xref: /aosp_15_r20/external/skia/src/gpu/ganesh/vk/GrVkRenderPass.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker * Copyright 2015 Google Inc.
3*c8dee2aaSAndroid Build Coastguard Worker *
4*c8dee2aaSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker */
7*c8dee2aaSAndroid Build Coastguard Worker 
8*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/vk/GrVkRenderPass.h"
9*c8dee2aaSAndroid Build Coastguard Worker 
10*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkTypes.h"
11*c8dee2aaSAndroid Build Coastguard Worker #include "include/private/base/SkTArray.h"
12*c8dee2aaSAndroid Build Coastguard Worker #include "include/private/base/SkTo.h"
13*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/KeyBuilder.h"
14*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/GrCaps.h"
15*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/vk/GrVkCaps.h"
16*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/vk/GrVkGpu.h"
17*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/vk/GrVkRenderTarget.h"
18*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/ganesh/vk/GrVkUtil.h"
19*c8dee2aaSAndroid Build Coastguard Worker #include "src/gpu/vk/VulkanUtilsPriv.h"
20*c8dee2aaSAndroid Build Coastguard Worker 
21*c8dee2aaSAndroid Build Coastguard Worker #include <string.h>
22*c8dee2aaSAndroid Build Coastguard Worker #include <algorithm>
23*c8dee2aaSAndroid Build Coastguard Worker 
24*c8dee2aaSAndroid Build Coastguard Worker using namespace skia_private;
25*c8dee2aaSAndroid Build Coastguard Worker 
26*c8dee2aaSAndroid Build Coastguard Worker typedef GrVkRenderPass::AttachmentsDescriptor::AttachmentDesc AttachmentDesc;
27*c8dee2aaSAndroid Build Coastguard Worker 
setup_vk_attachment_description(VkAttachmentDescription * attachment,const AttachmentDesc & desc,VkImageLayout startLayout,VkImageLayout endLayout)28*c8dee2aaSAndroid Build Coastguard Worker void setup_vk_attachment_description(VkAttachmentDescription* attachment,
29*c8dee2aaSAndroid Build Coastguard Worker                                      const AttachmentDesc& desc,
30*c8dee2aaSAndroid Build Coastguard Worker                                      VkImageLayout startLayout,
31*c8dee2aaSAndroid Build Coastguard Worker                                      VkImageLayout endLayout) {
32*c8dee2aaSAndroid Build Coastguard Worker     attachment->flags = 0;
33*c8dee2aaSAndroid Build Coastguard Worker     attachment->format = desc.fFormat;
34*c8dee2aaSAndroid Build Coastguard Worker     SkAssertResult(skgpu::SampleCountToVkSampleCount(desc.fSamples, &attachment->samples));
35*c8dee2aaSAndroid Build Coastguard Worker     switch (startLayout) {
36*c8dee2aaSAndroid Build Coastguard Worker         case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
37*c8dee2aaSAndroid Build Coastguard Worker         case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
38*c8dee2aaSAndroid Build Coastguard Worker         case VK_IMAGE_LAYOUT_GENERAL:
39*c8dee2aaSAndroid Build Coastguard Worker             attachment->loadOp = desc.fLoadStoreOps.fLoadOp;
40*c8dee2aaSAndroid Build Coastguard Worker             attachment->storeOp = desc.fLoadStoreOps.fStoreOp;
41*c8dee2aaSAndroid Build Coastguard Worker             attachment->stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
42*c8dee2aaSAndroid Build Coastguard Worker             attachment->stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
43*c8dee2aaSAndroid Build Coastguard Worker             break;
44*c8dee2aaSAndroid Build Coastguard Worker         case VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL:
45*c8dee2aaSAndroid Build Coastguard Worker             attachment->loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
46*c8dee2aaSAndroid Build Coastguard Worker             attachment->storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
47*c8dee2aaSAndroid Build Coastguard Worker             attachment->stencilLoadOp = desc.fLoadStoreOps.fLoadOp;
48*c8dee2aaSAndroid Build Coastguard Worker             attachment->stencilStoreOp = desc.fLoadStoreOps.fStoreOp;
49*c8dee2aaSAndroid Build Coastguard Worker             break;
50*c8dee2aaSAndroid Build Coastguard Worker         default:
51*c8dee2aaSAndroid Build Coastguard Worker             SK_ABORT("Unexpected attachment layout");
52*c8dee2aaSAndroid Build Coastguard Worker     }
53*c8dee2aaSAndroid Build Coastguard Worker 
54*c8dee2aaSAndroid Build Coastguard Worker     attachment->initialLayout = startLayout;
55*c8dee2aaSAndroid Build Coastguard Worker     attachment->finalLayout = endLayout == VK_IMAGE_LAYOUT_UNDEFINED ? startLayout : endLayout;
56*c8dee2aaSAndroid Build Coastguard Worker }
57*c8dee2aaSAndroid Build Coastguard Worker 
CreateSimple(GrVkGpu * gpu,AttachmentsDescriptor * attachmentsDescriptor,AttachmentFlags attachmentFlags,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve)58*c8dee2aaSAndroid Build Coastguard Worker GrVkRenderPass* GrVkRenderPass::CreateSimple(GrVkGpu* gpu,
59*c8dee2aaSAndroid Build Coastguard Worker                                              AttachmentsDescriptor* attachmentsDescriptor,
60*c8dee2aaSAndroid Build Coastguard Worker                                              AttachmentFlags attachmentFlags,
61*c8dee2aaSAndroid Build Coastguard Worker                                              SelfDependencyFlags selfDepFlags,
62*c8dee2aaSAndroid Build Coastguard Worker                                              LoadFromResolve loadFromResolve) {
63*c8dee2aaSAndroid Build Coastguard Worker     static const GrVkRenderPass::LoadStoreOps kBasicLoadStoreOps(VK_ATTACHMENT_LOAD_OP_LOAD,
