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Diffstat (limited to 'distrib/sdl-1.2.15/src/video/gapi/SDL_gapivideo.h')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/gapi/SDL_gapivideo.h | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/gapi/SDL_gapivideo.h b/distrib/sdl-1.2.15/src/video/gapi/SDL_gapivideo.h new file mode 100644 index 0000000..842d098 --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/gapi/SDL_gapivideo.h @@ -0,0 +1,160 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#ifndef _SDL_gapivideo_h +#define _SDL_gapivideo_h + +#include "SDL_mouse.h" +#include "SDL_mutex.h" +#include "../SDL_sysvideo.h" +#include "../windib/SDL_gapidibvideo.h" + +/* From gx.h, since it's not really C compliant */ + +struct GXDisplayProperties { + DWORD cxWidth; + DWORD cyHeight; // notice lack of 'th' in the word height. + long cbxPitch; // number of bytes to move right one x pixel - can be negative. + long cbyPitch; // number of bytes to move down one y pixel - can be negative. + long cBPP; // # of bits in each pixel + DWORD ffFormat; // format flags. +}; + +struct GXKeyList { + short vkUp; // key for up + POINT ptUp; // x,y position of key/button. Not on screen but in screen coordinates. + short vkDown; + POINT ptDown; + short vkLeft; + POINT ptLeft; + short vkRight; + POINT ptRight; + short vkA; + POINT ptA; + short vkB; + POINT ptB; + short vkC; + POINT ptC; + short vkStart; + POINT ptStart; +}; + +typedef int (*PFNGXOpenDisplay)(HWND hWnd, DWORD dwFlags); +typedef int (*PFNGXCloseDisplay)(); +typedef void* (*PFNGXBeginDraw)(); +typedef int (*PFNGXEndDraw)(); +typedef int (*PFNGXOpenInput)(); +typedef int (*PFNGXCloseInput)(); +typedef struct GXDisplayProperties (*PFNGXGetDisplayProperties)(); +typedef struct GXKeyList (*PFNGXGetDefaultKeys)(int iOptions); +typedef int (*PFNGXSuspend)(); +typedef int (*PFNGXResume)(); +typedef int (*PFNGXSetViewport)( DWORD dwTop, DWORD dwHeight, DWORD dwReserved1, DWORD dwReserved2 ); +typedef BOOL (*PFNGXIsDisplayDRAMBuffer)(); + +struct GapiFunc +{ + PFNGXOpenDisplay GXOpenDisplay; + PFNGXCloseDisplay GXCloseDisplay; + PFNGXBeginDraw GXBeginDraw; + PFNGXEndDraw GXEndDraw; + PFNGXOpenInput GXOpenInput; + PFNGXCloseInput GXCloseInput; + PFNGXGetDisplayProperties GXGetDisplayProperties; + PFNGXGetDefaultKeys GXGetDefaultKeys; + PFNGXSuspend GXSuspend; + PFNGXResume GXResume; + PFNGXSetViewport GXSetViewport; + PFNGXIsDisplayDRAMBuffer GXIsDisplayDRAMBuffer; +}; + +#define kfLandscape 0x8 // Screen is rotated 270 degrees +#define kfPalette 0x10 // Pixel values are indexes into a palette +#define kfDirect 0x20 // Pixel values contain actual level information +#define kfDirect555 0x40 // 5 bits each for red, green and blue values in a pixel. +#define kfDirect565 0x80 // 5 red bits, 6 green bits and 5 blue bits per pixel +#define kfDirect888 0x100 // 8 bits each for red, green and blue values in a pixel. +#define kfDirect444 0x200 // 4 red, 4 green, 4 blue +#define kfDirectInverted 0x400 + +#define GX_FULLSCREEN 0x01 // for OpenDisplay() +#define GX_NORMALKEYS 0x02 +#define GX_LANDSCAPEKEYS 0x03 + + +/* GAPI video mode */ +typedef enum { + GAPI_NONE = 0, + GAPI_DIRECT_565, + GAPI_DIRECT_555, + GAPI_MONO, + GAPI_PALETTE +} GAPIVideoMode; + +typedef unsigned short PIXEL; + +/* Private display data + begin with DIB private structure to allow DIB events code sharing +*/ +struct GapiInfo { + /* Rotation which has to be applied to the key (arrow keys) and mouse events measured in quarters of a circle + * counter clockwise */ + int coordinateTransform; + char hiresFix; /* using hires mode without defining hires resource */ + int invert; //TODO this is only written but never read, so it should be removed + +#define NUM_MODELISTS 4 /* 8, 16, 24, and 32 bits-per-pixel */ + int SDL_nummodes[NUM_MODELISTS]; + SDL_Rect **SDL_modelist[NUM_MODELISTS]; + + + // The orientation of the video mode user wants to get + // Probably restricted to UP and RIGHT + SDL_ScreenOrientation userOrientation; + SDL_ScreenOrientation systemOrientation; +// -------------- + int useGXOpenDisplay; /* use GXOpenDispplay */ + int alreadyGXOpened; + int w, h; + // The orientation of GAPI framebuffer. + // Never changes on the same device. + SDL_ScreenOrientation gapiOrientation; + + void *buffer; // may be 8, 16, 24, 32 bpp + PIXEL *videoMem; + BOOL needUpdate; + struct GXKeyList keyList; + struct GapiFunc gxFunc; + struct GXDisplayProperties gxProperties; + GAPIVideoMode videoMode; + int colorscale; + int dstLineStep; // in bytes + int dstPixelStep; // in bytes + int startOffset; // in bytes + int useVga; + int suspended; // do not pu anything into video memory +}; + + + +#endif /* _SDL_gapivideo_h */ |