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metal: initial love.graphics.dispatchThreadgroups implementation

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This commit is contained in:
Alex Szpakowski
2021-12-24 23:04:44 -04:00
parent a03041043f
commit c6e4cfdc64
4 changed files with 142 additions and 2 deletions
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src/modules/graphics/metal/Shader.mm
+21
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@@ -347,6 +347,27 @@ Shader::Shader(id<MTLDevice> device, StrongRef<love::graphics::ShaderStage> stag
}
cleanup();
if (functions[SHADERSTAGE_COMPUTE] != nil)
{
MTLComputePipelineDescriptor *desc = [MTLComputePipelineDescriptor new];
desc.computeFunction = functions[SHADERSTAGE_COMPUTE];
// TODO: threadGroupSizeIsMultipleOfThreadExecutionWidth
NSError *err = nil;
computePipeline = [device newComputePipelineStateWithDescriptor:desc
options:MTLPipelineOptionNone
reflection:nil
error:&err];
if (computePipeline == nil)
{
if (err != nil)
throw love::Exception("Error creating compute shader pipeline: %s", err.localizedDescription.UTF8String);
else
throw love::Exception("Error creating compute shader pipeline.");
}
}
}}
void Shader::compileFromGLSLang(id<MTLDevice> device, const glslang::TProgram &program)