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Add load op and clear color to SDL_BlitGPUTexture (#10767)
This commit is contained in:
Evan Hemsley
GitHub
parent
4728325044
commit
668e2f82d2
10 changed files with 151 additions and 178 deletions
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@ -221,11 +221,7 @@ SDL_GPUGraphicsPipeline *SDL_GPU_FetchBlitPipeline(
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void SDL_GPU_BlitCommon(
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SDL_GPUCommandBuffer *command_buffer,
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const SDL_GPUBlitRegion *source,
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const SDL_GPUBlitRegion *destination,
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SDL_FlipMode flip_mode,
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SDL_GPUFilter filter,
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bool cycle,
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const SDL_GPUBlitInfo *info,
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SDL_GPUSampler *blit_linear_sampler,
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SDL_GPUSampler *blit_nearest_sampler,
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SDL_GPUShader *blit_vertex_shader,
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@ -239,8 +235,8 @@ void SDL_GPU_BlitCommon(
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{
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CommandBufferCommonHeader *cmdbufHeader = (CommandBufferCommonHeader *)command_buffer;
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SDL_GPURenderPass *render_pass;
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TextureCommonHeader *src_header = (TextureCommonHeader *)source->texture;
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TextureCommonHeader *dst_header = (TextureCommonHeader *)destination->texture;
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TextureCommonHeader *src_header = (TextureCommonHeader *)info->source.texture;
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TextureCommonHeader *dst_header = (TextureCommonHeader *)info->destination.texture;
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SDL_GPUGraphicsPipeline *blit_pipeline;
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SDL_GPUColorTargetInfo color_target_info;
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SDL_GPUViewport viewport;
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@ -266,24 +262,14 @@ void SDL_GPU_BlitCommon(
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return;
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}
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// If the entire destination is blitted, we don't have to load
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if (
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dst_header->info.layer_count_or_depth == 1 &&
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dst_header->info.num_levels == 1 &&
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dst_header->info.type != SDL_GPU_TEXTURETYPE_3D &&
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destination->w == dst_header->info.width &&
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destination->h == dst_header->info.height) {
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color_target_info.load_op = SDL_GPU_LOADOP_DONT_CARE;
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} else {
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color_target_info.load_op = SDL_GPU_LOADOP_LOAD;
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}
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color_target_info.load_op = info->load_op;
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color_target_info.clear_color = info->clear_color;
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color_target_info.store_op = SDL_GPU_STOREOP_STORE;
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color_target_info.texture = destination->texture;
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color_target_info.mip_level = destination->mip_level;
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color_target_info.layer_or_depth_plane = destination->layer_or_depth_plane;
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color_target_info.cycle = cycle;
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color_target_info.texture = info->destination.texture;
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color_target_info.mip_level = info->destination.mip_level;
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color_target_info.layer_or_depth_plane = info->destination.layer_or_depth_plane;
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color_target_info.cycle = info->cycle;
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render_pass = SDL_BeginGPURenderPass(
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command_buffer,
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@ -291,10 +277,10 @@ void SDL_GPU_BlitCommon(
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1,
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NULL);
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viewport.x = (float)destination->x;
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viewport.y = (float)destination->y;
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viewport.w = (float)destination->w;
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viewport.h = (float)destination->h;
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viewport.x = (float)info->destination.x;
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viewport.y = (float)info->destination.y;
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viewport.w = (float)info->destination.w;
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viewport.h = (float)info->destination.h;
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viewport.min_depth = 0;
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viewport.max_depth = 1;
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@ -306,9 +292,9 @@ void SDL_GPU_BlitCommon(
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render_pass,
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blit_pipeline);
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texture_sampler_binding.texture = source->texture;
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texture_sampler_binding.texture = info->source.texture;
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texture_sampler_binding.sampler =
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filter == SDL_GPU_FILTER_NEAREST ? blit_nearest_sampler : blit_linear_sampler;
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info->filter == SDL_GPU_FILTER_NEAREST ? blit_nearest_sampler : blit_linear_sampler;
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SDL_BindGPUFragmentSamplers(
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render_pass,
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@ -316,21 +302,21 @@ void SDL_GPU_BlitCommon(
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&texture_sampler_binding,
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1);
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blit_fragment_uniforms.left = (float)source->x / (src_header->info.width >> source->mip_level);
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blit_fragment_uniforms.top = (float)source->y / (src_header->info.height >> source->mip_level);
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blit_fragment_uniforms.width = (float)source->w / (src_header->info.width >> source->mip_level);
