"]; + + if (gvtype >= RS::GLOBAL_VAR_TYPE_SAMPLER2D) { + //textire + if (!p_load_textures) { + value = RID(); + continue; + } + + String path = value; + Ref<Resource> resource = ResourceLoader::load(path); + ERR_CONTINUE(resource.is_null()); + value = resource; + } + + if (global_variables.variables.has(name)) { + //has it, update it + global_variable_set(name, value); + } else { + global_variable_add(name, gvtype, value); + } + } + } +} + +void MaterialStorage::global_variables_clear() { + global_variables.variables.clear(); +} + +GLuint MaterialStorage::global_variables_get_uniform_buffer() const { + return global_variables.buffer; +} + +int32_t MaterialStorage::global_variables_instance_allocate(RID p_instance) { + ERR_FAIL_COND_V(global_variables.instance_buffer_pos.has(p_instance), -1); + int32_t pos = _global_variable_allocate(ShaderLanguage::MAX_INSTANCE_UNIFORM_INDICES); + global_variables.instance_buffer_pos[p_instance] = pos; //save anyway + ERR_FAIL_COND_V_MSG(pos < 0, -1, "Too many instances using shader instance variables. Increase buffer size in Project Settings."); + global_variables.buffer_usage[pos].elements = ShaderLanguage::MAX_INSTANCE_UNIFORM_INDICES; + return pos; +} + +void MaterialStorage::global_variables_instance_free(RID p_instance) { + ERR_FAIL_COND(!global_variables.instance_buffer_pos.has(p_instance)); + int32_t pos = global_variables.instance_buffer_pos[p_instance]; + if (pos >= 0) { + global_variables.buffer_usage[pos].elements = 0; + } + global_variables.instance_buffer_pos.erase(p_instance); +} + +void MaterialStorage::global_variables_instance_update(RID p_instance, int p_index, const Variant &p_value) { + if (!global_variables.instance_buffer_pos.has(p_instance)) { + return; //just not allocated, ignore + } + int32_t pos = global_variables.instance_buffer_pos[p_instance]; + + if (pos < 0) { + return; //again, not allocated, ignore + } + ERR_FAIL_INDEX(p_index, ShaderLanguage::MAX_INSTANCE_UNIFORM_INDICES); + ERR_FAIL_COND_MSG(p_value.get_type() > Variant::COLOR, "Unsupported variant type for instance parameter: " + Variant::get_type_name(p_value.get_type())); //anything greater not supported + + ShaderLanguage::DataType datatype_from_value[Variant::COLOR + 1] = { + ShaderLanguage::TYPE_MAX, //nil + ShaderLanguage::TYPE_BOOL, //bool + ShaderLanguage::TYPE_INT, //int + ShaderLanguage::TYPE_FLOAT, //float + ShaderLanguage::TYPE_MAX, //string + ShaderLanguage::TYPE_VEC2, //vec2 + ShaderLanguage::TYPE_IVEC2, //vec2i + ShaderLanguage::TYPE_VEC4, //rect2 + ShaderLanguage::TYPE_IVEC4, //rect2i + ShaderLanguage::TYPE_VEC3, // vec3 + ShaderLanguage::TYPE_IVEC3, //vec3i + ShaderLanguage::TYPE_MAX, //xform2d not supported here + ShaderLanguage::TYPE_VEC4, //plane + ShaderLanguage::TYPE_VEC4, //quat + ShaderLanguage::TYPE_MAX, //aabb not supported here + ShaderLanguage::TYPE_MAX, //basis not supported here + ShaderLanguage::TYPE_MAX, //xform not supported here + ShaderLanguage::TYPE_VEC4 //color + }; + + ShaderLanguage::DataType datatype = datatype_from_value[p_value.get_type()]; + + ERR_FAIL_COND_MSG(datatype == ShaderLanguage::TYPE_MAX, "Unsupported variant type for instance parameter: " + Variant::get_type_name(p_value.get_type())); //anything greater not supported + + pos += p_index; + + _fill_std140_variant_ubo_value(datatype, 0, p_value, (uint8_t *)&global_variables.buffer_values[pos]); + _global_variable_mark_buffer_dirty(pos, 1); +} + +void MaterialStorage::_update_global_variables() { + MaterialStorage *material_storage = MaterialStorage::get_singleton(); + if (global_variables.buffer_dirty_region_count > 0) { + uint32_t total_regions = global_variables.buffer_size / GlobalVariables::BUFFER_DIRTY_REGION_SIZE; + if (total_regions / global_variables.buffer_dirty_region_count <= 4) { + // 25% of regions dirty, just update all buffer + glBindBuffer(GL_UNIFORM_BUFFER, global_variables.buffer); + glBufferData(GL_UNIFORM_BUFFER, sizeof(GlobalVariables::Value) * global_variables.buffer_size, global_variables.buffer_values, GL_DYNAMIC_DRAW); + glBindBuffer(GL_UNIFORM_BUFFER, 0); + memset(global_variables.buffer_dirty_regions, 0, sizeof(bool) * total_regions); + } else { + uint32_t region_byte_size = sizeof(GlobalVariables::Value) * GlobalVariables::BUFFER_DIRTY_REGION_SIZE; + glBindBuffer(GL_UNIFORM_BUFFER, global_variables.buffer); + for (uint32_t i = 0; i < total_regions; i++) { + if (global_variables.buffer_dirty_regions[i]) { + glBufferSubData(GL_UNIFORM_BUFFER, i * region_byte_size, region_byte_size, &global_variables.buffer_values[i * GlobalVariables::BUFFER_DIRTY_REGION_SIZE]); + global_variables.buffer_dirty_regions[i] = false; + } + } + glBindBuffer(GL_UNIFORM_BUFFER, 0); + } + + global_variables.buffer_dirty_region_count = 0; + } + + if (global_variables.must_update_buffer_materials) { + // only happens in the case of a buffer variable added or removed, + // so not often. + for (const RID &E : global_variables.materials_using_buffer) { + Material *material = material_storage->get_material(E); + ERR_CONTINUE(!material); //wtf + + material_storage->_material_queue_update(material, true, false); + } + + global_variables.must_update_buffer_materials = false; + } + + if (global_variables.must_update_texture_materials) { + // only happens in the case of a buffer variable added or removed, + // so not often. + for (const RID &E : global_variables.materials_using_texture) { + Material *material = material_storage->get_material(E); + ERR_CONTINUE(!material); //wtf + + material_storage->_material_queue_update(material, false, true); + } + + global_variables.must_update_texture_materials = false; + } +} + +/* SHADER API */ + +RID MaterialStorage::shader_allocate() { + return shader_owner.allocate_rid(); +} + +void MaterialStorage::shader_initialize(RID p_rid) { + Shader shader; + shader.data = nullptr; + shader.mode = RS::SHADER_MAX; + + shader_owner.initialize_rid(p_rid, shader); +} + +void MaterialStorage::shader_free(RID p_rid) { + GLES3::Shader *shader = shader_owner.get_or_null(p_rid); + ERR_FAIL_COND(!shader); + + //make material unreference this + while (shader->owners.size()) { + material_set_shader((*shader->owners.begin())->self, RID()); + } + + //clear data if exists + if (shader->data) { + memdelete(shader->data); + } + shader_owner.free(p_rid); +} + +void MaterialStorage::shader_set_code(RID p_shader, const String &p_code) { + GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND(!shader); + + shader->code = p_code; + + String mode_string = ShaderLanguage::get_shader_type(p_code); + + RS::ShaderMode new_mode; + if (mode_string == "canvas_item") { + new_mode = RS::SHADER_CANVAS_ITEM; + //} else if (mode_string == "particles") { + // new_mode = RS::SHADER_PARTICLES; + } else if (mode_string == "spatial") { + new_mode = RS::SHADER_SPATIAL; + } else if (mode_string == "sky") { + new_mode = RS::SHADER_SKY; + //} else if (mode_string == "fog") { + // new_mode = RS::SHADER_FOG; + } else { + new_mode = RS::SHADER_MAX; + ERR_PRINT("shader type " + mode_string + " not supported in OpenGL renderer"); + } + + if (new_mode != shader->mode) { + if (shader->data) { + memdelete(shader->data); + shader->data = nullptr; + } + + for (Material *E : shader->owners) { + Material *material = E; + material->shader_mode = new_mode; + if (material->data) { + memdelete(material->data); + material->data = nullptr; + } + } + + shader->mode = new_mode; + + if (new_mode < RS::SHADER_MAX && shader_data_request_func[new_mode]) { + shader->data = shader_data_request_func[new_mode](); + } else { + shader->mode = RS::SHADER_MAX; //invalid + } + + for (Material *E : shader->owners) { + Material *material = E; + if (shader->data) { + material->data = material_data_request_func[new_mode](shader->data); + material->data->self = material->self; + material->data->set_next_pass(material->next_pass); + material->data->set_render_priority(material->priority); + } + material->shader_mode = new_mode; + } + + if (shader->data) { + for (const KeyValue<StringName, HashMap<int, RID>> &E : shader->default_texture_parameter) { + for (const KeyValue<int, RID> &E2 : E.value) { + shader->data->set_default_texture_param(E.key, E2.value, E2.key); + } + } + } + } + + if (shader->data) { + shader->data->set_code(p_code); + } + + for (Material *E : shader->owners) { + Material *material = E; + material->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MATERIAL); + _material_queue_update(material, true, true); + } +} + +void MaterialStorage::shader_set_path_hint(RID p_shader, const String &p_path) { + GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND(!shader); + + shader->path_hint = p_path; +} + +String MaterialStorage::shader_get_code(RID p_shader) const { + const GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND_V(!shader, String()); + return shader->code; +} + +void MaterialStorage::shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const { + GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND(!shader); + if (shader->data) { + return shader->data->get_param_list(p_param_list); + } +} + +void MaterialStorage::shader_set_default_texture_param(RID p_shader, const StringName &p_name, RID p_texture, int p_index) { + GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND(!shader); + + if (p_texture.is_valid() && TextureStorage::get_singleton()->owns_texture(p_texture)) { + if (!shader->default_texture_parameter.has(p_name)) { + shader->default_texture_parameter[p_name] = HashMap<int, RID>(); + } + shader->default_texture_parameter[p_name][p_index] = p_texture; + } else { + if (shader->default_texture_parameter.has(p_name) && shader->default_texture_parameter[p_name].has(p_index)) { + shader->default_texture_parameter[p_name].erase(p_index); + + if (shader->default_texture_parameter[p_name].is_empty()) { + shader->default_texture_parameter.erase(p_name); + } + } + } + if (shader->data) { + shader->data->set_default_texture_param(p_name, p_texture, p_index); + } + for (Material *E : shader->owners) { + Material *material = E; + _material_queue_update(material, false, true); + } +} + +RID MaterialStorage::shader_get_default_texture_param(RID p_shader, const StringName &p_name, int p_index) const { + const GLES3::Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND_V(!shader, RID()); + if (shader->default_texture_parameter.has(p_name) && shader->default_texture_parameter[p_name].has(p_index)) { + return shader->default_texture_parameter[p_name][p_index]; + } + + return RID(); +} + +Variant MaterialStorage::shader_get_param_default(RID p_shader, const StringName &p_param) const { + Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND_V(!shader, Variant()); + if (shader->data) { + return shader->data->get_default_parameter(p_param); + } + return Variant(); +} + +RS::ShaderNativeSourceCode MaterialStorage::shader_get_native_source_code(RID p_shader) const { + Shader *shader = shader_owner.get_or_null(p_shader); + ERR_FAIL_COND_V(!shader, RS::ShaderNativeSourceCode()); + if (shader->data) { + return shader->data->get_native_source_code(); + } + return RS::ShaderNativeSourceCode(); +} + +/* MATERIAL API */ + +void MaterialStorage::_material_queue_update(GLES3::Material *material, bool p_uniform, bool p_texture) { + material->uniform_dirty = material->uniform_dirty || p_uniform; + material->texture_dirty = material->texture_dirty || p_texture; + + if (material->update_element.in_list()) { + return; + } + + material_update_list.add(&material->update_element); +} + +void MaterialStorage::_update_queued_materials() { + while (material_update_list.first()) { + Material *material = material_update_list.first()->self(); + + if (material->data) { + material->data->update_parameters(material->params, material->uniform_dirty, material->texture_dirty); + } + material->texture_dirty = false; + material->uniform_dirty = false; + + material_update_list.remove(&material->update_element); + } +} + +RID MaterialStorage::material_allocate() { + return material_owner.allocate_rid(); +} + +void MaterialStorage::material_initialize(RID p_rid) { + material_owner.initialize_rid(p_rid); + Material *material = material_owner.get_or_null(p_rid); + material->self = p_rid; +} + +void MaterialStorage::material_free(RID p_rid) { + Material *material = material_owner.get_or_null(p_rid); + ERR_FAIL_COND(!material); + + material_set_shader(p_rid, RID()); //clean up shader + material->dependency.deleted_notify(p_rid); + + material_owner.free(p_rid); +} + +void MaterialStorage::material_set_shader(RID p_material, RID p_shader) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + + if (material->data) { + memdelete(material->data); + material->data = nullptr; + } + + if (material->shader) { + material->shader->owners.erase(material); + material->shader = nullptr; + material->shader_mode = RS::SHADER_MAX; + } + + if (p_shader.is_null()) { + material->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MATERIAL); + material->shader_id = 0; + return; + } + + Shader *shader = get_shader(p_shader); + ERR_FAIL_COND(!shader); + material->shader = shader; + material->shader_mode = shader->mode; + material->shader_id = p_shader.get_local_index(); + shader->owners.insert(material); + + if (shader->mode == RS::SHADER_MAX) { + return; + } + + ERR_FAIL_COND(shader->data == nullptr); + + material->data = material_data_request_func[shader->mode](shader->data); + material->data->self = p_material; + material->data->set_next_pass(material->next_pass); + material->data->set_render_priority(material->priority); + //updating happens later + material->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MATERIAL); + _material_queue_update(material, true, true); +} + +void MaterialStorage::material_set_param(RID p_material, const StringName &p_param, const Variant &p_value) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + + if (p_value.get_type() == Variant::NIL) { + material->params.erase(p_param); + } else { + ERR_FAIL_COND(p_value.get_type() == Variant::OBJECT); //object not allowed + material->params[p_param] = p_value; + } + + if (material->shader && material->shader->data) { //shader is valid + bool is_texture = material->shader->data->is_param_texture(p_param); + _material_queue_update(material, !is_texture, is_texture); + } else { + _material_queue_update(material, true, true); + } +} + +Variant MaterialStorage::material_get_param(RID p_material, const StringName &p_param) const { + const GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND_V(!material, Variant()); + if (material->params.has(p_param)) { + return material->params[p_param]; + } else { + return Variant(); + } +} + +void MaterialStorage::material_set_next_pass(RID p_material, RID p_next_material) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + + if (material->next_pass == p_next_material) { + return; + } + + material->next_pass = p_next_material; + if (material->data) { + material->data->set_next_pass(p_next_material); + } + + material->dependency.changed_notify(Dependency::DEPENDENCY_CHANGED_MATERIAL); +} + +void MaterialStorage::material_set_render_priority(RID p_material, int priority) { + ERR_FAIL_COND(priority < RS::MATERIAL_RENDER_PRIORITY_MIN); + ERR_FAIL_COND(priority > RS::MATERIAL_RENDER_PRIORITY_MAX); + + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + material->priority = priority; + if (material->data) { + material->data->set_render_priority(priority); + } +} + +bool MaterialStorage::material_is_animated(RID p_material) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND_V(!material, false); + if (material->shader && material->shader->data) { + if (material->shader->data->is_animated()) { + return true; + } else if (material->next_pass.is_valid()) { + return material_is_animated(material->next_pass); + } + } + return false; //by default nothing is animated +} + +bool MaterialStorage::material_casts_shadows(RID p_material) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND_V(!material, true); + if (material->shader && material->shader->data) { + if (material->shader->data->casts_shadows()) { + return true; + } else if (material->next_pass.is_valid()) { + return material_casts_shadows(material->next_pass); + } + } + return true; //by default everything casts shadows +} + +void MaterialStorage::material_get_instance_shader_parameters(RID p_material, List<InstanceShaderParam> *r_parameters) { + GLES3::Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + if (material->shader && material->shader->data) { + material->shader->data->get_instance_param_list(r_parameters); + + if (material->next_pass.is_valid()) { + material_get_instance_shader_parameters(material->next_pass, r_parameters); + } + } +} + +void MaterialStorage::material_update_dependency(RID p_material, DependencyTracker *p_instance) { + Material *material = material_owner.get_or_null(p_material); + ERR_FAIL_COND(!material); + p_instance->update_dependency(&material->dependency); + if (material->next_pass.is_valid()) { + material_update_dependency(material->next_pass, p_instance); + } +} + +/* Canvas Shader Data */ + +void CanvasShaderData::set_code(const String &p_code) { + // compile the shader + + code = p_code; + valid = false; + ubo_size = 0; + uniforms.clear(); + uses_screen_texture = false; + uses_sdf = false; + uses_time = false; + + if (code.is_empty()) { + return; //just invalid, but no error + } + + ShaderCompiler::GeneratedCode gen_code; + + int blend_modei = BLEND_MODE_MIX; + uses_screen_texture = false; + + ShaderCompiler::IdentifierActions