64*c8dee2aaSAndroid Build Coastguard Worker                                                                  VK_ATTACHMENT_STORE_OP_STORE);
65*c8dee2aaSAndroid Build Coastguard Worker     switch (loadFromResolve) {
66*c8dee2aaSAndroid Build Coastguard Worker         case LoadFromResolve::kNo:
67*c8dee2aaSAndroid Build Coastguard Worker             return Create(gpu, attachmentFlags, attachmentsDescriptor, kBasicLoadStoreOps,
68*c8dee2aaSAndroid Build Coastguard Worker                           kBasicLoadStoreOps, kBasicLoadStoreOps, selfDepFlags, loadFromResolve);
69*c8dee2aaSAndroid Build Coastguard Worker         case LoadFromResolve::kLoad: {
70*c8dee2aaSAndroid Build Coastguard Worker             static const GrVkRenderPass::LoadStoreOps kDiscardLoadStoreOps(
71*c8dee2aaSAndroid Build Coastguard Worker                     VK_ATTACHMENT_LOAD_OP_DONT_CARE, VK_ATTACHMENT_STORE_OP_DONT_CARE);
72*c8dee2aaSAndroid Build Coastguard Worker             return Create(gpu, attachmentFlags, attachmentsDescriptor, kDiscardLoadStoreOps,
73*c8dee2aaSAndroid Build Coastguard Worker                           kBasicLoadStoreOps, kBasicLoadStoreOps, selfDepFlags, loadFromResolve);
74*c8dee2aaSAndroid Build Coastguard Worker         }
75*c8dee2aaSAndroid Build Coastguard Worker     }
76*c8dee2aaSAndroid Build Coastguard Worker     SkUNREACHABLE;
77*c8dee2aaSAndroid Build Coastguard Worker }
78*c8dee2aaSAndroid Build Coastguard Worker 
Create(GrVkGpu * gpu,const GrVkRenderPass & compatibleRenderPass,const LoadStoreOps & colorOp,const LoadStoreOps & resolveOp,const LoadStoreOps & stencilOp)79*c8dee2aaSAndroid Build Coastguard Worker GrVkRenderPass* GrVkRenderPass::Create(GrVkGpu* gpu,
80*c8dee2aaSAndroid Build Coastguard Worker                                        const GrVkRenderPass& compatibleRenderPass,
81*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& colorOp,
82*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& resolveOp,
83*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& stencilOp) {
84*c8dee2aaSAndroid Build Coastguard Worker     AttachmentFlags attachmentFlags = compatibleRenderPass.fAttachmentFlags;
85*c8dee2aaSAndroid Build Coastguard Worker     AttachmentsDescriptor attachmentsDescriptor = compatibleRenderPass.fAttachmentsDescriptor;
86*c8dee2aaSAndroid Build Coastguard Worker     SelfDependencyFlags selfDepFlags = compatibleRenderPass.fSelfDepFlags;
87*c8dee2aaSAndroid Build Coastguard Worker     LoadFromResolve loadFromResolve = compatibleRenderPass.fLoadFromResolve;
88*c8dee2aaSAndroid Build Coastguard Worker     return Create(gpu, attachmentFlags, &attachmentsDescriptor, colorOp, resolveOp, stencilOp,
89*c8dee2aaSAndroid Build Coastguard Worker                   selfDepFlags, loadFromResolve);
90*c8dee2aaSAndroid Build Coastguard Worker }
91*c8dee2aaSAndroid Build Coastguard Worker 
Create(GrVkGpu * gpu,AttachmentFlags attachmentFlags,AttachmentsDescriptor * attachmentsDescriptor,const LoadStoreOps & colorOp,const LoadStoreOps & resolveOp,const LoadStoreOps & stencilOp,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve)92*c8dee2aaSAndroid Build Coastguard Worker GrVkRenderPass* GrVkRenderPass::Create(GrVkGpu* gpu,
93*c8dee2aaSAndroid Build Coastguard Worker                                        AttachmentFlags attachmentFlags,
94*c8dee2aaSAndroid Build Coastguard Worker                                        AttachmentsDescriptor* attachmentsDescriptor,
95*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& colorOp,
96*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& resolveOp,
97*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& stencilOp,
98*c8dee2aaSAndroid Build Coastguard Worker                                        SelfDependencyFlags selfDepFlags,
99*c8dee2aaSAndroid Build Coastguard Worker                                        LoadFromResolve loadFromResolve) {
100*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!SkToBool(selfDepFlags & SelfDependencyFlags::kForNonCoherentAdvBlend) ||
101*c8dee2aaSAndroid Build Coastguard Worker              gpu->caps()->advancedBlendEquationSupport());
102*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!SkToBool(selfDepFlags & SelfDependencyFlags::kForInputAttachment) ||
103*c8dee2aaSAndroid Build Coastguard Worker              gpu->caps()->textureBarrierSupport());
104*c8dee2aaSAndroid Build Coastguard Worker 
105*c8dee2aaSAndroid Build Coastguard Worker     // If we have a resolve attachment, we will always do a resolve into it. Thus it doesn't make
106*c8dee2aaSAndroid Build Coastguard Worker     // sense not to store the resolve attachment at the end of the render pass.
107*c8dee2aaSAndroid Build Coastguard Worker     //
108*c8dee2aaSAndroid Build Coastguard Worker     // Currently today (when not using discardable msaa images) we load and store the the msaa image
109*c8dee2aaSAndroid Build Coastguard Worker     // and then use the copy resolve command to handle the resolving. If instead we moved to doing
110*c8dee2aaSAndroid Build Coastguard Worker     // the resolving at the end of the last render pass, we would probably want a separate flag
111*c8dee2aaSAndroid Build Coastguard Worker     // for having a resolve attachment versus actually doing the resolving. This would allow us to
112*c8dee2aaSAndroid Build Coastguard Worker     // use the same VkPiplines for render passes where we resolve and those we don't since each will
113*c8dee2aaSAndroid Build Coastguard Worker     // always have the resolve attachment. The actual resolving or not does not affect render pass
114*c8dee2aaSAndroid Build Coastguard Worker     // compatibility if there is only one sub pass, just the presence of the attachment or not.
