/****************************************************************************** * * E X T G R A P H v 1 . 0 2 (c) 2001,2002 TiCT (TI-Chess Team) * ******************************************************************************* * * ExtGraph is a compile-time library which contains speed optimized graphics * routines for the TIGCC Development Enviroment for TI-89 and TI-92plus. * * * library maintained by: Thomas Nussbaumer (thomas.nussbaumer@gmx.net) * Lionel Debroux (lionel_debroux@yahoo.fr) * * ******************************************************************************* * [internal version] $Id: extgraph.h,v 1.13 2002/05/22 09:19:20 tnussb Exp $ *******************************************************************************/ #if !defined(__EXTGRAPH__) #define __EXTGRAPH__ #include // necessary for GetPlane() macros in the grayscale support // routines !! //----------------------------------------------------------------------------- // support for -mregparm switch in TIGCC 0.94 //----------------------------------------------------------------------------- #include #if (defined(__TIGCC__)&&(__TIGCC__>0))||(defined(__TIGCC_MINOR__)&&(__TIGCC_MINOR__>93)) #define EXTGRAPH_FUNC_ATTRIBUTES __attribute__((__stkparm__)) #else #define EXTGRAPH_FUNC_ATTRIBUTES #endif //----------------------------------------------------------------------------- // to embed the extgraph version as string into your program the extgraph // library contains the following global string variable which SHOULD be used // for this! // // the string looks like this: "ExtGraph vX.YY" where X is the major version // number and YY is the subversion number. // // EXTGRAPH_VERSION_PWDSTR looks like this: "powered by ExtGraph vX.YY" //----------------------------------------------------------------------------- #define EXTGRAPH_VERSION_STR __egvs__ #define EXTGRAPH_VERSION_PWDSTR __egvpwds__ extern char __egvs__[]; extern char __egvpwds__[]; //----------------------------------------------------------------------------- // global variables embedded in the library are used for the version numbers // to garantee that the version is reported correctly even if you use an // outdated headerfile //----------------------------------------------------------------------------- #define EXTGRAPH_VERSION_MAIN __egvmain__ #define EXTGRAPH_VERSION_SUB __egvsub__ extern short __egvmain__; extern short __egvsub__; //----------------------------------------------------------------------------- // useful macros which may help to protect a program from running on a wrong // calctype // // usage: // // if (!CheckHWMatch()) { // ST_helpMsg("ERROR: can only run on a "DESIRED_CALCTYPE); // return; // } //----------------------------------------------------------------------------- #define __TI89CHECK__ ((((void*)((*(unsigned long*)0xC8)&0x600000))==(void*)0x400000)==0) #if defined(USE_TI89) && !defined(USE_TI92P) #define CheckHWMatch() (__TI89CHECK__ ? 1 : 0) #define DESIRED_CALCTYPE "TI89" #elif !defined(USE_TI89) && defined(USE_TI92P) #define CheckHWMatch() (__TI89CHECK__ ? 0 : 1) #define DESIRED_CALCTYPE "TI92+" #else #define CheckHWMatch() (1) #define DESIRED_CALCTYPE "TI89/92+" #endif // macro which returns the absolute value of a given short #define EXT_SHORTABS(a) ({register short ta=(a); (ta>=0) ? ta : -ta;}) // macro which exchanges the content of two variables using the ASM exg instruction #define EXT_XCHG(a,b) asm volatile ("exg %0,%1" : "=d" (a), "=d" (b) : "0" (a), "1" (b) : "cc") // macro which returns the word swapped value (upper and lower word swapped) of the given long #define EXT_LONGSWAP(val) ({register unsigned long tmp = val;asm volatile ("swap %0" : "=d" (tmp) : "0" (tmp));tmp;}) // macro which checks two bounding rectangles starting at (x0/y0) and (x1/y1) for // collision. w is the width in pixels and h the height of the two bounding rectangles #define BOUNDS_COLLIDE(x0,y0,x1,y1,w,h) \ ((EXT_SHORTABS((x1)-(x0))<(w))&&(EXT_SHORTABS((y1)-(y0))<(h))) // handy aliases for standard tile sizes (8x8 / 16x16 / 32x32) #define BOUNDS_COLLIDE8(x0,y0,x1,y1) BOUNDS_COLLIDE(x0,y0,x1,y1,8,8) #define BOUNDS_COLLIDE16(x0,y0,x1,y1) BOUNDS_COLLIDE(x0,y0,x1,y1,16,16) #define BOUNDS_COLLIDE32(x0,y0,x1,y1) BOUNDS_COLLIDE(x0,y0,x1,y1,32,32) // checks for collision between 2 sprites of width 8 short TestCollide8(short x0,short y0,short x1,short y1,short height,unsigned char* data0, unsigned char* data1) EXTGRAPH_FUNC_ATTRIBUTES; // checks for collision between 2 sprites of width 16 short TestCollide16(short x0,short y0,short x1,short y1,short height,unsigned short* data0, unsigned short* data1) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // enums used by some extgraph functions //----------------------------------------------------------------------------- enum GrayColors {COLOR_WHITE=1,COLOR_LIGHTGRAY=2,COLOR_DARKGRAY=4,COLOR_BLACK=8}; enum FillAttrs {RECT_EMPTY=0,RECT_FILLED}; enum ExtAttrs {A_CENTERED=0x40,A_SHADOWED=0x80}; //----------------------------------------------------------------------------- // speedy pixel access routines //----------------------------------------------------------------------------- #define EXT_PIXOFFSET(x,y) (((y)<<5)-((y)<<1)+((x)>>3)) #define EXT_PIXADDR(p,x,y) (((unsigned char*)(p))+EXT_PIXOFFSET(x,y)) #define EXT_PIXMASK(x) ((unsigned char)(0x80 >> ((x)&7))) #define EXT_SETPIX_AM(a,m) (*(a) |= (m)) #define EXT_CLRPIX_AM(a,m) (*(a) &= ~(m)) #define EXT_XORPIX_AM(a,m) (*(a) ^= (m)) #define EXT_GETPIX_AM(a,m) (*(a) & (m)) #define EXT_PIXUP_AM(a) ((a)-=30) #define EXT_PIXDOWN_AM(a) ((a)+=30) #define EXT_PIXLEFT_AM(a,m) asm("rol.b #1,%0;bcc.s 0f;subq.l #1,%1;0:"\ : "=d" (m), "=g" (a) : "0" (m), "1" (a)) #define EXT_PIXRIGHT_AM(a,m) asm("ror.b #1,%0;bcc.s 0f;addq.l #1,%1;0:"\ : "=d" (m), "=g" (a) : "0" (m), "1" (a)) #define EXT_SETPIX(p,x,y) EXT_SETPIX_AM(EXT_PIXADDR(p,x,y),EXT_PIXMASK(x)) #define EXT_CLRPIX(p,x,y) EXT_CLRPIX_AM(EXT_PIXADDR(p,x,y),EXT_PIXMASK(x)) #define EXT_XORPIX(p,x,y) EXT_XORPIX_AM(EXT_PIXADDR(p,x,y),EXT_PIXMASK(x)) #define EXT_GETPIX(p,x,y) EXT_GETPIX_AM(EXT_PIXADDR(p,x,y),EXT_PIXMASK(x)) //----------------------------------------------------------------------------- // double buffer variants of grayscale support routines // NOTE: graph functions modifies active plane with PortSet() !! //----------------------------------------------------------------------------- extern void ClearGrayScreen2B(void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void DrawGrayRect2B(short x0,short y0,short x1, short y1, short color,short fill,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void InvertGrayRect2B(short x0,short y0,short x1, short y1,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void DrawGrayLine2B(short x0,short y0,short x1, short y1, short color,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void FastDrawGrayLine2B(short x0,short y0,short x1, short y1, short color,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void FastDrawGrayHLine2B(short x0,short x1, short y, short color,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void DrawGrayChar2B(short x,short y,char c,short attr,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void DrawGrayStr2B(short x,short y,char* s,short attr,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; extern void DrawGrayStrExt2B(short x,short y,char* s,short attr,short font,void* lightplane,void* darkplane) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // NOTE: graph functions modifies active plane with PortSet() !! //----------------------------------------------------------------------------- #define ClearGrayScreen() ClearGrayScreen2B(GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define DrawGrayRect(x0,y0,x1,y1,color,fill) DrawGrayRect2B(x0,y0,x1,y1,color,fill,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define InvertGrayRect(x0,y0,x1,y1) InvertGrayRect2B(x0,y0,x1,y1,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define DrawGrayLine(x0,y0,x1,y1,color) DrawGrayLine2B(x0,y0,x1,y1,color,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define FastDrawGrayHLine(x0,x1,y,color) FastDrawGrayHLine2B(x0,x1,y,color,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define FastDrawGrayLine(x0,y0,x1,y1,color) FastDrawGrayLine2B(x0,y0,x1,y1,color,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define DrawGrayChar(x,y,c,attr) DrawGrayChar2B(x,y,c,attr,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define DrawGrayStr(x,y,s,attr) DrawGrayStr2B(x,y,s,attr,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) #define DrawGrayStrExt(x,y,s,attr,font) DrawGrayStrExt2B(x,y,s,attr,font,GetPlane(LIGHT_PLANE),GetPlane(DARK_PLANE)) //----------------------------------------------------------------------------- // screen scrolling routines //----------------------------------------------------------------------------- extern void ScrollLeft160(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollLeft240(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollRight160(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollRight240(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollUp160(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollUp240(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollDown160(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScrollDown240(unsigned short* buffer,unsigned short lines) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // fast copy routine for a complete screen (240x128 pixels == 3840 bytes) //----------------------------------------------------------------------------- extern void FastCopyScreen(void* src,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // fast alternative functions for line drawing //----------------------------------------------------------------------------- extern