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Fr4nz D13trich 2025-11-22 13:58:55 +01:00
parent 4af19165ec
commit 68073add76
12458 changed files with 12350765 additions and 2 deletions
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libs/drape/metal/metal_states.hpp Normal file
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#pragma once
#import <MetalKit/MetalKit.h>
#include "drape/graphics_context.hpp"
#include "drape/metal/metal_gpu_program.hpp"
#include "drape/pointers.hpp"
#include "drape/texture_types.hpp"
#include <cstdint>
#include <map>
namespace dp
{
namespace metal
{
class MetalStates
{
public:
struct DepthStencilKey
{
void SetDepthTestEnabled(bool enabled);
void SetDepthTestFunction(TestFunction depthFunction);
void SetStencilTestEnabled(bool enabled);
void SetStencilFunction(StencilFace face, TestFunction stencilFunction);
void SetStencilActions(StencilFace face, StencilAction stencilFailAction, StencilAction depthFailAction,
StencilAction passAction);
bool operator<(DepthStencilKey const & rhs) const;
MTLDepthStencilDescriptor * BuildDescriptor() const;
bool m_depthEnabled = false;
bool m_stencilEnabled = false;
TestFunction m_depthFunction = TestFunction::Always;
uint64_t m_stencil = 0;
};
struct PipelineKey
{
PipelineKey() = default;
PipelineKey(ref_ptr<GpuProgram> program, MTLPixelFormat colorFormat, MTLPixelFormat depthStencilFormat,
bool blendingEnabled);
bool operator<(PipelineKey const & rhs) const;
MTLRenderPipelineDescriptor * BuildDescriptor() const;
ref_ptr<GpuProgram> m_program;
MTLPixelFormat m_colorFormat = MTLPixelFormatInvalid;
MTLPixelFormat m_depthStencilFormat = MTLPixelFormatInvalid;
bool m_blendingEnabled = false;
};
struct SamplerKey
{
SamplerKey() = default;
SamplerKey(TextureFilter filter, TextureWrapping wrapSMode, TextureWrapping wrapTMode);
void Set(TextureFilter filter, TextureWrapping wrapSMode, TextureWrapping wrapTMode);
bool operator<(SamplerKey const & rhs) const;
MTLSamplerDescriptor * BuildDescriptor() const;
uint32_t m_sampler = 0;
};
id<MTLDepthStencilState> GetDepthStencilState(id<MTLDevice> device, DepthStencilKey const & key);
id<MTLRenderPipelineState> GetPipelineState(id<MTLDevice> device, PipelineKey const & key);
id<MTLSamplerState> GetSamplerState(id<MTLDevice> device, SamplerKey const & key);
void ResetPipelineStatesCache();
private:
using DepthStencilCache = std::map<DepthStencilKey, id<MTLDepthStencilState>>;
DepthStencilCache m_depthStencilCache;
using PipelineCache = std::map<PipelineKey, id<MTLRenderPipelineState>>;
PipelineCache m_pipelineCache;
using SamplerCache = std::map<SamplerKey, id<MTLSamplerState>>;
SamplerCache m_samplerCache;
};
} // namespace metal
} // namespace dp