345 lines
10 KiB
C
345 lines
10 KiB
C
/*************************************************************************************
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*
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*
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* 'New' polygon types, and associated macros, for non-textured primitives (and
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* sprites) with per-poly ABR control. Also includes tpage control for sprites.
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*
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* Courtesty of Dead Ashton
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*
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*
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*************************************************************************************/
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#ifndef __PRIMPLUS_HEADER__
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#define __PRIMPLUS_HEADER__
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//------------------------------------------------------------------------------------
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// Defines
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//------------------------------------------------------------------------------------
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#define GPUCODE_MODE_SHADE_TEX (1<<0)
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#define GPUCODE_MODE_SEMI_TRANS (1<<1)
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// GPU Primitive codes. Please remember that 3 and 4 point lines require the pad field setting to 0x55555555.
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#define GPUCODE_POLY_F3 (0x20)
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#define GPUCODE_POLY_FT3 (0x24)
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#define GPUCODE_POLY_G3 (0x30)
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#define GPUCODE_POLY_GT3 (0x34)
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#define GPUCODE_POLY_F4 (0x28)
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#define GPUCODE_POLY_FT4 (0x2c)
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#define GPUCODE_POLY_G4 (0x38)
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#define GPUCODE_POLY_GT4 (0x3c)
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#define GPUCODE_SPRT (0x64)
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#define GPUCODE_SPRT_8 (0x74)
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#define GPUCODE_SPRT_16 (0x7c)
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#define GPUCODE_TILE (0x60)
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#define GPUCODE_TILE_1 (0x68)
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#define GPUCODE_TILE_8 (0x70)
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#define GPUCODE_TILE_16 (0x78)
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#define GPUCODE_LINE_F2 (0x40)
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#define GPUCODE_LINE_G2 (0x50)
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#define GPUCODE_LINE_F3 (0x48)
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#define GPUCODE_LINE_G3 (0x58)
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#define GPUCODE_LINE_F4 (0x4c)
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#define GPUCODE_LINE_G4 (0x5c)
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// GPU Primitive sizes excluding the tag word. This is NOT the same as sizeof(<primitive type>)
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#define GPUSIZE_POLY_F3 (4)
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#define GPUSIZE_POLY_FT3 (7)
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#define GPUSIZE_POLY_G3 (6)
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#define GPUSIZE_POLY_GT3 (9)
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#define GPUSIZE_POLY_F4 (5)
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#define GPUSIZE_POLY_FT4 (9)
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#define GPUSIZE_POLY_G4 (8)
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#define GPUSIZE_POLY_GT4 (12)
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#define GPUSIZE_SPRT (4)
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#define GPUSIZE_SPRT_8 (3)
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#define GPUSIZE_SPRT_16 (3)
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#define GPUSIZE_TILE (3)
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#define GPUSIZE_TILE_1 (2)
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#define GPUSIZE_TILE_8 (2)
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#define GPUSIZE_TILE_16 (2)
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#define GPUSIZE_LINE_F2 (3)
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#define GPUSIZE_LINE_G2 (4)
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#define GPUSIZE_LINE_F3 (5)
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#define GPUSIZE_LINE_G3 (7)
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#define GPUSIZE_LINE_F4 (6)
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#define GPUSIZE_LINE_G4 (9)
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#define GPUSIZE_DR_TPAGE (1)
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#define GPUSIZE_TPOLY_F3 (GPUSIZE_DR_TPAGE+GPUSIZE_POLY_F3+1)
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#define GPUSIZE_TPOLY_F4 (GPUSIZE_DR_TPAGE+GPUSIZE_POLY_F4+1)
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#define GPUSIZE_TPOLY_G3 (GPUSIZE_DR_TPAGE+GPUSIZE_POLY_G3+1)
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#define GPUSIZE_TPOLY_G4 (GPUSIZE_DR_TPAGE+GPUSIZE_POLY_G4+1)
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#define GPUSIZE_TLINE_F2 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_F3+1)
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#define GPUSIZE_TLINE_G2 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_G2+1)
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#define GPUSIZE_TLINE_F3 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_F3+1)
