Make GrClipMaskManager stateless and push GrPipelineBuilder construction downstack

include/gpu/GrDrawContext.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrDrawContext_DEFINED
 #define GrDrawContext_DEFINED
 
@@ skipping 240 matching lines @@
                        const SkRect& dst);
 
     /**
      * Draws a batch
      *
      * @param paint    describes how to color pixels.
      * @param batch    the batch to draw
      */
     void drawBatch(const GrClip&, const GrPaint&, GrDrawBatch*);
 
+    bool isStencilBufferMultisampled() const {
+        return fRenderTarget->isStencilBufferMultisampled();
+    }
     bool hasMixedSamples() const { return fRenderTarget->hasMixedSamples(); }
 
     const GrSurfaceDesc& desc() const { return fRenderTarget->desc(); }
     int width() const { return fRenderTarget->width(); }
     int height() const { return fRenderTarget->height(); }
     GrPixelConfig config() const { return fRenderTarget->config(); }
     bool isUnifiedMultisampled() const { return fRenderTarget->isUnifiedMultisampled(); }
     int numColorSamples() const { return fRenderTarget->numColorSamples(); }
     bool isGammaCorrect() const { return fSurfaceProps.isGammaCorrect(); }
     const SkSurfaceProps& surfaceProps() const { return fSurfaceProps; }
 
     bool wasAbandoned() const;
 
     GrRenderTarget* accessRenderTarget() { return fRenderTarget.get(); }
 
     sk_sp<GrRenderTarget> renderTarget() { return fRenderTarget; }
 
     sk_sp<GrTexture> asTexture() { return sk_ref_sp(fRenderTarget->asTexture()); }
 
     // Provides access to functions that aren't part of the public API.
     GrDrawContextPriv drawContextPriv();
     const GrDrawContextPriv drawContextPriv() const;
 
+    GrAuditTrail* auditTrail() { return fAuditTrail; }
+
 protected:
     GrDrawContext(GrContext*, GrDrawingManager*, sk_sp<GrRenderTarget>,
                   const SkSurfaceProps* surfaceProps, GrAuditTrail*, GrSingleOwner*);
 
     GrDrawingManager* drawingManager() { return fDrawingManager; }
-    GrAuditTrail* auditTrail() { return fAuditTrail; }
 
     SkDEBUGCODE(GrSingleOwner* singleOwner() { return fSingleOwner; })
     SkDEBUGCODE(void validate() const;)
 
 private:
     friend class GrAtlasTextBlob; // for access to drawBatch
     friend class GrStencilAndCoverTextContext; // for access to drawBatch
     friend class GrDrawingManager; // for ctor
     friend class GrDrawContextPriv;
     friend class GrTestTarget;  // for access to getDrawTarget
+    friend class GrSWMaskHelper;                 // for access to drawBatch
+    friend class GrClipMaskManager;              // for access to drawBatch
+
+    // All the path renderers currently make their own batches
+    friend class GrSoftwarePathRenderer;         // for access to drawBatch
+    friend class GrAAConvexPathRenderer;         // for access to drawBatch
+    friend class GrDashLinePathRenderer;         // for access to drawBatch
+    friend class GrAAHairLinePathRenderer;       // for access to drawBatch
+    friend class GrAALinearizingConvexPathRenderer;  // for access to drawBatch
+    friend class GrAADistanceFieldPathRenderer;  // for access to drawBatch
+    friend class GrDefaultPathRenderer;          // for access to drawBatch
+    friend class GrPLSPathRenderer;              // for access to drawBatch
+    friend class GrMSAAPathRenderer;             // for access to drawBatch
+    friend class GrStencilAndCoverPathRenderer;  // for access to drawBatch
+    friend class GrTessellatingPathRenderer;     // for access to drawBatch
 
     bool drawFilledDRRect(const GrClip& clip,
                           const GrPaint& paint,
                           const SkMatrix& viewMatrix,
                           const SkRRect& origOuter,
                           const SkRRect& origInner);
 
     GrDrawBatch* getFillRectBatch(const GrPaint& paint,
                                   const SkMatrix& viewMatrix,
                                   const SkRect& rect);
 
     void internalDrawPath(const GrClip& clip,
                           const GrPaint& paint,
                           const SkMatrix& viewMatrix,
                           const SkPath& path,
                           const GrStyle& style);
 
     // This entry point allows the GrTextContext-derived classes to add their batches to
     // the drawTarget.
-    void drawBatch(GrPipelineBuilder* pipelineBuilder, const GrClip&, GrDrawBatch* batch);
+    void drawBatch(const GrPipelineBuilder& pipelineBuilder, const GrClip&, GrDrawBatch* batch);
 
     GrDrawTarget* getDrawTarget();
 
     GrDrawingManager*                 fDrawingManager;
     sk_sp<GrRenderTarget>             fRenderTarget;
 
     // In MDB-mode the drawTarget can be closed by some other drawContext that has picked
     // it up. For this reason, the drawTarget should only ever be accessed via 'getDrawTarget'.
     GrDrawTarget*                     fDrawTarget;
     SkAutoTDelete<GrAtlasTextContext> fAtlasTextContext;
     GrContext*                        fContext;
 
     SkSurfaceProps                    fSurfaceProps;
     GrAuditTrail*                     fAuditTrail;
 
     // In debug builds we guard against improper thread handling
     SkDEBUGCODE(mutable GrSingleOwner* fSingleOwner;)
 };
 
 #endif