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1 /*
2 * Copyright 2016 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 #include "GrVkPipeline.h"
9 #include "GrGeometryProcessor.h"
10 #include "GrPipeline.h"
11 #include "GrStencilSettings.h"
12 #include "GrVkCommandBuffer.h"
13 #include "GrVkGpu.h"
14 #include "GrVkRenderTarget.h"
15 #include "GrVkUtil.h"
16 
17 #if defined(SK_ENABLE_SCOPED_LSAN_SUPPRESSIONS)
18 #include <sanitizer/lsan_interface.h>
19 #endif
20 
attrib_type_to_vkformat(GrVertexAttribType type)21 static inline VkFormat attrib_type_to_vkformat(GrVertexAttribType type) {
22     switch (type) {
23         case kFloat_GrVertexAttribType:
24             return VK_FORMAT_R32_SFLOAT;
25         case kFloat2_GrVertexAttribType:
26             return VK_FORMAT_R32G32_SFLOAT;
27         case kFloat3_GrVertexAttribType:
28             return VK_FORMAT_R32G32B32_SFLOAT;
29         case kFloat4_GrVertexAttribType:
30             return VK_FORMAT_R32G32B32A32_SFLOAT;
31         case kHalf_GrVertexAttribType:
32             return VK_FORMAT_R16_SFLOAT;
33         case kHalf2_GrVertexAttribType:
34             return VK_FORMAT_R16G16_SFLOAT;
35         case kHalf3_GrVertexAttribType:
36             return VK_FORMAT_R16G16B16_SFLOAT;
37         case kHalf4_GrVertexAttribType:
38             return VK_FORMAT_R16G16B16A16_SFLOAT;
39         case kInt2_GrVertexAttribType:
40             return VK_FORMAT_R32G32_SINT;
41         case kInt3_GrVertexAttribType:
42             return VK_FORMAT_R32G32B32_SINT;
43         case kInt4_GrVertexAttribType:
44             return VK_FORMAT_R32G32B32A32_SINT;
45         case kByte_GrVertexAttribType:
46             return VK_FORMAT_R8_SINT;
47         case kByte2_GrVertexAttribType:
48             return VK_FORMAT_R8G8_SINT;
49         case kByte3_GrVertexAttribType:
50             return VK_FORMAT_R8G8B8_SINT;
51         case kByte4_GrVertexAttribType:
52             return VK_FORMAT_R8G8B8A8_SINT;
53         case kUByte_GrVertexAttribType:
54             return VK_FORMAT_R8_UINT;
55         case kUByte2_GrVertexAttribType:
56             return VK_FORMAT_R8G8_UINT;
57         case kUByte3_GrVertexAttribType:
58             return VK_FORMAT_R8G8B8_UINT;
59         case kUByte4_GrVertexAttribType:
60             return VK_FORMAT_R8G8B8A8_UINT;
61         case kUByte_norm_GrVertexAttribType:
62             return VK_FORMAT_R8_UNORM;
63         case kUByte4_norm_GrVertexAttribType:
64             return VK_FORMAT_R8G8B8A8_UNORM;
65         case kShort2_GrVertexAttribType:
66             return VK_FORMAT_R16G16_SINT;
67         case kShort4_GrVertexAttribType:
68             return VK_FORMAT_R16G16B16A16_SINT;
69         case kUShort2_GrVertexAttribType:
70             return VK_FORMAT_R16G16_UINT;
71         case kUShort2_norm_GrVertexAttribType:
72             return VK_FORMAT_R16G16_UNORM;
73         case kInt_GrVertexAttribType:
74             return VK_FORMAT_R32_SINT;
75         case kUint_GrVertexAttribType:
76             return VK_FORMAT_R32_UINT;
77     }
78     SK_ABORT("Unknown vertex attrib type");
79     return VK_FORMAT_UNDEFINED;
80 }
81 
setup_vertex_input_state(const GrPrimitiveProcessor & primProc,VkPipelineVertexInputStateCreateInfo * vertexInputInfo,SkSTArray<2,VkVertexInputBindingDescription,true> * bindingDescs,VkVertexInputAttributeDescription * attributeDesc)82 static void setup_vertex_input_state(const GrPrimitiveProcessor& primProc,
83                                   VkPipelineVertexInputStateCreateInfo* vertexInputInfo,
84                                   SkSTArray<2, VkVertexInputBindingDescription, true>* bindingDescs,
85                                   VkVertexInputAttributeDescription* attributeDesc) {
86     uint32_t vertexBinding = 0, instanceBinding = 0;
87 
88     int nextBinding = bindingDescs->count();
89     if (primProc.hasVertexAttributes()) {
90         vertexBinding = nextBinding++;
91     }
92 
93     if (primProc.hasInstanceAttributes()) {
94         instanceBinding = nextBinding;
95     }
96 
97     // setup attribute descriptions
98     int vaCount = primProc.numVertexAttributes();
99     int attribIndex = 0;