actions; + actions.entry_point_stages["vertex"] = ShaderCompiler::STAGE_VERTEX; + actions.entry_point_stages["fragment"] = ShaderCompiler::STAGE_FRAGMENT; + actions.entry_point_stages["light"] = ShaderCompiler::STAGE_FRAGMENT; + + actions.render_mode_values["blend_add"] = Pair<int *, int>(&blend_modei, BLEND_MODE_ADD); + actions.render_mode_values["blend_mix"] = Pair<int *, int>(&blend_modei, BLEND_MODE_MIX); + actions.render_mode_values["blend_sub"] = Pair<int *, int>(&blend_modei, BLEND_MODE_SUB); + actions.render_mode_values["blend_mul"] = Pair<int *, int>(&blend_modei, BLEND_MODE_MUL); + actions.render_mode_values["blend_premul_alpha"] = Pair<int *, int>(&blend_modei, BLEND_MODE_PMALPHA); + actions.render_mode_values["blend_disabled"] = Pair<int *, int>(&blend_modei, BLEND_MODE_DISABLED); + + actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture; + actions.usage_flag_pointers["texture_sdf"] = &uses_sdf; + actions.usage_flag_pointers["TIME"] = &uses_time; + + actions.uniforms = &uniforms; + Error err = MaterialStorage::get_singleton()->shaders.compiler_canvas.compile(RS::SHADER_CANVAS_ITEM, code, &actions, path, gen_code); + ERR_FAIL_COND_MSG(err != OK, "Shader compilation failed."); + + if (version.is_null()) { + version = MaterialStorage::get_singleton()->shaders.canvas_shader.version_create(); + } + + blend_mode = BlendMode(blend_modei); + +#if 0 + print_line("**compiling shader:"); + print_line("**defines:\n"); + for (int i = 0; i < gen_code.defines.size(); i++) { + print_line(gen_code.defines[i]); + } + print_line("\n**uniforms:\n" + gen_code.uniforms); + print_line("\n**vertex_globals:\n" + gen_code.vertex_global); + print_line("\n**vertex_code:\n" + gen_code.vertex); + print_line("\n**fragment_globals:\n" + gen_code.fragment_global); + print_line("\n**fragment_code:\n" + gen_code.fragment); + print_line("\n**light_code:\n" + gen_code.light); +#endif + + Vector<StringName> texture_uniform_names; + for (int i = 0; i < gen_code.texture_uniforms.size(); i++) { + texture_uniform_names.push_back(gen_code.texture_uniforms[i].name); + } + + MaterialStorage::get_singleton()->shaders.canvas_shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX], gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT], gen_code.defines, texture_uniform_names); + ERR_FAIL_COND(!MaterialStorage::get_singleton()->shaders.canvas_shader.version_is_valid(version)); + + ubo_size = gen_code.uniform_total_size; + ubo_offsets = gen_code.uniform_offsets; + texture_uniforms = gen_code.texture_uniforms; + + valid = true; +} + +void CanvasShaderData::set_default_texture_param(const StringName &p_name, RID p_texture, int p_index) { + if (!p_texture.is_valid()) { + if (default_texture_params.has(p_name) && default_texture_params[p_name].has(p_index)) { + default_texture_params[p_name].erase(p_index); + + if (default_texture_params[p_name].is_empty()) { + default_texture_params.erase(p_name); + } + } + } else { + if (!default_texture_params.has(p_name)) { + default_texture_params[p_name] = HashMap<int, RID>(); + } + default_texture_params[p_name][p_index] = p_texture; + } +} + +void CanvasShaderData::get_param_list(List<PropertyInfo> *p_param_list) const { + HashMap<int, StringName> order; + + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) { + continue; + } + if (E.value.texture_order >= 0) { + order[E.value.texture_order + 100000] = E.key; + } else { + order[E.value.order] = E.key; + } + } + + String last_group; + for (const KeyValue<int, StringName> &E : order) { + String group = uniforms[E.value].group; + if (!uniforms[E.value].subgroup.is_empty()) { + group += "::" + uniforms[E.value].subgroup; + } + + if (group != last_group) { + PropertyInfo pi; + pi.usage = PROPERTY_USAGE_GROUP; + pi.name = group; + p_param_list->push_back(pi); + + last_group = group; + } + + PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E.value]); + pi.name = E.value; + p_param_list->push_back(pi); + } +} + +void CanvasShaderData::get_instance_param_list(List<RendererMaterialStorage::InstanceShaderParam> *p_param_list) const { + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) { + continue; + } + + RendererMaterialStorage::InstanceShaderParam p; + p.info = ShaderLanguage::uniform_to_property_info(E.value); + p.info.name = E.key; //supply name + p.index = E.value.instance_index; + p.default_value = ShaderLanguage::constant_value_to_variant(E.value.default_value, E.value.type, E.value.array_size, E.value.hint); + p_param_list->push_back(p); + } +} + +bool CanvasShaderData::is_param_texture(const StringName &p_param) const { + if (!uniforms.has(p_param)) { + return false; + } + + return uniforms[p_param].texture_order >= 0; +} + +bool CanvasShaderData::is_animated() const { + return false; +} + +bool CanvasShaderData::casts_shadows() const { + return false; +} + +Variant CanvasShaderData::get_default_parameter(const StringName &p_parameter) const { + if (uniforms.has(p_parameter)) { + ShaderLanguage::ShaderNode::Uniform uniform = uniforms[p_parameter]; + Vector<ShaderLanguage::ConstantNode::Value> default_value = uniform.default_value; + return ShaderLanguage::constant_value_to_variant(default_value, uniform.type, uniform.array_size, uniform.hint); + } + return Variant(); +} + +RS::ShaderNativeSourceCode CanvasShaderData::get_native_source_code() const { + return MaterialStorage::get_singleton()->shaders.canvas_shader.version_get_native_source_code(version); +} + +CanvasShaderData::CanvasShaderData() { + valid = false; + uses_screen_texture = false; + uses_sdf = false; +} + +CanvasShaderData::~CanvasShaderData() { + if (version.is_valid()) { + MaterialStorage::get_singleton()->shaders.canvas_shader.version_free(version); + } +} + +GLES3::ShaderData *GLES3::_create_canvas_shader_func() { + CanvasShaderData *shader_data = memnew(CanvasShaderData); + return shader_data; +} + +void CanvasMaterialData::update_parameters(const HashMap<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) { + return