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compile shaders to a metallib file

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This commit is contained in:
Samuliak 2024-07-05 17:49:04 +02:00
parent 5741de2cad
commit 3005468b3f
5 changed files with 50 additions and 6 deletions
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12
src/core/renderer_mtl/objc_helper.mm Normal file
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@ -0,0 +1,12 @@
#include "renderer_mtl/objc_helper.hpp"
// TODO: change the include
#import <Metal/Metal.h>
namespace Metal {
dispatch_data_t createDispatchData(const void* data, size_t size) {
return dispatch_data_create(data, size, dispatch_get_global_queue(0, 0), ^{});
}
} // namespace Metal

9
src/core/renderer_mtl/renderer_mtl.cpp
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@ -1,5 +1,6 @@
#include "PICA/gpu.hpp"
#include "renderer_mtl/renderer_mtl.hpp"
#include "renderer_mtl/objc_helper.hpp"
#include <cmrc/cmrc.hpp>
#include <cstddef>
@ -124,11 +125,11 @@ void RendererMTL::initGraphicsContext(SDL_Window* window) {
// Load shaders
auto mtlResources = cmrc::RendererMTL::get_filesystem();
auto shaderSource = mtlResources.open("metal_shaders.metal");
std::string source(shaderSource.begin(), shaderSource.size());
MTL::CompileOptions* compileOptions = MTL::CompileOptions::alloc()->init();
auto shaderSource = mtlResources.open("metal_shaders.metallib");
//MTL::CompileOptions* compileOptions = MTL::CompileOptions::alloc()->init();
NS::Error* error = nullptr;
MTL::Library* library = device->newLibrary(NS::String::string(source.c_str(), NS::ASCIIStringEncoding), compileOptions, &error);
MTL::Library* library = device->newLibrary(Metal::createDispatchData(shaderSource.begin(), shaderSource.size()), &error);
//MTL::Library* library = device->newLibrary(NS::String::string(source.c_str(), NS::ASCIIStringEncoding), compileOptions, &error);
if (error) {
Helpers::panic("Error loading shaders: %s", error->description()->cString(NS::ASCIIStringEncoding));
}