100     size_t vertexAttributeOffset = 0;
101     for (const auto& attrib : primProc.vertexAttributes()) {
102         VkVertexInputAttributeDescription& vkAttrib = attributeDesc[attribIndex];
103         vkAttrib.location = attribIndex++;  // for now assume location = attribIndex
104         vkAttrib.binding = vertexBinding;
105         vkAttrib.format = attrib_type_to_vkformat(attrib.cpuType());
106         vkAttrib.offset = vertexAttributeOffset;
107         vertexAttributeOffset += attrib.sizeAlign4();
108     }
109     SkASSERT(vertexAttributeOffset == primProc.vertexStride());
110 
111     int iaCount = primProc.numInstanceAttributes();
112     size_t instanceAttributeOffset = 0;
113     for (const auto& attrib : primProc.instanceAttributes()) {
114         VkVertexInputAttributeDescription& vkAttrib = attributeDesc[attribIndex];
115         vkAttrib.location = attribIndex++;  // for now assume location = attribIndex
116         vkAttrib.binding = instanceBinding;
117         vkAttrib.format = attrib_type_to_vkformat(attrib.cpuType());
118         vkAttrib.offset = instanceAttributeOffset;
119         instanceAttributeOffset += attrib.sizeAlign4();
120     }
121     SkASSERT(instanceAttributeOffset == primProc.instanceStride());
122 
123     if (primProc.hasVertexAttributes()) {
124         bindingDescs->push_back() = {
125                 vertexBinding,
126                 (uint32_t) vertexAttributeOffset,
127                 VK_VERTEX_INPUT_RATE_VERTEX
128         };
129     }
130     if (primProc.hasInstanceAttributes()) {
131         bindingDescs->push_back() = {
132                 instanceBinding,
133                 (uint32_t) instanceAttributeOffset,
134                 VK_VERTEX_INPUT_RATE_INSTANCE
135         };
136     }
137 
138     memset(vertexInputInfo, 0, sizeof(VkPipelineVertexInputStateCreateInfo));
139     vertexInputInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
140     vertexInputInfo->pNext = nullptr;
141     vertexInputInfo->flags = 0;
142     vertexInputInfo->vertexBindingDescriptionCount = bindingDescs->count();
143     vertexInputInfo->pVertexBindingDescriptions = bindingDescs->begin();
144     vertexInputInfo->vertexAttributeDescriptionCount = vaCount + iaCount;
145     vertexInputInfo->pVertexAttributeDescriptions = attributeDesc;
146 }
147 
gr_primitive_type_to_vk_topology(GrPrimitiveType primitiveType)148 static VkPrimitiveTopology gr_primitive_type_to_vk_topology(GrPrimitiveType primitiveType) {
149     switch (primitiveType) {
150         case GrPrimitiveType::kTriangles:
151             return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
152         case GrPrimitiveType::kTriangleStrip:
153             return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP;
154         case GrPrimitiveType::kPoints:
155             return VK_PRIMITIVE_TOPOLOGY_POINT_LIST;
156         case GrPrimitiveType::kLines:
157             return VK_PRIMITIVE_TOPOLOGY_LINE_LIST;
158         case GrPrimitiveType::kLineStrip:
159             return VK_PRIMITIVE_TOPOLOGY_LINE_STRIP;
160         case GrPrimitiveType::kLinesAdjacency:
161             return VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY;
162     }
163     SK_ABORT("invalid GrPrimitiveType");
164     return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
165 }
166 
setup_input_assembly_state(GrPrimitiveType primitiveType,VkPipelineInputAssemblyStateCreateInfo * inputAssemblyInfo)167 static void setup_input_assembly_state(GrPrimitiveType primitiveType,
168                                        VkPipelineInputAssemblyStateCreateInfo* inputAssemblyInfo) {
169     memset(inputAssemblyInfo, 0, sizeof(VkPipelineInputAssemblyStateCreateInfo));
170     inputAssemblyInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
171     inputAssemblyInfo->pNext = nullptr;
172     inputAssemblyInfo->flags = 0;
173     inputAssemblyInfo->primitiveRestartEnable = false;
174     inputAssemblyInfo->topology = gr_primitive_type_to_vk_topology(primitiveType);
175 }
176 
177 
stencil_op_to_vk_stencil_op(GrStencilOp op)178 static VkStencilOp stencil_op_to_vk_stencil_op(GrStencilOp op) {
179     static const VkStencilOp gTable[] = {
