GMath3D Library version 1.3.5 ( GP2X )
Library Functions
G2D_Setup - Sets up GMath2D library functions.

Graphic Functions
G2D_Cls - Clears the screen to specified color.
G2D_Cls2 - Clears the screen to horizontal 2 colored lines.
G2D_DrawPixel - Draws a pixel.
G2D_DrawAlphaPixel - Draws an alpha-blended pixel to screen.
G2D_DrawLine - Draws a line.
G2D_DrawBox - Draws a non-color-filled box.
G2D_DrawBoxFilled - Draws a color-filled box.
G2D_GetColor - Returns a 16bit color using RGB (565) values.
G2D_GetRed - Returns the red attribute of a 16bit color.
G2D_GetGreen - Returns the green attribute of a 16bit color.
G2D_GetBlue - Returns the blue attribute of a 16bit color.
G2D_GetPixel - Gets pixel color from screen coordinate.

Rendering Functions
G2D_Sync - Draws backbuffer to screen.
G2D_SyncRate - Sets the frame rate for use with the Sync function.

Bitmap Functions
G2D_DeleteBitmap - Releases memory being used by bitmap.
G2D_DrawBitmap - Draws a loaded bitmap.
G2D_GetBitmapSize - Gets bitmap size in bytes.
G2D_LoadBitmap - Loads a specified bitmap.
G2D_SetBitmapUseMask - Sets enables mask color filtering for bitmap .
G2D_SetBitmapMask - Sets color mask for bitmap.

System Functions
System_Close - Shuts down program and returns to GP2X Linux.