Descriptor sets and refactoring

2024-04-13 23:51:38 +02:00
parent efb2c0e169
commit f5eb12a5de
31 changed files with 1688 additions and 1365 deletions
@@ -0,0 +1,70 @@
+#include "PipelineCache.h"
+#include "Descriptor.h"
+#include "Graphics.h"
+#include "Shader.h"
+#include "Graphics/Descriptor.h"
+#include "Graphics/Enums.h"
+#include "Metal/MTLRenderPipeline.hpp"
+#include "Metal/MTLVertexDescriptor.hpp"
+
+using namespace Seele;
+using namespace Seele::Metal;
+
+PipelineCache::PipelineCache(PGraphics graphics, const std::string& name) : graphics(graphics), cacheFile(name) {}
+
+PipelineCache::~PipelineCache() {}
+
+PGraphicsPipeline PipelineCache::createPipeline(Gfx::LegacyPipelineCreateInfo createInfo) {
+  PPipelineLayout layout = Gfx::PPipelineLayout(createInfo.pipelineLayout).cast<PipelineLayout>();
+  uint32 hash = layout->getHash();
+  MTL::RenderPipelineDescriptor* pipelineDescriptor = MTL::RenderPipelineDescriptor::alloc()->init();
+
+  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");
+    }
+    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;
+    }
+    bufferLayout->setObject(buffer, binding);
+  }
+
+  pipelineDescriptor->setVertexDescriptor(vertexDescriptor);
+
+  pipelineDescriptor->setVertexFunction(createInfo.vertexShader.cast<VertexShader>()->getFunction());
+  
+
+  vertexDescriptor->release();
+  pipelineDescriptor->release();
+}
+
+PGraphicsPipeline PipelineCache::createPipeline(Gfx::MeshPipelineCreateInfo createInfo) {}
+
+PComputePipeline PipelineCache::createPipeline(Gfx::ComputePipelineCreateInfo createInfo) {}