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Unified Diff: src/core/SkLightingShader.h

Issue 2068983005: Revert of Refactoring of GPU NormalMap handling out into its own class (Closed) Base URL: https://skia.googlesource.com/skia@master
Patch Set: Created 4 years, 6 months ago
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Index: src/core/SkLightingShader.h
diff --git a/src/core/SkLightingShader.h b/src/core/SkLightingShader.h
index 6301eeeea13595919e5626829ac36134e93ccbe3..f25b30342a70699506cc03a5ffbc786e1e620207 100644
--- a/src/core/SkLightingShader.h
+++ b/src/core/SkLightingShader.h
@@ -16,58 +16,6 @@
class SK_API SkLightingShader {
public:
- /** Abstract class that generates or reads in normals for use by SkLightingShader. Currently
- implements the GPU side only. Not to be used as part of the API yet. Used internally by
- SkLightingShader.
- */
- class NormalSource : public SkFlattenable {
- public:
- virtual ~NormalSource();
-
-#if SK_SUPPORT_GPU
-
- /** Returns a fragment processor that takes no input and outputs a normal (already rotated)
- as its output color. To be used as a child fragment processor.
- */
- virtual sk_sp<GrFragmentProcessor> asFragmentProcessor(
- GrContext* context,
- const SkMatrix& viewM,
- const SkMatrix* localMatrix,
- SkFilterQuality filterQuality,
- SkSourceGammaTreatment gammaTreatment) const = 0;
-#endif
-
- SK_DEFINE_FLATTENABLE_TYPE(NormalSource)
- };
-
- /** Returns a normal source that provides normals sourced from the the normal map argument.
- Not to be used as part of the API yet. Used internally by SkLightingShader.
-
- @param normal the normal map
- @param invNormRotation rotation applied to the normal map's normals
- @param normLocalM the local matrix for the normal map
-
- nullptr will be returned if
- 'normal' is empty
- 'normal' too big (> 65535 on either side)
-
- The normal map is currently assumed to be an 8888 image where the normal at a texel
- is retrieved by:
- N.x = R-127;
- N.y = G-127;
- N.z = B-127;
- N.normalize();
- The +Z axis is thus encoded in RGB as (127, 127, 255) while the -Z axis is
- (127, 127, 0).
- */
- class NormalMapSource {
- public:
- static sk_sp<NormalSource> Make(const SkBitmap& normal, const SkVector& invNormRotation,
- const SkMatrix* normLocalM);
-
- SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP()
- };
-
/** Returns a shader that lights the diffuse and normal maps with a set of lights.
It returns a shader with a reference count of 1.
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