115*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!SkToBool(attachmentFlags & kResolve_AttachmentFlag) ||
116*c8dee2aaSAndroid Build Coastguard Worker              resolveOp.fStoreOp == VK_ATTACHMENT_STORE_OP_STORE);
117*c8dee2aaSAndroid Build Coastguard Worker 
118*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(loadFromResolve == LoadFromResolve::kNo ||
119*c8dee2aaSAndroid Build Coastguard Worker              (SkToBool(attachmentFlags & kColor_AttachmentFlag) &&
120*c8dee2aaSAndroid Build Coastguard Worker               SkToBool(attachmentFlags & kResolve_AttachmentFlag)));
121*c8dee2aaSAndroid Build Coastguard Worker 
122*c8dee2aaSAndroid Build Coastguard Worker #ifdef SK_DEBUG
123*c8dee2aaSAndroid Build Coastguard Worker     if (loadFromResolve == LoadFromResolve::kLoad) {
124*c8dee2aaSAndroid Build Coastguard Worker         // If we are loading the resolve image into the msaa color attachment then we should not be
125*c8dee2aaSAndroid Build Coastguard Worker         // loading or storing the msaa attachment. Additionally we need to make sure we are loading
126*c8dee2aaSAndroid Build Coastguard Worker         // the resolve so it can be copied into the msaa color attachment.
127*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(colorOp.fLoadOp == VK_ATTACHMENT_LOAD_OP_DONT_CARE);
128*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(colorOp.fStoreOp == VK_ATTACHMENT_STORE_OP_DONT_CARE);
129*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(resolveOp.fLoadOp == VK_ATTACHMENT_LOAD_OP_LOAD);
130*c8dee2aaSAndroid Build Coastguard Worker     }
131*c8dee2aaSAndroid Build Coastguard Worker #endif
132*c8dee2aaSAndroid Build Coastguard Worker 
133*c8dee2aaSAndroid Build Coastguard Worker     uint32_t numAttachments = attachmentsDescriptor->fAttachmentCount;
134*c8dee2aaSAndroid Build Coastguard Worker     // Attachment descriptions to be set on the render pass
135*c8dee2aaSAndroid Build Coastguard Worker     TArray<VkAttachmentDescription> attachments(numAttachments);
136*c8dee2aaSAndroid Build Coastguard Worker     attachments.reset(numAttachments);
137*c8dee2aaSAndroid Build Coastguard Worker     memset(attachments.begin(), 0, numAttachments * sizeof(VkAttachmentDescription));
138*c8dee2aaSAndroid Build Coastguard Worker 
139*c8dee2aaSAndroid Build Coastguard Worker     // Refs to attachments on the render pass (as described by the VkAttachmentDescription above),
140*c8dee2aaSAndroid Build Coastguard Worker     // that are used by the subpass.
141*c8dee2aaSAndroid Build Coastguard Worker     VkAttachmentReference colorRef;
142*c8dee2aaSAndroid Build Coastguard Worker     VkAttachmentReference resolveRef;
143*c8dee2aaSAndroid Build Coastguard Worker     VkAttachmentReference resolveLoadInputRef;
144*c8dee2aaSAndroid Build Coastguard Worker     VkAttachmentReference stencilRef;
145*c8dee2aaSAndroid Build Coastguard Worker     uint32_t currentAttachment = 0;
146*c8dee2aaSAndroid Build Coastguard Worker 
147*c8dee2aaSAndroid Build Coastguard Worker     // Go through each of the attachment types (color, stencil) and set the necessary
148*c8dee2aaSAndroid Build Coastguard Worker     // on the various Vk structs.
149*c8dee2aaSAndroid Build Coastguard Worker     VkSubpassDescription subpassDescs[2];
150*c8dee2aaSAndroid Build Coastguard Worker     memset(subpassDescs, 0, 2*sizeof(VkSubpassDescription));
151*c8dee2aaSAndroid Build Coastguard Worker     const int mainSubpass = loadFromResolve == LoadFromResolve::kLoad ? 1 : 0;
152*c8dee2aaSAndroid Build Coastguard Worker     VkSubpassDescription& subpassDescMain = subpassDescs[mainSubpass];
153*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.flags = 0;
154*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
155*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.inputAttachmentCount = 0;
156*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pInputAttachments = nullptr;
157*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pResolveAttachments = nullptr;
158*c8dee2aaSAndroid Build Coastguard Worker 
159*c8dee2aaSAndroid Build Coastguard Worker     uint32_t clearValueCount = 0;
160*c8dee2aaSAndroid Build Coastguard Worker 
161*c8dee2aaSAndroid Build Coastguard Worker     VkSubpassDependency dependencies[2];
162*c8dee2aaSAndroid Build Coastguard Worker     int currentDependency = 0;
163*c8dee2aaSAndroid Build Coastguard Worker 
164*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kColor_AttachmentFlag) {
165*c8dee2aaSAndroid Build Coastguard Worker         // set up color attachment
166*c8dee2aaSAndroid Build Coastguard Worker         bool needsGeneralLayout = SkToBool(selfDepFlags & SelfDependencyFlags::kForInputAttachment);
167*c8dee2aaSAndroid Build Coastguard Worker         VkImageLayout layout = needsGeneralLayout ? VK_IMAGE_LAYOUT_GENERAL
168*c8dee2aaSAndroid Build Coastguard Worker                                                   : VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
169*c8dee2aaSAndroid Build Coastguard Worker 
170*c8dee2aaSAndroid Build Coastguard Worker         attachmentsDescriptor->fColor.fLoadStoreOps = colorOp;
171*c8dee2aaSAndroid Build Coastguard Worker 
172*c8dee2aaSAndroid Build Coastguard Worker         setup_vk_attachment_description(&attachments[currentAttachment],
173*c8dee2aaSAndroid Build Coastguard Worker                                         attachmentsDescriptor->fColor,
174*c8dee2aaSAndroid Build Coastguard Worker                                         layout, layout);
175*c8dee2aaSAndroid Build Coastguard Worker         // setup subpass use of attachment