update_parameters_internal(p_parameters, p_uniform_dirty, p_textures_dirty, shader_data->uniforms, shader_data->ubo_offsets.ptr(), shader_data->texture_uniforms, shader_data->default_texture_params, shader_data->ubo_size); +} + +void CanvasMaterialData::bind_uniforms() { + // Bind Material Uniforms + glBindBufferBase(GL_UNIFORM_BUFFER, RasterizerCanvasGLES3::MATERIAL_UNIFORM_LOCATION, uniform_buffer); + + RID *textures = texture_cache.ptrw(); + ShaderCompiler::GeneratedCode::Texture *texture_uniforms = shader_data->texture_uniforms.ptrw(); + for (int ti = 0; ti < texture_cache.size(); ti++) { + Texture *texture = TextureStorage::get_singleton()->get_texture(textures[ti]); + glActiveTexture(GL_TEXTURE1 + ti); // Start at GL_TEXTURE1 because texture slot 0 is used by the base texture + glBindTexture(target_from_type[texture_uniforms[ti].type], texture->tex_id); + + // Set sampler state here as the same texture can be used in multiple places with different flags + // Need to convert sampler state from ShaderLanguage::Texture* to RS::CanvasItemTexture* + RS::CanvasItemTextureFilter filter = RS::CanvasItemTextureFilter((int(texture_uniforms[ti].filter) + 1) % RS::CANVAS_ITEM_TEXTURE_FILTER_MAX); + RS::CanvasItemTextureRepeat repeat = RS::CanvasItemTextureRepeat((int(texture_uniforms[ti].repeat) + 1) % RS::CANVAS_ITEM_TEXTURE_REPEAT_MIRROR); + texture->gl_set_filter(filter); + texture->gl_set_repeat(repeat); + } +} + +CanvasMaterialData::~CanvasMaterialData() { +} + +GLES3::MaterialData *GLES3::_create_canvas_material_func(ShaderData *p_shader) { + CanvasMaterialData *material_data = memnew(CanvasMaterialData); + material_data->shader_data = static_cast<CanvasShaderData *>(p_shader); + //update will happen later anyway so do nothing. + return material_data; +} + +//////////////////////////////////////////////////////////////////////////////// +// SKY SHADER + +void SkyShaderData::set_code(const String &p_code) { + //compile + + code = p_code; + valid = false; + ubo_size = 0; + uniforms.clear(); + + if (code.is_empty()) { + return; //just invalid, but no error + } + + ShaderCompiler::GeneratedCode gen_code; + ShaderCompiler::IdentifierActions actions; + actions.entry_point_stages["sky"] = ShaderCompiler::STAGE_FRAGMENT; + + uses_time = false; + uses_half_res = false; + uses_quarter_res = false; + uses_position = false; + uses_light = false; + + actions.render_mode_flags["use_half_res_pass"] = &uses_half_res; + actions.render_mode_flags["use_quarter_res_pass"] = &uses_quarter_res; + + actions.usage_flag_pointers["TIME"] = &uses_time; + actions.usage_flag_pointers["POSITION"] = &uses_position; + actions.usage_flag_pointers["LIGHT0_ENABLED"] = &uses_light; + actions.usage_flag_pointers["LIGHT0_ENERGY"] = &uses_light; + actions.usage_flag_pointers["LIGHT0_DIRECTION"] = &uses_light; + actions.usage_flag_pointers["LIGHT0_COLOR"] = &uses_light; + actions.usage_flag_pointers["LIGHT0_SIZE"] = &uses_light; + actions.usage_flag_pointers["LIGHT1_ENABLED"] = &uses_light; + actions.usage_flag_pointers["LIGHT1_ENERGY"] = &uses_light; + actions.usage_flag_pointers["LIGHT1_DIRECTION"] = &uses_light; + actions.usage_flag_pointers["LIGHT1_COLOR"] = &uses_light; + actions.usage_flag_pointers["LIGHT1_SIZE"] = &uses_light; + actions.usage_flag_pointers["LIGHT2_ENABLED"] = &uses_light; + actions.usage_flag_pointers["LIGHT2_ENERGY"] = &uses_light; + actions.usage_flag_pointers["LIGHT2_DIRECTION"] = &uses_light; + actions.usage_flag_pointers["LIGHT2_COLOR"] = &uses_light; + actions.usage_flag_pointers["LIGHT2_SIZE"] = &uses_light; + actions.usage_flag_pointers["LIGHT3_ENABLED"] = &uses_light; + actions.usage_flag_pointers["LIGHT3_ENERGY"] = &uses_light; + actions.usage_flag_pointers["LIGHT3_DIRECTION"] = &uses_light; + actions.usage_flag_pointers["LIGHT3_COLOR"] = &uses_light; + actions.usage_flag_pointers["LIGHT3_SIZE"] = &uses_light; + + actions.uniforms = &uniforms; + + Error err = MaterialStorage::get_singleton()->shaders.compiler_sky.compile(RS::SHADER_SKY, code, &actions, path, gen_code); + ERR_FAIL_COND_MSG(err != OK, "Shader compilation failed."); + + if (version.is_null()) { + version = MaterialStorage::get_singleton()->shaders.sky_shader.version_create(); + } + +#if 0 + print_line("**compiling shader:"); + print_line("**defines:\n"); + for (int i = 0; i < gen_code.defines.size(); i++) { + print_line(gen_code.defines[i]); + } + print_line("\n**uniforms:\n" + gen_code.uniforms); + // print_line("\n**vertex_globals:\n" + gen_code.vertex_global); + // print_line("\n**vertex_code:\n" + gen_code.vertex); + print_line("\n**fragment_globals:\n" + gen_code.fragment_global); + print_line("\n**fragment_code:\n" + gen_code.fragment); + print_line("\n**light_code:\n" + gen_code.light); +#endif + + Vector<StringName> texture_uniform_names; + for (int i = 0; i < gen_code.texture_uniforms.size(); i++) { + texture_uniform_names.push_back(gen_code.texture_uniforms[i].name); + } + + MaterialStorage::get_singleton()->shaders.sky_shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX], gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT], gen_code.defines, texture_uniform_names); + ERR_FAIL_COND(!MaterialStorage::get_singleton()->shaders.sky_shader.version_is_valid(version)); + + ubo_size = gen_code.uniform_total_size; + ubo_offsets = gen_code.uniform_offsets; + texture_uniforms = gen_code.texture_uniforms; + + valid = true; +} + +void SkyShaderData::set_default_texture_param(const StringName &p_name, RID p_texture, int p_index) { + if (!p_texture.is_valid()) { + if (default_texture_params.has(p_name) && default_texture_params[p_name].has(p_index)) { + default_texture_params[p_name].erase(p_index); + + if (default_texture_params[p_name].is_empty()) { + default_texture_params.erase(p_name); + } + } + } else { + if (!default_texture_params.has(p_name)) { + default_texture_params[p_name] = HashMap<int, RID>(); + } + default_texture_params[p_name][p_index] = p_texture; + } +} + +void