xbmc/rendering/gles/GLESShader.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "guilib/Shader.h"
  12
  13 #include <string>
  14
  15 class CGLESShader : public Shaders::CGLSLShaderProgram
  16 {
  17 public:
  18   CGLESShader(const char* shader, const std::string& prefix);
  19   CGLESShader(const char* vshader, const char* fshader, const std::string& prefix);
  20   void OnCompiledAndLinked() override;
  21   bool OnEnabled() override;
  22   void Free();
  23
  24   GLint GetPosLoc()   { return m_hPos;   }
  25   GLint GetColLoc()   { return m_hCol;   }
  26   GLint GetCord0Loc() { return m_hCord0; }
  27   GLint GetCord1Loc() { return m_hCord1; }
  28   GLint GetDepthLoc() { return m_hDepth; }
  29   GLint GetUniColLoc() { return m_hUniCol; }
  30   GLint GetCoord0MatrixLoc() { return m_hCoord0Matrix; }
  31   GLint GetFieldLoc() { return m_hField; }
  32   GLint GetStepLoc() { return m_hStep; }
  33   GLint GetContrastLoc() { return m_hContrast; }
  34   GLint GetBrightnessLoc() { return m_hBrightness; }
  35   GLint GetModelLoc() { return m_hModel; }
  36   GLint GetMatrixLoc() { return m_hMatrix; }
  37   GLint GetShaderClipLoc() { return m_hShaderClip; }
  38   GLint GetShaderCoordStepLoc() { return m_hCoordStep; }
  39   bool HardwareClipIsPossible() { return m_clipPossible; }
  40   GLfloat GetClipXFactor() { return m_clipXFactor; }
  41   GLfloat GetClipXOffset() { return m_clipXOffset; }
  42   GLfloat GetClipYFactor() { return m_clipYFactor; }
  43   GLfloat GetClipYOffset() { return m_clipYOffset; }
  44
  45 protected:
  46   GLint m_hTex0 = 0;
  47   GLint m_hTex1 = 0;
  48   GLint m_hUniCol = 0;
  49   GLint m_hProj = 0;
  50   GLint m_hModel = 0;
  51   GLint m_hMatrix{0}; // m_hProj * m_hModel
  52   GLint m_hShaderClip{0}; // clipping rect vec4(x1,y1,x2,y2)
  53   GLint m_hCoordStep{0}; // step (1/resolution) for the two textures vec4(t1.x,t1.y,t2.x,t2.y)
  54   GLint m_hPos = 0;
  55   GLint m_hCol = 0;
  56   GLint m_hCord0 = 0;
  57   GLint m_hCord1 = 0;
  58   GLint m_hCoord0Matrix = 0;
  59   GLint m_hField = 0;
  60   GLint m_hStep = 0;
  61   GLint m_hContrast = 0;
  62   GLint m_hBrightness = 0;
  63   GLint m_hDepth = 0;
  64
  65   const GLfloat *m_proj;
  66   const GLfloat *m_model;
  67
  68   bool m_clipPossible;
  69   GLfloat m_clipXFactor;
  70   GLfloat m_clipXOffset;
  71   GLfloat m_clipYFactor;
  72   GLfloat m_clipYOffset;
  73
  74   GLfloat m_sdrPeak;
  75 };