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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "GrDrawAtlasBatch.h" | 8 #include "GrDrawAtlasBatch.h" |
9 #include "GrBatchFlushState.h" | 9 #include "GrBatchFlushState.h" |
10 #include "GrBatchTest.h" | 10 #include "GrBatchTest.h" |
(...skipping 27 matching lines...) Expand all Loading... |
38 | 38 |
39 static const GrGeometryProcessor* set_vertex_attributes(bool hasColors, | 39 static const GrGeometryProcessor* set_vertex_attributes(bool hasColors, |
40 GrColor color, | 40 GrColor color, |
41 const SkMatrix& viewMatr
ix, | 41 const SkMatrix& viewMatr
ix, |
42 bool coverageIgnored) { | 42 bool coverageIgnored) { |
43 using namespace GrDefaultGeoProcFactory; | 43 using namespace GrDefaultGeoProcFactory; |
44 Color gpColor(color); | 44 Color gpColor(color); |
45 if (hasColors) { | 45 if (hasColors) { |
46 gpColor.fType = Color::kAttribute_Type; | 46 gpColor.fType = Color::kAttribute_Type; |
47 } | 47 } |
48 | 48 |
49 Coverage coverage(coverageIgnored ? Coverage::kNone_Type : Coverage::kSolid_
Type); | 49 Coverage coverage(coverageIgnored ? Coverage::kNone_Type : Coverage::kSolid_
Type); |
50 LocalCoords localCoords(LocalCoords::kHasExplicit_Type); | 50 LocalCoords localCoords(LocalCoords::kHasExplicit_Type); |
51 return GrDefaultGeoProcFactory::Create(gpColor, coverage, localCoords, viewM
atrix); | 51 return GrDefaultGeoProcFactory::Create(gpColor, coverage, localCoords, viewM
atrix); |
52 } | 52 } |
53 | 53 |
54 void GrDrawAtlasBatch::onPrepareDraws(Target* target) const { | 54 void GrDrawAtlasBatch::onPrepareDraws(Target* target) const { |
55 // Setup geometry processor | 55 // Setup geometry processor |
56 SkAutoTUnref<const GrGeometryProcessor> gp(set_vertex_attributes(this->hasCo
lors(), | 56 SkAutoTUnref<const GrGeometryProcessor> gp(set_vertex_attributes(this->hasCo
lors(), |
57 this->color
(), | 57 this->color
(), |
58 this->viewM
atrix(), | 58 this->viewM
atrix(), |
59 this->cover
ageIgnored())); | 59 this->cover
ageIgnored())); |
60 | 60 |
61 target->initDraw(gp); | 61 target->initDraw(gp); |
62 | 62 |
63 int instanceCount = fGeoData.count(); | 63 int instanceCount = fGeoData.count(); |
64 size_t vertexStride = gp->getVertexStride(); | 64 size_t vertexStride = gp->getVertexStride(); |
65 SkASSERT(vertexStride == sizeof(SkPoint) + sizeof(SkPoint) | 65 SkASSERT(vertexStride == sizeof(SkPoint) + sizeof(SkPoint) |
66 + (this->hasColors() ? sizeof(GrColor) : 0)); | 66 + (this->hasColors() ? sizeof(GrColor) : 0)); |
67 | 67 |
68 QuadHelper helper; | 68 QuadHelper helper; |
69 int numQuads = this->quadCount(); | 69 int numQuads = this->quadCount(); |
70 void* verts = helper.init(target, vertexStride, numQuads); | 70 void* verts = helper.init(target, vertexStride, numQuads); |
71 if (!verts) { | 71 if (!verts) { |
72 SkDebugf("Could not allocate vertices\n"); | 72 SkDebugf("Could not allocate vertices\n"); |
73 return; | 73 return; |
74 } | 74 } |
75 | 75 |
76 uint8_t* vertPtr = reinterpret_cast<uint8_t*>(verts); | 76 uint8_t* vertPtr = reinterpret_cast<uint8_t*>(verts); |
77 for (int i = 0; i < instanceCount; i++) { | 77 for (int i = 0; i < instanceCount; i++) { |
78 const Geometry& args = fGeoData[i]; | 78 const Geometry& args = fGeoData[i]; |
79 | 79 |
80 size_t allocSize = args.fVerts.count(); | 80 size_t allocSize = args.fVerts.count(); |
