1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef gl_Image_hpp 16 #define gl_Image_hpp 17 18 #include "Renderer/Surface.hpp" 19 20 #define _GDI32_ 21 #include <windows.h> 22 #include <GL/GL.h> 23 #include <GL/glext.h> 24 25 namespace gl 26 { 27 class Texture; 28 29 class Image : public sw::Surface 30 { 31 public: 32 Image(Texture *parentTexture, GLsizei width, GLsizei height, GLenum format, GLenum type); 33 Image(Texture *parentTexture, GLsizei width, GLsizei height, sw::Format internalFormat, int multiSampleDepth, bool lockable, bool renderTarget); 34 35 void loadImageData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, GLint unpackAlignment, const void *input); 36 void loadCompressedData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLsizei imageSize, const void *pixels); 37 38 void *lock(unsigned int left, unsigned int top, sw::Lock lock); 39 unsigned int getPitch() const; 40 void unlock(); 41 42 int getWidth(); 43 int getHeight(); 44 GLenum getFormat(); 45 GLenum getType(); 46 virtual sw::Format getInternalFormat(); 47 int getMultiSampleDepth(); 48 49 virtual void addRef(); 50 virtual void release(); 51 void unbind(); // Break parent ownership and release 52 53 static sw::Format selectInternalFormat(GLenum format, GLenum type); 54 55 private: 56 virtual ~Image(); 57 58 void loadAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 59 void loadAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 60 void loadAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 61 void loadLuminanceImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 62 void loadLuminanceFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 63 void loadLuminanceHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 64 void loadLuminanceAlphaImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 65 void loadLuminanceAlphaFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 66 void loadLuminanceAlphaHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 67 void loadRGBUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 68 void loadRGB565ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 69 void loadRGBFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 70 void loadRGBHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 71 void loadRGBAUByteImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 72 void loadRGBA4444ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 73 void loadRGBA5551ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 74 void loadRGBAFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 75 void loadRGBAHalfFloatImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 76 void loadBGRAImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 77 void loadD16ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 78 void loadD32ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer) const; 79 void loadD24S8ImageData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, int inputPitch, const void *input, void *buffer); 80 81 Texture *parentTexture; 82 83 const GLsizei width; 84 const GLsizei height; 85 const GLenum format; 86 const GLenum type; 87 const sw::Format internalFormat; 88 const int multiSampleDepth; 89 90 volatile int referenceCount; 91 }; 92 } 93 94 #endif // gl_Image_hpp 95
