diff options
Diffstat (limited to 'drivers/gles3/storage/texture_storage.cpp')
| -rw-r--r-- | drivers/gles3/storage/texture_storage.cpp | 1211 |
1 files changed, 1211 insertions, 0 deletions
diff --git a/drivers/gles3/storage/texture_storage.cpp b/drivers/gles3/storage/texture_storage.cpp new file mode 100644 index 0000000000..d199b1032e --- /dev/null +++ b/drivers/gles3/storage/texture_storage.cpp @@ -0,0 +1,1211 @@ +/*************************************************************************/ +/* texture_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 "texture_storage.h" +#include "config.h" + +using namespace GLES3; + +TextureStorage *TextureStorage::singleton = nullptr; + +TextureStorage *TextureStorage::get_singleton() { + return singleton; +} + +TextureStorage::TextureStorage() { + singleton = this; +} + +TextureStorage::~TextureStorage() { + singleton = nullptr; +} + +void TextureStorage::set_main_thread_id(Thread::ID p_id) { + _main_thread_id = p_id; +} + +bool TextureStorage::_is_main_thread() { + //#if defined DEBUG_ENABLED && defined TOOLS_ENABLED + // must be called from main thread in OpenGL + bool is_main_thread = _main_thread_id == Thread::get_caller_id(); + //#endif + return is_main_thread; +} + +bool TextureStorage::can_create_resources_async() const { + return false; +} + +static const GLenum _cube_side_enum[6] = { + GL_TEXTURE_CUBE_MAP_NEGATIVE_X, + GL_TEXTURE_CUBE_MAP_POSITIVE_X, + GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, + GL_TEXTURE_CUBE_MAP_POSITIVE_Y, + GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, + GL_TEXTURE_CUBE_MAP_POSITIVE_Z, +}; + +Ref<Image> TextureStorage::_get_gl_image_and_format(const Ref<Image> &p_image, Image::Format p_format, uint32_t p_flags, Image::Format &r_real_format, GLenum &r_gl_format, GLenum &r_gl_internal_format, GLenum &r_gl_type, bool &r_compressed, bool p_force_decompress) const { + Config *config = Config::get_singleton(); + r_gl_format = 0; + Ref<Image> image = p_image; + r_compressed = false; + r_real_format = p_format; + + bool need_decompress = false; + + switch (p_format) { + case Image::FORMAT_L8: { +#ifdef GLES_OVER_GL + r_gl_internal_format = GL_R8; + r_gl_format = GL_RED; + r_gl_type = GL_UNSIGNED_BYTE; +#else + r_gl_internal_format = GL_LUMINANCE; + r_gl_format = GL_LUMINANCE; + r_gl_type = GL_UNSIGNED_BYTE; +#endif + } break; + case Image::FORMAT_LA8: { +#ifdef GLES_OVER_GL + r_gl_internal_format = GL_RG8; + r_gl_format = GL_RG; + r_gl_type = GL_UNSIGNED_BYTE; +#else + r_gl_internal_format = GL_LUMINANCE_ALPHA; + r_gl_format = GL_LUMINANCE_ALPHA; + r_gl_type = GL_UNSIGNED_BYTE; +#endif + } break; + case Image::FORMAT_R8: { + r_gl_internal_format = GL_R8; + r_gl_format = GL_RED; + r_gl_type = GL_UNSIGNED_BYTE; + + } break; + case Image::FORMAT_RG8: { + r_gl_internal_format = GL_RG8; + r_gl_format = GL_RG; + r_gl_type = GL_UNSIGNED_BYTE; + + } break; + case Image::FORMAT_RGB8: { + r_gl_internal_format = GL_RGB8; + r_gl_format = GL_RGB; + r_gl_type = GL_UNSIGNED_BYTE; + //r_srgb = true; + + } break; + case Image::FORMAT_RGBA8: { + r_gl_format = GL_RGBA; + r_gl_internal_format = GL_RGBA8; + r_gl_type = GL_UNSIGNED_BYTE; + //r_srgb = true; + + } break; + case Image::FORMAT_RGBA4444: { + r_gl_internal_format = GL_RGBA4; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_SHORT_4_4_4_4; + + } break; + //case Image::FORMAT_RGBA5551: { + // r_gl_internal_format = GL_RGB5_A1; + // r_gl_format = GL_RGBA; + // r_gl_type = GL_UNSIGNED_SHORT_5_5_5_1; + // + //} break; + case Image::FORMAT_RF: { + r_gl_internal_format = GL_R32F; + r_gl_format = GL_RED; + r_gl_type = GL_FLOAT; + + } break; + case Image::FORMAT_RGF: { + r_gl_internal_format = GL_RG32F; + r_gl_format = GL_RG; + r_gl_type = GL_FLOAT; + + } break; + case Image::FORMAT_RGBF: { + r_gl_internal_format = GL_RGB32F; + r_gl_format = GL_RGB; + r_gl_type = GL_FLOAT; + + } break; + case Image::FORMAT_RGBAF: { + r_gl_internal_format = GL_RGBA32F; + r_gl_format = GL_RGBA; + r_gl_type = GL_FLOAT; + + } break; + case Image::FORMAT_RH: { + r_gl_internal_format = GL_R16F; + r_gl_format = GL_RED; + r_gl_type = GL_HALF_FLOAT; + } break; + case Image::FORMAT_RGH: { + r_gl_internal_format = GL_RG16F; + r_gl_format = GL_RG; + r_gl_type = GL_HALF_FLOAT; + + } break; + case Image::FORMAT_RGBH: { + r_gl_internal_format = GL_RGB16F; + r_gl_format = GL_RGB; + r_gl_type = GL_HALF_FLOAT; + + } break; + case Image::FORMAT_RGBAH: { + r_gl_internal_format = GL_RGBA16F; + r_gl_format = GL_RGBA; + r_gl_type = GL_HALF_FLOAT; + + } break; + case Image::FORMAT_RGBE9995: { + r_gl_internal_format = GL_RGB9_E5; + r_gl_format = GL_RGB; + r_gl_type = GL_UNSIGNED_INT_5_9_9_9_REV; + + } break; + case Image::FORMAT_DXT1: { + if (config->s3tc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA_S3TC_DXT1_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_DXT3: { + if (config->s3tc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA_S3TC_DXT3_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_DXT5: { + if (config->s3tc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA_S3TC_DXT5_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_RGTC_R: { + if (config->rgtc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RED_RGTC1_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_RGTC_RG: { + if (config->rgtc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RED_GREEN_RGTC2_EXT; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_BPTC_RGBA: { + if (config->bptc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA_BPTC_UNORM; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_BPTC_RGBF: { + if (config->bptc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGB_BPTC_SIGNED_FLOAT; + r_gl_format = GL_RGB; + r_gl_type = GL_FLOAT; + r_compressed = true; + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_BPTC_RGBFU: { + if (config->bptc_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT; + r_gl_format = GL_RGB; + r_gl_type = GL_FLOAT; + r_compressed = true; + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC: { + if (config->etc_supported) { + r_gl_internal_format = _EXT_ETC1_RGB8_OES; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + + } break; + /* + case Image::FORMAT_ETC2_R11: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_R11_EAC; + r_gl_format = GL_RED; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_R11S: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_SIGNED_R11_EAC; + r_gl_format = GL_RED; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_RG11: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RG11_EAC; + r_gl_format = GL_RG; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_RG11S: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_SIGNED_RG11_EAC; + r_gl_format = GL_RG; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_RGB8: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGB8_ETC2; + r_gl_format = GL_RGB; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_RGBA8: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGBA8_ETC2_EAC; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + case Image::FORMAT_ETC2_RGB8A1: { + if (config->etc2_supported) { + r_gl_internal_format = _EXT_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2; + r_gl_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_compressed = true; + //r_srgb = true; + + } else { + need_decompress = true; + } + } break; + */ + default: { + ERR_FAIL_V(Ref<Image>()); + } + } + + if (need_decompress || p_force_decompress) { + if (!image.is_null()) { + image = image->duplicate(); + image->decompress(); + ERR_FAIL_COND_V(image->is_compressed(), image); + switch (image->get_format()) { + case Image::FORMAT_RGB8: { + r_gl_format = GL_RGB; + r_gl_internal_format = GL_RGB; + r_gl_type = GL_UNSIGNED_BYTE; + r_real_format = Image::FORMAT_RGB8; + r_compressed = false; + } break; + case Image::FORMAT_RGBA8: { + r_gl_format = GL_RGBA; + r_gl_internal_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_real_format = Image::FORMAT_RGBA8; + r_compressed = false; + } break; + default: { + image->convert(Image::FORMAT_RGBA8); + r_gl_format = GL_RGBA; + r_gl_internal_format = GL_RGBA; + r_gl_type = GL_UNSIGNED_BYTE; + r_real_format = Image::FORMAT_RGBA8; + r_compressed = false; + + } break; + } + } + + return image; + } + + return p_image; +} + +void TextureStorage::_texture_set_state_from_flags(Texture *p_tex) { + // Config *config = Config::get_singleton(); + + if ((p_tex->flags & TEXTURE_FLAG_MIPMAPS) && !p_tex->ignore_mipmaps) { + if (p_tex->flags & TEXTURE_FLAG_FILTER) { + // these do not exactly correspond ... + p_tex->GLSetFilter(p_tex->target, RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS); + //texture->glTexParam_MinFilter(texture->target, config->use_fast_texture_filter ? GL_LINEAR_MIPMAP_NEAREST : GL_LINEAR_MIPMAP_LINEAR); + } else { + p_tex->GLSetFilter(p_tex->target, RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS); + //texture->glTexParam_MinFilter(texture->target, config->use_fast_texture_filter ? GL_NEAREST_MIPMAP_NEAREST : GL_NEAREST_MIPMAP_LINEAR); + } + } else { + if (p_tex->flags & TEXTURE_FLAG_FILTER) { + p_tex->GLSetFilter(p_tex->target, RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR); + //texture->glTexParam_MinFilter(texture->target, GL_LINEAR); + } else { + p_tex->GLSetFilter(p_tex->target, RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST); + //texture->glTexParam_MinFilter(texture->target, GL_NEAREST); + } + } + + if (((p_tex->flags & TEXTURE_FLAG_REPEAT) || (p_tex->flags & TEXTURE_FLAG_MIRRORED_REPEAT)) && p_tex->target != GL_TEXTURE_CUBE_MAP) { + if (p_tex->flags & TEXTURE_FLAG_MIRRORED_REPEAT) { + p_tex->GLSetRepeat(p_tex->target, RS::CANVAS_ITEM_TEXTURE_REPEAT_MIRROR); + } else { + p_tex->GLSetRepeat(p_tex->target, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED); + } + } else { + p_tex->GLSetRepeat(p_tex->target, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED); + } +} + +void TextureStorage::_texture_allocate_internal(RID p_texture, int p_width, int p_height, int p_depth_3d, Image::Format p_format, RenderingDevice::TextureType p_type, uint32_t p_flags) { + // GLenum format; + // GLenum internal_format; + // GLenum type; + + // bool compressed = false; + + // Config *config = Config::get_singleton(); + + if (p_flags & TEXTURE_FLAG_USED_FOR_STREAMING) { + p_flags &= ~TEXTURE_FLAG_MIPMAPS; // no mipies for video + } + + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + texture->width = p_width; + texture->height = p_height; + texture->format = p_format; + texture->flags = p_flags; + texture->stored_cube_sides = 0; + texture->type = p_type; + + switch (p_type) { + case RenderingDevice::TEXTURE_TYPE_2D: { + texture->target = GL_TEXTURE_2D; + texture->images.resize(1); + } break; + // case RenderingDevice::TEXTURE_TYPE_EXTERNAL: { + //#ifdef ANDROID_ENABLED + // texture->target = _GL_TEXTURE_EXTERNAL_OES; + //#else + // texture->target = GL_TEXTURE_2D; + //#endif + // texture->images.resize(0); + // } break; + case RenderingDevice::TEXTURE_TYPE_CUBE: { + texture->target = GL_TEXTURE_CUBE_MAP; + texture->images.resize(6); + } break; + case RenderingDevice::TEXTURE_TYPE_2D_ARRAY: + case RenderingDevice::TEXTURE_TYPE_3D: { + texture->target = GL_TEXTURE_3D; + ERR_PRINT("3D textures and Texture Arrays are not supported in OpenGL. Please switch to the Vulkan backend."); + return; + } break; + default: { + ERR_PRINT("Unknown texture type!"); + return; + } + } + +#if 0 + // if (p_type != RS::TEXTURE_TYPE_EXTERNAL) { + if (p_type == RenderingDevice::TEXTURE_TYPE_2D) { + texture->alloc_width = texture->width; + texture->alloc_height = texture->height; + texture->resize_to_po2 = false; + if (!config->support_npot_repeat_mipmap) { + int po2_width = next_power_of_2(p_width); + int po2_height = next_power_of_2(p_height); + + bool is_po2 = p_width == po2_width && p_height == po2_height; + + if (!is_po2 && (p_flags & TEXTURE_FLAG_REPEAT || p_flags & TEXTURE_FLAG_MIPMAPS)) { + if (p_flags & TEXTURE_FLAG_USED_FOR_STREAMING) { + //not supported + ERR_PRINT("Streaming texture for non power of 2 or has mipmaps on this hardware: " + texture->path + "'. Mipmaps and repeat