176*c8dee2aaSAndroid Build Coastguard Worker         colorRef.attachment = currentAttachment++;
177*c8dee2aaSAndroid Build Coastguard Worker         colorRef.layout = layout;
178*c8dee2aaSAndroid Build Coastguard Worker         subpassDescMain.colorAttachmentCount = 1;
179*c8dee2aaSAndroid Build Coastguard Worker 
180*c8dee2aaSAndroid Build Coastguard Worker         if (selfDepFlags != SelfDependencyFlags::kNone) {
181*c8dee2aaSAndroid Build Coastguard Worker             VkSubpassDependency& dependency = dependencies[currentDependency++];
182*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcSubpass = mainSubpass;
183*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstSubpass = mainSubpass;
184*c8dee2aaSAndroid Build Coastguard Worker             dependency.dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
185*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
186*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
187*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstStageMask = 0;
188*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstAccessMask = 0;
189*c8dee2aaSAndroid Build Coastguard Worker 
190*c8dee2aaSAndroid Build Coastguard Worker             if (selfDepFlags & SelfDependencyFlags::kForNonCoherentAdvBlend) {
191*c8dee2aaSAndroid Build Coastguard Worker                 // If we have coherent support we shouldn't be needing a self dependency
192*c8dee2aaSAndroid Build Coastguard Worker                 SkASSERT(!gpu->caps()->advancedCoherentBlendEquationSupport());
193*c8dee2aaSAndroid Build Coastguard Worker                 dependency.dstStageMask |= VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
194*c8dee2aaSAndroid Build Coastguard Worker                 dependency.dstAccessMask |= VK_ACCESS_COLOR_ATTACHMENT_READ_NONCOHERENT_BIT_EXT;
195*c8dee2aaSAndroid Build Coastguard Worker             }
196*c8dee2aaSAndroid Build Coastguard Worker             if (selfDepFlags & SelfDependencyFlags::kForInputAttachment) {
197*c8dee2aaSAndroid Build Coastguard Worker                 SkASSERT(gpu->vkCaps().maxInputAttachmentDescriptors());
198*c8dee2aaSAndroid Build Coastguard Worker 
199*c8dee2aaSAndroid Build Coastguard Worker                 subpassDescMain.inputAttachmentCount = 1;
200*c8dee2aaSAndroid Build Coastguard Worker                 subpassDescMain.pInputAttachments = &colorRef;
201*c8dee2aaSAndroid Build Coastguard Worker 
202*c8dee2aaSAndroid Build Coastguard Worker                 dependency.dstStageMask |= VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
203*c8dee2aaSAndroid Build Coastguard Worker                 dependency.dstAccessMask |= VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
204*c8dee2aaSAndroid Build Coastguard Worker             }
205*c8dee2aaSAndroid Build Coastguard Worker         }
206*c8dee2aaSAndroid Build Coastguard Worker 
207*c8dee2aaSAndroid Build Coastguard Worker         if (VK_ATTACHMENT_LOAD_OP_CLEAR == colorOp.fLoadOp) {
208*c8dee2aaSAndroid Build Coastguard Worker             clearValueCount = colorRef.attachment + 1;
209*c8dee2aaSAndroid Build Coastguard Worker         }
210*c8dee2aaSAndroid Build Coastguard Worker     } else {
211*c8dee2aaSAndroid Build Coastguard Worker         // I don't think there should ever be a time where we don't have a color attachment
212*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(false);
213*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(selfDepFlags == SelfDependencyFlags::kNone);
214*c8dee2aaSAndroid Build Coastguard Worker         colorRef.attachment = VK_ATTACHMENT_UNUSED;
215*c8dee2aaSAndroid Build Coastguard Worker         colorRef.layout = VK_IMAGE_LAYOUT_UNDEFINED;
216*c8dee2aaSAndroid Build Coastguard Worker         subpassDescMain.colorAttachmentCount = 0;
217*c8dee2aaSAndroid Build Coastguard Worker     }
218*c8dee2aaSAndroid Build Coastguard Worker 
219*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pColorAttachments = &colorRef;
220*c8dee2aaSAndroid Build Coastguard Worker 
221*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kResolve_AttachmentFlag) {
222*c8dee2aaSAndroid Build Coastguard Worker         attachmentsDescriptor->fResolve.fLoadStoreOps = resolveOp;
223*c8dee2aaSAndroid Build Coastguard Worker 
224*c8dee2aaSAndroid Build Coastguard Worker         VkImageLayout layout = loadFromResolve == LoadFromResolve::kLoad
225*c8dee2aaSAndroid Build Coastguard Worker                                        ? VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL
226*c8dee2aaSAndroid Build Coastguard Worker                                        : VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
227*c8dee2aaSAndroid Build Coastguard Worker 
228*c8dee2aaSAndroid Build Coastguard Worker         setup_vk_attachment_description(&attachments[currentAttachment],
229*c8dee2aaSAndroid Build Coastguard Worker                                         attachmentsDescriptor->fResolve,
230*c8dee2aaSAndroid Build Coastguard Worker                                         layout,
231*c8dee2aaSAndroid Build Coastguard Worker                                         VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
232*c8dee2aaSAndroid Build Coastguard Worker 
233*c8dee2aaSAndroid Build Coastguard Worker         // setup main subpass use of attachment
234*c8dee2aaSAndroid Build Coastguard Worker         resolveRef.attachment = currentAttachment++;
235*c8dee2aaSAndroid Build Coastguard Worker         resolveRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
236*c8dee2aaSAndroid Build Coastguard Worker 
