1 files changed, 50 insertions, 0 deletions
diff --git a/gfx/skia/skia/src/shaders/gradients/SkLinearGradient.h b/gfx/skia/skia/src/shaders/gradients/SkLinearGradient.h
new file mode 100644
index 0000000000..48a340ed1c
--- /dev/null
+++ b/gfx/skia/skia/src/shaders/gradients/SkLinearGradient.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkLinearGradient_DEFINED
+#define SkLinearGradient_DEFINED
+
+#include "src/shaders/gradients/SkGradientShaderBase.h"
+
+class SkLinearGradient final : public SkGradientShaderBase {
+public:
+    SkLinearGradient(const SkPoint pts[2], const Descriptor&);
+
+    GradientType asGradient(GradientInfo* info, SkMatrix* localMatrix) const override;
+#if defined(SK_GANESH)
+    std::unique_ptr<GrFragmentProcessor> asFragmentProcessor(const GrFPArgs&,
+                                                             const MatrixRec&) const override;
+#endif
+#if defined(SK_GRAPHITE)
+    void addToKey(const skgpu::graphite::KeyContext&,
+                  skgpu::graphite::PaintParamsKeyBuilder*,
+                  skgpu::graphite::PipelineDataGatherer*) const override;
+#endif
+
+protected:
+    SkLinearGradient(SkReadBuffer& buffer);
+    void flatten(SkWriteBuffer& buffer) const override;
+
+    void appendGradientStages(SkArenaAlloc* alloc, SkRasterPipeline* tPipeline,
+                              SkRasterPipeline* postPipeline) const final;
+
+    skvm::F32 transformT(skvm::Builder*, skvm::Uniforms*,
+                         skvm::Coord coord, skvm::I32* mask) const final;
+
+private:
+    friend void ::SkRegisterLinearGradientShaderFlattenable();
+    SK_FLATTENABLE_HOOKS(SkLinearGradient)
+
+    class LinearGradient4fContext;
+
+    friend class SkGradientShader;
+    using INHERITED = SkGradientShaderBase;
+    const SkPoint fStart;
+    const SkPoint fEnd;
+};
+
+#endif