180         VK_STENCIL_OP_KEEP,                 // kKeep
181         VK_STENCIL_OP_ZERO,                 // kZero
182         VK_STENCIL_OP_REPLACE,              // kReplace
183         VK_STENCIL_OP_INVERT,               // kInvert
184         VK_STENCIL_OP_INCREMENT_AND_WRAP,   // kIncWrap
185         VK_STENCIL_OP_DECREMENT_AND_WRAP,   // kDecWrap
186         VK_STENCIL_OP_INCREMENT_AND_CLAMP,  // kIncClamp
187         VK_STENCIL_OP_DECREMENT_AND_CLAMP,  // kDecClamp
188     };
189     GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kGrStencilOpCount);
190     GR_STATIC_ASSERT(0 == (int)GrStencilOp::kKeep);
191     GR_STATIC_ASSERT(1 == (int)GrStencilOp::kZero);
192     GR_STATIC_ASSERT(2 == (int)GrStencilOp::kReplace);
193     GR_STATIC_ASSERT(3 == (int)GrStencilOp::kInvert);
194     GR_STATIC_ASSERT(4 == (int)GrStencilOp::kIncWrap);
195     GR_STATIC_ASSERT(5 == (int)GrStencilOp::kDecWrap);
196     GR_STATIC_ASSERT(6 == (int)GrStencilOp::kIncClamp);
197     GR_STATIC_ASSERT(7 == (int)GrStencilOp::kDecClamp);
198     SkASSERT(op < (GrStencilOp)kGrStencilOpCount);
199     return gTable[(int)op];
200 }
201 
stencil_func_to_vk_compare_op(GrStencilTest test)202 static VkCompareOp stencil_func_to_vk_compare_op(GrStencilTest test) {
203     static const VkCompareOp gTable[] = {
204         VK_COMPARE_OP_ALWAYS,              // kAlways
205         VK_COMPARE_OP_NEVER,               // kNever
206         VK_COMPARE_OP_GREATER,             // kGreater
207         VK_COMPARE_OP_GREATER_OR_EQUAL,    // kGEqual
208         VK_COMPARE_OP_LESS,                // kLess
209         VK_COMPARE_OP_LESS_OR_EQUAL,       // kLEqual
210         VK_COMPARE_OP_EQUAL,               // kEqual
211         VK_COMPARE_OP_NOT_EQUAL,           // kNotEqual
212     };
213     GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kGrStencilTestCount);
214     GR_STATIC_ASSERT(0 == (int)GrStencilTest::kAlways);
215     GR_STATIC_ASSERT(1 == (int)GrStencilTest::kNever);
216     GR_STATIC_ASSERT(2 == (int)GrStencilTest::kGreater);
217     GR_STATIC_ASSERT(3 == (int)GrStencilTest::kGEqual);
218     GR_STATIC_ASSERT(4 == (int)GrStencilTest::kLess);
219     GR_STATIC_ASSERT(5 == (int)GrStencilTest::kLEqual);
220     GR_STATIC_ASSERT(6 == (int)GrStencilTest::kEqual);
221     GR_STATIC_ASSERT(7 == (int)GrStencilTest::kNotEqual);
222     SkASSERT(test < (GrStencilTest)kGrStencilTestCount);
223 
224     return gTable[(int)test];
225 }
226 
setup_depth_stencil_state(const GrStencilSettings & stencilSettings,VkPipelineDepthStencilStateCreateInfo * stencilInfo)227 static void setup_depth_stencil_state(const GrStencilSettings& stencilSettings,
228                                       VkPipelineDepthStencilStateCreateInfo* stencilInfo) {
229     memset(stencilInfo, 0, sizeof(VkPipelineDepthStencilStateCreateInfo));
230     stencilInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
231     stencilInfo->pNext = nullptr;
232     stencilInfo->flags = 0;
233     // set depth testing defaults
234     stencilInfo->depthTestEnable = VK_FALSE;
235     stencilInfo->depthWriteEnable = VK_FALSE;
236     stencilInfo->depthCompareOp = VK_COMPARE_OP_ALWAYS;
237     stencilInfo->depthBoundsTestEnable = VK_FALSE;
238     stencilInfo->stencilTestEnable = !stencilSettings.isDisabled();
239     if (!stencilSettings.isDisabled()) {
240         // Set front face
241         const GrStencilSettings::Face& front = stencilSettings.front();
242         stencilInfo->front.failOp = stencil_op_to_vk_stencil_op(front.fFailOp);
243         stencilInfo->front.passOp = stencil_op_to_vk_stencil_op(front.fPassOp);
244         stencilInfo->front.depthFailOp = stencilInfo->front.failOp;
245         stencilInfo->front.compareOp = stencil_func_to_vk_compare_op(front.fTest);
246         stencilInfo->front.compareMask = front.fTestMask;
247         stencilInfo->front.writeMask = front.fWriteMask;
248         stencilInfo->front.reference = front.fRef;
249 
250         // Set back face
251         if (!stencilSettings.isTwoSided()) {
252             stencilInfo->back = stencilInfo->front;
253         } else {
254             const GrStencilSettings::Face& back = stencilSettings.back();
