Revert "Revert "Revert "Switched highp float to highfloat and mediump float to half."""

This reverts commit 05d5a13fea6246648de7e41358ed338d53c85ea2.

Reason for revert: looks like it broke filterfastbounds

Original change's description:
> Revert "Revert "Switched highp float to highfloat and mediump float to half.""
> 
> This reverts commit 1d816b92bb7cf2258007f3f74ffd143b89f25d01.
> 
> Bug: skia:
> Change-Id: I388b5e5e9bf619db48297a80c9a80c039f26c9f1
> Reviewed-on: https://skia-review.googlesource.com/46464
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Commit-Queue: Ethan Nicholas <ethannicholas@google.com>

TBR=bsalomon@google.com,ethannicholas@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: skia:
Change-Id: Iddf6aef2ab084aa73da7ceebdfc303a1d2b80cde
Reviewed-on: https://skia-review.googlesource.com/47441
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/src/gpu/effects/GrBitmapTextGeoProc.cpp b/src/gpu/effects/GrBitmapTextGeoProc.cpp
index dfdd5addc1..2d665c50cb 100644
--- a/src/gpu/effects/GrBitmapTextGeoProc.cpp
+++ b/src/gpu/effects/GrBitmapTextGeoProc.cpp
@@ -32,13 +32,13 @@ public:
 
         const char* atlasSizeInvName;
         fAtlasSizeInvUniform = uniformHandler->addUniform(kVertex_GrShaderFlag,
-                                                          kHighFloat2_GrSLType,
+                                                          kVec2f_GrSLType,
                                                           kHigh_GrSLPrecision,
                                                           "AtlasSizeInv",
                                                           &atlasSizeInvName);
 
-        GrGLSLVertToFrag uv(kHighFloat2_GrSLType);
-        GrGLSLVertToFrag texIdx(kHalf_GrSLType);
+        GrGLSLVertToFrag uv(kVec2f_GrSLType);
+        GrGLSLVertToFrag texIdx(kFloat_GrSLType);
         append_index_uv_varyings(args, btgp.inTextureCoords()->fName, atlasSizeInvName,
                                  &uv, &texIdx, nullptr);
 
@@ -63,14 +63,14 @@ public:
                              btgp.localMatrix(),
                              args.fFPCoordTransformHandler);
 
-        fragBuilder->codeAppend("half4 texColor;");
+        fragBuilder->codeAppend("float4 texColor;");
         append_multitexture_lookup(args, btgp.numTextureSamplers(),
                                    texIdx, uv.fsIn(), "texColor");
 
         if (btgp.maskFormat() == kARGB_GrMaskFormat) {
             // modulate by color
             fragBuilder->codeAppendf("%s = %s * texColor;", args.fOutputColor, args.fOutputColor);
-            fragBuilder->codeAppendf("%s = half4(1);", args.fOutputCoverage);
+            fragBuilder->codeAppendf("%s = float4(1);", args.fOutputCoverage);
         } else {
             fragBuilder->codeAppendf("%s = texColor;", args.fOutputCoverage);
         }