65     GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;  in emitCode()  local
66     SkString coords2D = fragBuilder->ensureCoords2D(args.fTransformedCoords[0]);  in emitCode()
67     fragBuilder->codeAppend("half4 sum = half4(0, 0, 0, 0);");  in emitCode()
68 …  fragBuilder->codeAppendf("float2 coord = %s - %s * %s;", coords2D.c_str(), kernelOffset, imgInc);  in emitCode()
69     fragBuilder->codeAppend("half4 c;");  in emitCode()
74             GrGLSLShaderBuilder::ShaderBlock block(fragBuilder);  in emitCode()
77             fragBuilder->codeAppendf("half k = %s[%d]%s;", kernel, offset / 4,  in emitCode()
81             fDomain.sampleTexture(fragBuilder,  in emitCode()
89                 fragBuilder->codeAppend("c.rgb /= c.a;");  in emitCode()
90                 fragBuilder->codeAppend("c.rgb = saturate(c.rgb);");  in emitCode()
92             fragBuilder->codeAppend("sum += c * k;");  in emitCode()
96         fragBuilder->codeAppendf("%s = sum * %s + %s;", args.fOutputColor, gain, bias);  in emitCode()
97         fragBuilder->codeAppendf("%s.a = saturate(%s.a);", args.fOutputColor, args.fOutputColor);  in emitCode()
98         fragBuilder->codeAppendf("%s.rgb = clamp(%s.rgb, 0.0, %s.a);",  in emitCode()
101         fDomain.sampleTexture(fragBuilder,  in emitCode()
108         fragBuilder->codeAppendf("%s.a = c.a;", args.fOutputColor);  in emitCode()
109 …  fragBuilder->codeAppendf("%s.rgb = saturate(sum.rgb * %s + %s);", args.fOutputColor, gain, bias);  in emitCode()
110         fragBuilder->codeAppendf("%s.rgb *= %s.a;", args.fOutputColor, args.fOutputColor);  in emitCode()
112     fragBuilder->codeAppendf("%s *= %s;\n", args.fOutputColor, args.fInputColor);  in emitCode()