255             stencilInfo->back.failOp = stencil_op_to_vk_stencil_op(back.fFailOp);
256             stencilInfo->back.passOp = stencil_op_to_vk_stencil_op(back.fPassOp);
257             stencilInfo->back.depthFailOp = stencilInfo->front.failOp;
258             stencilInfo->back.compareOp = stencil_func_to_vk_compare_op(back.fTest);
259             stencilInfo->back.compareMask = back.fTestMask;
260             stencilInfo->back.writeMask = back.fWriteMask;
261             stencilInfo->back.reference = back.fRef;
262         }
263     }
264     stencilInfo->minDepthBounds = 0.0f;
265     stencilInfo->maxDepthBounds = 1.0f;
266 }
267 
setup_viewport_scissor_state(VkPipelineViewportStateCreateInfo * viewportInfo)268 static void setup_viewport_scissor_state(VkPipelineViewportStateCreateInfo* viewportInfo) {
269     memset(viewportInfo, 0, sizeof(VkPipelineViewportStateCreateInfo));
270     viewportInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
271     viewportInfo->pNext = nullptr;
272     viewportInfo->flags = 0;
273 
274     viewportInfo->viewportCount = 1;
275     viewportInfo->pViewports = nullptr; // This is set dynamically
276 
277     viewportInfo->scissorCount = 1;
278     viewportInfo->pScissors = nullptr; // This is set dynamically
279 
280     SkASSERT(viewportInfo->viewportCount == viewportInfo->scissorCount);
281 }
282 
setup_multisample_state(int numColorSamples,const GrPrimitiveProcessor & primProc,const GrPipeline & pipeline,const GrCaps * caps,VkPipelineMultisampleStateCreateInfo * multisampleInfo)283 static void setup_multisample_state(int numColorSamples,
284                                     const GrPrimitiveProcessor& primProc,
285                                     const GrPipeline& pipeline,
286                                     const GrCaps* caps,
287                                     VkPipelineMultisampleStateCreateInfo* multisampleInfo) {
288     memset(multisampleInfo, 0, sizeof(VkPipelineMultisampleStateCreateInfo));
289     multisampleInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
290     multisampleInfo->pNext = nullptr;
291     multisampleInfo->flags = 0;
292     SkAssertResult(GrSampleCountToVkSampleCount(numColorSamples,
293                    &multisampleInfo->rasterizationSamples));
294     multisampleInfo->sampleShadingEnable = VK_FALSE;
295     multisampleInfo->minSampleShading = 0.0f;
296     multisampleInfo->pSampleMask = nullptr;
297     multisampleInfo->alphaToCoverageEnable = VK_FALSE;
298     multisampleInfo->alphaToOneEnable = VK_FALSE;
299 }
300 
blend_coeff_to_vk_blend(GrBlendCoeff coeff)301 static VkBlendFactor blend_coeff_to_vk_blend(GrBlendCoeff coeff) {
302     static const VkBlendFactor gTable[] = {
303         VK_BLEND_FACTOR_ZERO,                      // kZero_GrBlendCoeff
304         VK_BLEND_FACTOR_ONE,                       // kOne_GrBlendCoeff
305         VK_BLEND_FACTOR_SRC_COLOR,                 // kSC_GrBlendCoeff
306         VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR,       // kISC_GrBlendCoeff
307         VK_BLEND_FACTOR_DST_COLOR,                 // kDC_GrBlendCoeff
308         VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR,       // kIDC_GrBlendCoeff
309         VK_BLEND_FACTOR_SRC_ALPHA,                 // kSA_GrBlendCoeff
310         VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,       // kISA_GrBlendCoeff
311         VK_BLEND_FACTOR_DST_ALPHA,                 // kDA_GrBlendCoeff
312         VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA,       // kIDA_GrBlendCoeff
313         VK_BLEND_FACTOR_CONSTANT_COLOR,            // kConstC_GrBlendCoeff
314         VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR,  // kIConstC_GrBlendCoeff
315         VK_BLEND_FACTOR_CONSTANT_ALPHA,            // kConstA_GrBlendCoeff
316         VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA,  // kIConstA_GrBlendCoeff
317         VK_BLEND_FACTOR_SRC1_COLOR,                // kS2C_GrBlendCoeff
318         VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR,      // kIS2C_GrBlendCoeff
319         VK_BLEND_FACTOR_SRC1_ALPHA,                // kS2A_GrBlendCoeff