81 memcpy(vertPtr, args.fVerts.begin(), allocSize); | 81 memcpy(vertPtr, args.fVerts.begin(), allocSize); |
82 vertPtr += allocSize; | 82 vertPtr += allocSize; |
83 } | 83 } |
84 helper.recordDraw(target); | 84 helper.recordDraw(target); |
85 } | 85 } |
86 | 86 |
87 GrDrawAtlasBatch::GrDrawAtlasBatch(const Geometry& geometry, const SkMatrix& vie
wMatrix, | 87 GrDrawAtlasBatch::GrDrawAtlasBatch(const Geometry& geometry, const SkMatrix& vie
wMatrix, |
88 int spriteCount, const SkRSXform* xforms, con
st SkRect* rects, | 88 int spriteCount, const SkRSXform* xforms, con
st SkRect* rects, |
89 const SkColor* colors) | 89 const SkColor* colors) |
90 : INHERITED(ClassID()) { | 90 : INHERITED(ClassID()) { |
91 SkASSERT(xforms); | 91 SkASSERT(xforms); |
92 SkASSERT(rects); | 92 SkASSERT(rects); |
93 | 93 |
94 fViewMatrix = viewMatrix; | 94 fViewMatrix = viewMatrix; |
95 Geometry& installedGeo = fGeoData.push_back(geometry); | 95 Geometry& installedGeo = fGeoData.push_back(geometry); |
96 | 96 |
97 // Figure out stride and offsets | 97 // Figure out stride and offsets |
98 // Order within the vertex is: position [color] texCoord | 98 // Order within the vertex is: position [color] texCoord |
99 size_t texOffset = sizeof(SkPoint); | 99 size_t texOffset = sizeof(SkPoint); |
100 size_t vertexStride = 2*sizeof(SkPoint); | 100 size_t vertexStride = 2*sizeof(SkPoint); |
101 fHasColors = SkToBool(colors); | 101 fHasColors = SkToBool(colors); |
102 if (colors) { | 102 if (colors) { |
103 texOffset += sizeof(GrColor); | 103 texOffset += sizeof(GrColor); |
104 vertexStride += sizeof(GrColor); | 104 vertexStride += sizeof(GrColor); |
105 } | 105 } |
106 | 106 |
107 // Compute buffer size and alloc buffer | 107 // Compute buffer size and alloc buffer |
108 fQuadCount = spriteCount; | 108 fQuadCount = spriteCount; |
109 int allocSize = static_cast<int>(4*vertexStride*spriteCount); | 109 int allocSize = static_cast<int>(4*vertexStride*spriteCount); |
110 installedGeo.fVerts.reset(allocSize); | 110 installedGeo.fVerts.reset(allocSize); |
111 uint8_t* currVertex = installedGeo.fVerts.begin(); | 111 uint8_t* currVertex = installedGeo.fVerts.begin(); |
112 | 112 |
113 SkRect bounds; | 113 SkRect bounds; |
114 bounds.setLargestInverted(); | 114 bounds.setLargestInverted(); |
115 int paintAlpha = GrColorUnpackA(installedGeo.fColor); | 115 int paintAlpha = GrColorUnpackA(installedGeo.fColor); |
116 for (int spriteIndex = 0; spriteIndex < spriteCount; ++spriteIndex) { | 116 for (int spriteIndex = 0; spriteIndex < spriteCount; ++spriteIndex) { |
117 // Transform rect | 117 // Transform rect |
118 SkPoint quad[4]; | 118 SkPoint quad[4]; |
119 const SkRect& currRect = rects[spriteIndex]; | 119 const SkRect& currRect = rects[spriteIndex]; |
120 xforms[spriteIndex].toQuad(currRect.width(), currRect.height(), quad); | 120 xforms[spriteIndex].toQuad(currRect.width(), currRect.height(), quad); |
121 | 121 |
122 // Copy colors if necessary | 122 // Copy colors if necessary |
123 if (colors) { | 123 if (colors) { |
124 // convert to GrColor | 124 // convert to GrColor |
125 SkColor color = colors[spriteIndex]; | 125 SkColor color = colors[spriteIndex]; |
126 if (paintAlpha != 255) { | 126 if (paintAlpha != 255) { |
127 color = SkColorSetA(color, SkMulDiv255Round(SkColorGetA(color),
paintAlpha)); | 127 color = SkColorSetA(color, SkMulDiv255Round(SkColorGetA(color),
paintAlpha)); |
