1 /*
2  * Copyright 2015 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 "GrTargetCommands.h"
9 
10 #include "GrInOrderDrawBuffer.h"
11 
reset()12 void GrTargetCommands::reset() {
13     fCmdBuffer.reset();
14     fBatchTarget.reset();
15 }
16 
flush(GrInOrderDrawBuffer * iodb)17 void GrTargetCommands::flush(GrInOrderDrawBuffer* iodb) {
18     if (fCmdBuffer.empty()) {
19         return;
20     }
21 
22     GrGpu* gpu = iodb->getGpu();
23 
24     // Loop over all batches and generate geometry
25     CmdBuffer::Iter genIter(fCmdBuffer);
26     while (genIter.next()) {
27         if (Cmd::kDrawBatch_CmdType == genIter->type()) {
28             DrawBatch* db = reinterpret_cast<DrawBatch*>(genIter.get());
29             fBatchTarget.resetNumberOfDraws();
30             db->fBatch->generateGeometry(&fBatchTarget, db->fState->getPipeline());
31             db->fBatch->setNumberOfDraws(fBatchTarget.numberOfDraws());
32         }
33     }
34 
35     fBatchTarget.preFlush();
36 
37     CmdBuffer::Iter iter(fCmdBuffer);
38 
39     while (iter.next()) {
40         GrGpuTraceMarker newMarker("", -1);
41         SkString traceString;
42         if (iter->isTraced()) {
43             traceString = iodb->getCmdString(iter->markerID());
44             newMarker.fMarker = traceString.c_str();
45             gpu->addGpuTraceMarker(&newMarker);
46         }
47 
48         iter->execute(gpu);
49         if (iter->isTraced()) {
50             gpu->removeGpuTraceMarker(&newMarker);
51         }
52     }
53 
54     fBatchTarget.postFlush();
55 }
56 
execute(GrGpu * gpu)57 void GrTargetCommands::StencilPath::execute(GrGpu* gpu) {
58     GrGpu::StencilPathState state;
59     state.fRenderTarget = fRenderTarget.get();
60     state.fScissor = &fScissor;
61     state.fStencil = &fStencil;
62     state.fUseHWAA = fUseHWAA;
63     state.fViewMatrix = &fViewMatrix;
64 
65     gpu->stencilPath(this->path(), state);
66 }
67 
execute(GrGpu * gpu)68 void GrTargetCommands::DrawPath::execute(GrGpu* gpu) {
69     if (!fState->fCompiled) {
70         gpu->buildProgramDesc(&fState->fDesc, *fState->fPrimitiveProcessor, *fState->getPipeline(),
71                               fState->fBatchTracker);
72         fState->fCompiled = true;
73     }
74     DrawArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
75                   &fState->fDesc, &fState->fBatchTracker);
76     gpu->drawPath(args, this->path(), fStencilSettings);
77 }
78 
execute(GrGpu * gpu)79 void GrTargetCommands::DrawPaths::execute(GrGpu* gpu) {
80     if (!fState->fCompiled) {
81         gpu->buildProgramDesc(&fState->fDesc, *fState->fPrimitiveProcessor, *fState->getPipeline(),
82                               fState->fBatchTracker);
83         fState->fCompiled = true;
84     }
85     DrawArgs args(fState->fPrimitiveProcessor.get(), fState->getPipeline(),
86                   &fState->fDesc, &fState->fBatchTracker);
87     gpu->drawPaths(args, this->pathRange(),
88                    fIndices, fIndexType,
89                    fTransforms, fTransformType,
90                    fCount, fStencilSettings);
91 }
92 
execute(GrGpu *)93 void GrTargetCommands::DrawBatch::execute(GrGpu*) {
94     fBatchTarget->flushNext(fBatch->numberOfDraws());
95 }
96 
execute(GrGpu * gpu)97 void GrTargetCommands::Clear::execute(GrGpu* gpu) {
98     if (GrColor_ILLEGAL == fColor) {
99         gpu->discard(this->renderTarget());
100     } else {
101         gpu->clear(&fRect, fColor, fCanIgnoreRect, this->renderTarget());
102     }
103 }
104 
execute(GrGpu * gpu)105 void GrTargetCommands::ClearStencilClip::execute(GrGpu* gpu) {
106     gpu->clearStencilClip(fRect, fInsideClip, this->renderTarget());
107 }
108 
execute(GrGpu * gpu)109 void GrTargetCommands::CopySurface::execute(GrGpu* gpu) {
110     gpu->copySurface(this->dst(), this->src(), fSrcRect, fDstPoint);
111 }
112 
execute(GrGpu * gpu)113 void GrTargetCommands::XferBarrier::execute(GrGpu* gpu) {
114     gpu->xferBarrier(fRenderTarget.get(), fBarrierType);
115 }
116