320         VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA,      // kIS2A_GrBlendCoeff
321         VK_BLEND_FACTOR_ZERO,                      // kIllegal_GrBlendCoeff
322     };
323     GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kGrBlendCoeffCnt);
324     GR_STATIC_ASSERT(0 == kZero_GrBlendCoeff);
325     GR_STATIC_ASSERT(1 == kOne_GrBlendCoeff);
326     GR_STATIC_ASSERT(2 == kSC_GrBlendCoeff);
327     GR_STATIC_ASSERT(3 == kISC_GrBlendCoeff);
328     GR_STATIC_ASSERT(4 == kDC_GrBlendCoeff);
329     GR_STATIC_ASSERT(5 == kIDC_GrBlendCoeff);
330     GR_STATIC_ASSERT(6 == kSA_GrBlendCoeff);
331     GR_STATIC_ASSERT(7 == kISA_GrBlendCoeff);
332     GR_STATIC_ASSERT(8 == kDA_GrBlendCoeff);
333     GR_STATIC_ASSERT(9 == kIDA_GrBlendCoeff);
334     GR_STATIC_ASSERT(10 == kConstC_GrBlendCoeff);
335     GR_STATIC_ASSERT(11 == kIConstC_GrBlendCoeff);
336     GR_STATIC_ASSERT(12 == kConstA_GrBlendCoeff);
337     GR_STATIC_ASSERT(13 == kIConstA_GrBlendCoeff);
338     GR_STATIC_ASSERT(14 == kS2C_GrBlendCoeff);
339     GR_STATIC_ASSERT(15 == kIS2C_GrBlendCoeff);
340     GR_STATIC_ASSERT(16 == kS2A_GrBlendCoeff);
341     GR_STATIC_ASSERT(17 == kIS2A_GrBlendCoeff);
342 
343     SkASSERT((unsigned)coeff < kGrBlendCoeffCnt);
344     return gTable[coeff];
345 }
346 
347 
blend_equation_to_vk_blend_op(GrBlendEquation equation)348 static VkBlendOp blend_equation_to_vk_blend_op(GrBlendEquation equation) {
349     static const VkBlendOp gTable[] = {
350         // Basic blend ops
351         VK_BLEND_OP_ADD,
352         VK_BLEND_OP_SUBTRACT,
353         VK_BLEND_OP_REVERSE_SUBTRACT,
354 
355         // Advanced blend ops
356         VK_BLEND_OP_SCREEN_EXT,
357         VK_BLEND_OP_OVERLAY_EXT,
358         VK_BLEND_OP_DARKEN_EXT,
359         VK_BLEND_OP_LIGHTEN_EXT,
360         VK_BLEND_OP_COLORDODGE_EXT,
361         VK_BLEND_OP_COLORBURN_EXT,
362         VK_BLEND_OP_HARDLIGHT_EXT,
363         VK_BLEND_OP_SOFTLIGHT_EXT,
364         VK_BLEND_OP_DIFFERENCE_EXT,
365         VK_BLEND_OP_EXCLUSION_EXT,
366         VK_BLEND_OP_MULTIPLY_EXT,
367         VK_BLEND_OP_HSL_HUE_EXT,
368         VK_BLEND_OP_HSL_SATURATION_EXT,
369         VK_BLEND_OP_HSL_COLOR_EXT,
370         VK_BLEND_OP_HSL_LUMINOSITY_EXT,
371 
372         // Illegal.
373         VK_BLEND_OP_ADD,
374     };
375     GR_STATIC_ASSERT(0 == kAdd_GrBlendEquation);
376     GR_STATIC_ASSERT(1 == kSubtract_GrBlendEquation);
377     GR_STATIC_ASSERT(2 == kReverseSubtract_GrBlendEquation);
378     GR_STATIC_ASSERT(3 == kScreen_GrBlendEquation);
379     GR_STATIC_ASSERT(4 == kOverlay_GrBlendEquation);
380     GR_STATIC_ASSERT(5 == kDarken_GrBlendEquation);
381     GR_STATIC_ASSERT(6 == kLighten_GrBlendEquation);
382     GR_STATIC_ASSERT(7 == kColorDodge_GrBlendEquation);
383     GR_STATIC_ASSERT(8 == kColorBurn_GrBlendEquation);
384     GR_STATIC_ASSERT(9 == kHardLight_GrBlendEquation);
385     GR_STATIC_ASSERT(10 == kSoftLight_GrBlendEquation);
386     GR_STATIC_ASSERT(11 == kDifference_GrBlendEquation);
387     GR_STATIC_ASSERT(12 == kExclusion_GrBlendEquation);
388     GR_STATIC_ASSERT(13 == kMultiply_GrBlendEquation);
389     GR_STATIC_ASSERT(14 == kHSLHue_GrBlendEquation);
390     GR_STATIC_ASSERT(15 == kHSLSaturation_GrBlendEquation);
391     GR_STATIC_ASSERT(16 == kHSLColor_GrBlendEquation);
392     GR_STATIC_ASSERT(17 == kHSLLuminosity_GrBlendEquation);
393     GR_STATIC_ASSERT(SK_ARRAY_COUNT(gTable) == kGrBlendEquationCnt);
394 
395     SkASSERT((unsigned)equation < kGrBlendCoeffCnt);
396     return gTable[equation];
397 }
398 
blend_coeff_refs_constant(GrBlendCoeff coeff)399 static bool blend_coeff_refs_constant(GrBlendCoeff coeff) {
400     static const bool gCoeffReferencesBlendConst[] = {
401         false,
402         false,
403         false,
404         false,
405         false,
406         false,
407         false,
408         false,
409         false,
410         false,
411         true,
412         true,
413         true,
414         true,
415 
416         // extended blend coeffs
417         false,
418         false,
419         false,
420         false,
421 
422         // Illegal
423         false,
424     };
425     return gCoeffReferencesBlendConst[coeff];
