fold params into StageRec

pre-CL before trying to add a hint-rect field to allow shaders to "optimize"
their stages for a given restriction in device space
- e.g. if the shader's intrinsic domain is contained, it won't need to tile/clamp


Bug: skia:
Change-Id: Ia2da557691da25f31e4b9e3f53c3bc6709b89083
Reviewed-on: https://skia-review.googlesource.com/40224
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Reed <reed@google.com>

1 files changed, 5 insertions, 14 deletions

diff --git a/src/shaders/SkColorShader.cpp b/src/shaders/SkColorShader.cpp
index 33ebc53f3f..53bc94e11e 100644
--- a/src/shaders/SkColorShader.cpp
+++ b/src/shaders/SkColorShader.cpp
@@ -245,22 +245,13 @@ sk_sp<SkShader> SkShader::MakeColorShader(const SkColor4f& color, sk_sp<SkColorS
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
-bool SkColorShader::onAppendStages(SkRasterPipeline* p,
-                                   SkColorSpace* dst,
-                                   SkArenaAlloc* scratch,
-                                   const SkMatrix&,
-                                   const SkPaint&,
-                                   const SkMatrix*) const {
-    p->append_constant_color(scratch, SkPM4f_from_SkColor(fColor, dst));
+bool SkColorShader::onAppendStages(const StageRec& rec) const {
+    rec.fPipeline->append_constant_color(rec.fAlloc, SkPM4f_from_SkColor(fColor, rec.fDstCS));
     return true;
 }
 
-bool SkColor4Shader::onAppendStages(SkRasterPipeline* p,
-                                    SkColorSpace* dst,
-                                    SkArenaAlloc* scratch,
-                                    const SkMatrix&,
-                                    const SkPaint&,
-                                    const SkMatrix*) const {
-    p->append_constant_color(scratch, to_colorspace(fColor4, fColorSpace.get(), dst).premul());
+bool SkColor4Shader::onAppendStages(const StageRec& rec) const {
+    rec.fPipeline->append_constant_color(
+                     rec.fAlloc, to_colorspace(fColor4, fColorSpace.get(), rec.fDstCS).premul());
     return true;
 }