169         end;

   169         end;

   170 

   170 

   171     PTexture = ^TTexture;

   171     PTexture = ^TTexture;

   172     TTexture = record

   172     TTexture = record

   173             id: GLuint;

   173             id: GLuint;

   175             rx, ry: GLfloat;

   175             rx, ry: GLfloat;

   176             priority: GLfloat;

   176             priority: GLfloat;

   177             vb, tb: array [0..3] of TVertex2f;

   177             vb, tb: array [0..3] of TVertex2f;

   178             PrevTexture, NextTexture: PTexture;

   178             PrevTexture, NextTexture: PTexture;

   179             end;

   179             end;

   218     ifNone        = $00000000;  // nothing special

   218     ifNone        = $00000000;  // nothing special

   219     ifAlpha       = $00000001;  // use alpha channel (unused right now?)

   219     ifAlpha       = $00000001;  // use alpha channel (unused right now?)

   220     ifCritical    = $00000002;  // image is critical for gameplay (exit game if unable to load)

   220     ifCritical    = $00000002;  // image is critical for gameplay (exit game if unable to load)

   221     ifTransparent = $00000004;  // image uses transparent pixels (color keying)

   221     ifTransparent = $00000004;  // image uses transparent pixels (color keying)

   222     ifIgnoreCaps  = $00000008;  // ignore hardware capabilities when loading (i.e. image will not be drawn using OpenGL)

   222     ifIgnoreCaps  = $00000008;  // ignore hardware capabilities when loading (i.e. image will not be drawn using OpenGL)

   224 

   223 

   225     // texture priority (allows OpenGL to keep frequently used textures in video memory more easily)

   224     // texture priority (allows OpenGL to keep frequently used textures in video memory more easily)

   226     tpLowest     = 0.00;

   225     tpLowest     = 0.00;

   227     tpLow         = 0.25;

   226     tpLow         = 0.25;

   228     tpMedium      = 0.50;

   227     tpMedium      = 0.50;