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- /*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef GrGLSLProgramDataManager_DEFINED
- #define GrGLSLProgramDataManager_DEFINED
- #include "include/core/SkTypes.h"
- #include "include/private/SkNoncopyable.h"
- #include "src/gpu/GrResourceHandle.h"
- class SkMatrix;
- class SkMatrix44;
- /** Manages the resources used by a shader program.
- * The resources are objects the program uses to communicate with the
- * application code.
- */
- class GrGLSLProgramDataManager : SkNoncopyable {
- public:
- GR_DEFINE_RESOURCE_HANDLE_CLASS(UniformHandle);
- virtual ~GrGLSLProgramDataManager() {}
- /** Functions for uploading uniform values. The varities ending in v can be used to upload to an
- * array of uniforms. arrayCount must be <= the array count of the uniform.
- */
- virtual void set1i(UniformHandle, int32_t) const = 0;
- virtual void set1iv(UniformHandle, int arrayCount, const int v[]) const = 0;
- virtual void set1f(UniformHandle, float v0) const = 0;
- virtual void set1fv(UniformHandle, int arrayCount, const float v[]) const = 0;
- virtual void set2i(UniformHandle, int32_t, int32_t) const = 0;
- virtual void set2iv(UniformHandle, int arrayCount, const int v[]) const = 0;
- virtual void set2f(UniformHandle, float, float) const = 0;
- virtual void set2fv(UniformHandle, int arrayCount, const float v[]) const = 0;
- virtual void set3i(UniformHandle, int32_t, int32_t, int32_t) const = 0;
- virtual void set3iv(UniformHandle, int arrayCount, const int v[]) const = 0;
- virtual void set3f(UniformHandle, float, float, float) const = 0;
- virtual void set3fv(UniformHandle, int arrayCount, const float v[]) const = 0;
- virtual void set4i(UniformHandle, int32_t, int32_t, int32_t, int32_t) const = 0;
- virtual void set4iv(UniformHandle, int arrayCount, const int v[]) const = 0;
- virtual void set4f(UniformHandle, float, float, float, float) const = 0;
- virtual void set4fv(UniformHandle, int arrayCount, const float v[]) const = 0;
- // matrices are column-major, the first three upload a single matrix, the latter three upload
- // arrayCount matrices into a uniform array.
- virtual void setMatrix2f(UniformHandle, const float matrix[]) const = 0;
- virtual void setMatrix3f(UniformHandle, const float matrix[]) const = 0;
- virtual void setMatrix4f(UniformHandle, const float matrix[]) const = 0;
- virtual void setMatrix2fv(UniformHandle, int arrayCount, const float matrices[]) const = 0;
- virtual void setMatrix3fv(UniformHandle, int arrayCount, const float matrices[]) const = 0;
- virtual void setMatrix4fv(UniformHandle, int arrayCount, const float matrices[]) const = 0;
- // convenience method for uploading a SkMatrix to a 3x3 matrix uniform
- void setSkMatrix(UniformHandle, const SkMatrix&) const;
- // convenience method for uploading a SkMatrix to a 4x4 matrix uniform
- void setSkMatrix44(UniformHandle, const SkMatrix44&) const;
- // for nvpr only
- GR_DEFINE_RESOURCE_HANDLE_CLASS(VaryingHandle);
- virtual void setPathFragmentInputTransform(VaryingHandle u, int components,
- const SkMatrix& matrix) const = 0;
- protected:
- GrGLSLProgramDataManager() {}
- private:
- typedef SkNoncopyable INHERITED;
- };
- #endif
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