073139e329
MTLState module implementation and supporting functionality in MTLContext for state tracking, texture binding and sampler state caching. Ref T96261 Reviewed By: fclem Maniphest Tasks: T96261 Differential Revision: https://developer.blender.org/D14827
74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/** \file
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* \ingroup gpu
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*/
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#include "MEM_guardedalloc.h"
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#include "BLI_utildefines.h"
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#include "GPU_state.h"
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#include "gpu_state_private.hh"
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namespace blender::gpu {
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/* Forward Declarations. */
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class MTLContext;
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/**
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* State manager keeping track of the draw state and applying it before drawing.
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* Metal Implementation.
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**/
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class MTLStateManager : public StateManager {
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public:
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private:
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/* Current state of the associated MTLContext.
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* Avoids resetting the whole state for every change. */
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GPUState current_;
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GPUStateMutable current_mutable_;
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MTLContext *context_;
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public:
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MTLStateManager(MTLContext *ctx);
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void apply_state(void) override;
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void force_state(void) override;
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void issue_barrier(eGPUBarrier barrier_bits) override;
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void texture_bind(Texture *tex, eGPUSamplerState sampler, int unit) override;
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void texture_unbind(Texture *tex) override;
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void texture_unbind_all(void) override;
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void image_bind(Texture *tex, int unit) override;
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void image_unbind(Texture *tex) override;
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void image_unbind_all(void) override;
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void texture_unpack_row_length_set(uint len) override;
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private:
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void set_write_mask(const eGPUWriteMask value);
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void set_depth_test(const eGPUDepthTest value);
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void set_stencil_test(const eGPUStencilTest test, const eGPUStencilOp operation);
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void set_stencil_mask(const eGPUStencilTest test, const GPUStateMutable state);
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void set_clip_distances(const int new_dist_len, const int old_dist_len);
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void set_logic_op(const bool enable);
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void set_facing(const bool invert);
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void set_backface_culling(const eGPUFaceCullTest test);
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void set_provoking_vert(const eGPUProvokingVertex vert);
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void set_shadow_bias(const bool enable);
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void set_blend(const eGPUBlend value);
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void set_state(const GPUState &state);
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void set_mutable_state(const GPUStateMutable &state);
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/* METAL State utility functions. */
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void mtl_state_init(void);
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void mtl_depth_range(float near, float far);
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void mtl_stencil_mask(unsigned int mask);
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void mtl_stencil_set_func(eGPUStencilTest stencil_func, int ref, unsigned int mask);
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MEM_CXX_CLASS_ALLOC_FUNCS("MTLStateManager")
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};
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} // namespace blender::gpu
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