From: bsalomon <bsalomon@google.com>
Date: Thu, 10 Sep 2015 18:10:50 +0000 (-0700)
Subject: Simplify installation of pipeling into GrDrawBatch in GrDrawTarget
X-Git-Tag: accepted/tizen/5.0/unified/20181102.025319~917
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ad792c1f39922a49c1e798311f47a9b3431eff32;p=platform%2Fupstream%2FlibSkiaSharp.git

Simplify installation of pipeling into GrDrawBatch in GrDrawTarget

R=joshualitt@google.com

Review URL: https://codereview.chromium.org/1333943002
---

diff --git a/src/gpu/GrDrawTarget.cpp b/src/gpu/GrDrawTarget.cpp
index 84f1e92..85a9af4 100644
--- a/src/gpu/GrDrawTarget.cpp
+++ b/src/gpu/GrDrawTarget.cpp
@@ -51,7 +51,10 @@ bool GrDrawTarget::setupDstReadIfNecessary(const GrPipelineBuilder& pipelineBuil
                                            const GrProcOptInfo& colorPOI,
                                            const GrProcOptInfo& coveragePOI,
                                            GrXferProcessor::DstTexture* dstTexture,
-                                           const SkRect* drawBounds) {
+                                           const SkRect& batchBounds) {
+    SkRect bounds = batchBounds;
+    bounds.outset(0.5f, 0.5f);
+
     if (!pipelineBuilder.willXPNeedDstTexture(*this->caps(), colorPOI, coveragePOI)) {
         return true;
     }
@@ -71,20 +74,14 @@ bool GrDrawTarget::setupDstReadIfNecessary(const GrPipelineBuilder& pipelineBuil
     SkIRect copyRect;
     pipelineBuilder.clip().getConservativeBounds(rt, &copyRect);
 
-    if (drawBounds) {
-        SkIRect drawIBounds;
-        drawBounds->roundOut(&drawIBounds);
-        if (!copyRect.intersect(drawIBounds)) {
-#ifdef SK_DEBUG
-            GrCapsDebugf(fCaps, "Missed an early reject. "
-                         "Bailing on draw from setupDstReadIfNecessary.\n");
-#endif
-            return false;
-        }
-    } else {
+    SkIRect drawIBounds;
+    bounds.roundOut(&drawIBounds);
+    if (!copyRect.intersect(drawIBounds)) {
 #ifdef SK_DEBUG
-        //SkDebugf("No dev bounds when dst copy is made.\n");
+        GrCapsDebugf(fCaps, "Missed an early reject. "
+                        "Bailing on draw from setupDstReadIfNecessary.\n");
 #endif
+        return false;
     }
 
     // MSAA consideration: When there is support for reading MSAA samples in the shader we could
@@ -96,7 +93,6 @@ bool GrDrawTarget::setupDstReadIfNecessary(const GrPipelineBuilder& pipelineBuil
         desc.fConfig = rt->config();
     }
 
-
     desc.fWidth = copyRect.width();
     desc.fHeight = copyRect.height();
 
@@ -154,20 +150,11 @@ void GrDrawTarget::drawBatch(const GrPipelineBuilder& pipelineBuilder, GrDrawBat
         return;
     }
 
-    // Batch bounds are tight, so for dev copies
-    // TODO move this into setupDstReadIfNecessary when paths are in batch
-    SkRect bounds = batch->bounds();
-    bounds.outset(0.5f, 0.5f);
-
-    GrDrawTarget::PipelineInfo pipelineInfo(&pipelineBuilder, &scissorState, batch, &bounds,
-                                            this);
-
-    if (!pipelineInfo.valid()) {
-        return;
-    }
-    if (!batch->installPipeline(pipelineInfo.pipelineCreateArgs())) {
+    GrPipeline::CreateArgs args;
+    if (!this->installPipelineInDrawBatch(&pipelineBuilder, &scissorState, batch)) {
         return;
     }
+
     this->recordBatch(batch);
 }
 
@@ -282,13 +269,8 @@ void GrDrawTarget::drawPathBatch(const GrPipelineBuilder& pipelineBuilder,
     this->getPathStencilSettingsForFilltype(fill, sb, &stencilSettings);
     batch->setStencilSettings(stencilSettings);
 
-    GrDrawTarget::PipelineInfo pipelineInfo(&pipelineBuilder, &scissorState, batch,
-                                            &batch->bounds(), this);
-
-    if (!pipelineInfo.valid()) {
-        return;
-    }
-    if (!batch->installPipeline(pipelineInfo.pipelineCreateArgs())) {
+    GrPipeline::CreateArgs args;
+    if (!this->installPipelineInDrawBatch(&pipelineBuilder, &scissorState, batch)) {
         return;
     }
 
