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8ecdf9d6b7
Rename tgi_setup to tgi_install. Make tgi_install and tgi_deinstall user callable. More cosmetic changes. git-svn-id: svn://svn.cc65.org/cc65/trunk@1966 b7a2c559-68d2-44c3-8de9-860c34a00d81
117 lines
5.8 KiB
C
117 lines
5.8 KiB
C
/*****************************************************************************/
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/* */
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/* tgi-kernel.h */
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/* */
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/* TGI kernel interface */
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/* */
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/* */
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/* */
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/* (C) 2002-2003 Ullrich von Bassewitz */
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/* Römerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef _TGI_KERNEL_H
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#define _TGI_KERNEL_H
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* A structure that describes the header of a graphics driver loaded into
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* memory.
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*/
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typedef struct {
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/* Data that describes the capabilities of the driver */
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char id[3]; /* Contains 0x74, 0x67, 0x69 ("tgi") */
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unsigned char version; /* Interface version */
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unsigned xres; /* X resolution */
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unsigned yres; /* Y resolution */
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unsigned char colorcount; /* Number of available colors */
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unsigned char pagecount; /* Number of screens available */
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unsigned char res[6]; /* Reserved for extensions */
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/* Jump vectors. Note that these are not C callable */
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void* install; /* INSTALL routine */
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void* uninstall; /* UNINSTALL routine */
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void* init; /* INIT routine */
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void* done; /* DONE routine */
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void* geterror; /* GETERROR routine */
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void* control; /* CONTROL routine */
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void* clear; /* CLEAR routine */
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void* setviewpage; /* SETVIEWPAGE routine */
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void* setdrawpage; /* SETDRAWPAGE routine */
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void* setcolor; /* SETCOLOR routine */
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void* setpalette; /* SETPALETTE routine */
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void* getpalette; /* GETPALETTE routine */
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void* getdefpalette; /* GETDEFPALETTE routine */
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void* setpixel; /* SETPIXEL routine */
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void* getpixel; /* GETPIXEL routine */
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void* horline; /* HORLINE routine */
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void* line; /* LINE routine */
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void* bar; /* BAR routine */
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void* circle; /* CIRCLE routine */
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} tgi_drv_header;
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/* TGI kernel variables */
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extern tgi_drv_header* tgi_drv; /* Pointer to driver */
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extern unsigned char tgi_error; /* Last error code */
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extern unsigned char tgi_gmode; /* Flag: Graphics mode active */
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extern int tgi_curx; /* Current drawing cursor X */
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extern int tgi_cury; /* Current drawing cursor Y */
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extern unsigned char tgi_color; /* Current drawing color */
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extern unsigned tgi_xres; /* X resolution of the current mode */
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extern unsigned tgi_yres; /* Y resolution of the current mode */
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extern unsigned char tgi_colorcount; /* Number of available colors */
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extern unsigned char tgi_pagecount; /* Number of available screens */
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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const char* __fastcall__ tgi_map_mode (unsigned char mode);
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/* Map a tgi mode to a driver name. Returns NULL if no driver available. */
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/* End of tgi-kernel.h */
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#endif
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