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Side by Side Diff: src/gpu/GrAAConvexPathRenderer.cpp

Issue 15068008: Remove GrPathCmd (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 7 years, 7 months ago
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1 1
2 /* 2 /*
3 * Copyright 2012 Google Inc. 3 * Copyright 2012 Google Inc.
4 * 4 *
5 * Use of this source code is governed by a BSD-style license that can be 5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file. 6 * found in the LICENSE file.
7 */ 7 */
8 8
9 #include "GrAAConvexPathRenderer.h" 9 #include "GrAAConvexPathRenderer.h"
10 10
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236 // draw nothing. 236 // draw nothing.
237 DegenerateTestData degenerateData; 237 DegenerateTestData degenerateData;
238 SkPath::Direction dir; 238 SkPath::Direction dir;
239 // get_direction can fail for some degenerate paths. 239 // get_direction can fail for some degenerate paths.
240 if (!get_direction(path, m, &dir)) { 240 if (!get_direction(path, m, &dir)) {
241 return false; 241 return false;
242 } 242 }
243 243
244 for (;;) { 244 for (;;) {
245 GrPoint pts[4]; 245 GrPoint pts[4];
246 GrPathCmd cmd = (GrPathCmd)iter.next(pts); 246 SkPath::Verb verb = iter.next(pts);
247 switch (cmd) { 247 switch (verb) {
248 case kMove_PathCmd: 248 case SkPath::kMove_Verb:
249 m.mapPoints(pts, 1); 249 m.mapPoints(pts, 1);
250 update_degenerate_test(&degenerateData, pts[0]); 250 update_degenerate_test(&degenerateData, pts[0]);
251 break; 251 break;
252 case kLine_PathCmd: { 252 case SkPath::kLine_Verb: {
253 m.mapPoints(pts + 1, 1); 253 m.mapPoints(pts + 1, 1);
254 update_degenerate_test(&degenerateData, pts[1]); 254 update_degenerate_test(&degenerateData, pts[1]);
255 segments->push_back(); 255 segments->push_back();
256 segments->back().fType = Segment::kLine; 256 segments->back().fType = Segment::kLine;
257 segments->back().fPts[0] = pts[1]; 257 segments->back().fPts[0] = pts[1];
258 break; 258 break;
259 } 259 }
260 case kQuadratic_PathCmd: 260 case SkPath::kQuad_Verb:
261 m.mapPoints(pts + 1, 2); 261 m.mapPoints(pts + 1, 2);
262 update_degenerate_test(&degenerateData, pts[1]); 262 update_degenerate_test(&degenerateData, pts[1]);
263 update_degenerate_test(&degenerateData, pts[2]); 263 update_degenerate_test(&degenerateData, pts[2]);
264 segments->push_back(); 264 segments->push_back();
265 segments->back().fType = Segment::kQuad; 265 segments->back().fType = Segment::kQuad;
266 segments->back().fPts[0] = pts[1]; 266 segments->back().fPts[0] = pts[1];
267 segments->back().fPts[1] = pts[2]; 267 segments->back().fPts[1] = pts[2];
268 break; 268 break;
269 case kCubic_PathCmd: { 269 case SkPath::kCubic_Verb: {
270 m.mapPoints(pts, 4); 270 m.mapPoints(pts, 4);
271 update_degenerate_test(&degenerateData, pts[1]); 271 update_degenerate_test(&degenerateData, pts[1]);
272 update_degenerate_test(&degenerateData, pts[2]); 272 update_degenerate_test(&degenerateData, pts[2]);
273 update_degenerate_test(&degenerateData, pts[3]); 273 update_degenerate_test(&degenerateData, pts[3]);
274 // unlike quads and lines, the pts[0] will also be read (in 274 // unlike quads and lines, the pts[0] will also be read (in
275 // convertCubicToQuads). 275 // convertCubicToQuads).
276 SkSTArray<15, SkPoint, true> quads; 276 SkSTArray<15, SkPoint, true> quads;
277 GrPathUtils::convertCubicToQuads(pts, SK_Scalar1, true, dir, &qu ads); 277 GrPathUtils::convertCubicToQuads(pts, SK_Scalar1, true, dir, &qu ads);
278 int count = quads.count(); 278 int count = quads.count();
279 for (int q = 0; q < count; q += 3) { 279 for (int q = 0; q < count; q += 3) {
280 segments->push_back(); 280 segments->push_back();
281 segments->back().fType = Segment::kQuad; 281 segments->back().fType = Segment::kQuad;
282 segments->back().fPts[0] = quads[q + 1]; 282 segments->back().fPts[0] = quads[q + 1];
283 segments->back().fPts[1] = quads[q + 2]; 283 segments->back().fPts[1] = quads[q + 2];
284 } 284 }
285 break; 285 break;
286 }; 286 };
287 case kEnd_PathCmd: 287 case SkPath::kDone_Verb:
288 if (degenerateData.isDegenerate()) { 288 if (degenerateData.isDegenerate()) {
289 return false; 289 return false;
290 } else { 290 } else {
291 compute_vectors(segments, fanPt, dir, vCount, iCount); 291 compute_vectors(segments, fanPt, dir, vCount, iCount);
292 return true; 292 return true;
293 } 293 }
294 default: 294 default:
295 break; 295 break;
296 } 296 }
297 } 297 }
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632 create_vertices(segments, fanPt, verts, idxs); 632 create_vertices(segments, fanPt, verts, idxs);
633 633
634 target->drawIndexed(kTriangles_GrPrimitiveType, 634 target->drawIndexed(kTriangles_GrPrimitiveType,
635 0, // start vertex 635 0, // start vertex
636 0, // start index 636 0, // start index
637 vCount, 637 vCount,
638 iCount); 638 iCount);
639 639
640 return true; 640 return true;
641 } 641 }
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