diff options
Diffstat (limited to 'servers/rendering/renderer_rd/renderer_compositor_rd.cpp')
| -rw-r--r-- | servers/rendering/renderer_rd/renderer_compositor_rd.cpp | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/servers/rendering/renderer_rd/renderer_compositor_rd.cpp b/servers/rendering/renderer_rd/renderer_compositor_rd.cpp new file mode 100644 index 0000000000..62e9386f95 --- /dev/null +++ b/servers/rendering/renderer_rd/renderer_compositor_rd.cpp @@ -0,0 +1,292 @@ +/*************************************************************************/ +/* renderer_compositor_rd.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 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. */ +/*************************************************************************/ + +#include "renderer_compositor_rd.h" + +#include "core/config/project_settings.h" +#include "core/io/dir_access.h" + +void RendererCompositorRD::prepare_for_blitting_render_targets() { + RD::get_singleton()->prepare_screen_for_drawing(); +} + +void RendererCompositorRD::blit_render_targets_to_screen(DisplayServer::WindowID p_screen, const BlitToScreen *p_render_targets, int p_amount) { + RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin_for_screen(p_screen); + + for (int i = 0; i < p_amount; i++) { + RID texture = storage->render_target_get_texture(p_render_targets[i].render_target); + ERR_CONTINUE(texture.is_null()); + RID rd_texture = storage->texture_get_rd_texture(texture); + ERR_CONTINUE(rd_texture.is_null()); + + if (!render_target_descriptors.has(rd_texture) || !RD::get_singleton()->uniform_set_is_valid(render_target_descriptors[rd_texture])) { + Vector<RD::Uniform> uniforms; + RD::Uniform u; + u.uniform_type = RD::UNIFORM_TYPE_SAMPLER_WITH_TEXTURE; + u.binding = 0; + u.ids.push_back(blit.sampler); + u.ids.push_back(rd_texture); + uniforms.push_back(u); + RID uniform_set = RD::get_singleton()->uniform_set_create(uniforms, blit.shader.version_get_shader(blit.shader_version, BLIT_MODE_NORMAL), 0); + + render_target_descriptors[rd_texture] = uniform_set; + } + + Size2 screen_size(RD::get_singleton()->screen_get_width(p_screen), RD::get_singleton()->screen_get_height(p_screen)); + BlitMode mode = p_render_targets[i].lens_distortion.apply ? BLIT_MODE_LENS : (p_render_targets[i].multi_view.use_layer ? BLIT_MODE_USE_LAYER : BLIT_MODE_NORMAL); + RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, blit.pipelines[mode]); + RD::get_singleton()->draw_list_bind_index_array(draw_list, blit.array); + RD::get_singleton()->draw_list_bind_uniform_set(draw_list, render_target_descriptors[rd_texture], 0); + + blit.push_constant.rect[0] = p_render_targets[i].rect.position.x / screen_size.width; + blit.push_constant.rect[1] = p_render_targets[i].rect.position.y / screen_size.height; + blit.push_constant.rect[2] = p_render_targets[i].rect.size.width / screen_size.width; + blit.push_constant.rect[3] = p_render_targets[i].rect.size.height / screen_size.height; + blit.push_constant.layer = p_render_targets[i].multi_view.layer; + blit.push_constant.eye_center[0] = p_render_targets[i].lens_distortion.eye_center.x; + blit.push_constant.eye_center[1] = p_render_targets[i].lens_distortion.eye_center.y; + blit.push_constant.k1 = p_render_targets[i].lens_distortion.k1; + blit.push_constant.k2 = p_render_targets[i].lens_distortion.k2; + blit.push_constant.upscale = p_render_targets[i].lens_distortion.upscale; + blit.push_constant.aspect_ratio = p_render_targets[i].lens_distortion.aspect_ratio; + + RD::get_singleton()->draw_list_set_push_constant(draw_list, &blit.push_constant, sizeof(BlitPushConstant)); + RD::get_singleton()->draw_list_draw(draw_list, true); + } + + RD::get_singleton()->draw_list_end(); +} + +void