128 } | 128 } |
129 GrColor grColor = SkColorToPremulGrColor(color); | 129 GrColor grColor = SkColorToPremulGrColor(color); |
130 | 130 |
131 *(reinterpret_cast<GrColor*>(currVertex+sizeof(SkPoint))) = grColor; | 131 *(reinterpret_cast<GrColor*>(currVertex+sizeof(SkPoint))) = grColor; |
132 *(reinterpret_cast<GrColor*>(currVertex+vertexStride+sizeof(SkPoint)
)) = grColor; | 132 *(reinterpret_cast<GrColor*>(currVertex+vertexStride+sizeof(SkPoint)
)) = grColor; |
133 *(reinterpret_cast<GrColor*>(currVertex+2*vertexStride+sizeof(SkPoin
t))) = grColor; | 133 *(reinterpret_cast<GrColor*>(currVertex+2*vertexStride+sizeof(SkPoin
t))) = grColor; |
134 *(reinterpret_cast<GrColor*>(currVertex+3*vertexStride+sizeof(SkPoin
t))) = grColor; | 134 *(reinterpret_cast<GrColor*>(currVertex+3*vertexStride+sizeof(SkPoin
t))) = grColor; |
135 } | 135 } |
136 | 136 |
137 // Copy position and uv to verts | 137 // Copy position and uv to verts |
138 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[0]; | 138 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[0]; |
139 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fLeft, | 139 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fLeft, |
140 curr
Rect.fTop); | 140 curr
Rect.fTop); |
141 bounds.growToInclude(quad[0].fX, quad[0].fY); | 141 bounds.growToInclude(quad[0].fX, quad[0].fY); |
142 currVertex += vertexStride; | 142 currVertex += vertexStride; |
143 | 143 |
144 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[1]; | 144 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[1]; |
145 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fRight, | 145 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fRight, |
146 curr
Rect.fTop); | 146 curr
Rect.fTop); |
147 bounds.growToInclude(quad[1].fX, quad[1].fY); | 147 bounds.growToInclude(quad[1].fX, quad[1].fY); |
148 currVertex += vertexStride; | 148 currVertex += vertexStride; |
149 | 149 |
150 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[2]; | 150 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[2]; |
151 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fRight, | 151 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fRight, |
152 curr
Rect.fBottom); | 152 curr
Rect.fBottom); |
153 bounds.growToInclude(quad[2].fX, quad[2].fY); | 153 bounds.growToInclude(quad[2].fX, quad[2].fY); |
154 currVertex += vertexStride; | 154 currVertex += vertexStride; |
155 | 155 |
156 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[3]; | 156 *(reinterpret_cast<SkPoint*>(currVertex)) = quad[3]; |
157 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fLeft, | 157 *(reinterpret_cast<SkPoint*>(currVertex+texOffset)) = SkPoint::Make(curr
Rect.fLeft, |
158 curr
Rect.fBottom); | 158 curr
Rect.fBottom); |
159 bounds.growToInclude(quad[3].fX, quad[3].fY); | 159 bounds.growToInclude(quad[3].fX, quad[3].fY); |
160 currVertex += vertexStride; | 160 currVertex += vertexStride; |
161 } | 161 } |
162 | 162 |
163 viewMatrix.mapRect(&bounds); | 163 viewMatrix.mapRect(&bounds); |
164 // Outset for a half pixel in each direction to account for snapping in non-
AA case | 164 // Outset for a half pixel in each direction to account for snapping in non-
AA case |
165 bounds.outset(0.5f, 0.5f); | 165 bounds.outset(0.5f, 0.5f); |
166 this->setBounds(bounds); | 166 this->setBounds(bounds); |
167 } | 167 } |
168 | 168 |