void FastDrawHLine(unsigned char* plane,short x1,short x2,short y,short mode) EXTGRAPH_FUNC_ATTRIBUTES; extern void FastDrawVLine(unsigned char* plane,short x,short y1,short y2,short mode) EXTGRAPH_FUNC_ATTRIBUTES; extern void FastDrawLine(unsigned char* plane,short x1,short y1,short x2,short y2,short mode) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // fast alternative functions for SpriteX() functions //----------------------------------------------------------------------------- extern void Sprite8_OR(short x,short y,short h,unsigned char* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16_OR(short x,short y,short h,unsigned short* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32_OR(short x,short y,short h,unsigned long* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_OR(short x,short y,short h,unsigned char* sprite,short bytewidth,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite8_OR(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite16_OR(short x,short y,short h,unsigned short* sprite1,unsigned short* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite32_OR(short x,short y,short h,unsigned long* sprite1,unsigned long* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySpriteX8_OR(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,short bytewidth,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite8_AND(short x,short y,short h,unsigned char* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16_AND(short x,short y,short h,unsigned short* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32_AND(short x,short y,short h,unsigned long* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_AND(short x,short y,short h,unsigned char* sprite,short bytewidth,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite8_AND(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite16_AND(short x,short y,short h,unsigned short* sprite1,unsigned short* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite32_AND(short x,short y,short h,unsigned long* sprite1,unsigned long* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySpriteX8_AND(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,short bytewidth,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite8_XOR(short x,short y,short h,unsigned char* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16_XOR(short x,short y,short h,unsigned short* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32_XOR(short x,short y,short h,unsigned long* sprite,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_XOR(short x,short y,short h,unsigned char* sprite,short bytewidth,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite8_XOR(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite16_XOR(short x,short y,short h,unsigned short* sprite1,unsigned short* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite32_XOR(short x,short y,short h,unsigned long* sprite1,unsigned long* sprite2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySpriteX8_XOR(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,short bytewidth,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // additionally sprite functions (MASK & BLIT) //----------------------------------------------------------------------------- extern void Sprite8_MASK(short x,short y,short h,unsigned char* sprite,unsigned char* mask,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16_MASK(short x,short y,short h,unsigned short* sprite,unsigned short* mask,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32_MASK(short x,short y,short h,unsigned long* sprite,unsigned long* mask,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_MASK(short x,short y,short h,unsigned char* sprite,unsigned char* mask,short bytewidth,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite8_MASK(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,unsigned char* mask1,unsigned char* mask2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite16_MASK(short x,short y,short h,unsigned short* sprite1,unsigned short* sprite2,unsigned short* mask1,unsigned short* mask2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite32_MASK(short x,short y,short h,unsigned long* sprite1,unsigned long* sprite2,unsigned long* mask1,unsigned long* mask2,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySpriteX8_MASK(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,unsigned char* mask1,unsigned char* mask2,short bytewidth,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite8_BLIT(short x,short y,short h,unsigned char* sprite,unsigned char maskval,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16_BLIT(short x,short y,short h,unsigned short* sprite,unsigned short maskval,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32_BLIT(short x,short y,short h,unsigned long* sprite,unsigned long maskval,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_BLIT(short