Stop using fixed point recs for gradient positioning info

The fixed point gradient records are historical relics.  Instead of
round-tripping through FP, just use the float positions directly.

We can remove the recs completely in a follow-up, after rebaselining the
existing clients.

Change-Id: I85d1e0f469006de320dbc842f50e69bcbb3aa668
Reviewed-on: https://skia-review.googlesource.com/64102
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/shaders/gradients/SkGradientShaderPriv.h b/src/shaders/gradients/SkGradientShaderPriv.h
index 9aad102491..983c3ef124 100644
--- a/src/shaders/gradients/SkGradientShaderPriv.h
+++ b/src/shaders/gradients/SkGradientShaderPriv.h
@@ -125,6 +125,11 @@ private:
     };
     SkColor             fStorage[(kStorageSize + 3) >> 2];
 public:
+    SkScalar getPos(int i) const {
+        SkASSERT(i < fColorCount);
+        return fOrigPos ? fOrigPos[i] : SkIntToScalar(i) / (fColorCount - 1);
+    }
+
     SkColor*            fOrigColors;   // original colors, before modulation by paint in context.
     SkColor4f*          fOrigColors4f; // original colors, as linear floats
     SkScalar*           fOrigPos;      // original positions