| /* |
| * 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 SkM44; |
| |
| /** 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 setSkM44(UniformHandle, const SkM44&) const; |
| |
| protected: |
| GrGLSLProgramDataManager() {} |
| |
| private: |
| using INHERITED = SkNoncopyable; |
| }; |
| |
| #endif |