426     GR_STATIC_ASSERT(kGrBlendCoeffCnt == SK_ARRAY_COUNT(gCoeffReferencesBlendConst));
427     // Individual enum asserts already made in blend_coeff_to_vk_blend
428 }
429 
setup_color_blend_state(const GrPipeline & pipeline,VkPipelineColorBlendStateCreateInfo * colorBlendInfo,VkPipelineColorBlendAttachmentState * attachmentState)430 static void setup_color_blend_state(const GrPipeline& pipeline,
431                                     VkPipelineColorBlendStateCreateInfo* colorBlendInfo,
432                                     VkPipelineColorBlendAttachmentState* attachmentState) {
433     GrXferProcessor::BlendInfo blendInfo;
434     pipeline.getXferProcessor().getBlendInfo(&blendInfo);
435 
436     GrBlendEquation equation = blendInfo.fEquation;
437     GrBlendCoeff srcCoeff = blendInfo.fSrcBlend;
438     GrBlendCoeff dstCoeff = blendInfo.fDstBlend;
439     bool blendOff = (kAdd_GrBlendEquation == equation || kSubtract_GrBlendEquation == equation) &&
440                     kOne_GrBlendCoeff == srcCoeff && kZero_GrBlendCoeff == dstCoeff;
441 
442     memset(attachmentState, 0, sizeof(VkPipelineColorBlendAttachmentState));
443     attachmentState->blendEnable = !blendOff;
444     if (!blendOff) {
445         attachmentState->srcColorBlendFactor = blend_coeff_to_vk_blend(srcCoeff);
446         attachmentState->dstColorBlendFactor = blend_coeff_to_vk_blend(dstCoeff);
447         attachmentState->colorBlendOp = blend_equation_to_vk_blend_op(equation);
448         attachmentState->srcAlphaBlendFactor = blend_coeff_to_vk_blend(srcCoeff);
449         attachmentState->dstAlphaBlendFactor = blend_coeff_to_vk_blend(dstCoeff);
450         attachmentState->alphaBlendOp = blend_equation_to_vk_blend_op(equation);
451     }
452 
453     if (!blendInfo.fWriteColor) {
454         attachmentState->colorWriteMask = 0;
455     } else {
456         attachmentState->colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT |
457                                           VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
458     }
459 
460     memset(colorBlendInfo, 0, sizeof(VkPipelineColorBlendStateCreateInfo));
461     colorBlendInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
462     colorBlendInfo->pNext = nullptr;
463     colorBlendInfo->flags = 0;
464     colorBlendInfo->logicOpEnable = VK_FALSE;
465     colorBlendInfo->attachmentCount = 1;
466     colorBlendInfo->pAttachments = attachmentState;
467     // colorBlendInfo->blendConstants is set dynamically
468 }
469 
setup_raster_state(const GrPipeline & pipeline,const GrCaps * caps,VkPipelineRasterizationStateCreateInfo * rasterInfo)470 static void setup_raster_state(const GrPipeline& pipeline,
471                                const GrCaps* caps,
472                                VkPipelineRasterizationStateCreateInfo* rasterInfo) {
473     memset(rasterInfo, 0, sizeof(VkPipelineRasterizationStateCreateInfo));
474     rasterInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
475     rasterInfo->pNext = nullptr;
476     rasterInfo->flags = 0;
477     rasterInfo->depthClampEnable = VK_FALSE;
478     rasterInfo->rasterizerDiscardEnable = VK_FALSE;
479     rasterInfo->polygonMode = caps->wireframeMode() ? VK_POLYGON_MODE_LINE
480                                                     : VK_POLYGON_MODE_FILL;
481     rasterInfo->cullMode = VK_CULL_MODE_NONE;
482     rasterInfo->frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
483     rasterInfo->depthBiasEnable = VK_FALSE;
484     rasterInfo->depthBiasConstantFactor = 0.0f;
485     rasterInfo->depthBiasClamp = 0.0f;
486     rasterInfo->depthBiasSlopeFactor = 0.0f;
487     rasterInfo->lineWidth = 1.0f;
488 }
489 
setup_dynamic_state(VkPipelineDynamicStateCreateInfo * dynamicInfo,VkDynamicState * dynamicStates)490 static void setup_dynamic_state(VkPipelineDynamicStateCreateInfo* dynamicInfo,
491                                 VkDynamicState* dynamicStates) {
492     memset(dynamicInfo, 0, sizeof(VkPipelineDynamicStateCreateInfo));
493     dynamicInfo->sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
494     dynamicInfo->pNext = VK_NULL_HANDLE;
495     dynamicInfo->flags = 0;
496     dynamicStates[0] = VK_DYNAMIC_STATE_VIEWPORT;
