builder->fsCodeAppendf("\t%s = %s.bgra;\n", outputColor, outputColor);
} else {
const char* swiz = fSwapRedAndBlue ? "bgr" : "rgb";
- const char* outputColorH = "outputColorH";
switch (fPMConversion) {
case GrConfigConversionEffect::kMulByAlpha_RoundUp_PMConversion:
builder->fsCodeAppendf(
builder->fsCodeAppendf("\t\t%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(floor(%s.%s / %s.a * 255.0) / 255.0, %s.a);\n",
outputColor, outputColor, outputColor, swiz, outputColor, outputColor);
break;
- case GrConfigConversionEffect::kMulByAlpha_RoundUp_HIGHP_PMConversion:
- builder->fsCodeAppendf("\thighp vec4 %s;\n", outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColorH, outputColor);
- builder->fsCodeAppendf(
- "\t\t%s = vec4(ceil(%s.%s * %s.a * 255.0) / 255.0, %s.a);\n",
- outputColorH, outputColorH, swiz, outputColorH, outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColor, outputColorH);
- break;
- case GrConfigConversionEffect::kMulByAlpha_RoundDown_HIGHP_PMConversion:
- builder->fsCodeAppendf("\thighp vec4 %s;\n", outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColorH, outputColor);
- builder->fsCodeAppendf(
- "\t\t%s = vec4(floor(%s.%s * %s.a * 255.0) / 255.0, %s.a);\n",
- outputColorH, outputColorH, swiz, outputColorH, outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColor, outputColorH);
- break;
- case GrConfigConversionEffect::kDivByAlpha_RoundUp_HIGHP_PMConversion:
- builder->fsCodeAppendf("\thighp vec4 %s;\n", outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColorH, outputColor);
- builder->fsCodeAppendf("\t\t%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(ceil(%s.%s / %s.a * 255.0) / 255.0, %s.a);\n",
- outputColorH, outputColorH, outputColorH, swiz, outputColorH, outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColor, outputColorH);
- break;
- case GrConfigConversionEffect::kDivByAlpha_RoundDown_HIGHP_PMConversion:
- builder->fsCodeAppendf("\thighp vec4 %s;\n", outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColorH, outputColor);
- builder->fsCodeAppendf("\t\t%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(floor(%s.%s / %s.a * 255.0) / 255.0, %s.a);\n",
- outputColorH, outputColorH, outputColorH, swiz, outputColorH, outputColorH);
- builder->fsCodeAppendf("\t\t%s = %s;\n", outputColor, outputColorH);
- break;
default:
SkFAIL("Unknown conversion op.");
break;
static const PMConversion kConversionRules[][2] = {
{kDivByAlpha_RoundDown_PMConversion, kMulByAlpha_RoundUp_PMConversion},
{kDivByAlpha_RoundUp_PMConversion, kMulByAlpha_RoundDown_PMConversion},
- {kDivByAlpha_RoundDown_HIGHP_PMConversion, kMulByAlpha_RoundUp_HIGHP_PMConversion},
- {kDivByAlpha_RoundUp_HIGHP_PMConversion, kMulByAlpha_RoundDown_HIGHP_PMConversion},
};
GrContext::AutoWideOpenIdentityDraw awoid(context, NULL);