237*c8dee2aaSAndroid Build Coastguard Worker         subpassDescMain.pResolveAttachments = &resolveRef;
238*c8dee2aaSAndroid Build Coastguard Worker 
239*c8dee2aaSAndroid Build Coastguard Worker         // Setup the load subpass and set subpass dependendcies
240*c8dee2aaSAndroid Build Coastguard Worker         if (loadFromResolve == LoadFromResolve::kLoad) {
241*c8dee2aaSAndroid Build Coastguard Worker             resolveLoadInputRef.attachment = resolveRef.attachment;
242*c8dee2aaSAndroid Build Coastguard Worker             resolveLoadInputRef.layout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
243*c8dee2aaSAndroid Build Coastguard Worker 
244*c8dee2aaSAndroid Build Coastguard Worker             // The load subpass will always be the first
245*c8dee2aaSAndroid Build Coastguard Worker             VkSubpassDescription& subpassDescLoad = subpassDescs[0];
246*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.flags = 0;
247*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
248*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.inputAttachmentCount = 1;
249*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pInputAttachments = &resolveLoadInputRef;
250*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.colorAttachmentCount = 1;
251*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pColorAttachments = &colorRef;
252*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pResolveAttachments = nullptr;
253*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pDepthStencilAttachment = nullptr;
254*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.preserveAttachmentCount = 0;
255*c8dee2aaSAndroid Build Coastguard Worker             subpassDescLoad.pPreserveAttachments = nullptr;
256*c8dee2aaSAndroid Build Coastguard Worker 
257*c8dee2aaSAndroid Build Coastguard Worker             VkSubpassDependency& dependency = dependencies[currentDependency++];
258*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcSubpass = 0;
259*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstSubpass = mainSubpass;
260*c8dee2aaSAndroid Build Coastguard Worker             dependency.dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
261*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
262*c8dee2aaSAndroid Build Coastguard Worker             dependency.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
263*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
264*c8dee2aaSAndroid Build Coastguard Worker             dependency.dstAccessMask =
265*c8dee2aaSAndroid Build Coastguard Worker                     VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
266*c8dee2aaSAndroid Build Coastguard Worker         }
267*c8dee2aaSAndroid Build Coastguard Worker     }
268*c8dee2aaSAndroid Build Coastguard Worker 
269*c8dee2aaSAndroid Build Coastguard Worker 
270*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kStencil_AttachmentFlag) {
271*c8dee2aaSAndroid Build Coastguard Worker         // set up stencil attachment
272*c8dee2aaSAndroid Build Coastguard Worker         attachmentsDescriptor->fStencil.fLoadStoreOps = stencilOp;
273*c8dee2aaSAndroid Build Coastguard Worker         setup_vk_attachment_description(&attachments[currentAttachment],
274*c8dee2aaSAndroid Build Coastguard Worker                                         attachmentsDescriptor->fStencil,
275*c8dee2aaSAndroid Build Coastguard Worker                                         VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
276*c8dee2aaSAndroid Build Coastguard Worker                                         VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
277*c8dee2aaSAndroid Build Coastguard Worker         // setup subpass use of attachment
278*c8dee2aaSAndroid Build Coastguard Worker         stencilRef.attachment = currentAttachment++;
279*c8dee2aaSAndroid Build Coastguard Worker         stencilRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
280*c8dee2aaSAndroid Build Coastguard Worker         if (VK_ATTACHMENT_LOAD_OP_CLEAR == stencilOp.fLoadOp) {
281*c8dee2aaSAndroid Build Coastguard Worker             clearValueCount = std::max(clearValueCount, stencilRef.attachment + 1);
282*c8dee2aaSAndroid Build Coastguard Worker         }
283*c8dee2aaSAndroid Build Coastguard Worker     } else {
284*c8dee2aaSAndroid Build Coastguard Worker         stencilRef.attachment = VK_ATTACHMENT_UNUSED;
285*c8dee2aaSAndroid Build Coastguard Worker         stencilRef.layout = VK_IMAGE_LAYOUT_UNDEFINED;
286*c8dee2aaSAndroid Build Coastguard Worker     }
287*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pDepthStencilAttachment = &stencilRef;
288*c8dee2aaSAndroid Build Coastguard Worker 
289*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.preserveAttachmentCount = 0;
290*c8dee2aaSAndroid Build Coastguard Worker     subpassDescMain.pPreserveAttachments = nullptr;
291*c8dee2aaSAndroid Build Coastguard Worker 
292*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(numAttachments == currentAttachment);
293*c8dee2aaSAndroid Build Coastguard Worker 
294*c8dee2aaSAndroid Build Coastguard Worker     uint32_t subpassCount = loadFromResolve == LoadFromResolve::kLoad ? 2 : 1;
295*c8dee2aaSAndroid Build Coastguard Worker 
296*c8dee2aaSAndroid Build Coastguard Worker     // Create the VkRenderPass compatible with the attachment descriptions above
297*c8dee2aaSAndroid Build Coastguard Worker     VkRenderPassCreateInfo createInfo;
298*c8dee2aaSAndroid Build Coastguard Worker     memset(&createInfo, 0, sizeof(VkRenderPassCreateInfo));