disabled."); + texture->flags &= ~(TEXTURE_FLAG_REPEAT | TEXTURE_FLAG_MIPMAPS); + } else { + texture->alloc_height = po2_height; + texture->alloc_width = po2_width; + texture->resize_to_po2 = true; + } + } + } + + GLenum format; + GLenum internal_format; + GLenum type; + bool compressed = false; + + Image::Format real_format; + _get_gl_image_and_format(Ref<Image>(), + texture->format, + texture->flags, + real_format, + format, + internal_format, + type, + compressed, + texture->resize_to_po2); + + texture->gl_format_cache = format; + texture->gl_type_cache = type; + texture->gl_internal_format_cache = internal_format; + texture->data_size = 0; + texture->mipmaps = 1; + + texture->compressed = compressed; + } +#endif + + glActiveTexture(GL_TEXTURE0); + glBindTexture(texture->target, texture->tex_id); + + // if (p_type == RS::TEXTURE_TYPE_EXTERNAL) { + // glTexParameteri(texture->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + // glTexParameteri(texture->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + // glTexParameteri(texture->target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + // glTexParameteri(texture->target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + // } else if (p_flags & TEXTURE_FLAG_USED_FOR_STREAMING) { + // //prealloc if video + // glTexImage2D(texture->target, 0, internal_format, texture->alloc_width, texture->alloc_height, 0, format, type, NULL); + // } + + texture->active = true; +} + +RID TextureStorage::texture_create() { + ERR_FAIL_COND_V(!_is_main_thread(), RID()); + + Texture *texture = memnew(Texture); + ERR_FAIL_COND_V(!texture, RID()); + glGenTextures(1, &texture->tex_id); + texture->active = false; + texture->total_data_size = 0; + + return texture_owner.make_rid(texture); +} + +RID TextureStorage::texture_allocate() { + RID id = texture_create(); + ERR_FAIL_COND_V(id == RID(), id); + return id; +} + +void TextureStorage::texture_free(RID p_rid) { + Texture *t = texture_owner.get_or_null(p_rid); + + // can't free a render target texture + ERR_FAIL_COND(t->render_target); + if (t->canvas_texture) { + memdelete(t->canvas_texture); + } + + // info.texture_mem -= t->total_data_size; // TODO make this work again!! + texture_owner.free(p_rid); + memdelete(t); +} + +void TextureStorage::texture_2d_initialize(RID p_texture, const Ref<Image> &p_image) { + Texture *tex = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!tex); + + int w = p_image->get_width(); + int h = p_image->get_height(); + + _texture_allocate_internal(p_texture, w, h, 1, p_image->get_format(), RenderingDevice::TEXTURE_TYPE_2D, 0); + texture_set_data(p_texture, p_image); +} + +void TextureStorage::texture_2d_layered_initialize(RID p_texture, const Vector<Ref<Image>> &p_layers, RS::TextureLayeredType p_layered_type) { +} + +void TextureStorage::texture_3d_initialize(RID p_texture, Image::Format, int p_width, int p_height, int p_depth, bool p_mipmaps, const Vector<Ref<Image>> &p_data) { +} + +void TextureStorage::texture_proxy_initialize(RID p_texture, RID p_base) { + texture_set_proxy(p_texture, p_base); +} + +//RID TextureStorage::texture_2d_create(const Ref<Image> &p_image) { +// RID id = texture_create(); +// ERR_FAIL_COND_V(id == RID(), id); + +// int w = p_image->get_width(); +// int h = p_image->get_height(); + +// texture_allocate(id, w, h, 1, p_image->get_format(), RenderingDevice::TEXTURE_TYPE_2D, 0); + +// texture_set_data(id, p_image); + +// return id; +//} + +//RID TextureStorage::texture_2d_layered_create(const Vector<Ref<Image>> &p_layers, RS::TextureLayeredType p_layered_type) { +// return RID(); +//} + +//void TextureStorage::texture_2d_update_immediate(RID p_texture, const Ref<Image> &p_image, int p_layer) { +// // only 1 layer so far +// texture_set_data(p_texture, p_image); +//} + +void TextureStorage::texture_2d_update(RID p_texture, const Ref<Image> &p_image, int p_layer) { + // only 1 layer so far + texture_set_data(p_texture, p_image); +} + +void TextureStorage::texture_2d_placeholder_initialize(RID p_texture) { +} + +void TextureStorage::texture_2d_layered_placeholder_initialize(RID