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don't bind resources unnecessarily

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This commit is contained in:
Samuliak 2024-10-31 13:45:05 +01:00
parent 158be432fc
commit 272c24d8e4
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8 changed files with 128 additions and 41 deletions
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58
include/renderer_mtl/mtl_command_encoder.hpp Normal file
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@ -0,0 +1,58 @@
#pragma once
#include <Metal/Metal.hpp>
namespace Metal {
struct RenderState {
MTL::RenderPipelineState* renderPipelineState = nullptr;
MTL::DepthStencilState* depthStencilState = nullptr;
MTL::Texture* textures[3] = {nullptr};
MTL::SamplerState* samplerStates[3] = {nullptr};
};
class CommandEncoder {
public:
void newRenderCommandEncoder(MTL::RenderCommandEncoder* rce) {
renderCommandEncoder = rce;
// Reset the render state
renderState = RenderState{};
}
// Resource binding
void setRenderPipelineState(MTL::RenderPipelineState* renderPipelineState) {
if (renderPipelineState != renderState.renderPipelineState) {
renderCommandEncoder->setRenderPipelineState(renderPipelineState);
renderState.renderPipelineState = renderPipelineState;
}
}
void setDepthStencilState(MTL::DepthStencilState* depthStencilState) {
if (depthStencilState != renderState.depthStencilState) {
renderCommandEncoder->setDepthStencilState(depthStencilState);
renderState.depthStencilState = depthStencilState;
}
}
void setFragmentTexture(MTL::Texture* texture, u32 index) {
if (texture != renderState.textures[index]) {
renderCommandEncoder->setFragmentTexture(texture, index);
renderState.textures[index] = texture;
}
}
void setFragmentSamplerState(MTL::SamplerState* samplerState, u32 index) {
if (samplerState != renderState.samplerStates[index]) {
renderCommandEncoder->setFragmentSamplerState(samplerState, index);
renderState.samplerStates[index] = samplerState;
}
}
private:
MTL::RenderCommandEncoder* renderCommandEncoder = nullptr;
RenderState renderState;
};
} // namespace Metal

6
include/renderer_mtl/mtl_common.hpp Normal file
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@ -0,0 +1,6 @@
#pragma once
#include <Metal/Metal.hpp>
#define GET_HELPER_TEXTURE_BINDING(binding) (30 - binding)
#define GET_HELPER_SAMPLER_STATE_BINDING(binding) (15 - binding)

2
include/renderer_mtl/objc_helper.hpp
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@ -2,7 +2,7 @@
#include <string>
#include <Metal/Metal.hpp>
#include "mtl_common.hpp"
namespace Metal {

7
include/renderer_mtl/renderer_mtl.hpp
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@ -11,6 +11,7 @@
#include "mtl_depth_stencil_cache.hpp"
#include "mtl_vertex_buffer_cache.hpp"
#include "mtl_lut_texture.hpp"
#include "mtl_command_encoder.hpp"
// HACK: use the OpenGL cache
#include "../renderer_gl/surface_cache.hpp"
@ -46,6 +47,8 @@ class RendererMTL final : public Renderer {
MTL::Device* device;
MTL::CommandQueue* commandQueue;
Metal::CommandEncoder commandEncoder;
// Libraries
MTL::Library* library;
@ -69,7 +72,7 @@ class RendererMTL final : public Renderer {
// Pipelines
MTL::RenderPipelineState* displayPipeline;
MTL::RenderPipelineState* copyToLutTexturePipeline;
//MTL::RenderPipelineState* copyToLutTexturePipeline;
// Clears
std::map<MTL::Texture*, Color4> colorClearOps;
@ -177,7 +180,7 @@ class RendererMTL final : public Renderer {
Metal::DepthStencilRenderTarget& getDepthRenderTarget();
Metal::Texture& getTexture(Metal::Texture& tex);
void setupTextureEnvState(MTL::RenderCommandEncoder* encoder);
void bindTexturesToSlots(MTL::RenderCommandEncoder* encoder);
void bindTexturesToSlots();
void updateLightingLUT(MTL::RenderCommandEncoder* encoder);
void updateFogLUT(MTL::RenderCommandEncoder* encoder);
void textureCopyImpl(Metal::ColorRenderTarget& srcFramebuffer, Metal::ColorRenderTarget& destFramebuffer, const Math::Rect<u32>& srcRect, const Math::Rect<u32>& destRect);