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Side by Side Diff: src/gpu/vk/GrVkProgram.h

Issue 1745433002: Add back Vk files with LF endings (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Rebase to ToT Created 4 years, 9 months ago
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1 /*
2 * Copyright 2015 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8
9 #ifndef GrVkProgram_DEFINED
10 #define GrVkProgram_DEFINED
11
12 #include "GrVkImage.h"
13 #include "GrVkProgramDesc.h"
14 #include "GrVkProgramDataManager.h"
15 #include "glsl/GrGLSLProgramBuilder.h"
16
17 #include "vulkan/vulkan.h"
18
19 class GrPipeline;
20 class GrVkCommandBuffer;
21 class GrVkDescriptorPool;
22 class GrVkGpu;
23 class GrVkImageView;
24 class GrVkPipeline;
25 class GrVkSampler;
26 class GrVkUniformBuffer;
27
28 class GrVkProgram : public SkRefCnt {
29 public:
30 typedef GrGLSLProgramBuilder::BuiltinUniformHandles BuiltinUniformHandles;
31
32 ~GrVkProgram();
33
34 GrVkPipeline* vkPipeline() const { return fPipeline; }
35
36 void setData(const GrVkGpu*, const GrPrimitiveProcessor&, const GrPipeline&) ;
37
38 void bind(const GrVkGpu* gpu, GrVkCommandBuffer* commandBuffer);
39
40 void addUniformResources(GrVkCommandBuffer&);
41
42 void freeGPUResources(const GrVkGpu* gpu);
43
44 // This releases resources the only a given instance of a GrVkProgram needs to hold onto and do
45 // don't need to survive across new uses of the program.
46 void freeTempResources(const GrVkGpu* gpu);
47
48 void abandonGPUResources();
49
50 private:
51 typedef GrVkProgramDataManager::UniformInfoArray UniformInfoArray;
52 typedef GrGLSLProgramDataManager::UniformHandle UniformHandle;
53
54 GrVkProgram(GrVkGpu* gpu,
55 GrVkPipeline* pipeline,
56 VkPipelineLayout layout,
57 VkDescriptorSetLayout dsLayout[2],
58 GrVkDescriptorPool* descriptorPool,
59 VkDescriptorSet descriptorSets[2],
60 const BuiltinUniformHandles& builtinUniformHandles,
61 const UniformInfoArray& uniforms,
62 uint32_t vertexUniformSize,
63 uint32_t fragmentUniformSize,
64 uint32_t numSamplers,
65 GrGLSLPrimitiveProcessor* geometryProcessor,
66 GrGLSLXferProcessor* xferProcessor,
67 const GrGLSLFragProcs& fragmentProcessors);
68
69 void writeUniformBuffers(const GrVkGpu* gpu);
70
71 void writeSamplers(const GrVkGpu* gpu, const SkTArray<const GrTextureAccess* >& textureBindings);
72
73
74 /**
75 * We use the RT's size and origin to adjust from Skia device space to OpenGL normalized device
76 * space and to make device space positions have the correct origin for proce ssors that require
77 * them.
78 */
79 struct RenderTargetState {
80 SkISize fRenderTargetSize;
81 GrSurfaceOrigin fRenderTargetOrigin;
82
83 RenderTargetState() { this->invalidate(); }
84 void invalidate() {
85 fRenderTargetSize.fWidth = -1;
86 fRenderTargetSize.fHeight = -1;
87 fRenderTargetOrigin = (GrSurfaceOrigin)-1;
88 }
89
90 /**
91 * Gets a vec4 that adjusts the position from Skia device coords to GL's normalized device
92 * coords. Assuming the transformed position, pos, is a homogeneous vec3, the vec, v, is
93 * applied as such:
94 * pos.x = dot(v.xy, pos.xz)
95 * pos.y = dot(v.zw, pos.yz)
96 */
97 void getRTAdjustmentVec(float* destVec) {
98 destVec[0] = 2.f / fRenderTargetSize.fWidth;
99 destVec[1] = -1.f;
100 if (kBottomLeft_GrSurfaceOrigin == fRenderTargetOrigin) {
101 destVec[2] = -2.f / fRenderTargetSize.fHeight;
102 destVec[3] = 1.f;
103 } else {
104 destVec[2] = 2.f / fRenderTargetSize.fHeight;
105 destVec[3] = -1.f;
106 }
107 }
108 };
109
110 // Helper for setData() that sets the view matrix and loads the render targe t height uniform
111 void setRenderTargetState(const GrPipeline&);
112
113 // GrVkGpu* fGpu;
114
115 // GrVkResources
116 GrVkDescriptorPool* fDescriptorPool;
117 GrVkPipeline* fPipeline;
118
119 // Used for binding DescriptorSets to the command buffer but does not need t o survive during
120 // command buffer execution. Thus this is not need to be a GrVkResource.
121 VkPipelineLayout fPipelineLayout;
122
123 // The first set (index 0) will be used for samplers and the second set (ind ex 1) will be
124 // used for uniform buffers.
125 // The DSLayouts only are needed for allocating the descriptor sets and must survive until after
126 // descriptor sets have been updated. Thus the lifetime of the layouts will just be the life of
127 //the GrVkProgram.
128 VkDescriptorSetLayout fDSLayout[2];
129 // The DescriptorSets need to survive until the gpu has finished all draws t hat use them.
130 // However, they will only be freed by the descriptor pool. Thus by simply k eeping the
131 // descriptor pool alive through the draw, the descritor sets will also stay alive. Thus we do
132 // not need a GrVkResource versions of VkDescriptorSet.
133 VkDescriptorSet fDescriptorSets[2];
134
135 SkAutoTDelete<GrVkUniformBuffer> fVertexUniformBuffer;
136 SkAutoTDelete<GrVkUniformBuffer> fFragmentUniformBuffer;
137
138 // GrVkResources used for sampling textures
139 SkTDArray<GrVkSampler*> fSamplers;
140 SkTDArray<const GrVkImageView*> fTextureViews;
141 SkTDArray<const GrVkImage::Resource*> fTextures;
142
143 // Tracks the current render target uniforms stored in the vertex buffer.
144 RenderTargetState fRenderTargetState;
145 BuiltinUniformHandles fBuiltinUniformHandles;
146
147 // Processors in the program
148 SkAutoTDelete<GrGLSLPrimitiveProcessor> fGeometryProcessor;
149 SkAutoTDelete<GrGLSLXferProcessor> fXferProcessor;
150 GrGLSLFragProcs fFragmentProcessors;
151
152 GrVkProgramDataManager fProgramDataManager;
153
154 #ifdef SK_DEBUG
155 int fNumSamplers;
156 #endif
157
158 friend class GrVkProgramBuilder;
159 };
160
161 #endif
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