RendererCompositorRD::begin_frame(double frame_step) { + frame++; + delta = frame_step; + time += frame_step; + + double time_roll_over = GLOBAL_GET("rendering/limits/time/time_rollover_secs"); + time = Math::fmod(time, time_roll_over); + + canvas->set_time(time); + scene->set_time(time, frame_step); +} + +void RendererCompositorRD::end_frame(bool p_swap_buffers) { +#ifndef _MSC_VER +#warning TODO: likely pass a bool to swap buffers to avoid display? +#endif + RD::get_singleton()->swap_buffers(); //probably should pass some bool to avoid display? +} + +void RendererCompositorRD::initialize() { + { + // Initialize blit + Vector<String> blit_modes; + blit_modes.push_back("\n"); + blit_modes.push_back("\n#define USE_LAYER\n"); + blit_modes.push_back("\n#define USE_LAYER\n#define APPLY_LENS_DISTORTION\n"); + blit_modes.push_back("\n"); + + blit.shader.initialize(blit_modes); + + blit.shader_version = blit.shader.version_create(); + + for (int i = 0; i < BLIT_MODE_MAX; i++) { + blit.pipelines[i] = RD::get_singleton()->render_pipeline_create(blit.shader.version_get_shader(blit.shader_version, i), RD::get_singleton()->screen_get_framebuffer_format(), RD::INVALID_ID, RD::RENDER_PRIMITIVE_TRIANGLES, RD::PipelineRasterizationState(), RD::PipelineMultisampleState(), RD::PipelineDepthStencilState(), i == BLIT_MODE_NORMAL_ALPHA ? RenderingDevice::PipelineColorBlendState::create_blend() : RenderingDevice::PipelineColorBlendState::create_disabled(), 0); + } + + //create index array for copy shader + Vector<uint8_t> pv; + pv.resize(6 * 4); + { + uint8_t *w = pv.ptrw(); + int *p32 = (int *)w; + p32[0] = 0; + p32[1] = 1; + p32[2] = 2; + p32[3] = 0; + p32[4] = 2; + p32[5] = 3; + } + blit.index_buffer = RD::get_singleton()->index_buffer_create(6, RenderingDevice::INDEX_BUFFER_FORMAT_UINT32, pv); + blit.array = RD::get_singleton()->index_array_create(blit.index_buffer, 0, 6); + + blit.sampler = RD::get_singleton()->sampler_create(RD::SamplerState()); + } +} + +uint64_t RendererCompositorRD::frame = 1; + +void RendererCompositorRD::finalize() { + memdelete(scene); + memdelete(canvas); + memdelete(storage); + + //only need to erase these, the rest are erased by cascade + blit.shader.version_free(blit.shader_version); + RD::get_singleton()->free(blit.index_buffer); + RD::get_singleton()->free(blit.sampler); +} + +void RendererCompositorRD::set_boot_image(const Ref<Image> &p_image, const Color &p_color, bool p_scale, bool p_use_filter) { + RD::get_singleton()->prepare_screen_for_drawing(); + + RID texture = storage->texture_allocate(); + storage->texture_2d_initialize(texture, p_image); + RID rd_texture = storage->texture_get_rd_texture(texture); + + RID uset; + { + Vector<RD::Uniform> uniforms; + RD::Uniform u; + u.uniform_type = RD::UNIFORM_TYPE_SAMPLER_WITH_TEXTURE; + u.binding = 0; + u.ids.push_back(blit.sampler); + u.ids.push_back(rd_texture); + uniforms.push_back(u); + uset = RD::get_singleton()->uniform_set_create(uniforms, blit.shader.version_get_shader(blit.shader_version, BLIT_MODE_NORMAL), 0); + } + + Size2 window_size = DisplayServer::get_singleton()->window_get_size(); + + Rect2 imgrect(0, 0, p_image->get_width(), p_image->get_height()); + Rect2 screenrect; + if (p_scale) { + if (window_size.width > window_size.height) { + //scale horizontally + screenrect.size.y = window_size.height; + screenrect.size.x = imgrect.size.x * window_size.height / imgrect.size.y; + screenrect.position.x = (window_size.width - screenrect.size.x) / 2; + + } else { + //scale vertically + screenrect.size.x = window_size.width; + screenrect.size.y = imgrect.size.y * window_size.width / imgrect.size.x; + screenrect.position.y = (window_size.height - screenrect.size.y) / 