Differential D15563 Diff 55217 source/blender/gpu/metal/mtl_state.hh

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source/blender/gpu/metal/mtl_state.hh

	/* SPDX-License-Identifier: GPL-2.0-or-later */			/* SPDX-License-Identifier: GPL-2.0-or-later */

	/** \file			/** \file
	* \ingroup gpu			* \ingroup gpu
	*/			*/
				#pragma once

	#include "MEM_guardedalloc.h"			#include "MEM_guardedalloc.h"

	#include "BLI_utildefines.h"			#include "BLI_utildefines.h"

	#include "GPU_state.h"			#include "GPU_state.h"
	#include "gpu_state_private.hh"			#include "gpu_state_private.hh"

				#include "mtl_pso_descriptor_state.hh"

	namespace blender::gpu {			namespace blender::gpu {

	/* Forward Declarations. */			/* Forward Declarations. */
	class MTLContext;			class MTLContext;

	/**			/**
	* State manager keeping track of the draw state and applying it before drawing.			* State manager keeping track of the draw state and applying it before drawing.
	* Metal Implementation.			* Metal Implementation.
	**/			**/
	class MTLStateManager : public StateManager {			class MTLStateManager : public StateManager {
	public:
	private:			private:
	/* Current state of the associated MTLContext.			/* Current state of the associated MTLContext.
	* Avoids resetting the whole state for every change. */			* Avoids resetting the whole state for every change. */
	GPUState current_;			GPUState current_;
	GPUStateMutable current_mutable_;			GPUStateMutable current_mutable_;
	MTLContext *context_;			MTLContext *context_;

				/* Global pipeline descriptors. */
				MTLRenderPipelineStateDescriptor pipeline_descriptor_;

	public:			public:
	MTLStateManager(MTLContext *ctx);			MTLStateManager(MTLContext *ctx);

	void apply_state() override;			void apply_state() override;
	void force_state() override;			void force_state() override;

	void issue_barrier(eGPUBarrier barrier_bits) override;			void issue_barrier(eGPUBarrier barrier_bits) override;

	void texture_bind(Texture *tex, eGPUSamplerState sampler, int unit) override;			void texture_bind(Texture *tex, eGPUSamplerState sampler, int unit) override;
	void texture_unbind(Texture *tex) override;			void texture_unbind(Texture *tex) override;
	void texture_unbind_all() override;			void texture_unbind_all() override;

	void image_bind(Texture *tex, int unit) override;			void image_bind(Texture *tex, int unit) override;
	void image_unbind(Texture *tex) override;			void image_unbind(Texture *tex) override;
	void image_unbind_all() override;			void image_unbind_all() override;

	void texture_unpack_row_length_set(uint len) override;			void texture_unpack_row_length_set(uint len) override;

				/* Global pipeline descriptors. */
				MTLRenderPipelineStateDescriptor &get_pipeline_descriptor()
				{
				return pipeline_descriptor_;
				}

	private:			private:
	void set_write_mask(const eGPUWriteMask value);			void set_write_mask(const eGPUWriteMask value);
	void set_depth_test(const eGPUDepthTest value);			void set_depth_test(const eGPUDepthTest value);
	void set_stencil_test(const eGPUStencilTest test, const eGPUStencilOp operation);			void set_stencil_test(const eGPUStencilTest test, const eGPUStencilOp operation);
	void set_stencil_mask(const eGPUStencilTest test, const GPUStateMutable state);			void set_stencil_mask(const eGPUStencilTest test, const GPUStateMutable state);
	void set_clip_distances(const int new_dist_len, const int old_dist_len);			void set_clip_distances(const int new_dist_len, const int old_dist_len);
	void set_logic_op(const bool enable);			void set_logic_op(const bool enable);
	void set_facing(const bool invert);			void set_facing(const bool invert);
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