Create helper functions to use in computeInvariantOutput calls

src/effects/SkTableColorFilter.cpp

 
 #include "SkBitmap.h"
 #include "SkTableColorFilter.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkUnPreMultiply.h"
 #include "SkString.h"
 
 class SkTable_ColorFilter : public SkColorFilter {
@@ skipping 386 matching lines @@
     return GrTBackendFragmentProcessorFactory<ColorTableEffect>::getInstance();
 }
 
 bool ColorTableEffect::onIsEqual(const GrProcessor& sBase) const {
     return this->texture(0) == sBase.texture(0);
 }
 
 void ColorTableEffect::onComputeInvariantOutput(InvariantOutput* inout) const {
     // If we kept the table in the effect then we could actually run known inputs through the
     // table.
+    uint8_t invalidateFlags = 0;
     if (fFlags & SkTable_ColorFilter::kR_Flag) {
-        inout->fValidFlags &= ~kR_GrColorComponentFlag;
+        invalidateFlags |= kR_GrColorComponentFlag;
     }
     if (fFlags & SkTable_ColorFilter::kG_Flag) {
-        inout->fValidFlags &= ~kG_GrColorComponentFlag;
+        invalidateFlags |= kG_GrColorComponentFlag;
     }
     if (fFlags & SkTable_ColorFilter::kB_Flag) {
-        inout->fValidFlags &= ~kB_GrColorComponentFlag;
+        invalidateFlags |= kB_GrColorComponentFlag;
     }
     if (fFlags & SkTable_ColorFilter::kA_Flag) {
-        inout->fValidFlags &= ~kA_GrColorComponentFlag;
+        invalidateFlags |= kA_GrColorComponentFlag;
     }
-    inout->fIsSingleComponent = false;
+    inout->invalidateComponents(invalidateFlags);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(ColorTableEffect);
 
 GrFragmentProcessor* ColorTableEffect::TestCreate(SkRandom* random,
                                                   GrContext* context,
                                                   const GrDrawTargetCaps&,
                                                   GrTexture* textures[]) {
@@ skipping 31 matching lines @@
 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256],
                                               const uint8_t tableR[256],
                                               const uint8_t tableG[256],
                                               const uint8_t tableB[256]) {
     return SkNEW_ARGS(SkTable_ColorFilter, (tableA, tableR, tableG, tableB));
 }
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END