497     dynamicStates[1] = VK_DYNAMIC_STATE_SCISSOR;
498     dynamicStates[2] = VK_DYNAMIC_STATE_BLEND_CONSTANTS;
499     dynamicInfo->dynamicStateCount = 3;
500     dynamicInfo->pDynamicStates = dynamicStates;
501 }
502 
Create(GrVkGpu * gpu,int numColorSamples,const GrPrimitiveProcessor & primProc,const GrPipeline & pipeline,const GrStencilSettings & stencil,VkPipelineShaderStageCreateInfo * shaderStageInfo,int shaderStageCount,GrPrimitiveType primitiveType,VkRenderPass compatibleRenderPass,VkPipelineLayout layout,VkPipelineCache cache)503 GrVkPipeline* GrVkPipeline::Create(GrVkGpu* gpu, int numColorSamples,
504                                    const GrPrimitiveProcessor& primProc,
505                                    const GrPipeline& pipeline, const GrStencilSettings& stencil,
506                                    VkPipelineShaderStageCreateInfo* shaderStageInfo,
507                                    int shaderStageCount, GrPrimitiveType primitiveType,
508                                    VkRenderPass compatibleRenderPass, VkPipelineLayout layout,
509                                    VkPipelineCache cache) {
510     VkPipelineVertexInputStateCreateInfo vertexInputInfo;
511     SkSTArray<2, VkVertexInputBindingDescription, true> bindingDescs;
512     SkSTArray<16, VkVertexInputAttributeDescription> attributeDesc;
513     int totalAttributeCnt = primProc.numVertexAttributes() + primProc.numInstanceAttributes();
514     SkASSERT(totalAttributeCnt <= gpu->vkCaps().maxVertexAttributes());
515     VkVertexInputAttributeDescription* pAttribs = attributeDesc.push_back_n(totalAttributeCnt);
516     setup_vertex_input_state(primProc, &vertexInputInfo, &bindingDescs, pAttribs);
517 
518     VkPipelineInputAssemblyStateCreateInfo inputAssemblyInfo;
519     setup_input_assembly_state(primitiveType, &inputAssemblyInfo);
520 
521     VkPipelineDepthStencilStateCreateInfo depthStencilInfo;
522     setup_depth_stencil_state(stencil, &depthStencilInfo);
523 
524     VkPipelineViewportStateCreateInfo viewportInfo;
525     setup_viewport_scissor_state(&viewportInfo);
526 
527     VkPipelineMultisampleStateCreateInfo multisampleInfo;
528     setup_multisample_state(numColorSamples, primProc, pipeline, gpu->caps(), &multisampleInfo);
529 
530     // We will only have one color attachment per pipeline.
531     VkPipelineColorBlendAttachmentState attachmentStates[1];
532     VkPipelineColorBlendStateCreateInfo colorBlendInfo;
533     setup_color_blend_state(pipeline, &colorBlendInfo, attachmentStates);
534 
535     VkPipelineRasterizationStateCreateInfo rasterInfo;
536     setup_raster_state(pipeline, gpu->caps(), &rasterInfo);
537 
538     VkDynamicState dynamicStates[3];
539     VkPipelineDynamicStateCreateInfo dynamicInfo;
540     setup_dynamic_state(&dynamicInfo, dynamicStates);
541 
542     VkGraphicsPipelineCreateInfo pipelineCreateInfo;
543     memset(&pipelineCreateInfo, 0, sizeof(VkGraphicsPipelineCreateInfo));
544     pipelineCreateInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
545     pipelineCreateInfo.pNext = nullptr;
546     pipelineCreateInfo.flags = 0;
547     pipelineCreateInfo.stageCount = shaderStageCount;
548     pipelineCreateInfo.pStages = shaderStageInfo;
549     pipelineCreateInfo.pVertexInputState = &vertexInputInfo;
550     pipelineCreateInfo.pInputAssemblyState = &inputAssemblyInfo;
551     pipelineCreateInfo.pTessellationState = nullptr;
552     pipelineCreateInfo.pViewportState = &viewportInfo;
553     pipelineCreateInfo.pRasterizationState = &rasterInfo;
554     pipelineCreateInfo.pMultisampleState = &multisampleInfo;
555     pipelineCreateInfo.pDepthStencilState = &depthStencilInfo;
556     pipelineCreateInfo.pColorBlendState = &colorBlendInfo;
557     pipelineCreateInfo.pDynamicState = &dynamicInfo;
558     pipelineCreateInfo.layout = layout;
559     pipelineCreateInfo.renderPass = compatibleRenderPass;
560     pipelineCreateInfo.subpass = 0;
561     pipelineCreateInfo.basePipelineHandle = VK_NULL_HANDLE;
562     pipelineCreateInfo.basePipelineIndex = -1;
563 
564     VkPipeline vkPipeline;
565     VkResult err;
566     {
567 #if defined(SK_ENABLE_SCOPED_LSAN_SUPPRESSIONS)