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blit_fragment_uniforms.height = (float)source->h / (src_header->info.height >> source->mip_level);
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blit_fragment_uniforms.mip_level = source->mip_level;
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blit_fragment_uniforms.left = (float)info->source.x / (src_header->info.width >> info->source.mip_level);
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blit_fragment_uniforms.top = (float)info->source.y / (src_header->info.height >> info->source.mip_level);
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blit_fragment_uniforms.width = (float)info->source.w / (src_header->info.width >> info->source.mip_level);
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blit_fragment_uniforms.height = (float)info->source.h / (src_header->info.height >> info->source.mip_level);
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blit_fragment_uniforms.mip_level = info->source.mip_level;
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layer_divisor = (src_header->info.type == SDL_GPU_TEXTURETYPE_3D) ? src_header->info.layer_count_or_depth : 1;
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blit_fragment_uniforms.layer_or_depth = (float)source->layer_or_depth_plane / layer_divisor;
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blit_fragment_uniforms.layer_or_depth = (float)info->source.layer_or_depth_plane / layer_divisor;
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if (flip_mode & SDL_FLIP_HORIZONTAL) {
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if (info->flip_mode & SDL_FLIP_HORIZONTAL) {
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blit_fragment_uniforms.left += blit_fragment_uniforms.width;
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blit_fragment_uniforms.width *= -1;
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}
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if (flip_mode & SDL_FLIP_VERTICAL) {
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if (info->flip_mode & SDL_FLIP_VERTICAL) {
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blit_fragment_uniforms.top += blit_fragment_uniforms.height;
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blit_fragment_uniforms.height *= -1;
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}
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@ -2120,22 +2106,14 @@ void SDL_GenerateMipmapsForGPUTexture(
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void SDL_BlitGPUTexture(
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SDL_GPUCommandBuffer *command_buffer,
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const SDL_GPUBlitRegion *source,
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const SDL_GPUBlitRegion *destination,
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SDL_FlipMode flip_mode,
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SDL_GPUFilter filter,
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SDL_bool cycle)
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const SDL_GPUBlitInfo *info)
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{
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if (command_buffer == NULL) {
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SDL_InvalidParamError("command_buffer");
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return;
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}
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if (source == NULL) {
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SDL_InvalidParamError("source");
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return;
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}
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if (destination == NULL) {
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SDL_InvalidParamError("destination");
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if (info == NULL) {
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SDL_InvalidParamError("info");
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return;
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}
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@ -2145,11 +2123,15 @@ void SDL_BlitGPUTexture(
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// Validation
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bool failed = false;
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TextureCommonHeader *srcHeader = (TextureCommonHeader *)source->texture;
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TextureCommonHeader *dstHeader = (TextureCommonHeader *)destination->texture;
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TextureCommonHeader *srcHeader = (TextureCommonHeader *)info->source.texture;
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TextureCommonHeader *dstHeader = (TextureCommonHeader *)info->destination.texture;
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if (srcHeader == NULL || dstHeader == NULL) {
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SDL_assert_release(!"Blit source and destination textures must be non-NULL");
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if (srcHeader == NULL) {
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SDL_assert_release(!"Blit source texture must be non-NULL");
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return; // attempting to proceed will crash
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}
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if (dstHeader == NULL) {
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SDL_assert_release(!"Blit destination texture must be non-NULL");
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return; // attempting to proceed will crash
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}
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if ((srcHeader->info.usage & SDL_GPU_TEXTUREUSAGE_SAMPLER) == 0) {
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@ -2164,7 +2146,7 @@ void SDL_BlitGPUTexture(
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SDL_assert_release(!"Blit source texture cannot have a depth format");
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failed = true;
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}
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if (source->w == 0 || source->h == 0 || destination->w == 0 || destination->h == 0) {
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if (info->source.w == 0 || info->source.h == 0 || info->destination.w == 0 || info->destination.h == 0) {
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SDL_assert_release(!"Blit source/destination regions must have non-zero width, height, and depth");
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failed = true;
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}
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@ -2176,11 +2158,7 @@ void SDL_BlitGPUTexture(
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COMMAND_BUFFER_DEVICE->Blit(
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command_buffer,
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source,
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destination,
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flip_mode,
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filter,
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cycle);
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info);
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}
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// Submission/Presentation
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