1
2 /*
3 * Copyright 2014 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9 #include "GrGLPathRange.h"
10 #include "GrGLPath.h"
11 #include "GrGLPathRendering.h"
12 #include "GrGLGpu.h"
13
GrGLPathRange(GrGLGpu * gpu,PathGenerator * pathGenerator,const SkStrokeRec & stroke)14 GrGLPathRange::GrGLPathRange(GrGLGpu* gpu, PathGenerator* pathGenerator, const SkStrokeRec& stroke)
15 : INHERITED(gpu, pathGenerator, stroke),
16 fBasePathID(gpu->glPathRendering()->genPaths(this->getNumPaths())),
17 fGpuMemorySize(0) {
18 this->registerWithCache();
19 }
20
GrGLPathRange(GrGLGpu * gpu,GrGLuint basePathID,int numPaths,size_t gpuMemorySize,const SkStrokeRec & stroke)21 GrGLPathRange::GrGLPathRange(GrGLGpu* gpu,
22 GrGLuint basePathID,
23 int numPaths,
24 size_t gpuMemorySize,
25 const SkStrokeRec& stroke)
26 : INHERITED(gpu, numPaths, stroke),
27 fBasePathID(basePathID),
28 fGpuMemorySize(gpuMemorySize) {
29 this->registerWithCache();
30 }
31
onInitPath(int index,const SkPath & skPath) const32 void GrGLPathRange::onInitPath(int index, const SkPath& skPath) const {
33 GrGLGpu* gpu = static_cast<GrGLGpu*>(this->getGpu());
34 if (NULL == gpu) {
35 return;
36 }
37
38 // Make sure the path at this index hasn't been initted already.
39 SkDEBUGCODE(
40 GrGLboolean isPath;
41 GR_GL_CALL_RET(gpu->glInterface(), isPath, IsPath(fBasePathID + index)));
42 SkASSERT(GR_GL_FALSE == isPath);
43
44 GrGLPath::InitPathObject(gpu, fBasePathID + index, skPath, this->getStroke());
45
46 // TODO: Use a better approximation for the individual path sizes.
47 fGpuMemorySize += 100;
48 }
49
onRelease()50 void GrGLPathRange::onRelease() {
51 SkASSERT(this->getGpu());
52
53 if (0 != fBasePathID && !this->isWrapped()) {
54 static_cast<GrGLGpu*>(this->getGpu())->glPathRendering()->deletePaths(fBasePathID,
55 this->getNumPaths());
56 fBasePathID = 0;
57 }
58
59 INHERITED::onRelease();
60 }
61
onAbandon()62 void GrGLPathRange::onAbandon() {
63 fBasePathID = 0;
64
65 INHERITED::onAbandon();
66 }
67