169 bool GrDrawAtlasBatch::onCombineIfPossible(GrBatch* t, const GrCaps& caps) { | 169 bool GrDrawAtlasBatch::onCombineIfPossible(GrBatch* t, const GrCaps& caps) { |
170 GrDrawAtlasBatch* that = t->cast<GrDrawAtlasBatch>(); | 170 GrDrawAtlasBatch* that = t->cast<GrDrawAtlasBatch>(); |
171 | 171 |
172 if (!GrPipeline::CanCombine(*this->pipeline(), this->bounds(), *that->pipeli
ne(), | 172 if (!GrPipeline::CanCombine(*this->pipeline(), this->bounds(), *that->pipeli
ne(), |
173 that->bounds(), caps)) { | 173 that->bounds(), caps)) { |
174 return false; | 174 return false; |
175 } | 175 } |
176 | 176 |
177 // We currently use a uniform viewmatrix for this batch | 177 // We currently use a uniform viewmatrix for this batch |
178 if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) { | 178 if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) { |
179 return false; | 179 return false; |
180 } | 180 } |
181 | 181 |
182 if (this->hasColors() != that->hasColors()) { | 182 if (this->hasColors() != that->hasColors()) { |
183 return false; | 183 return false; |
184 } | 184 } |
185 | 185 |
186 if (!this->hasColors() && this->color() != that->color()) { | 186 if (!this->hasColors() && this->color() != that->color()) { |
187 return false; | 187 return false; |
188 } | 188 } |
189 | 189 |
190 if (this->color() != that->color()) { | 190 if (this->color() != that->color()) { |
191 fColor = GrColor_ILLEGAL; | 191 fColor = GrColor_ILLEGAL; |
192 } | 192 } |
193 fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin()); | 193 fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin()); |
194 fQuadCount += that->quadCount(); | 194 fQuadCount += that->quadCount(); |
195 | 195 |
196 this->joinBounds(that->bounds()); | 196 this->joinBounds(that->bounds()); |
197 return true; | 197 return true; |
198 } | 198 } |
199 | 199 |
200 #ifdef GR_TEST_UTILS | 200 #ifdef GR_TEST_UTILS |
201 | 201 |
202 static SkRSXform random_xform(SkRandom* random) { | 202 static SkRSXform random_xform(SkRandom* random) { |
203 static const SkScalar kMinExtent = -100.f; | 203 static const SkScalar kMinExtent = -100.f; |
204 static const SkScalar kMaxExtent = 100.f; | 204 static const SkScalar kMaxExtent = 100.f; |
205 static const SkScalar kMinScale = 0.1f; | 205 static const SkScalar kMinScale = 0.1f; |
206 static const SkScalar kMaxScale = 100.f; | 206 static const SkScalar kMaxScale = 100.f; |
207 static const SkScalar kMinRotate = -SK_ScalarPI; | 207 static const SkScalar kMinRotate = -SK_ScalarPI; |
208 static const SkScalar kMaxRotate = SK_ScalarPI; | 208 static const SkScalar kMaxRotate = SK_ScalarPI; |
209 | 209 |
210 SkRSXform xform = SkRSXform::MakeFromRadians(random->nextRangeScalar(kMinSca
le, kMaxScale), | 210 SkRSXform xform = SkRSXform::MakeFromRadians(random->nextRangeScalar(kMinSca
le, kMaxScale), |
211 random->nextRangeScalar(kMinRot
ate, kMaxRotate), | 211 random->nextRangeScalar(kMinRot
ate, kMaxRotate), |
212 random->nextRangeScalar(kMinExt
ent, kMaxExtent), | 212 random->nextRangeScalar(kMinExt
ent, kMaxExtent), |
213 random->nextRangeScalar(kMinExt
ent, kMaxExtent), | 213 random->nextRangeScalar(kMinExt
ent, kMaxExtent), |
214 random->nextRangeScalar(kMinExt
ent, kMaxExtent), | 214 random->nextRangeScalar(kMinExt
ent, kMaxExtent), |
215 random->nextRangeScalar(kMinExt
ent, kMaxExtent)); | 215 random->nextRangeScalar(kMinExt
ent, kMaxExtent)); |