299*c8dee2aaSAndroid Build Coastguard Worker     createInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
300*c8dee2aaSAndroid Build Coastguard Worker     createInfo.pNext = nullptr;
301*c8dee2aaSAndroid Build Coastguard Worker     createInfo.flags = 0;
302*c8dee2aaSAndroid Build Coastguard Worker     createInfo.attachmentCount = numAttachments;
303*c8dee2aaSAndroid Build Coastguard Worker     createInfo.pAttachments = attachments.begin();
304*c8dee2aaSAndroid Build Coastguard Worker     createInfo.subpassCount = subpassCount;
305*c8dee2aaSAndroid Build Coastguard Worker     createInfo.pSubpasses = subpassDescs;
306*c8dee2aaSAndroid Build Coastguard Worker     createInfo.dependencyCount = currentDependency;
307*c8dee2aaSAndroid Build Coastguard Worker     createInfo.pDependencies = dependencies;
308*c8dee2aaSAndroid Build Coastguard Worker 
309*c8dee2aaSAndroid Build Coastguard Worker     VkResult result;
310*c8dee2aaSAndroid Build Coastguard Worker     VkRenderPass renderPass;
311*c8dee2aaSAndroid Build Coastguard Worker     GR_VK_CALL_RESULT(gpu, result, CreateRenderPass(gpu->device(),
312*c8dee2aaSAndroid Build Coastguard Worker                                                     &createInfo,
313*c8dee2aaSAndroid Build Coastguard Worker                                                     nullptr,
314*c8dee2aaSAndroid Build Coastguard Worker                                                     &renderPass));
315*c8dee2aaSAndroid Build Coastguard Worker     if (result != VK_SUCCESS) {
316*c8dee2aaSAndroid Build Coastguard Worker         return nullptr;
317*c8dee2aaSAndroid Build Coastguard Worker     }
318*c8dee2aaSAndroid Build Coastguard Worker 
319*c8dee2aaSAndroid Build Coastguard Worker     VkExtent2D granularity;
320*c8dee2aaSAndroid Build Coastguard Worker     // Get granularity for this render pass
321*c8dee2aaSAndroid Build Coastguard Worker     GR_VK_CALL(gpu->vkInterface(), GetRenderAreaGranularity(gpu->device(),
322*c8dee2aaSAndroid Build Coastguard Worker                                                             renderPass,
323*c8dee2aaSAndroid Build Coastguard Worker                                                             &granularity));
324*c8dee2aaSAndroid Build Coastguard Worker 
325*c8dee2aaSAndroid Build Coastguard Worker     return new GrVkRenderPass(gpu, renderPass, attachmentFlags, *attachmentsDescriptor,
326*c8dee2aaSAndroid Build Coastguard Worker                               selfDepFlags, loadFromResolve, granularity, clearValueCount);
327*c8dee2aaSAndroid Build Coastguard Worker }
328*c8dee2aaSAndroid Build Coastguard Worker 
GrVkRenderPass(const GrVkGpu * gpu,VkRenderPass renderPass,AttachmentFlags flags,const AttachmentsDescriptor & descriptor,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve,const VkExtent2D & granularity,uint32_t clearValueCount)329*c8dee2aaSAndroid Build Coastguard Worker GrVkRenderPass::GrVkRenderPass(const GrVkGpu* gpu, VkRenderPass renderPass, AttachmentFlags flags,
330*c8dee2aaSAndroid Build Coastguard Worker                                const AttachmentsDescriptor& descriptor,
331*c8dee2aaSAndroid Build Coastguard Worker                                SelfDependencyFlags selfDepFlags,
332*c8dee2aaSAndroid Build Coastguard Worker                                LoadFromResolve loadFromResolve,
333*c8dee2aaSAndroid Build Coastguard Worker                                const VkExtent2D& granularity, uint32_t clearValueCount)
334*c8dee2aaSAndroid Build Coastguard Worker         : INHERITED(gpu)
335*c8dee2aaSAndroid Build Coastguard Worker         , fRenderPass(renderPass)
336*c8dee2aaSAndroid Build Coastguard Worker         , fAttachmentFlags(flags)
337*c8dee2aaSAndroid Build Coastguard Worker         , fAttachmentsDescriptor(descriptor)
338*c8dee2aaSAndroid Build Coastguard Worker         , fSelfDepFlags(selfDepFlags)
339*c8dee2aaSAndroid Build Coastguard Worker         , fLoadFromResolve(loadFromResolve)
340*c8dee2aaSAndroid Build Coastguard Worker         , fGranularity(granularity)
341*c8dee2aaSAndroid Build Coastguard Worker         , fClearValueCount(clearValueCount) {
342*c8dee2aaSAndroid Build Coastguard Worker }
343*c8dee2aaSAndroid Build Coastguard Worker 
freeGPUData() const344*c8dee2aaSAndroid Build Coastguard Worker void GrVkRenderPass::freeGPUData() const {
345*c8dee2aaSAndroid Build Coastguard Worker     if (!(fAttachmentFlags & kExternal_AttachmentFlag)) {
346*c8dee2aaSAndroid Build Coastguard Worker         GR_VK_CALL(fGpu->vkInterface(), DestroyRenderPass(fGpu->device(), fRenderPass, nullptr));
347*c8dee2aaSAndroid Build Coastguard Worker     }
348*c8dee2aaSAndroid Build Coastguard Worker }
349*c8dee2aaSAndroid Build Coastguard Worker 
colorAttachmentIndex(uint32_t * index) const350*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::colorAttachmentIndex(uint32_t* index) const {
351*c8dee2aaSAndroid Build Coastguard Worker     *index = fColorAttachmentIndex;
352*c8dee2aaSAndroid Build Coastguard Worker     if ((fAttachmentFlags & kColor_AttachmentFlag) ||
353*c8dee2aaSAndroid Build Coastguard Worker         (fAttachmentFlags & kExternal_AttachmentFlag)) {
354*c8dee2aaSAndroid Build Coastguard Worker         return true;
355*c8dee2aaSAndroid Build Coastguard Worker     }
356*c8dee2aaSAndroid Build Coastguard Worker     return false;
357*c8dee2aaSAndroid Build Coastguard Worker }
358*c8dee2aaSAndroid Build Coastguard Worker 
359*c8dee2aaSAndroid Build Coastguard Worker // Works under the assumption that stencil attachment will always be after the color and resolve
360*c8dee2aaSAndroid Build Coastguard Worker // attachments.