p_texture, RenderingServer::TextureLayeredType p_layered_type) { +} + +void TextureStorage::texture_3d_placeholder_initialize(RID p_texture) { +} + +Ref<Image> TextureStorage::texture_2d_get(RID p_texture) const { + Texture *tex = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND_V(!tex, Ref<Image>()); + + /* +#ifdef TOOLS_ENABLED + if (tex->image_cache_2d.is_valid()) { + return tex->image_cache_2d; + } +#endif + Vector<uint8_t> data = RD::get_singleton()->texture_get_data(tex->rd_texture, 0); + ERR_FAIL_COND_V(data.size() == 0, Ref<Image>()); + Ref<Image> image; + image.instance(); + image->create(tex->width, tex->height, tex->mipmaps > 1, tex->validated_format, data); + ERR_FAIL_COND_V(image->empty(), Ref<Image>()); + if (tex->format != tex->validated_format) { + image->convert(tex->format); + } + +#ifdef TOOLS_ENABLED + if (Engine::get_singleton()->is_editor_hint()) { + tex->image_cache_2d = image; + } +#endif +*/ + ERR_FAIL_COND_V(!tex->images.size(), Ref<Image>()); + + return tex->images[0]; + + // return image; + + // return Ref<Image>(); +} + +void TextureStorage::texture_replace(RID p_texture, RID p_by_texture) { + Texture *tex_to = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!tex_to); + Texture *tex_from = texture_owner.get_or_null(p_by_texture); + ERR_FAIL_COND(!tex_from); + + tex_to->destroy(); + tex_to->copy_from(*tex_from); + + // copy image data and upload to GL + tex_to->images.resize(tex_from->images.size()); + + for (int n = 0; n < tex_from->images.size(); n++) { + texture_set_data(p_texture, tex_from->images[n], n); + } + + texture_free(p_by_texture); +} + +void TextureStorage::texture_set_size_override(RID p_texture, int p_width, int p_height) { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND(!texture); + ERR_FAIL_COND(texture->render_target); + + ERR_FAIL_COND(p_width <= 0 || p_width > 16384); + ERR_FAIL_COND(p_height <= 0 || p_height > 16384); + //real texture size is in alloc width and height + texture->width = p_width; + texture->height = p_height; +} + +void TextureStorage::texture_set_path(RID p_texture, const String &p_path) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + texture->path = p_path; +} + +String TextureStorage::texture_get_path(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND_V(!texture, ""); + + return texture->path; +} + +void TextureStorage::texture_set_detect_3d_callback(RID p_texture, RS::TextureDetectCallback p_callback, void *p_userdata) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + texture->detect_3d = p_callback; + texture->detect_3d_ud = p_userdata; +} + +void TextureStorage::texture_set_detect_srgb_callback(RID p_texture, RS::TextureDetectCallback p_callback, void *p_userdata) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + texture->detect_srgb = p_callback; + texture->detect_srgb_ud = p_userdata; +} + +void TextureStorage::texture_set_detect_normal_callback(RID p_texture, RS::TextureDetectCallback p_callback, void *p_userdata) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + texture->detect_normal = p_callback; + texture->detect_normal_ud = p_userdata; +} + +void TextureStorage::texture_debug_usage(List<RS::TextureInfo> *r_info) { + List<RID> textures; + texture_owner.get_owned_list(&textures); + + for (List<RID>::Element *E = textures.front(); E; E = E->next()) { + Texture *t = texture_owner.get_or_null(E->get()); + if (!t) { + continue; + } + RS::TextureInfo tinfo; + tinfo.path = t->path; + tinfo.format = t->format; + tinfo.width = t->alloc_width; + tinfo.height = t->alloc_height; + tinfo.depth = 0; + tinfo.bytes = t->total_data_size; + r_info->push_back(tinfo); + } +} + +void TextureStorage::texture_set_force_redraw_if_visible(RID p_texture, bool p_enable) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + texture->redraw_if_visible = p_enable; +} + +Size2 TextureStorage::texture_size_with_proxy(RID p_texture) { + const Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND_V(!texture, Size2()); + if (texture->proxy) { + return