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#define GPUSIZE_TLINE_G3 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_G3+1)
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#define GPUSIZE_TLINE_F4 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_F4+1)
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#define GPUSIZE_TLINE_G4 (GPUSIZE_DR_TPAGE+GPUSIZE_LINE_G4+1)
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#define GPUSIZE_TSPRT (GPUSIZE_DR_TPAGE+GPUSIZE_SPRT+1)
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#define GPUSIZE_TSPRT_8 (GPUSIZE_DR_TPAGE+GPUSIZE_SPRT_8+1)
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#define GPUSIZE_TSPRT_16 (GPUSIZE_DR_TPAGE+GPUSIZE_SPRT_16+1)
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#define GPUSIZE_TTILE (GPUSIZE_DR_TPAGE+GPUSIZE_TILE+1)
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#define GPUSIZE_TTILE_1 (GPUSIZE_DR_TPAGE+GPUSIZE_TILE_1+1)
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#define GPUSIZE_TTILE_8 (GPUSIZE_DR_TPAGE+GPUSIZE_TILE_8+1)
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#define GPUSIZE_TTILE_16 (GPUSIZE_DR_TPAGE+GPUSIZE_TILE_16+1)
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//------------------------------------------------------------------------------------
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// Macros
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//------------------------------------------------------------------------------------
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#define setTDrawTPageSize(p,s) setlen((p), (s)), (p)->t_code[0] = _get_mode(0,1,0)
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#define setTDrawTPage(p) setTDrawTPageSize((p), 1)
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#define setTPolyF3(p) setTDrawTPageSize((p), GPUSIZE_TPOLY_F3), setcode(&((p)->tag_poly), GPUCODE_POLY_F3), ((p)->tag_poly)=0
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#define setTPolyF4(p) setTDrawTPageSize((p), GPUSIZE_TPOLY_F4), setcode(&((p)->tag_poly), GPUCODE_POLY_F4), ((p)->tag_poly)=0
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#define setTPolyG3(p) setTDrawTPageSize((p), GPUSIZE_TPOLY_G3), setcode(&((p)->tag_poly), GPUCODE_POLY_G3), ((p)->tag_poly)=0
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#define setTPolyG4(p) setTDrawTPageSize((p), GPUSIZE_TPOLY_G4), setcode(&((p)->tag_poly), GPUCODE_POLY_G4), ((p)->tag_poly)=0
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#define setTLineF2(p) setTDrawTPageSize((p), GPUSIZE_TLINE_F2), setcode(&((p)->tag_poly), GPUCODE_LINE_F2), ((p)->tag_poly)=0
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#define setTLineF3(p) setTDrawTPageSize((p), GPUSIZE_TLINE_F3), setcode(&((p)->tag_poly), GPUCODE_LINE_F3), ((p)->tag_poly)=0, ((p)->pad)=0x55555555
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#define setTLineF4(p) setTDrawTPageSize((p), GPUSIZE_TLINE_F4), setcode(&((p)->tag_poly), GPUCODE_LINE_F4), ((p)->tag_poly)=0, ((p)->pad)=0x55555555
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#define setTLineG2(p) setTDrawTPageSize((p), GPUSIZE_TLINE_G2), setcode(&((p)->tag_poly), GPUCODE_LINE_G2), ((p)->tag_poly)=0
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#define setTLineG3(p) setTDrawTPageSize((p), GPUSIZE_TLINE_G3), setcode(&((p)->tag_poly), GPUCODE_LINE_G3), ((p)->tag_poly)=0, ((p)->pad)=0x55555555
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#define setTLineG4(p) setTDrawTPageSize((p), GPUSIZE_TLINE_G4), setcode(&((p)->tag_poly), GPUCODE_LINE_G4), ((p)->tag_poly)=0, ((p)->pad)=0x55555555
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#define setTSprt(p) setTDrawTPageSize((p), GPUSIZE_TSPRT), setcode(&((p)->tag_poly), GPUCODE_SPRT), ((p)->tag_poly)=0
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#define setTSprt8(p) setTDrawTPageSize((p), GPUSIZE_TSPRT_8), setcode(&((p)->tag_poly), GPUCODE_SPRT_8), ((p)->tag_poly)=0
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#define setTSprt16(p) setTDrawTPageSize((p), GPUSIZE_TSPRT_16), setcode(&((p)->tag_poly), GPUCODE_SPRT_16), ((p)->tag_poly)=0
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#define setTTile(p) setTDrawTPageSize((p), GPUSIZE_TTILE), setcode(&((p)->tag_poly), GPUCODE_TILE), ((p)->tag_poly)=0
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#define setTTile1(p) setTDrawTPageSize((p), GPUSIZE_TTILE_1), setcode(&((p)->tag_poly), GPUCODE_TILE_1), ((p)->tag_poly)=0
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#define setTTile8(p) setTDrawTPageSize((p), GPUSIZE_TTILE_8), setcode(&((p)->tag_poly), GPUCODE_TILE_8), ((p)->tag_poly)=0
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#define setTTile16(p) setTDrawTPageSize((p), GPUSIZE_TTILE_16), setcode(&((p)->tag_poly), GPUCODE_TILE_16), ((p)->tag_poly)=0
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#define setTSemiTrans(p, abe) setSemiTrans(&((p)->tag_poly), (abe))
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#define setTABRMode(p,abr) (p)->t_code[0] = _get_mode(0,1,(abr<<5))
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#define setTSprtTPage(p,tp) (p)->t_code[0] = _get_mode(0,1,(tp))
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#define setTSprtTPageABR(p,t,a) (p)->t_code[0] = _get_mode(0,1,(((t)&0x19f)|((a)<<5)))
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#define addPrimSize(ot,p,size) (p)->tag = ((*(ot))|((size)<<24)), *((ot)) = (((u_long)(p)<<8)>>8)
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//------------------------------------------------------------------------------------
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// Structures
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//------------------------------------------------------------------------------------
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struct TPOLY_F3 // Flat Triangle with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short x1, y1;
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short x2, y2;
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};
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struct TPOLY_F4 // Flat Quadrangle with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short x1, y1;
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short x2, y2;
