120 lines
5.2 KiB
C
120 lines
5.2 KiB
C
// ******************************************************************
|
|
// *
|
|
// * proj : OpenXDK
|
|
// *
|
|
// * desc : Open Source XBox Development Kit
|
|
// *
|
|
// * file : xvga.h
|
|
// *
|
|
// * note : XBox VGA
|
|
// *
|
|
// ******************************************************************
|
|
#ifndef XVGA_H
|
|
#define XVGA_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "openxdk.h"
|
|
|
|
// ******************************************************************
|
|
// * User Variables
|
|
// ******************************************************************
|
|
extern u32 g_ScreenWidth; // Current Screen Width
|
|
extern u32 g_ScreenHeight; // Current Screen Height
|
|
extern u32 g_nFlags;
|
|
extern u32 g_nInk;
|
|
extern u32 g_nPaper;
|
|
extern u32 g_nFontFlags;
|
|
|
|
// ******************************************************************
|
|
// * ScreenInfo (returned by GetScreen())
|
|
// ******************************************************************
|
|
typedef struct _ScreenInfo
|
|
{
|
|
u32 ScreenAddress;
|
|
u32 lpitch;
|
|
}
|
|
ScreenInfo;
|
|
|
|
// **************************************************************
|
|
// * User Functions
|
|
// **************************************************************
|
|
void vga_init_mode(int Mode); // Init VGA screen to a selected mode
|
|
void vga_vsync(void); // Wait for vertical blank
|
|
void vga_flip(void); // Flip buffers
|
|
ScreenInfo vga_get_screen_info(void); // get screen base address
|
|
|
|
// **************************************************************
|
|
// * For debugging purposes (serious 2D should use xgfx2d lib)
|
|
// **************************************************************
|
|
void vga_clear( void ); // Clear screen
|
|
void vga_box( int x1,int y1, int x2,int y2 ); // Draw wireframe BOX (WHITE)
|
|
void vga_print( int x, int y, char* pText ); // Draw text using SYSTEM font (32bit modes only just now)
|
|
void vga_testpattern( int shift); // Draw a test pattern/colour to the screen
|
|
|
|
// **************************************************************
|
|
// * Misc things... will be used later
|
|
// **************************************************************
|
|
void vga_set_color( int reg, int R, int G, int B );
|
|
void vga_set_reg( int port, int reg, int data );
|
|
|
|
// ******************************************************************
|
|
// * Pixel resolutions
|
|
// ******************************************************************
|
|
#define RES_320X200 (1) // Hardware mode *NOT YET*
|
|
#define RES_320X240 (2) // Software emulated
|
|
#define RES_640X200 (3) // Hardware mode *NOT YET*
|
|
#define RES_640X240 (4) // Hardware mode *NOT YET*
|
|
#define RES_640X400 (5) // Hardware mode *NOT YET*
|
|
#define RES_640X480 (6) // Hardware mode *NOT YET*
|
|
#define RES_720X480 (7) // Hardware mode *NOT YET*
|
|
#define RES_800X600 (8) // Hardware mode *NOT YET*
|
|
#define RES_1024X768 (9) // Hardware mode *NOT YET*
|
|
#define RES_MASK (15)
|
|
|
|
// ******************************************************************
|
|
// * Bit depths
|
|
// ******************************************************************
|
|
#define _32BITCOLOUR (0x00000000)
|
|
#define _16BITCOLOUR (0x00000010)
|
|
#define _8BITCOLOUR (0x00000020)
|
|
#define COLOUR_MASK (0x00000030)
|
|
|
|
// ******************************************************************
|
|
// * Extra display flags
|
|
// ******************************************************************
|
|
#define _DISPLAY_DEBUG (0x80000000) // display into debug mode (single buffer system)
|
|
|
|
// ******************************************************************
|
|
// * Easy to use screen modes
|
|
// ******************************************************************
|
|
#define MODE_320x200x32 (RES_320X200|_32BITCOLOUR) // not yet
|
|
#define MODE_320x240x32 (RES_320X240|_32BITCOLOUR)
|
|
#define MODE_640x200x32 (RES_320X200|_32BITCOLOUR) // not yet
|
|
#define MODE_640x240x32 (RES_320X240|_32BITCOLOUR)
|
|
#define MODE_640x400x32 (RES_640X400|_32BITCOLOUR) // not yet
|
|
#define MODE_640x480x32 (RES_640X480|_32BITCOLOUR) // not yet
|
|
#define MODE_320x200x16 (RES_320X200|_16BITCOLOUR) // not yet
|
|
#define MODE_320x240x16 (RES_320X240|_16BITCOLOUR) // not yet
|
|
#define MODE_640x200x16 (RES_320X200|_16BITCOLOUR) // not yet
|
|
#define MODE_640x240x16 (RES_320X240|_16BITCOLOUR) // not yet
|
|
#define MODE_640x400x16 (RES_640X400|_16BITCOLOUR) // not yet
|
|
#define MODE_640x480x16 (RES_640X480|_16BITCOLOUR) // not yet
|
|
|
|
// this is really to be used with the character map, so debug can be seen as soon as its output.. single buffered.
|
|
#define MODE_640x480x32_DEBUG (RES_640X480|_32BITCOLOUR|_DISPLAY_DEBUG) // not yet
|
|
|
|
// ******************************************************************
|
|
// * For print
|
|
// ******************************************************************
|
|
#define FONT_SOLID (1) // render font with SOLID background (with paper colour)
|
|
#define FONT_WRAP (2) // Wrap PRINT's when they go off the screen
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // XVGA_H
|