Size2(texture->proxy->width, texture->proxy->height); + } else { + return Size2(texture->width, texture->height); + } +} + +// example use in 3.2 +// VS::get_singleton()->texture_set_proxy(default_texture->proxy, texture_rid); + +// p_proxy is the source (pre-existing) texture? +// and p_texture is the one that is being made into a proxy? +//This naming is confusing. Comments!!! + +// The naming of the parameters seemed to be reversed? +// The p_proxy is the source texture +// and p_texture is actually the proxy???? + +void TextureStorage::texture_set_proxy(RID p_texture, RID p_proxy) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + if (texture->proxy) { + texture->proxy->proxy_owners.erase(texture); + texture->proxy = nullptr; + } + + if (p_proxy.is_valid()) { + Texture *proxy = texture_owner.get_or_null(p_proxy); + ERR_FAIL_COND(!proxy); + ERR_FAIL_COND(proxy == texture); + proxy->proxy_owners.insert(texture); + texture->proxy = proxy; + } +} + +void TextureStorage::texture_set_data(RID p_texture, const Ref<Image> &p_image, int p_layer) { + Config *config = Config::get_singleton(); + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND(!_is_main_thread()); + + ERR_FAIL_COND(!texture); + if (texture->target == GL_TEXTURE_3D) { + // Target is set to a 3D texture or array texture, exit early to avoid spamming errors + return; + } + ERR_FAIL_COND(!texture->active); + ERR_FAIL_COND(texture->render_target); + ERR_FAIL_COND(p_image.is_null()); + ERR_FAIL_COND(texture->format != p_image->get_format()); + + ERR_FAIL_COND(!p_image->get_width()); + ERR_FAIL_COND(!p_image->get_height()); + + // ERR_FAIL_COND(texture->type == RS::TEXTURE_TYPE_EXTERNAL); + + GLenum type; + GLenum format; + GLenum internal_format; + bool compressed = false; + + if (config->keep_original_textures && !(texture->flags & TEXTURE_FLAG_USED_FOR_STREAMING)) { + texture->images.write[p_layer] = p_image; + } + + // print_line("texture_set_data width " + itos (p_image->get_width()) + " height " + itos(p_image->get_height())); + + Image::Format real_format; + Ref<Image> img = _get_gl_image_and_format(p_image, p_image->get_format(), texture->flags, real_format, format, internal_format, type, compressed, texture->resize_to_po2); + + if (texture->resize_to_po2) { + if (p_image->is_compressed()) { + ERR_PRINT("Texture '" + texture->path + "' is required to be a power of 2 because it uses either mipmaps or repeat, so it was decompressed. This will hurt performance and memory usage."); + } + + if (img == p_image) { + img = img->duplicate(); + } + img->resize_to_po2(false); + } + + if (config->shrink_textures_x2 && (p_image->has_mipmaps() || !p_image->is_compressed()) && !(texture->flags & TEXTURE_FLAG_USED_FOR_STREAMING)) { + texture->alloc_height = MAX(1, texture->alloc_height / 2); + texture->alloc_width = MAX(1, texture->alloc_width / 2); + + if (texture->alloc_width == img->get_width() / 2 && texture->alloc_height == img->get_height() / 2) { + img->shrink_x2(); + } else if (img->get_format() <= Image::FORMAT_RGBA8) { + img->resize(texture->alloc_width, texture->alloc_height, Image::INTERPOLATE_BILINEAR); + } + } + + GLenum blit_target = (texture->target == GL_TEXTURE_CUBE_MAP) ? _cube_side_enum[p_layer] : GL_TEXTURE_2D; + + texture->data_size = img->get_data().size(); + Vector<uint8_t> read = img->get_data(); + + glActiveTexture(GL_TEXTURE0); + glBindTexture(texture->target, texture->tex_id); + + texture->ignore_mipmaps = compressed && !img->has_mipmaps(); + + // set filtering and repeat state + _texture_set_state_from_flags(texture); + + //set swizle for older format compatibility +#ifdef GLES_OVER_GL + switch (texture->format) { + case Image::FORMAT_L8: { + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_ONE); + + } break; + case Image::FORMAT_LA8: { + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_GREEN); + } break; + default: { + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_R, GL_RED); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_G, GL_GREEN); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_B, GL_BLUE); + glTexParameteri(texture->target, GL_TEXTURE_SWIZZLE_A, GL_ALPHA); + + } break; + } +#endif + + int mipmaps = ((texture->flags & TEXTURE_FLAG_MIPMAPS) && img->has_mipmaps()) ? img->get_mipmap_count() + 1 : 1; + + int w = img->get_width(); + int h = img->get_height(); + + int tsize = 0; + + for (int i = 0; i < mipmaps; i++) { + int size, ofs; + img->get_mipmap_offset_and_size(i, ofs, size); + + if (compressed) { + glPixelStorei(GL_UNPACK_ALIGNMENT, 4); + + int bw = w; + int bh = h; + + glCompressedTexImage2D(blit_target, i, internal_format, bw, bh, 0, size, &read[ofs]); + } else { + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + if (texture->flags & TEXTURE_FLAG_USED_FOR_STREAMING) { + glTexSubImage2D(blit_target, i, 0, 0, w, h, format, type, &read[ofs]); + } else { + glTexImage2D(blit_target, i, internal_format, w, h, 0, format, type, &read[ofs]); + } + } + + tsize += size; + + w = MAX(1, w >> 1); + h = MAX(1, h >> 1); + } + + // info.texture_mem -= texture->total_data_size; // TODO make this work again!! + texture->total_data_size = tsize; + // info.texture_mem += texture->total_data_size; // TODO make this work again!! + + // printf("texture: %i x %i - size: %i - total: %i\n", texture->width, texture->height, tsize, info.texture_mem); + + texture->stored_cube_sides |= (1 << p_layer); + + if ((texture->flags & TEXTURE_FLAG_MIPMAPS) && mipmaps == 1 && !texture->ignore_mipmaps && (texture->type != RenderingDevice::TEXTURE_TYPE_CUBE || texture->stored_cube_sides == (1 << 6) - 1)) { + //generate mipmaps if they were requested and the image does not contain them + glGenerateMipmap(texture->target); + } + + texture->mipmaps = mipmaps; +} + +void TextureStorage::texture_set_data_partial(RID p_texture, const Ref<Image> &p_image, int src_x, int src_y, int src_w, int src_h, int dst_x, int dst_y, int p_dst_mip, int p_layer) { + // TODO + ERR_PRINT("Not implemented (ask Karroffel to do it :p)"); +} + +/* +Ref<Image> TextureStorage::texture_get_data(RID p_texture, int p_layer) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, Ref<Image>()); + ERR_FAIL_COND_V(!texture->active, Ref<Image>()); + ERR_FAIL_COND_V(texture->data_size == 0 && !texture->render_target, Ref<Image>()); + + if (texture->type == RS::TEXTURE_TYPE_CUBEMAP && p_layer < 6 && p_layer >= 0 && !texture->images[p_layer].is_null()) { + return texture->images[p_layer]; + } + +#ifdef GLES_OVER_GL + + Image::Format real_format; + GLenum gl_format; + GLenum gl_internal_format; + GLenum gl_type; + bool compressed; + _get_gl_image_and_format(Ref<Image>(), texture->format, texture->flags, real_format, gl_format, gl_internal_format, gl_type, compressed, false); + + PoolVector<uint8_t> data; + + int data_size = Image::get_image_data_size(texture->alloc_width, texture->alloc_height, real_format, texture->mipmaps > 1); + + data.resize(data_size * 2); //add some memory at the end, just in case for buggy drivers + PoolVector<uint8_t>::Write wb = data.write(); + + glActiveTexture(GL_TEXTURE0); + + glBindTexture(texture->target, texture->tex_id); + + glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); + + for (int i = 0; i < texture->mipmaps; i++) { + int ofs = Image::get_image_mipmap_offset(texture->alloc_width, texture->alloc_height, real_format, i); + + if (texture->compressed) { + glPixelStorei(GL_PACK_ALIGNMENT, 4); + glGetCompressedTexImage(texture->target, i, &wb[ofs]); + } else { + glPixelStorei(GL_PACK_ALIGNMENT, 1); + glGetTexImage(texture->target, i, texture->gl_format_cache, texture->gl_type_cache, &wb[ofs]); + } + } + + wb.release(); + + data.resize(data_size); + + Image *img = memnew(Image(texture->alloc_width, texture->alloc_height, texture->mipmaps > 1, real_format, data)); + + return Ref<Image>(img); +#else + + Image::Format real_format; + GLenum gl_format; + GLenum gl_internal_format; + GLenum gl_type; + bool compressed; + _get_gl_image_and_format(Ref<Image>(), texture->format, texture->flags, real_format, gl_format, gl_internal_format, gl_type, compressed, texture->resize_to_po2); + + PoolVector<uint8_t> data; + + int