140 lines
4.6 KiB
C
140 lines
4.6 KiB
C
/*
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This file is part of Warzone 2100.
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Copyright (C) 1999-2004 Eidos Interactive
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Copyright (C) 2005-2007 Warzone Resurrection Project
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Warzone 2100 is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Warzone 2100 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Warzone 2100; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/***************************************************************************/
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/*
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* piedef.h
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*
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* type defines for all pumpkin image library functions.
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*
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*/
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/***************************************************************************/
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#ifndef _piedef_h
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#define _piedef_h
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/***************************************************************************/
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#include "lib/framework/frame.h"
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#include "ivisdef.h"
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#include "ivispatch.h"
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/***************************************************************************/
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/*
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* Global Definitions (CONSTANTS)
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*/
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/***************************************************************************/
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#define DEG_360 65536
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#define DEG_1 (DEG_360/360)
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#define DEG_2 (DEG_360/180)
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#define DEG_60 (DEG_360/6)
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#define DEG(X) (DEG_1 * (X))
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//! PSX-style float emulation: 12 digit semi-floats stored in an int
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// FIXME!
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#define FP12_SHIFT 12
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#define FP12_MULTIPLIER (1 << FP12_SHIFT)
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#define STRETCHED_Z_SHIFT 10 // stretchs z range for (1000 to 4000) to (8000 to 32000)
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#define MAX_Z (32000.0f) // raised to 32000 from 6000 when stretched
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#define MIN_STRETCHED_Z 256
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#define LONG_WAY (1<<15)
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#define LONG_TEST (1<<14)
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#define INTERFACE_DEPTH (MAX_Z - 1.0f)
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#define BUTTON_DEPTH 2000 // will be stretched to 16000
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#define OLD_TEXTURE_SIZE_FIX 256.0f
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//Render style flags for all pie draw functions
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#define pie_TRANSLUCENT 0x2
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#define pie_ADDITIVE 0x4
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#define pie_NO_BILINEAR 0x8
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#define pie_HEIGHT_SCALED 0x10
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#define pie_RAISE 0x20
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#define pie_BUTTON 0x40
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#define pie_SHADOW 0x80
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#define pie_STATIC_SHADOW 0x100
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#define pie_RAISE_SCALE 256
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#define pie_MAX_VERTICES 768
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#define pie_MAX_POLYGONS 512
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#define pie_MAX_VERTICES_PER_POLYGON 6
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/***************************************************************************/
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/*
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* Global Definitions (STRUCTURES)
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*/
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/***************************************************************************/
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typedef struct { UBYTE r, g, b, a; } PIELIGHTBYTES;
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/** Our basic colour type. Use whenever you want to define a colour.
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* Set bytes separetely, and do not assume a byte order between the components. */
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typedef union { PIELIGHTBYTES byte; UDWORD argb; UBYTE vector[4]; } PIELIGHT;
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typedef struct
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{
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Vector3i pos;
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float u, v;
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PIELIGHT light;
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Vector3i screen; //! Screenspace tile coordinates
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} TERRAIN_VERTEX;
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typedef struct {float x, y, z, u, v; PIELIGHT light, specular;} TERRAIN_VERTEXF;
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typedef struct {SWORD x, y, w, h;} PIERECT; /**< Screen rectangle. */
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typedef struct {SDWORD texPage; SWORD tu, tv, tw, th;} PIEIMAGE; /**< An area of texture. */
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/** Render style for pie draw functions. */
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typedef struct {UDWORD pieFlag; PIELIGHT colour, specular; UBYTE light, trans, scale, height;} PIESTYLE;
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typedef struct {
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unsigned int flags;
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unsigned int nVrts;
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TERRAIN_VERTEXF *pVrts;
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iTexAnim *pTexAnim;
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} PIEPOLY;
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/***************************************************************************/
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/*
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* Global ProtoTypes
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*/
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/***************************************************************************/
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extern void pie_Draw3DShape(iIMDShape *shape, int frame, int team, PIELIGHT colour, PIELIGHT specular, int pieFlag, int pieData);
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extern void pie_DrawImage(PIEIMAGE *image, PIERECT *dest, PIESTYLE *style);
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void pie_DrawTerrainDone(int mapx, int mapy);
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void pie_DrawTerrainTriangle(int index, const TERRAIN_VERTEX *aVrts);
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void pie_DrawWaterTriangle(const TERRAIN_VERTEX *aVrts);
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extern void pie_GetResetCounts(unsigned int* pPieCount, unsigned int* pTileCount, unsigned int* pPolyCount, unsigned int* pStateCount);
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/** Setup stencil shadows and OpenGL lighting. */
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void pie_BeginLighting(const Vector3f * light);
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/* Stop using stencil shadows and OpenGL lighting (if enabled). */
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void pie_EndLighting(void);
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void pie_RemainingPasses(void);
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void pie_CleanUp( void );
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#endif // _piedef_h
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