@@ -451,20 +433,26 @@ void GrDrawTarget::recordBatch(GrBatch* batch) {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-GrDrawTarget::PipelineInfo::PipelineInfo(const GrPipelineBuilder* pipelineBuilder,
-                                         const GrScissorState* scissor,
-                                         const GrDrawBatch* batch,
-                                         const SkRect* devBounds,
-                                         GrDrawTarget* target) {
-    fArgs.fPipelineBuilder = pipelineBuilder;
-    fArgs.fCaps = target->caps();
-    fArgs.fScissor = scissor;
-    fArgs.fColorPOI = fArgs.fPipelineBuilder->colorProcInfo(batch);
-    fArgs.fCoveragePOI = fArgs.fPipelineBuilder->coverageProcInfo(batch);
-    if (!target->setupDstReadIfNecessary(*fArgs.fPipelineBuilder, fArgs.fColorPOI,
-                                         fArgs.fCoveragePOI, &fArgs.fDstTexture, devBounds)) {
-        fArgs.fPipelineBuilder = nullptr;
+bool GrDrawTarget::installPipelineInDrawBatch(const GrPipelineBuilder* pipelineBuilder,
+                                              const GrScissorState* scissor,
+                                              GrDrawBatch* batch) {
+    GrPipeline::CreateArgs args;
+    args.fPipelineBuilder = pipelineBuilder;
+    args.fCaps = this->caps();
+    args.fScissor = scissor;
+    args.fColorPOI = pipelineBuilder->colorProcInfo(batch);
+    args.fCoveragePOI = pipelineBuilder->coverageProcInfo(batch);
+    if (!this->setupDstReadIfNecessary(*pipelineBuilder, args.fColorPOI,
+                                       args.fCoveragePOI, &args.fDstTexture,
+                                       batch->bounds())) {
+        return false;
     }
+
+    if (!batch->installPipeline(args)) {
+        return false;
+    }
+
+    return true;
 }
 
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/src/gpu/GrDrawTarget.h b/src/gpu/GrDrawTarget.h
index 059c1b3..63d6378 100644
--- a/src/gpu/GrDrawTarget.h
+++ b/src/gpu/GrDrawTarget.h
@@ -177,40 +177,28 @@ public:
 
     bool programUnitTest(GrContext* owner, int maxStages);
 
-    struct PipelineInfo {
-        PipelineInfo(const GrPipelineBuilder* pipelineBuilder, const GrScissorState* scissor,
-                     const GrDrawBatch* batch, const SkRect* devBounds,
-                     GrDrawTarget* target);
-
-        bool valid() const { return SkToBool(fArgs.fPipelineBuilder); }
-
-        const GrPipeline::CreateArgs& pipelineCreateArgs() const {
-            SkASSERT(this->valid());
-            return fArgs;
-        }
-
-    private:
-        GrPipeline::CreateArgs      fArgs;
-    };
-
 protected:
     GrGpu* getGpu() { return fGpu; }
     const GrGpu* getGpu() const { return fGpu; }
 
-    // Makes a copy of the dst if it is necessary for the draw. Returns false if a copy is required
-    // but couldn't be made. Otherwise, returns true.  This method needs to be protected because it
-    // needs to be accessed by GLPrograms to setup a correct drawstate
-    bool setupDstReadIfNecessary(const GrPipelineBuilder&,
-                                 const GrProcOptInfo& colorPOI,
-                                 const GrProcOptInfo& coveragePOI,
-                                 GrXferProcessor::DstTexture*,
-                                 const SkRect* drawBounds);
-
     void recordBatch(GrBatch*);
 
 private:
     SkSTArray<256, SkAutoTUnref<GrBatch>, true> fBatches;
 
+    bool installPipelineInDrawBatch(const GrPipelineBuilder* pipelineBuilder,
+                                    const GrScissorState* scissor,
+                                    GrDrawBatch* batch);
+
+    // Makes a copy of the dst if it is necessary for the draw. Returns false if a copy is required
+    // but couldn't be made. Otherwise, returns true.  This method needs to be protected because it
+    // needs to be accessed by GLPrograms to setup a correct drawstate
+    bool setupDstReadIfNecessary(const GrPipelineBuilder&,
+        const GrProcOptInfo& colorPOI,
+        const GrProcOptInfo& coveragePOI,
+        GrXferProcessor::DstTexture*,
+        const SkRect& batchBounds);
+
     void drawPathBatch(const GrPipelineBuilder& pipelineBuilder, GrDrawPathBatchBase* batch,
                        GrPathRendering::FillType fill);
     // Check to see if this set of draw commands has been sent out