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Organize the GPU renderer draw code

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This commit is contained in:
Sam Lantinga
2025-03-12 15:14:56 -07:00
parent af0420d898
commit 28ec461ebf
1 changed files with 17 additions and 16 deletions
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33
src/render/gpu/SDL_render_gpu.c
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@@ -468,7 +468,7 @@ static SDL_GPURenderPass *RestartRenderPass(GPU_RenderData *data)
return data->state.render_pass;
}
static void PushUniforms(GPU_RenderData *data, SDL_RenderCommand *cmd)
static void PushVertexUniforms(GPU_RenderData *data, SDL_RenderCommand *cmd)
{
GPU_ShaderUniformData uniforms;
SDL_zero(uniforms);
@@ -522,19 +522,19 @@ static void Draw(
RestartRenderPass(data);
}
SDL_GPURenderPass *pass = data->state.render_pass;
GPU_VertexShaderID v_shader;
GPU_FragmentShaderID f_shader;
SDL_GPURenderPass *pass = data->state.render_pass;
GPU_TextureData *tdata = NULL;
if (cmd->data.draw.texture) {
tdata = (GPU_TextureData *)cmd->data.draw.texture->internal;
}
if (prim == SDL_GPU_PRIMITIVETYPE_TRIANGLELIST) {
if (cmd->data.draw.texture) {
SDL_Texture *texture = cmd->data.draw.texture;
if (texture) {
v_shader = VERT_SHADER_TRI_TEXTURE;
f_shader = tdata->shader;
if (texture->format == SDL_PIXELFORMAT_RGBA32 || texture->format == SDL_PIXELFORMAT_BGRA32) {
f_shader = FRAG_SHADER_TEXTURE_RGBA;
} else {
f_shader = FRAG_SHADER_TEXTURE_RGB;
}
} else {
v_shader = VERT_SHADER_TRI_COLOR;
f_shader = FRAG_SHADER_COLOR;
@@ -558,15 +558,14 @@ static void Draw(
}
SDL_GPUGraphicsPipeline *pipe = GPU_GetPipeline(&data->pipeline_cache, &data->shaders, data->device, &pipe_params);
if (!pipe) {
return;
}
SetViewportAndScissor(data);
SDL_BindGPUGraphicsPipeline(data->state.render_pass, pipe);
SDL_BindGPUGraphicsPipeline(pass, pipe);
if (tdata) {
if (cmd->data.draw.texture) {
GPU_TextureData *tdata = (GPU_TextureData *)cmd->data.draw.texture->internal;
SDL_GPUTextureSamplerBinding sampler_bind;
SDL_zero(sampler_bind);
sampler_bind.sampler = *SamplerPointer(data, cmd->data.draw.texture_address_mode, cmd->data.draw.texture_scale_mode);
@@ -578,10 +577,12 @@ static void Draw(
SDL_zero(buffer_bind);
buffer_bind.buffer = data->vertices.buffer;
buffer_bind.offset = offset;
SDL_BindGPUVertexBuffers(pass, 0, &buffer_bind, 1);
PushUniforms(data, cmd);
SDL_DrawGPUPrimitives(data->state.render_pass, num_verts, 1, 0, 0);
PushVertexUniforms(data, cmd);
SetViewportAndScissor(data);
SDL_DrawGPUPrimitives(pass, num_verts, 1, 0, 0);
}
static void ReleaseVertexBuffer(GPU_RenderData *data)