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short x3, y3;
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};
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struct TPOLY_G3 // Gouraud Triangle with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char r1, g1, b1, pad1;
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short x1, y1;
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u_char r2, g2, b2, pad2;
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short x2, y2;
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};
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struct TPOLY_G4 // Gouraud Quadrangle with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char r1, g1, b1, pad1;
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short x1, y1;
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u_char r2, g2, b2, pad2;
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short x2, y2;
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u_char r3, g3, b3, pad3;
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short x3, y3;
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};
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//
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// Line Primitive Definitions
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//
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struct TLINE_F2 // Unconnected Flat Line with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short x1, y1;
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};
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struct TLINE_G2 // Unconnected Gouraud Line with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char r1, g1, b1, p1;
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short x1, y1;
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};
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struct TLINE_F3 // 2 connected Flat Line with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short x1, y1;
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short x2, y2;
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u_long pad;
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};
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struct TLINE_G3 // 2 connected Gouraud Line with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char r1, g1, b1, p1;
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short x1, y1;
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u_char r2, g2, b2, p2;
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short x2, y2;
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u_long pad;
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};
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struct TLINE_F4 // 3 connected Flat Line Quadrangle with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short x1, y1;
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short x2, y2;
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short x3, y3;
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u_long pad;
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};
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struct TLINE_G4 // 3 connected Gouraud Line with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char r1, g1, b1, p1;
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short x1, y1;
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u_char r2, g2, b2, p2;
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short x2, y2;
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u_char r3, g3, b3, p3;
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short x3, y3;
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u_long pad;
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};
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//
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// Sprite Primitive Definitions
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//
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struct TSPRT // Free size Sprite with TPage/ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char u0, v0; u_short clut;
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short w, h;
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};
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struct TSPRT_16 // 16x16 Sprite with TPage/ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char u0, v0; u_short clut;
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};
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struct TSPRT_8 // 8x8 Sprite with TPage/ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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u_char u0, v0; u_short clut;
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};
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//
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// Tile Primitive Definitions
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//
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struct TTILE // free size Tile with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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short w, h;
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};
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struct TTILE_16 // 16x16 Tile with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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};
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struct TTILE_8 // 8x8 Tile with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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};
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struct TTILE_1 // 1x1 Tile with ABR control
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{
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u_long tag;
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u_long t_code[1];
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u_long tag_poly;
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u_char r0, g0, b0, code;
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short x0, y0;
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};
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#endif
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