stencilAttachmentIndex(uint32_t * index) const361*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::stencilAttachmentIndex(uint32_t* index) const {
362*c8dee2aaSAndroid Build Coastguard Worker     *index = 0;
363*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kColor_AttachmentFlag) {
364*c8dee2aaSAndroid Build Coastguard Worker         ++(*index);
365*c8dee2aaSAndroid Build Coastguard Worker     }
366*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kStencil_AttachmentFlag) {
367*c8dee2aaSAndroid Build Coastguard Worker         return true;
368*c8dee2aaSAndroid Build Coastguard Worker     }
369*c8dee2aaSAndroid Build Coastguard Worker     return false;
370*c8dee2aaSAndroid Build Coastguard Worker }
371*c8dee2aaSAndroid Build Coastguard Worker 
isCompatible(const AttachmentsDescriptor & desc,const AttachmentFlags & flags,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve) const372*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::isCompatible(const AttachmentsDescriptor& desc,
373*c8dee2aaSAndroid Build Coastguard Worker                                   const AttachmentFlags& flags,
374*c8dee2aaSAndroid Build Coastguard Worker                                   SelfDependencyFlags selfDepFlags,
375*c8dee2aaSAndroid Build Coastguard Worker                                   LoadFromResolve loadFromResolve) const {
376*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!(fAttachmentFlags & kExternal_AttachmentFlag));
377*c8dee2aaSAndroid Build Coastguard Worker     if (flags != fAttachmentFlags) {
378*c8dee2aaSAndroid Build Coastguard Worker         return false;
379*c8dee2aaSAndroid Build Coastguard Worker     }
380*c8dee2aaSAndroid Build Coastguard Worker 
381*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kColor_AttachmentFlag) {
382*c8dee2aaSAndroid Build Coastguard Worker         if (!fAttachmentsDescriptor.fColor.isCompatible(desc.fColor)) {
383*c8dee2aaSAndroid Build Coastguard Worker             return false;
384*c8dee2aaSAndroid Build Coastguard Worker         }
385*c8dee2aaSAndroid Build Coastguard Worker     }
386*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kResolve_AttachmentFlag) {
387*c8dee2aaSAndroid Build Coastguard Worker         if (!fAttachmentsDescriptor.fResolve.isCompatible(desc.fResolve)) {
388*c8dee2aaSAndroid Build Coastguard Worker             return false;
389*c8dee2aaSAndroid Build Coastguard Worker         }
390*c8dee2aaSAndroid Build Coastguard Worker     }
391*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kStencil_AttachmentFlag) {
392*c8dee2aaSAndroid Build Coastguard Worker         if (!fAttachmentsDescriptor.fStencil.isCompatible(desc.fStencil)) {
393*c8dee2aaSAndroid Build Coastguard Worker             return false;
394*c8dee2aaSAndroid Build Coastguard Worker         }
395*c8dee2aaSAndroid Build Coastguard Worker     }
396*c8dee2aaSAndroid Build Coastguard Worker 
397*c8dee2aaSAndroid Build Coastguard Worker     if (fSelfDepFlags != selfDepFlags) {
398*c8dee2aaSAndroid Build Coastguard Worker         return false;
399*c8dee2aaSAndroid Build Coastguard Worker     }
400*c8dee2aaSAndroid Build Coastguard Worker 
401*c8dee2aaSAndroid Build Coastguard Worker     if (fLoadFromResolve != loadFromResolve) {
402*c8dee2aaSAndroid Build Coastguard Worker         return false;
403*c8dee2aaSAndroid Build Coastguard Worker     }
404*c8dee2aaSAndroid Build Coastguard Worker 
405*c8dee2aaSAndroid Build Coastguard Worker     return true;
406*c8dee2aaSAndroid Build Coastguard Worker }
407*c8dee2aaSAndroid Build Coastguard Worker 
isCompatible(GrVkRenderTarget * target,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve) const408*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::isCompatible(GrVkRenderTarget* target,
409*c8dee2aaSAndroid Build Coastguard Worker                                   SelfDependencyFlags selfDepFlags,
410*c8dee2aaSAndroid Build Coastguard Worker                                   LoadFromResolve loadFromResolve) const {
411*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!(fAttachmentFlags & kExternal_AttachmentFlag));
412*c8dee2aaSAndroid Build Coastguard Worker 
413*c8dee2aaSAndroid Build Coastguard Worker     AttachmentsDescriptor desc;
414*c8dee2aaSAndroid Build Coastguard Worker     AttachmentFlags flags;
415*c8dee2aaSAndroid Build Coastguard Worker     if (!target->getAttachmentsDescriptor(&desc, &flags, this->hasResolveAttachment(),
416*c8dee2aaSAndroid Build Coastguard Worker                                           this->hasStencilAttachment())) {
417*c8dee2aaSAndroid Build Coastguard Worker         return false;
418*c8dee2aaSAndroid Build Coastguard Worker     }
419*c8dee2aaSAndroid Build Coastguard Worker 
420*c8dee2aaSAndroid Build Coastguard Worker     return this->isCompatible(desc, flags, selfDepFlags, loadFromResolve);
421*c8dee2aaSAndroid Build Coastguard Worker }
422*c8dee2aaSAndroid Build Coastguard Worker 
isCompatible(const GrVkRenderPass & renderPass) const423*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::isCompatible(const GrVkRenderPass& renderPass) const {
424*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!(fAttachmentFlags & kExternal_AttachmentFlag));
425*c8dee2aaSAndroid Build Coastguard Worker     return this->isCompatible(renderPass.fAttachmentsDescriptor, renderPass.fAttachmentFlags,
426*c8dee2aaSAndroid Build Coastguard Worker                               renderPass.fSelfDepFlags, renderPass.fLoadFromResolve);
427*c8dee2aaSAndroid Build Coastguard Worker }
428*c8dee2aaSAndroid Build Coastguard Worker 