216 return xform; | 216 return xform; |
217 } | 217 } |
218 | 218 |
219 static SkRect random_texRect(SkRandom* random) { | 219 static SkRect random_texRect(SkRandom* random) { |
220 static const SkScalar kMinCoord = 0.0f; | 220 static const SkScalar kMinCoord = 0.0f; |
221 static const SkScalar kMaxCoord = 1024.f; | 221 static const SkScalar kMaxCoord = 1024.f; |
222 | 222 |
223 SkRect texRect = SkRect::MakeLTRB(random->nextRangeScalar(kMinCoord, kMaxCoo
rd), | 223 SkRect texRect = SkRect::MakeLTRB(random->nextRangeScalar(kMinCoord, kMaxCoo
rd), |
224 random->nextRangeScalar(kMinCoord, kMaxCoo
rd), | 224 random->nextRangeScalar(kMinCoord, kMaxCoo
rd), |
225 random->nextRangeScalar(kMinCoord, kMaxCoo
rd), | 225 random->nextRangeScalar(kMinCoord, kMaxCoo
rd), |
226 random->nextRangeScalar(kMinCoord, kMaxCoo
rd)); | 226 random->nextRangeScalar(kMinCoord, kMaxCoo
rd)); |
227 texRect.sort(); | 227 texRect.sort(); |
228 return texRect; | 228 return texRect; |
229 } | 229 } |
230 | 230 |
231 static void randomize_params(uint32_t count, SkRandom* random, | 231 static void randomize_params(uint32_t count, SkRandom* random, |
232 SkTArray<SkRSXform>* xforms, | 232 SkTArray<SkRSXform>* xforms, |
233 SkTArray<SkRect>* texRects, | 233 SkTArray<SkRect>* texRects, |
234 SkTArray<GrColor>* colors, bool hasColors) { | 234 SkTArray<GrColor>* colors, bool hasColors) { |
235 for (uint32_t v = 0; v < count; v++) { | 235 for (uint32_t v = 0; v < count; v++) { |
236 xforms->push_back(random_xform(random)); | 236 xforms->push_back(random_xform(random)); |
237 texRects->push_back(random_texRect(random)); | 237 texRects->push_back(random_texRect(random)); |
238 if (hasColors) { | 238 if (hasColors) { |
239 colors->push_back(GrRandomColor(random)); | 239 colors->push_back(GrRandomColor(random)); |
240 } | 240 } |
241 } | 241 } |
242 } | 242 } |
243 | 243 |
244 DRAW_BATCH_TEST_DEFINE(GrDrawAtlasBatch) { | 244 DRAW_BATCH_TEST_DEFINE(GrDrawAtlasBatch) { |
245 uint32_t spriteCount = random->nextRangeU(1, 100); | 245 uint32_t spriteCount = random->nextRangeU(1, 100); |
246 | 246 |
247 SkTArray<SkRSXform> xforms(spriteCount); | 247 SkTArray<SkRSXform> xforms(spriteCount); |
248 SkTArray<SkRect> texRects(spriteCount); | 248 SkTArray<SkRect> texRects(spriteCount); |
249 SkTArray<GrColor> colors; | 249 SkTArray<GrColor> colors; |
250 | 250 |
251 bool hasColors = random->nextBool(); | 251 bool hasColors = random->nextBool(); |
252 | 252 |
253 randomize_params(spriteCount, | 253 randomize_params(spriteCount, |
254 random, | 254 random, |
255 &xforms, | 255 &xforms, |
256 &texRects, | 256 &texRects, |
257 &colors, hasColors); | 257 &colors, hasColors); |
258 | 258 |
259 SkMatrix viewMatrix = GrTest::TestMatrix(random); | 259 SkMatrix viewMatrix = GrTest::TestMatrix(random); |
260 | 260 |
261 GrDrawAtlasBatch::Geometry geometry; | 261 GrDrawAtlasBatch::Geometry geometry; |
262 geometry.fColor = GrRandomColor(random); | 262 geometry.fColor = GrRandomColor(random); |
263 return GrDrawAtlasBatch::Create(geometry, viewMatrix, spriteCount, xforms.be
gin(), | 263 return GrDrawAtlasBatch::Create(geometry, viewMatrix, spriteCount, xforms.be
gin(), |
264 texRects.begin(), hasColors ? colors.begin()
: nullptr); | 264 texRects.begin(), hasColors ? colors.begin()
: nullptr); |
265 } | 265 } |
266 | 266 |
267 #endif | 267 #endif |
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