diff options
Diffstat (limited to 'libs/hwui/ProgramCache.cpp')
| -rw-r--r-- | libs/hwui/ProgramCache.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libs/hwui/ProgramCache.cpp b/libs/hwui/ProgramCache.cpp index f451690709f9..3ef2a716905d 100644 --- a/libs/hwui/ProgramCache.cpp +++ b/libs/hwui/ProgramCache.cpp @@ -334,8 +334,10 @@ const char* gFS_Main_ApplyColorOp[3] = { const char* gFS_Main_FragColor_HasRoundRectClip = " mediump vec2 fragToLT = roundRectInnerRectLTRB.xy - roundRectPos;\n" " mediump vec2 fragFromRB = roundRectPos - roundRectInnerRectLTRB.zw;\n" - " mediump vec2 dist = max(max(fragToLT, fragFromRB), vec2(0.0, 0.0));\n" - " mediump float linearDist = roundRectRadius - length(dist);\n" + + // divide + multiply by 128 to avoid falling out of range in length() function + " mediump vec2 dist = max(max(fragToLT, fragFromRB), vec2(0.0, 0.0)) / 128.0;\n" + " mediump float linearDist = roundRectRadius - (length(dist) * 128.0);\n" " gl_FragColor *= clamp(linearDist, 0.0, 1.0);\n"; const char* gFS_Main_DebugHighlight = |