568         // skia:8712
569         __lsan::ScopedDisabler lsanDisabler;
570 #endif
571         err = GR_VK_CALL(gpu->vkInterface(), CreateGraphicsPipelines(gpu->device(),
572                                                                      cache, 1,
573                                                                      &pipelineCreateInfo,
574                                                                      nullptr, &vkPipeline));
575     }
576     if (err) {
577         SkDebugf("Failed to create pipeline. Error: %d\n", err);
578         return nullptr;
579     }
580 
581     return new GrVkPipeline(vkPipeline);
582 }
583 
freeGPUData(GrVkGpu * gpu) const584 void GrVkPipeline::freeGPUData(GrVkGpu* gpu) const {
585     GR_VK_CALL(gpu->vkInterface(), DestroyPipeline(gpu->device(), fPipeline, nullptr));
586 }
587 
SetDynamicScissorRectState(GrVkGpu * gpu,GrVkCommandBuffer * cmdBuffer,const GrRenderTarget * renderTarget,GrSurfaceOrigin rtOrigin,SkIRect scissorRect)588 void GrVkPipeline::SetDynamicScissorRectState(GrVkGpu* gpu,
589                                               GrVkCommandBuffer* cmdBuffer,
590                                               const GrRenderTarget* renderTarget,
591                                               GrSurfaceOrigin rtOrigin,
592                                               SkIRect scissorRect) {
593     if (!scissorRect.intersect(SkIRect::MakeWH(renderTarget->width(), renderTarget->height()))) {
594         scissorRect.setEmpty();
595     }
596 
597     VkRect2D scissor;
598     scissor.offset.x = scissorRect.fLeft;
599     scissor.extent.width = scissorRect.width();
600     if (kTopLeft_GrSurfaceOrigin == rtOrigin) {
601         scissor.offset.y = scissorRect.fTop;
602     } else {
603         SkASSERT(kBottomLeft_GrSurfaceOrigin == rtOrigin);
604         scissor.offset.y = renderTarget->height() - scissorRect.fBottom;
605     }
606     scissor.extent.height = scissorRect.height();
607 
608     SkASSERT(scissor.offset.x >= 0);
609     SkASSERT(scissor.offset.y >= 0);
610     cmdBuffer->setScissor(gpu, 0, 1, &scissor);
611 }
612 
SetDynamicViewportState(GrVkGpu * gpu,GrVkCommandBuffer * cmdBuffer,const GrRenderTarget * renderTarget)613 void GrVkPipeline::SetDynamicViewportState(GrVkGpu* gpu,
614                                            GrVkCommandBuffer* cmdBuffer,
615                                            const GrRenderTarget* renderTarget) {
616     // We always use one viewport the size of the RT
617     VkViewport viewport;
618     viewport.x = 0.0f;
619     viewport.y = 0.0f;
620     viewport.width = SkIntToScalar(renderTarget->width());
621     viewport.height = SkIntToScalar(renderTarget->height());
622     viewport.minDepth = 0.0f;
623     viewport.maxDepth = 1.0f;
624     cmdBuffer->setViewport(gpu, 0, 1, &viewport);
625 }
626 
SetDynamicBlendConstantState(GrVkGpu * gpu,GrVkCommandBuffer * cmdBuffer,GrPixelConfig pixelConfig,const GrXferProcessor & xferProcessor)627 void GrVkPipeline::SetDynamicBlendConstantState(GrVkGpu* gpu,
628                                                 GrVkCommandBuffer* cmdBuffer,
629                                                 GrPixelConfig pixelConfig,
630                                                 const GrXferProcessor& xferProcessor) {
631     GrXferProcessor::BlendInfo blendInfo;
632     xferProcessor.getBlendInfo(&blendInfo);
633     GrBlendCoeff srcCoeff = blendInfo.fSrcBlend;
634     GrBlendCoeff dstCoeff = blendInfo.fDstBlend;
635     float floatColors[4];
636     if (blend_coeff_refs_constant(srcCoeff) || blend_coeff_refs_constant(dstCoeff)) {
637         // Swizzle the blend to match what the shader will output.
638         const GrSwizzle& swizzle = gpu->caps()->shaderCaps()->configOutputSwizzle(pixelConfig);
639         SkPMColor4f blendConst = swizzle.applyTo(blendInfo.fBlendConstant);
640         floatColors[0] = blendConst.fR;
641         floatColors[1] = blendConst.fG;
642         floatColors[2] = blendConst.fB;
643         floatColors[3] = blendConst.fA;
644     } else {
645         memset(floatColors, 0, 4 * sizeof(float));
646     }
647     cmdBuffer->setBlendConstants(gpu, floatColors);
648 }
649