initial changes to add local matrix to primitive processor

BUG=skia:

Review URL: https://codereview.chromium.org/820523002

2 files changed, 6 insertions, 10 deletions

diff --git a/include/gpu/GrFragmentProcessor.h b/include/gpu/GrFragmentProcessor.h
index 0c155996d5..fe6e6faf14 100644
--- a/include/gpu/GrFragmentProcessor.h
+++ b/include/gpu/GrFragmentProcessor.h
@@ -25,7 +25,8 @@ public:
     GrFragmentProcessor()
         : INHERITED()
         , fWillReadDstColor(false)
-        , fWillUseInputColor(true) {}
+        , fWillUseInputColor(true)
+        , fUsesLocalCoords(false) {}
 
     /** Implemented using GLFragmentProcessor::GenKey as described in this class's comment. */
     virtual void getGLProcessorKey(const GrGLCaps& caps,
@@ -52,6 +53,9 @@ public:
     /** Will this prceossor read the source color value? */
     bool willUseInputColor() const { return fWillUseInputColor; }
 
+    /** Do any of the coordtransforms for this processor require local coords? */
+    bool usesLocalCoords() const { return fUsesLocalCoords; }
+
     /** Returns true if this and other processor conservatively draw identically. It can only return
         true when the two processor are of the same subclass (i.e. they return the same object from
         from getFactory()).
@@ -130,6 +134,7 @@ private:
     SkSTArray<4, const GrCoordTransform*, true>  fCoordTransforms;
     bool                                         fWillReadDstColor;
     bool                                         fWillUseInputColor;
+    bool                                         fUsesLocalCoords;
 
     typedef GrProcessor INHERITED;
 };
diff --git a/include/gpu/GrPaint.h b/include/gpu/GrPaint.h
index 41b838cb35..d60b47ffc3 100644
--- a/include/gpu/GrPaint.h
+++ b/include/gpu/GrPaint.h
@@ -151,15 +151,6 @@ public:
      * DO NOT USE THESE
      * TODO Remove remaining use cases and delete these
      */
-    void localCoordChange(const SkMatrix& oldToNew) {
-        for (int i = 0; i < fColorStages.count(); ++i) {
-            fColorStages[i].localCoordChange(oldToNew);
-        }
-        for (int i = 0; i < fCoverageStages.count(); ++i) {
-            fCoverageStages[i].localCoordChange(oldToNew);
-        }
-    }
-
     bool localCoordChangeInverse(const SkMatrix& newToOld) {
         SkMatrix oldToNew;
         bool computed = false;