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Reuse vertex shaders across equivalent vertex buffer layouts

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nmzik
2026-10-01 21:55:43 +04:00
parent 706eec3ca9
commit 64eea6b32d
3 changed files with 47 additions and 37 deletions
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src/graphics/host_gpu/renderer/pipeline/shaders.cpp
-3
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@@ -330,9 +330,6 @@ void CreatePipelineInternal(GraphicContext& graphics, PipelineCache::Pipeline& p
}
}
EXIT_NOT_IMPLEMENTED(vs_input_info.resources[index].AddTid());
EXIT_NOT_IMPLEMENTED(vs_input_info.resources[index].SwizzleEnabled());
EXIT_IF(registers_num < 1 || registers_num > 4);
}
src/graphics/shader/shader.cpp
+3 -4
View File
@@ -381,6 +381,8 @@ static void ShaderApplyAttribSemantics(ShaderVertexInputInfo& info,
r.fields[1] = sharp[1];
r.fields[2] = sharp[2];
r.fields[3] = sharp[3];
EXIT_NOT_IMPLEMENTED(r.AddTid());
EXIT_NOT_IMPLEMENTED(r.SwizzleEnabled());
if (format != Prospero::VertexAttribFormat::kInvalid) {
const auto format_raw = static_cast<uint32_t>(format);
const auto buffer_format = format_raw >> 2u;
@@ -630,12 +632,9 @@ void BuildStageStaticKey(const ShaderVertexInputInfo& info, std::vector<uint32_t
for (int i = 0; i < info.resources_num; i++) {
const auto& resource = info.resources[i];
const auto& destination = info.resources_dst[i];
key.push_back(destination.register_start);
key.push_back(destination.registers_num);
key.push_back(destination.fetch_index);
key.push_back(static_cast<uint32_t>(destination.attr_id));
key.push_back(resource.fields[1] & 0xbfff0000u); // Stride and swizzle enable.
key.push_back(resource.fields[3] & 0x3087ffffu); // Channels, format, OOB, and add TID.
key.push_back(resource.fields[3] & 0x7ffffu); // Channels and format used by embedded fetch.
}
}