SkyShaderData::get_param_list(List<PropertyInfo> *p_param_list) const { + RBMap<int, StringName> order; + + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope == ShaderLanguage::ShaderNode::Uniform::SCOPE_GLOBAL || E.value.scope == ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) { + continue; + } + + if (E.value.texture_order >= 0) { + order[E.value.texture_order + 100000] = E.key; + } else { + order[E.value.order] = E.key; + } + } + + String last_group; + for (const KeyValue<int, StringName> &E : order) { + String group = uniforms[E.value].group; + if (!uniforms[E.value].subgroup.is_empty()) { + group += "::" + uniforms[E.value].subgroup; + } + + if (group != last_group) { + PropertyInfo pi; + pi.usage = PROPERTY_USAGE_GROUP; + pi.name = group; + p_param_list->push_back(pi); + + last_group = group; + } + + PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E.value]); + pi.name = E.value; + p_param_list->push_back(pi); + } +} + +void SkyShaderData::get_instance_param_list(List<RendererMaterialStorage::InstanceShaderParam> *p_param_list) const { + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) { + continue; + } + + RendererMaterialStorage::InstanceShaderParam p; + p.info = ShaderLanguage::uniform_to_property_info(E.value); + p.info.name = E.key; //supply name + p.index = E.value.instance_index; + p.default_value = ShaderLanguage::constant_value_to_variant(E.value.default_value, E.value.type, E.value.array_size, E.value.hint); + p_param_list->push_back(p); + } +} + +bool SkyShaderData::is_param_texture(const StringName &p_param) const { + if (!uniforms.has(p_param)) { + return false; + } + + return uniforms[p_param].texture_order >= 0; +} + +bool SkyShaderData::is_animated() const { + return false; +} + +bool SkyShaderData::casts_shadows() const { + return false; +} + +Variant SkyShaderData::get_default_parameter(const StringName &p_parameter) const { + if (uniforms.has(p_parameter)) { + ShaderLanguage::ShaderNode::Uniform uniform = uniforms[p_parameter]; + Vector<ShaderLanguage::ConstantNode::Value> default_value = uniform.default_value; + return ShaderLanguage::constant_value_to_variant(default_value, uniform.type, uniform.array_size, uniform.hint); + } + return Variant(); +} + +RS::ShaderNativeSourceCode SkyShaderData::get_native_source_code() const { + return MaterialStorage::get_singleton()->shaders.sky_shader.version_get_native_source_code(version); +} + +SkyShaderData::SkyShaderData() { + valid = false; +} + +SkyShaderData::~SkyShaderData() { + if (version.is_valid()) { + MaterialStorage::get_singleton()->shaders.sky_shader.version_free(version); + } +} + +GLES3::ShaderData *GLES3::_create_sky_shader_func() { + SkyShaderData *shader_data = memnew(SkyShaderData); + return shader_data; +} + +//////////////////////////////////////////////////////////////////////////////// +// Sky material + +void SkyMaterialData::update_parameters(const HashMap<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) { + uniform_set_updated = true; + return update_parameters_internal(p_parameters, p_uniform_dirty, p_textures_dirty, shader_data->uniforms, shader_data->ubo_offsets.ptr(), shader_data->texture_uniforms, shader_data->default_texture_params, shader_data->ubo_size); +} + +SkyMaterialData::~SkyMaterialData() { +} +GLES3::MaterialData *GLES3::_create_sky_material_func(ShaderData *p_shader) { + SkyMaterialData *material_data = memnew(SkyMaterialData); + material_data->shader_data = static_cast<SkyShaderData *>(p_shader); + //update will happen later anyway so do nothing. + return material_data; +} + +void SkyMaterialData::bind_uniforms() { + // Bind Material Uniforms + glBindBufferBase(GL_UNIFORM_BUFFER, SKY_MATERIAL_UNIFORM_LOCATION, uniform_buffer); + + RID *textures = texture_cache.ptrw(); + ShaderCompiler::GeneratedCode::Texture *texture_uniforms = shader_data->texture_uniforms.ptrw(); + for (int ti = 0; ti < texture_cache.size(); ti++) { + Texture *texture = TextureStorage::get_singleton()->get_texture(textures[ti]); + glActiveTexture(GL_TEXTURE0 + ti); + glBindTexture(target_from_type[texture_uniforms[ti].type], texture->tex_id); + + // Set sampler state here as the same texture can be used in multiple places with different flags + // Need to convert sampler state from ShaderLanguage::Texture* to RS::CanvasItemTexture* + RS::CanvasItemTextureFilter filter = RS::CanvasItemTextureFilter((int(texture_uniforms[ti].filter) + 1) % RS::CANVAS_ITEM_TEXTURE_FILTER_MAX); + RS::CanvasItemTextureRepeat repeat = RS::CanvasItemTextureRepeat((int(texture_uniforms[ti].repeat) + 1) % RS::CANVAS_ITEM_TEXTURE_REPEAT_MIRROR); + texture->gl_set_filter(filter); + texture->gl_set_repeat(repeat); + } +} + +//////////////////////////////////////////////////////////////////////////////// +// Scene SHADER + +void SceneShaderData::set_code(const String &p_code) { + //compile + + code = p_code; + valid = false; + ubo_size = 0; + uniforms.clear(); + uses_screen_texture = false; + + if (code.is_empty()) { + return; //just invalid, but no error + } + + ShaderCompiler::GeneratedCode gen_code; + + int blend_modei = BLEND_MODE_MIX; + int depth_testi = DEPTH_TEST_ENABLED; + int alpha_antialiasing_modei = ALPHA_ANTIALIASING_OFF; + int cull_modei = CULL_BACK; + int depth_drawi = DEPTH_DRAW_OPAQUE; + + uses_point_size = false; + uses_alpha = false; + uses_alpha_clip = false; + uses_blend_alpha = false; + uses_depth_pre_pass = false; + uses_discard = false; + uses_roughness = false; + uses_normal = false; + wireframe = false; + + unshaded = false; + uses_vertex = false; + uses_position = false; + uses_sss = false; + uses_transmittance = false; + uses_screen_texture = false; + uses_depth_texture = false; + uses_normal_texture = false; + uses_time = false; + writes_modelview_or_projection = false; + uses_world_coordinates = false; + uses_particle_trails = false; + + ShaderCompiler::IdentifierActions actions; + actions.entry_point_stages["vertex"] = ShaderCompiler::STAGE_VERTEX; + actions.entry_point_stages["fragment"] = ShaderCompiler::STAGE_FRAGMENT; + actions.entry_point_stages["light"] = ShaderCompiler::STAGE_FRAGMENT; + + actions.render_mode_values["blend_add"] = Pair<int *, int>(&blend_modei, BLEND_MODE_ADD); + actions.render_mode_values["blend_mix"] = Pair<int *, int>(&blend_modei, BLEND_MODE_MIX); + actions.render_mode_values["blend_sub"] = Pair<int *, int>(&blend_modei, BLEND_MODE_SUB); + actions.render_mode_values["blend_mul"] = Pair<int *, int>(&blend_modei, BLEND_MODE_MUL); + + actions.render_mode_values["alpha_to_coverage"] = Pair<int *, int>(&alpha_antialiasing_modei, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE); + actions.render_mode_values["alpha_to_coverage_and_one"] = Pair<int *, int>(&alpha_antialiasing_modei, ALPHA_ANTIALIASING_ALPHA_TO_COVERAGE_AND_TO_ONE); + + actions.render_mode_values["depth_draw_never"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_DISABLED); + actions.render_mode_values["depth_draw_opaque"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_OPAQUE); + actions.render_mode_values["depth_draw_always"] = Pair<int *, int>(&depth_drawi, DEPTH_DRAW_ALWAYS); + + actions.render_mode_values["depth_test_disabled"] = Pair<int *, int>(&depth_testi, DEPTH_TEST_DISABLED); + + actions.render_mode_values["cull_disabled"] = Pair<int *, int>(&cull_modei, CULL_DISABLED); + actions.render_mode_values["cull_front"] = Pair<int *, int>(&cull_modei, CULL_FRONT); + actions.render_mode_values["cull_back"] = Pair<int *, int>(&cull_modei, CULL_BACK); + + actions.render_mode_flags["unshaded"] = &unshaded; + actions.render_mode_flags["wireframe"] = &wireframe; + actions.render_mode_flags["particle_trails"] = &uses_particle_trails; + + actions.usage_flag_pointers["ALPHA"] = &uses_alpha; + actions.usage_flag_pointers["ALPHA_SCISSOR_THRESHOLD"] = &uses_alpha_clip; + actions.render_mode_flags["depth_prepass_alpha"] = &uses_depth_pre_pass; + + actions.usage_flag_pointers["SSS_STRENGTH"] = &uses_sss; + actions.usage_flag_pointers["SSS_TRANSMITTANCE_DEPTH"] = &uses_transmittance; + + actions.usage_flag_pointers["SCREEN_TEXTURE"] = &uses_screen_texture; + actions.usage_flag_pointers["DEPTH_TEXTURE"] = &uses_depth_texture; + actions.usage_flag_pointers["NORMAL_TEXTURE"] = &uses_normal_texture; + actions.usage_flag_pointers["DISCARD"] = &uses_discard; + actions.usage_flag_pointers["TIME"] = &uses_time; + actions.usage_flag_pointers["ROUGHNESS"] = &uses_roughness; + actions.usage_flag_pointers["NORMAL"] = &uses_normal; + actions.usage_flag_pointers["NORMAL_MAP"] = &uses_normal; + + actions.usage_flag_pointers["POINT_SIZE"] = &uses_point_size; + actions.usage_flag_pointers["POINT_COORD"] = &uses_point_size; + + actions.write_flag_pointers["MODELVIEW_MATRIX"] = &writes_modelview_or_projection; + actions.write_flag_pointers["PROJECTION_MATRIX"] = &writes_modelview_or_projection; + actions.write_flag_pointers["VERTEX"] = &uses_vertex; + actions.write_flag_pointers["POSITION"] = &uses_position; + + actions.usage_flag_pointers["TANGENT"] = &uses_tangent; + actions.usage_flag_pointers["BINORMAL"] = &uses_tangent; + actions.usage_flag_pointers["COLOR"] = &uses_color; + actions.usage_flag_pointers["UV"] = &uses_uv; + actions.usage_flag_pointers["UV2"] = &uses_uv2; + actions.usage_flag_pointers["CUSTOM0"] = &uses_custom0; + actions.usage_flag_pointers["CUSTOM1"] = &uses_custom1; + actions.usage_flag_pointers["CUSTOM2"] = &uses_custom2; + actions.usage_flag_pointers["CUSTOM3"] = &uses_custom3; + actions.usage_flag_pointers["BONE_INDICES"] = &uses_bones; + actions.usage_flag_pointers["BONE_WEIGHTS"] = &uses_weights; + + actions.uniforms = &uniforms; + + Error err = MaterialStorage::get_singleton()->shaders.compiler_scene.compile(RS::SHADER_SPATIAL, code, &actions, path, gen_code); + ERR_FAIL_COND_MSG(err != OK, "Shader compilation failed."); + + if (version.is_null()) { + version = MaterialStorage::get_singleton()->shaders.scene_shader.version_create(); + } + + depth_draw = DepthDraw(depth_drawi); + depth_test = DepthTest(depth_testi); + cull_mode = Cull(cull_modei); + blend_mode = BlendMode(blend_modei); + alpha_antialiasing_mode = AlphaAntiAliasing(alpha_antialiasing_modei); + vertex_input_mask = uint32_t(uses_normal); + vertex_input_mask |= uses_tangent << 1; + vertex_input_mask |= uses_color << 2; + vertex_input_mask |= uses_uv << 3; + vertex_input_mask |= uses_uv2 << 4; + vertex_input_mask |= uses_custom0 << 5; + vertex_input_mask |= uses_custom1 << 6; + vertex_input_mask |= uses_custom2 << 7; + vertex_input_mask |= uses_custom3 << 8; + vertex_input_mask |= uses_bones << 9; + vertex_input_mask |= uses_weights << 10; + +#if 0 + print_line("**compiling shader:"); + print_line("**defines:\n"); + for (int i = 0; i < gen_code.defines.size(); i++) { + print_line(gen_code.defines[i]); + } + + Map<String, String>::Element *el = gen_code.code.front(); + while (el) { + print_line("\n**code " + el->key() + ":\n" + el->value()); + + el = el->next(); + } + + print_line("\n**uniforms:\n" + gen_code.uniforms); + print_line("\n**vertex_globals:\n" + gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX]); + print_line("\n**fragment_globals:\n" + gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT]); +#endif + + Vector<StringName> texture_uniform_names; + for (int i = 0; i < gen_code.texture_uniforms.size(); i++) { + texture_uniform_names.push_back(gen_code.texture_uniforms[i].name); + } + + MaterialStorage::get_singleton()->shaders.scene_shader.version_set_code(version, gen_code.code, gen_code.uniforms, gen_code.stage_globals[ShaderCompiler::STAGE_VERTEX], gen_code.stage_globals[ShaderCompiler::STAGE_FRAGMENT], gen_code.defines, texture_uniform_names); + ERR_FAIL_COND(!MaterialStorage::get_singleton()->shaders.scene_shader.version_is_valid(version)); + + ubo_size = gen_code.uniform_total_size; + ubo_offsets = gen_code.uniform_offsets; + texture_uniforms = gen_code.texture_uniforms; + + // if any form of Alpha Antialiasing is enabled, set the blend mode to alpha to coverage + if (alpha_antialiasing_mode != ALPHA_ANTIALIASING_OFF) { + blend_mode = BLEND_MODE_ALPHA_TO_COVERAGE; + } + + valid = true; +} + +void SceneShaderData::set_default_texture_param(const StringName &p_name, RID p_texture, int p_index) { + if (!p_texture.is_valid()) { + if (default_texture_params.has(p_name) && default_texture_params[p_name].has(p_index)) { + default_texture_params[p_name].erase(p_index); + + if (default_texture_params[p_name].is_empty()) { + default_texture_params.erase(p_name); + } + } + } else { + if (!default_texture_params.has(p_name)) { + default_texture_params[p_name] = HashMap<int, RID>(); + } + default_texture_params[p_name][p_index] = p_texture; + } +} + +void SceneShaderData::get_param_list(List<PropertyInfo> *p_param_list) const { + RBMap<int, StringName> order; + + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_LOCAL) { + continue; + } + + if (E.value.texture_order >= 0) { + order[E.value.texture_order + 100000] = E.key; + } else { + order[E.value.order] = E.key; + } + } + + String last_group; + for (const KeyValue<int, StringName> &E : order) { + String group = uniforms[E.value].group; + if (!uniforms[E.value].subgroup.is_empty()) { + group += "::" + uniforms[E.value].subgroup; + } + + if (group != last_group) { + PropertyInfo pi; + pi.usage = PROPERTY_USAGE_GROUP; + pi.name = group; + p_param_list->push_back(pi); + + last_group = group; + } + + PropertyInfo pi = ShaderLanguage::uniform_to_property_info(uniforms[E.value]); + pi.name = E.value; + p_param_list->push_back(pi); + } +} + +void SceneShaderData::get_instance_param_list(List<RendererMaterialStorage::InstanceShaderParam> *p_param_list) const { + for (const KeyValue<StringName, ShaderLanguage::ShaderNode::Uniform> &E : uniforms) { + if (E.value.scope != ShaderLanguage::ShaderNode::Uniform::SCOPE_INSTANCE) { + continue; + } + + RendererMaterialStorage::InstanceShaderParam p; + p.info = ShaderLanguage::uniform_to_property_info(E.value); + p.info.name = E.key; //supply name + p.index = E.value.instance_index; + p.default_value = ShaderLanguage::constant_value_to_variant(E.value.default_value, E.value.type, E.value.array_size, E.value.hint); + p_param_list->push_back(p); + } +} + +bool SceneShaderData::is_param_texture(const StringName &p_param) const { + if (!uniforms.has(p_param)) { + return false; + } + + return uniforms[p_param].texture_order >= 0; +} + +bool SceneShaderData::is_animated() const { + return false; +} + +bool SceneShaderData::casts_shadows() const { + return false; +} + +Variant SceneShaderData::get_default_parameter(const StringName &p_parameter) const { + if (uniforms.has(p_parameter)) { + ShaderLanguage::ShaderNode::Uniform uniform = uniforms[p_parameter]; + Vector<ShaderLanguage::ConstantNode::Value> default_value = uniform.default_value; + return ShaderLanguage::constant_value_to_variant(default_value, uniform.type, uniform.array_size, uniform.hint); + } + return Variant(); +} + +RS::ShaderNativeSourceCode SceneShaderData::get_native_source_code() const { + return MaterialStorage::get_singleton()->shaders.scene_shader.version_get_native_source_code(version); +} + +SceneShaderData::SceneShaderData() { + valid = false; + uses_screen_texture = false; +} + +SceneShaderData::~SceneShaderData() { + if (version.is_valid()) { + MaterialStorage::get_singleton()->shaders.scene_shader.version_free(version); + } +} + +GLES3::ShaderData *GLES3::_create_scene_shader_func() { + SceneShaderData *shader_data = memnew(SceneShaderData); + return shader_data; +} + +void SceneMaterialData::set_render_priority(int p_priority) { + priority = p_priority - RS::MATERIAL_RENDER_PRIORITY_MIN; //8 bits +} + +void SceneMaterialData::set_next_pass(RID p_pass) { + next_pass = p_pass; +} + +void SceneMaterialData::update_parameters(const HashMap<StringName, Variant> &p_parameters, bool p_uniform_dirty, bool p_textures_dirty) { + return update_parameters_internal(p_parameters, p_uniform_dirty, p_textures_dirty, shader_data->uniforms, shader_data->ubo_offsets.ptr(), shader_data->texture_uniforms, shader_data->default_texture_params, shader_data->ubo_size); +} + +SceneMaterialData::~SceneMaterialData() { +} + +GLES3::MaterialData *GLES3::_create_scene_material_func(ShaderData *p_shader) { + SceneMaterialData *material_data = memnew(SceneMaterialData); + material_data->shader_data = static_cast<SceneShaderData *>(p_shader); + //update will happen later anyway so do nothing. + return material_data; +} + +void SceneMaterialData::bind_uniforms() { + // Bind Material Uniforms + glBindBufferBase(GL_UNIFORM_BUFFER, SCENE_MATERIAL_UNIFORM_LOCATION, uniform_buffer); + + RID *textures = texture_cache.ptrw(); + ShaderCompiler::GeneratedCode::Texture *texture_uniforms = shader_data->texture_uniforms.ptrw(); + for (int ti = 0; ti < texture_cache.size(); ti++) { + Texture *texture = TextureStorage::get_singleton()->get_texture(textures[ti]); + glActiveTexture(GL_TEXTURE0 + ti); + glBindTexture(target_from_type[texture_uniforms[ti].type], texture->tex_id); + + // Set sampler state here as the same texture can be used in multiple places with different flags + // Need to convert sampler state from ShaderLanguage::Texture* to RS::CanvasItemTexture* + RS::CanvasItemTextureFilter filter = RS::CanvasItemTextureFilter((int(texture_uniforms[ti].filter) + 1) % RS::CANVAS_ITEM_TEXTURE_FILTER_MAX); + RS::CanvasItemTextureRepeat repeat = RS::CanvasItemTextureRepeat((int(texture_uniforms[ti].repeat) + 1) % RS::CANVAS_ITEM_TEXTURE_REPEAT_MIRROR); + texture->gl_set_filter(filter); + texture->gl_set_repeat(repeat); + } +} + +#endif // !GLES3_ENABLED |