data_size = Image::get_image_data_size(texture->alloc_width, texture->alloc_height, Image::FORMAT_RGBA8, false); + + data.resize(data_size * 2); //add some memory at the end, just in case for buggy drivers + PoolVector<uint8_t>::Write wb = data.write(); + + GLuint temp_framebuffer; + glGenFramebuffers(1, &temp_framebuffer); + + GLuint temp_color_texture; + glGenTextures(1, &temp_color_texture); + + glBindFramebuffer(GL_FRAMEBUFFER, temp_framebuffer); + + glBindTexture(GL_TEXTURE_2D, temp_color_texture); + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texture->alloc_width, texture->alloc_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); + + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, temp_color_texture, 0); + + glDepthMask(GL_FALSE); + glDisable(GL_DEPTH_TEST); + glDisable(GL_CULL_FACE); + glDisable(GL_BLEND); + glDepthFunc(GL_LEQUAL); + glColorMask(1, 1, 1, 1); + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, texture->tex_id); + + glViewport(0, 0, texture->alloc_width, texture->alloc_height); + + shaders.copy.bind(); + + glClearColor(0.0, 0.0, 0.0, 0.0); + glClear(GL_COLOR_BUFFER_BIT); + bind_quad_array(); + glDrawArrays(GL_TRIANGLE_FAN, 0, 4); + glBindBuffer(GL_ARRAY_BUFFER, 0); + + glReadPixels(0, 0, texture->alloc_width, texture->alloc_height, GL_RGBA, GL_UNSIGNED_BYTE, &wb[0]); + + glDeleteTextures(1, &temp_color_texture); + + glBindFramebuffer(GL_FRAMEBUFFER, 0); + glDeleteFramebuffers(1, &temp_framebuffer); + + wb.release(); + + data.resize(data_size); + + Image *img = memnew(Image(texture->alloc_width, texture->alloc_height, false, Image::FORMAT_RGBA8, data)); + if (!texture->compressed) { + img->convert(real_format); + } + + return Ref<Image>(img); + +#endif +} +*/ + +void TextureStorage::texture_set_flags(RID p_texture, uint32_t p_flags) { + Texture *texture = texture_owner.get_or_null(p_texture); + ERR_FAIL_COND(!texture); + + bool had_mipmaps = texture->flags & TEXTURE_FLAG_MIPMAPS; + + texture->flags = p_flags; + + glActiveTexture(GL_TEXTURE0); + glBindTexture(texture->target, texture->tex_id); + + // set filtering and repeat state + _texture_set_state_from_flags(texture); + + if ((texture->flags & TEXTURE_FLAG_MIPMAPS) && !texture->ignore_mipmaps) { + if (!had_mipmaps && texture->mipmaps == 1) { + glGenerateMipmap(texture->target); + } + } +} + +uint32_t TextureStorage::texture_get_flags(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, 0); + + return texture->flags; +} + +Image::Format TextureStorage::texture_get_format(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, Image::FORMAT_L8); + + return texture->format; +} + +RenderingDevice::TextureType TextureStorage::texture_get_type(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, RenderingDevice::TEXTURE_TYPE_2D); + + return texture->type; +} + +uint32_t TextureStorage::texture_get_texid(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, 0); + + return texture->tex_id; +} + +uint32_t TextureStorage::texture_get_width(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, 0); + + return texture->width; +} + +uint32_t TextureStorage::texture_get_height(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, 0); + + return texture->height; +} + +uint32_t TextureStorage::texture_get_depth(RID p_texture) const { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND_V(!texture, 0); + + return texture->depth; +} + +void TextureStorage::texture_bind(RID p_texture, uint32_t p_texture_no) { + Texture *texture = texture_owner.get_or_null(p_texture); + + ERR_FAIL_COND(!texture); + + glActiveTexture(GL_TEXTURE0 + p_texture_no); + glBindTexture(texture->target, texture->tex_id); +} + +void TextureStorage::texture_set_shrink_all_x2_on_set_data(bool p_enable) { + Config::get_singleton()->shrink_textures_x2 = p_enable; +} + +RID TextureStorage::texture_create_radiance_cubemap(RID p_source, int p_resolution) const { + return RID(); +} + +void TextureStorage::textures_keep_original(bool p_enable) { + Config::get_singleton()->keep_original_textures = p_enable; +} + +#endif // GLES3_ENABLED |