xbmc/guilib/TextureGLES.h

   1 /*
   2  *  Copyright (C) 2024 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 "Texture.h"
  12
  13 #include "system_gl.h"
  14
  15 struct TextureFormat
  16 {
  17   GLenum internalFormat{GL_FALSE};
  18   GLenum internalFormatSRGB{GL_FALSE};
  19   GLint format{GL_FALSE};
  20   GLenum type{GL_UNSIGNED_BYTE};
  21 };
  22
  23 struct TextureSwizzle
  24 {
  25   GLint r{GL_RED};
  26   GLint g{GL_GREEN};
  27   GLint b{GL_BLUE};
  28   GLint a{GL_ALPHA};
  29 };
  30
  31 class CGLESTexture : public CTexture
  32 {
  33 public:
  34   CGLESTexture(unsigned int width = 0, unsigned int height = 0, XB_FMT format = XB_FMT_A8R8G8B8);
  35   ~CGLESTexture() override;
  36
  37   void CreateTextureObject() override;
  38   void DestroyTextureObject() override;
  39   void LoadToGPU() override;
  40   void BindToUnit(unsigned int unit) override;
  41   bool SupportsFormat(KD_TEX_FMT textureFormat, KD_TEX_SWIZ textureSwizzle) override;
  42
  43 protected:
  44   void SetSwizzle(bool swapRB);
  45   void SwapBlueRedSwizzle(GLint& component);
  46   TextureFormat GetFormatGLES20(KD_TEX_FMT textureFormat);
  47   TextureFormat GetFormatGLES30(KD_TEX_FMT textureFormat);
  48
  49   GLuint m_texture = 0;
  50   bool m_isGLESVersion30orNewer{false};
  51 };