isCompatibleExternalRP(VkRenderPass renderPass) const429*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::isCompatibleExternalRP(VkRenderPass renderPass) const {
430*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(fAttachmentFlags & kExternal_AttachmentFlag);
431*c8dee2aaSAndroid Build Coastguard Worker     return fRenderPass == renderPass;
432*c8dee2aaSAndroid Build Coastguard Worker }
433*c8dee2aaSAndroid Build Coastguard Worker 
equalLoadStoreOps(const LoadStoreOps & colorOps,const LoadStoreOps & resolveOps,const LoadStoreOps & stencilOps) const434*c8dee2aaSAndroid Build Coastguard Worker bool GrVkRenderPass::equalLoadStoreOps(const LoadStoreOps& colorOps,
435*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& resolveOps,
436*c8dee2aaSAndroid Build Coastguard Worker                                        const LoadStoreOps& stencilOps) const {
437*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(!(fAttachmentFlags & kExternal_AttachmentFlag));
438*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kColor_AttachmentFlag) {
439*c8dee2aaSAndroid Build Coastguard Worker         if (fAttachmentsDescriptor.fColor.fLoadStoreOps != colorOps) {
440*c8dee2aaSAndroid Build Coastguard Worker             return false;
441*c8dee2aaSAndroid Build Coastguard Worker         }
442*c8dee2aaSAndroid Build Coastguard Worker     }
443*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kResolve_AttachmentFlag) {
444*c8dee2aaSAndroid Build Coastguard Worker         if (fAttachmentsDescriptor.fResolve.fLoadStoreOps != resolveOps) {
445*c8dee2aaSAndroid Build Coastguard Worker             return false;
446*c8dee2aaSAndroid Build Coastguard Worker         }
447*c8dee2aaSAndroid Build Coastguard Worker     }
448*c8dee2aaSAndroid Build Coastguard Worker     if (fAttachmentFlags & kStencil_AttachmentFlag) {
449*c8dee2aaSAndroid Build Coastguard Worker         if (fAttachmentsDescriptor.fStencil.fLoadStoreOps != stencilOps) {
450*c8dee2aaSAndroid Build Coastguard Worker             return false;
451*c8dee2aaSAndroid Build Coastguard Worker         }
452*c8dee2aaSAndroid Build Coastguard Worker     }
453*c8dee2aaSAndroid Build Coastguard Worker     return true;
454*c8dee2aaSAndroid Build Coastguard Worker }
455*c8dee2aaSAndroid Build Coastguard Worker 
genKey(skgpu::KeyBuilder * b) const456*c8dee2aaSAndroid Build Coastguard Worker void GrVkRenderPass::genKey(skgpu::KeyBuilder* b) const {
457*c8dee2aaSAndroid Build Coastguard Worker     GenKey(b, fAttachmentFlags, fAttachmentsDescriptor, fSelfDepFlags,
458*c8dee2aaSAndroid Build Coastguard Worker            fLoadFromResolve, (uint64_t)fRenderPass);
459*c8dee2aaSAndroid Build Coastguard Worker }
460*c8dee2aaSAndroid Build Coastguard Worker 
GenKey(skgpu::KeyBuilder * b,AttachmentFlags attachmentFlags,const AttachmentsDescriptor & attachmentsDescriptor,SelfDependencyFlags selfDepFlags,LoadFromResolve loadFromResolve,uint64_t externalRenderPass)461*c8dee2aaSAndroid Build Coastguard Worker void GrVkRenderPass::GenKey(skgpu::KeyBuilder* b,
462*c8dee2aaSAndroid Build Coastguard Worker                             AttachmentFlags attachmentFlags,
463*c8dee2aaSAndroid Build Coastguard Worker                             const AttachmentsDescriptor& attachmentsDescriptor,
464*c8dee2aaSAndroid Build Coastguard Worker                             SelfDependencyFlags selfDepFlags,
465*c8dee2aaSAndroid Build Coastguard Worker                             LoadFromResolve loadFromResolve,
466*c8dee2aaSAndroid Build Coastguard Worker                             uint64_t externalRenderPass) {
467*c8dee2aaSAndroid Build Coastguard Worker     b->add32(attachmentFlags);
468*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kColor_AttachmentFlag) {
469*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fColor.fFormat);
470*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fColor.fSamples);
471*c8dee2aaSAndroid Build Coastguard Worker     }
472*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kResolve_AttachmentFlag) {
473*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fResolve.fFormat);
474*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fResolve.fSamples);
475*c8dee2aaSAndroid Build Coastguard Worker     }
476*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kStencil_AttachmentFlag) {
477*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fStencil.fFormat);
478*c8dee2aaSAndroid Build Coastguard Worker         b->add32(attachmentsDescriptor.fStencil.fSamples);
479*c8dee2aaSAndroid Build Coastguard Worker     }
480*c8dee2aaSAndroid Build Coastguard Worker 
481*c8dee2aaSAndroid Build Coastguard Worker     uint32_t extraFlags = (uint32_t)selfDepFlags;
482*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT(extraFlags < (1 << 30));
483*c8dee2aaSAndroid Build Coastguard Worker     SkASSERT((uint32_t)loadFromResolve <= 2);
484*c8dee2aaSAndroid Build Coastguard Worker     extraFlags |= ((uint32_t)loadFromResolve << 30);
485*c8dee2aaSAndroid Build Coastguard Worker 
486*c8dee2aaSAndroid Build Coastguard Worker     b->add32(extraFlags);
487*c8dee2aaSAndroid Build Coastguard Worker 
488*c8dee2aaSAndroid Build Coastguard Worker     if (attachmentFlags & kExternal_AttachmentFlag) {
489*c8dee2aaSAndroid Build Coastguard Worker         SkASSERT(!(attachmentFlags & ~kExternal_AttachmentFlag));
490*c8dee2aaSAndroid Build Coastguard Worker         b->add32((uint32_t)(externalRenderPass & 0xFFFFFFFF));
491*c8dee2aaSAndroid Build Coastguard Worker         b->add32((uint32_t)(externalRenderPass>>32));
492*c8dee2aaSAndroid Build Coastguard Worker     }
493*c8dee2aaSAndroid Build Coastguard Worker }
494