165     GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;  in emitKernelBlock()  local
172         fragBuilder->codeAppendf("for (int i = 0; i < %d; ++i)", (int)kernelArea);  in emitKernelBlock()
175     GrGLSLShaderBuilder::ShaderBlock block(fragBuilder);  in emitKernelBlock()
177     fragBuilder->codeAppend("half k;");  in emitKernelBlock()
178     fragBuilder->codeAppend("half2 sourceOffset;");  in emitKernelBlock()
182         fragBuilder->codeAppendf("k = %s.w + %s;", kernelSample.c_str(), kernelBias);  in emitKernelBlock()
183         fragBuilder->codeAppendf("sourceOffset.y = floor(half(i) / %d);", kernelWidth);  in emitKernelBlock()
184         fragBuilder->codeAppendf("sourceOffset.x = half(i) - sourceOffset.y * %d;", kernelWidth);  in emitKernelBlock()
186         fragBuilder->codeAppendf("sourceOffset = half2(%d, %d);", loc.x(), loc.y());  in emitKernelBlock()
189         fragBuilder->codeAppendf("k = %s[%d][%d];", kernel, offset / 4, offset & 0x3);  in emitKernelBlock()
193     fragBuilder->codeAppendf("half4 c = %s;", sample.c_str());  in emitKernelBlock()
195         fragBuilder->codeAppend("c = unpremul(c);");  in emitKernelBlock()
196         fragBuilder->codeAppend("c.rgb = saturate(c.rgb);");  in emitKernelBlock()
198     fragBuilder->codeAppend("sum += c * k;");  in emitKernelBlock()
227     GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;  in emitCode()  local
228     fragBuilder->codeAppend("half4 sum = half4(0);");  in emitCode()
229     fragBuilder->codeAppendf("float2 coord = %s - %s;", args.fSampleCoord, kernelOffset);  in emitCode()
241     fragBuilder->codeAppendf("half4 color;");  in emitCode()
243         fragBuilder->codeAppendf("color = sum * %s + %s;", gain, bias);  in emitCode()
244         fragBuilder->codeAppendf("color.a = saturate(color.a);");  in emitCode()
245         fragBuilder->codeAppendf("color.rgb = clamp(color.rgb, 0.0, color.a);");  in emitCode()
248         fragBuilder->codeAppendf("half4 c = %s;", sample.c_str());  in emitCode()
249         fragBuilder->codeAppendf("color.a = c.a;");  in emitCode()
250         fragBuilder->codeAppendf("color.rgb = saturate(sum.rgb * %s + %s);", gain, bias);  in emitCode()
251         fragBuilder->codeAppendf("color.rgb *= color.a;");  in emitCode()
253     fragBuilder->codeAppendf("return color;");  in emitCode()