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Basic metal backend

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This commit is contained in:
Dynamitos
2024-04-15 13:48:34 +02:00
parent dc2f0eac30
commit d67c8ebffe
15 changed files with 334 additions and 303 deletions
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src/Engine/Graphics/Metal/PipelineCache.mm
+29 -26
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@@ -28,35 +28,38 @@ PGraphicsPipeline PipelineCache::createPipeline(Gfx::LegacyPipelineCreateInfo cr
MTL::VertexDescriptor* vertexDescriptor = MTL::VertexDescriptor::alloc()->init();
MTL::VertexAttributeDescriptorArray* attributes = vertexDescriptor->attributes();
const auto& vertexInfo = createInfo.vertexInput->getInfo();
for (size_t attr = 0; attr < vertexInfo.attributes.size(); ++attr) {
MTL::VertexAttributeDescriptor* attribute = MTL::VertexAttributeDescriptor::alloc()->init();
attribute->setBufferIndex(vertexInfo.attributes[attr].binding);
switch (vertexInfo.attributes[attr].format) {
case Gfx::SE_FORMAT_R32G32B32_SFLOAT:
attribute->setFormat(MTL::VertexFormatFloat3);
break;
default:
throw std::logic_error("TODO");
if(createInfo.vertexInput != nullptr)
{
const auto& vertexInfo = createInfo.vertexInput->getInfo();
for (size_t attr = 0; attr < vertexInfo.attributes.size(); ++attr) {
MTL::VertexAttributeDescriptor* attribute = MTL::VertexAttributeDescriptor::alloc()->init();
attribute->setBufferIndex(vertexInfo.attributes[attr].binding);
switch (vertexInfo.attributes[attr].format) {
case Gfx::SE_FORMAT_R32G32B32_SFLOAT:
attribute->setFormat(MTL::VertexFormatFloat3);
break;
default:
throw std::logic_error("TODO");
}
attribute->setOffset(vertexInfo.attributes[attr].offset);
attributes->setObject(attribute, attr);
}
attribute->setOffset(vertexInfo.attributes[attr].offset);
attributes->setObject(attribute, attr);
}
MTL::VertexBufferLayoutDescriptorArray* bufferLayout = vertexDescriptor->layouts();
for (size_t binding = 0; binding < vertexInfo.bindings.size(); ++binding) {
MTL::VertexBufferLayoutDescriptor* buffer = MTL::VertexBufferLayoutDescriptor::alloc()->init();
buffer->setStride(vertexInfo.bindings[binding].stride);
buffer->setStepRate(1);
switch (vertexInfo.bindings[binding].inputRate) {
case Gfx::SE_VERTEX_INPUT_RATE_VERTEX:
buffer->setStepFunction(MTL::VertexStepFunctionPerVertex);
break;
case Gfx::SE_VERTEX_INPUT_RATE_INSTANCE:
buffer->setStepFunction(MTL::VertexStepFunctionPerInstance);
break;
MTL::VertexBufferLayoutDescriptorArray* bufferLayout = vertexDescriptor->layouts();
for (size_t binding = 0; binding < vertexInfo.bindings.size(); ++binding) {
MTL::VertexBufferLayoutDescriptor* buffer = MTL::VertexBufferLayoutDescriptor::alloc()->init();
buffer->setStride(vertexInfo.bindings[binding].stride);
buffer->setStepRate(1);
switch (vertexInfo.bindings[binding].inputRate) {
case Gfx::SE_VERTEX_INPUT_RATE_VERTEX:
buffer->setStepFunction(MTL::VertexStepFunctionPerVertex);
break;
case Gfx::SE_VERTEX_INPUT_RATE_INSTANCE:
buffer->setStepFunction(MTL::VertexStepFunctionPerInstance);
break;
}
bufferLayout->setObject(buffer, binding);
}
bufferLayout->setObject(buffer, binding);
}
pipelineDescriptor->setVertexDescriptor(vertexDescriptor);