x,short y,short h,unsigned char* sprite,unsigned char* maskval,short bytewidth,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite8_BLIT(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,unsigned char maskval,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite16_BLIT(short x,short y,short h,unsigned short* sprite1,unsigned short* sprite2,unsigned short maskval,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySprite32_BLIT(short x,short y,short h,unsigned long* sprite1,unsigned long* sprite2,unsigned long maskval,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; extern void GraySpriteX8_BLIT(short x,short y,short h,unsigned char* sprite1,unsigned char* sprite2,unsigned char* maskval,short bytewidth,void* dest1,void* dest2) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // fast alternative functions for BitmapGet() functionality (not compatible) //----------------------------------------------------------------------------- extern void Sprite8Get(short x,short y,short h,void* src,unsigned char* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite16Get(short x,short y,short h,void* src,unsigned short* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void Sprite32Get(short x,short y,short h,void* src,unsigned long* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8Get(short x,short y,short h,void* src,unsigned char* dest,short bytewidth) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // sprite scaling routines by Jim Haskell (jimhaskell@yahoo.com) // // scales a square input sprite to any extent (WARNING: no clipping is done!) // // [routines slightly modified to fit the needs] //----------------------------------------------------------------------------- extern void ScaleSprite8_OR(unsigned char *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite16_OR(unsigned short *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite32_OR(unsigned long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite64_OR(unsigned long long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite8_AND(unsigned char *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite16_AND(unsigned short *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite32_AND(unsigned long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite64_AND(unsigned long long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite8_XOR(unsigned char *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite16_XOR(unsigned short *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite32_XOR(unsigned long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; extern void ScaleSprite64_XOR(unsigned long long *sprite,unsigned char *dest,short x0,short y0,short sizex,short sizey) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // floodfill routines (courtesy of Zeljko Juric) //----------------------------------------------------------------------------- extern void FloodFill(short x,short y,unsigned short shade,void* tmpplane,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void FloodFillMF(short x,short y,unsigned short shade,void* dest) EXTGRAPH_FUNC_ATTRIBUTES; //----------------------------------------------------------------------------- // sprite x8 mirror functions //----------------------------------------------------------------------------- extern void SpriteX8_MIRROR_H(short h,unsigned char* src,short bytewidth,unsigned char* dest) EXTGRAPH_FUNC_ATTRIBUTES; extern void SpriteX8_MIRROR_V(short h,unsigned char* src,short bytewidth,unsigned char* dest) EXTGRAPH_FUNC_ATTRIBUTES; //============================================================================= //============================================================================= //============================================================================= // // TTUNPACK.H (now extgraph.h contains everything necessary for unpacking) // taken from TIGCC Tools Suite (c) 2000,2001,2002 TiCT // //============================================================================= //============================================================================= //============================================================================= #ifndef __TTUNPACK_H__ #define __TTUNPACK_H__ typedef struct { unsigned char osize_lo; // original size lowbyte unsigned char osize_hi; // original size highbyte unsigned char magic1; // must be equal to TTUNPACK_MAGIC1 unsigned char magic2; // must be equal to TTUNPACK_MAGIC2 unsigned char csize_lo; // compressed size lowbyte unsigned char csize_hi; // compressed size lowbyte unsigned char esc1; // escape >> (8-escBits) unsigned char notused3; unsigned char notused4; unsigned char esc2; // escBits unsigned char gamma1; // maxGamma + 1 unsigned char gamma2; // (1<osize_lo | (((TTUNPACK_HEADER*)(_p_))->osize_hi << 8))) #define ttunpack_valid(_p_) (((TTUNPACK_HEADER*)(_p_))->magic1 == TTUNPACK_MAGIC1 && ((TTUNPACK_HEADER*)(_p_))->magic2 == TTUNPACK_MAGIC2) #define TTUNPACK_OKAY 0 #define TTUNPACK_NOESCFOUND 248 #define TTUNPACK_ESCBITS 249 #define TTUNPACK_MAXGAMMA 250 #define TTUNPACK_EXTRALZP 251 #define TTUNPACK_NOMAGIC 252 #define TTUNPACK_OUTBUFOVERRUN 253 #define TTUNPACK_LZPOSUNDERRUN 254 #define ttunpack_decompress UnpackBuffer short UnpackBuffer(unsigned char *src, unsigned char *dest) EXTGRAPH_FUNC_ATTRIBUTES; #else #error EXTGRAPH.H already contains TTUNPACK.H defines (remove ttunpack.h include!) #endif //============================================================================= //============================================================================= //============================================================================= // // TTARCHIVE.H (now extgraph.h contains everything for archive handling) // taken from TIGCC Tools Suite (c) 2000,2001,2002 TiCT // //============================================================================= //============================================================================= //============================================================================= #ifndef __TTARCHIVE_H__ #define __TTARCHIVE_H__ //----------------------------------------------------------------------------- // entry of archive structure //----------------------------------------------------------------------------- typedef struct { unsigned short offset; // offset to the entry data from end of entry list unsigned short length; // length of entry char name[8]; // entry name unsigned char misc1[2]; // info from cfg file (may be queried by a program) unsigned char misc2[2]; // info from cfg file (may be queried by a program) } TTARCHIVE_ENTRY; //----------------------------------------------------------------------------- // header of a TTARCHIVE file //----------------------------------------------------------------------------- typedef struct { unsigned long magic; // must be equal to TTARCHIVE_MAGIC unsigned short nr; // number of entries TTARCHIVE_ENTRY entry[0]; // here comes the list of TTARCHIVE_ENTRY structures } TTARCHIVE_HEADER; #define TTARCHIVE_MAGIC 0x74746100L //----------------------------------------------------------------------------- // smart macros to access ttarchive // // _ph_ ... pointer to archive start address // _i_ ... index of entry // // NOTE: No checking is done in the macros !! //----------------------------------------------------------------------------- #define ttarchive_valid(_p_) (((TTARCHIVE_HEADER*)(_p_))->magic == TTARCHIVE_MAGIC) #define ttarchive_entries(_p_) (((TTARCHIVE_HEADER*)(_p_))->nr) #define ttarchive_desc(_p_,_i_) (&(((TTARCHIVE_HEADER*)(_p_))->entry[_i_])) #define ttarchive_data(_p_,_i_) (((unsigned char*)&(((TTARCHIVE_HEADER*)(_p_))->entry[((TTARCHIVE_HEADER*)(_p_))->nr]))+\ ((TTARCHIVE_HEADER*)(_p_))->entry[_i_].offset) #define ttarchive_size(_p_) ({TTARCHIVE_ENTRY* e=&(((TTARCHIVE_HEADER*)(_p_))->entry[((TTARCHIVE_HEADER*)(_p_))->nr-1]);\ ((unsigned char*)e)+sizeof(TTARCHIVE_ENTRY)+e->offset+e->length-(unsigned char*)(_p_);}) #define ttarchive_info(_p_) ({char* p=((char*)(_p_))+ttarchive_size(_p_)+21;\ ((!(*p) && (*(p+1) ==((char)0xad)))?(p-20):NULL);}) #define TTARCHIVE_INFOLENGTH 20 #else #error EXTGRAPH.H already contains TTARCHIVE.H defines (remove ttarchive.h include!) #endif #endif //############################################################################# // Revision History //############################################################################# // // $Log: extgraph.h,v $ // Revision 1.13 2002/05/22 09:19:20 tnussb // for TIGCC versions greater than 0.93 all functions are declared with // "__attribute__((__stkparm__))" to work correctly with commandline // switch -mregparm // // Revision 1.12 2002/05/08 19:32:46 tnussb // version number raised (just a bug in unpack function was fixed) // // Revision 1.11 2002/04/05 13:47:28 tnussb // changes for v1.00 // // Revision 1.10 2002/04/02 18:10:35 tnussb // version number raised // // Revision 1.9 2002/03/21 12:20:39 tnussb // FastDrawVLine added and version number changed // // Revision 1.8 2002/02/25 17:01:01 tnussb // ttunpack stuff moved in front of ttarchive stuff // // Revision 1.7 2002/02/25 13:16:42 tnussb // ttarchive.h and ttunpack.h integrated // // Revision 1.6 2002/02/22 17:13:57 tnussb // fixed double use of EXTGRAPH_VERSION_MAIN and EXTGRAPH_VERSION_SUB (thanx, Kevin!) // // Revision 1.5 2002/02/22 16:31:03 tnussb // (1) version depended stuff added (like EXTGRAPH_VERSION_STR) // (2) complete header revised // (3) CheckHWMatch() and DESIRED_CALCTYPE added // // Revision 1.4 2002/02/11 13:43:54 tnussb // version number raised // // Revision 1.3 2002/02/11 10:24:37 tnussb // generic commit for v0.87 // // Revision 1.2 2001/06/22 14:33:01 Thomas Nussbaumer // grayscale sprite drawing routines added // // Revision 1.1 2001/06/20 21:34:08 Thomas Nussbaumer // initial check-in // //