hi10p+LUT bugfix

cc/output/shader.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/output/shader.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 2131 matching lines @@
         // Compress the yz coordinates so they stay within
         // [0.5 .. 31.5] / 32 (assuming a LUT size of 32^3)
         pos.yz = (pos.yz + vec2(0.5)) / size;
         pos.z = (pos.z + layer) / size;
         return mix(texture2D(sampler, pos.yz),
                    texture2D(sampler, pos.yz + vec2(0, 1.0 / size)),
                    pos.x - layer);
       }
 
       vec3 yuv2rgb(vec3 yuv) {
-        yuv = yuv * resource_multiplier - vec3(resource_offset);
+        yuv = (yuv - vec3(resource_offset)) * resource_multiplier;
         return LUT(lut_texture, yuv, 32.0).xyz;
       }
     });
   } else {
     head += "  uniform mat3 yuv_matrix;\n";
     head += "  uniform vec3 yuv_adj;\n";
     functions += SHADER0([]() {
       vec3 yuv2rgb(vec3 yuv) { return yuv_matrix * (yuv + yuv_adj); }
     });
   }
@@ skipping 89 matching lines @@
     void main() {
       vec4 d4 = min(edge_dist[0], edge_dist[1]);
       vec2 d2 = min(d4.xz, d4.yw);
       float aa = clamp(gl_FragCoord.w * min(d2.x, d2.y), 0.0, 1.0);
       gl_FragColor = color * aa;
     }
   });
 }
 
 }  // namespace cc