2; + } + } else { + screenrect = imgrect; + screenrect.position += ((Size2(window_size.width, window_size.height) - screenrect.size) / 2.0).floor(); + } + + screenrect.position /= window_size; + screenrect.size /= window_size; + + RD::DrawListID draw_list = RD::get_singleton()->draw_list_begin_for_screen(DisplayServer::MAIN_WINDOW_ID, p_color); + + RD::get_singleton()->draw_list_bind_render_pipeline(draw_list, blit.pipelines[BLIT_MODE_NORMAL_ALPHA]); + RD::get_singleton()->draw_list_bind_index_array(draw_list, blit.array); + RD::get_singleton()->draw_list_bind_uniform_set(draw_list, uset, 0); + + blit.push_constant.rect[0] = screenrect.position.x; + blit.push_constant.rect[1] = screenrect.position.y; + blit.push_constant.rect[2] = screenrect.size.width; + blit.push_constant.rect[3] = screenrect.size.height; + blit.push_constant.layer = 0; + blit.push_constant.eye_center[0] = 0; + blit.push_constant.eye_center[1] = 0; + blit.push_constant.k1 = 0; + blit.push_constant.k2 = 0; + blit.push_constant.upscale = 1.0; + blit.push_constant.aspect_ratio = 1.0; + + RD::get_singleton()->draw_list_set_push_constant(draw_list, &blit.push_constant, sizeof(BlitPushConstant)); + RD::get_singleton()->draw_list_draw(draw_list, true); + + RD::get_singleton()->draw_list_end(); + + RD::get_singleton()->swap_buffers(); + + storage->free(texture); +} + +RendererCompositorRD *RendererCompositorRD::singleton = nullptr; + +RendererCompositorRD::RendererCompositorRD() { + { + String shader_cache_dir = Engine::get_singleton()->get_shader_cache_path(); + if (shader_cache_dir == String()) { + shader_cache_dir = "user://"; + } + DirAccessRef da = DirAccess::open(shader_cache_dir); + if (!da) { + ERR_PRINT("Can't create shader cache folder, no shader caching will happen: " + shader_cache_dir); + } else { + Error err = da->change_dir("shader_cache"); + if (err != OK) { + err = da->make_dir("shader_cache"); + } + if (err != OK) { + ERR_PRINT("Can't create shader cache folder, no shader caching will happen: " + shader_cache_dir); + } else { + shader_cache_dir = shader_cache_dir.plus_file("shader_cache"); + + bool shader_cache_enabled = GLOBAL_GET("rendering/shader_compiler/shader_cache/enabled"); + if (!Engine::get_singleton()->is_editor_hint() && !shader_cache_enabled) { + shader_cache_dir = String(); //disable only if not editor + } + + if (shader_cache_dir != String()) { + bool compress = GLOBAL_GET("rendering/shader_compiler/shader_cache/compress"); + bool use_zstd = GLOBAL_GET("rendering/shader_compiler/shader_cache/use_zstd_compression"); + bool strip_debug = GLOBAL_GET("rendering/shader_compiler/shader_cache/strip_debug"); + + ShaderRD::set_shader_cache_dir(shader_cache_dir); + ShaderRD::set_shader_cache_save_compressed(compress); + ShaderRD::set_shader_cache_save_compressed_zstd(use_zstd); + ShaderRD::set_shader_cache_save_debug(!strip_debug); + } + } + } + } + + singleton = this; + time = 0; + + storage = memnew(RendererStorageRD); + canvas = memnew(RendererCanvasRenderRD(storage)); + + uint32_t back_end = GLOBAL_GET("rendering/vulkan/rendering/back_end"); + uint32_t textures_per_stage = RD::get_singleton()->limit_get(RD::LIMIT_MAX_TEXTURES_PER_SHADER_STAGE); + + if (back_end == 1 || textures_per_stage < 48) { + scene = memnew(RendererSceneRenderImplementation::RenderForwardMobile(storage)); + } else { // back_end == 0 + // default to our high end renderer + scene = memnew(RendererSceneRenderImplementation::RenderForwardClustered(storage)); + } + + scene->init(); + + // now we're ready to create our effects, + storage->init_effects(!scene->_render_buffers_can_be_storage()); +} + +RendererCompositorRD::~RendererCompositorRD() { + ShaderRD::set_shader_cache_dir(String()); +} |