1 /*
2 * Copyright 2019 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 "src/gpu/dawn/GrDawnTexture.h"
9
10 #include "src/gpu/dawn/GrDawnGpu.h"
11 #include "src/gpu/dawn/GrDawnTextureRenderTarget.h"
12 #include "src/gpu/dawn/GrDawnUtil.h"
13
GrDawnTexture(GrDawnGpu * gpu,SkISize dimensions,const GrDawnTextureInfo & info,GrMipmapStatus mipmapStatus)14 GrDawnTexture::GrDawnTexture(GrDawnGpu* gpu,
15 SkISize dimensions,
16 const GrDawnTextureInfo& info,
17 GrMipmapStatus mipmapStatus)
18 : GrSurface(gpu, dimensions, GrProtected::kNo)
19 , GrTexture(gpu, dimensions, GrProtected::kNo, GrTextureType::k2D, mipmapStatus)
20 , fInfo(info) {}
21
Make(GrDawnGpu * gpu,SkISize dimensions,wgpu::TextureFormat format,GrRenderable renderable,int sampleCnt,SkBudgeted budgeted,int mipLevels,GrMipmapStatus status)22 sk_sp<GrDawnTexture> GrDawnTexture::Make(GrDawnGpu* gpu, SkISize dimensions,
23 wgpu::TextureFormat format,
24 GrRenderable renderable, int sampleCnt,
25 SkBudgeted budgeted, int mipLevels,
26 GrMipmapStatus status) {
27 bool renderTarget = renderable == GrRenderable::kYes;
28 wgpu::TextureDescriptor textureDesc;
29
30 textureDesc.usage =
31 wgpu::TextureUsage::Sampled |
32 wgpu::TextureUsage::CopySrc |
33 wgpu::TextureUsage::CopyDst;
34
35 if (renderTarget) {
36 textureDesc.usage |= wgpu::TextureUsage::RenderAttachment;
37 }
38
39 textureDesc.size.width = dimensions.fWidth;
40 textureDesc.size.height = dimensions.fHeight;
41 textureDesc.size.depthOrArrayLayers = 1;
42 textureDesc.format = format;
43 textureDesc.mipLevelCount = std::max(mipLevels, 1);
44 textureDesc.sampleCount = sampleCnt;
45
46 wgpu::Texture tex = gpu->device().CreateTexture(&textureDesc);
47
48 if (!tex) {
49 return nullptr;
50 }
51
52 GrDawnTextureInfo info;
53 info.fTexture = tex;
54 info.fFormat = textureDesc.format;
55 info.fLevelCount = mipLevels;
56 sk_sp<GrDawnTexture> result;
57 if (renderTarget) {
58 result = sk_sp<GrDawnTextureRenderTarget>(new GrDawnTextureRenderTarget(gpu,
59 dimensions,
60 sampleCnt,
61 info,
62 status));
63 } else {
64 result = sk_sp<GrDawnTexture>(
65 new GrDawnTexture(gpu, dimensions, info, status));
66 }
67 result->registerWithCache(budgeted);
68 return result;
69 }
70
backendFormat() const71 GrBackendFormat GrDawnTexture::backendFormat() const {
72 return GrBackendFormat::MakeDawn(fInfo.fFormat);
73 }
74
MakeWrapped(GrDawnGpu * gpu,SkISize dimensions,GrRenderable renderable,int sampleCnt,GrWrapCacheable cacheable,GrIOType ioType,const GrDawnTextureInfo & info)75 sk_sp<GrDawnTexture> GrDawnTexture::MakeWrapped(GrDawnGpu* gpu, SkISize dimensions,
76 GrRenderable renderable, int sampleCnt,
77 GrWrapCacheable cacheable, GrIOType ioType,
78 const GrDawnTextureInfo& info) {
79 sk_sp<GrDawnTexture> tex;
80 GrMipmapStatus status = info.fLevelCount > 1 ? GrMipmapStatus::kValid
81 : GrMipmapStatus::kNotAllocated;
82 if (GrRenderable::kYes == renderable) {
83 tex = sk_sp<GrDawnTexture>(new GrDawnTextureRenderTarget(
84 gpu, dimensions, sampleCnt, info, status));
85 } else {
86 tex = sk_sp<GrDawnTexture>(
87 new GrDawnTexture(gpu, dimensions, info, status));
88 }
89 tex->registerWithCacheWrapped(cacheable);
90 if (ioType == kRead_GrIOType) {
91 tex->setReadOnly();
92 }
93 return tex;
94 }
95
~GrDawnTexture()96 GrDawnTexture::~GrDawnTexture() {
97 }
98
getDawnGpu() const99 GrDawnGpu* GrDawnTexture::getDawnGpu() const {
100 SkASSERT(!this->wasDestroyed());
101 return static_cast<GrDawnGpu*>(this->getGpu());
102 }
103
onRelease()104 void GrDawnTexture::onRelease() {
105 INHERITED::onRelease();
106 }
107
onAbandon()108 void GrDawnTexture::onAbandon() {
109 INHERITED::onAbandon();
110 }
111
getBackendTexture() const112 GrBackendTexture GrDawnTexture::getBackendTexture() const {
113 return GrBackendTexture(this->width(), this->height(), fInfo);
114 }
115