text: /*
   * Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #ifndef PAINTEROGL1_H
  #define PAINTEROGL1_H
  
  #define PAINTER_OGL1
  
  #include "painter.h"
  
  /**
   * Painter using OpenGL 1.1 fixed-function rendering pipeline,
   * compatible with OpenGL ES 1.0 and intended to be used on
   * older graphics cards. Shaders are not available
   * for this painter engine.
   */
  class PainterOGL1 : public Painter
  {
  public:
      enum MatrixMode {
          MatrixProjection = 0x1701, //GL_PROJECTION
          MatrixTexture = 0x1702, //GL_TEXTURE
      };
  
      PainterOGL1();
  
      void bind();
      void unbind();
  
      void refreshState();
  
      void drawCoords(CoordsBuffer& coordsBuffer, DrawMode drawMode = Triangles);
      void drawTextureCoords(CoordsBuffer& coordsBuffer, const TexturePtr& texture);
      void drawTexturedRect(const Rect& dest, const TexturePtr& texture, const Rect& src);
      void drawRepeatedTexturedRect(const Rect& dest, const TexturePtr& texture, const Rect& src);
      void drawFilledRect(const Rect& dest);
      void drawFilledTriangle(const Point& a, const Point& b, const Point& c);
      void drawBoundingRect(const Rect& dest, int innerLineWidth);
  
      void setMatrixMode(MatrixMode matrixMode);
      void setProjectionMatrix(const Matrix3& projectionMatrix);
      void setTextureMatrix(const Matrix3& textureMatrix);
      void setColor(const Color& color);
      void setOpacity(float opacity);
  
      bool hasShaders() { return false; }
  
  private:
      void updateGlColor();
      void updateGlMatrixMode();
      void updateGlProjectionMatrix();
      void updateGlTextureMatrix();
      void updateGlTextureState();
  
      GLenum m_matrixMode;
      Boolean<false> m_textureEnabled;
  };
  
  extern PainterOGL1 *g_painterOGL1;
  
  #endif
  