Quake: attempt 2duke3d

Change-Id: I4285036e967d7f0722802d43cf2096c808ca5799

1 files changed, 229 insertions, 0 deletions

diff --git a/apps/plugins/sdl/progs/quake/d_iface.h b/apps/plugins/sdl/progs/quake/d_iface.h
new file mode 100644
index 0000000..0096c39
--- /dev/null
+++ b/apps/plugins/sdl/progs/quake/d_iface.h
@@ -0,0 +1,229 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+// d_iface.h: interface header file for rasterization driver modules
+
+#define WARP_WIDTH		320
+#define WARP_HEIGHT		200
+
+#define MAX_LBM_HEIGHT	480
+
+typedef struct
+{
+	float	u, v;
+	float	s, t;
+	float	zi;
+} emitpoint_t;
+
+typedef enum {
+	pt_static, pt_grav, pt_slowgrav, pt_fire, pt_explode, pt_explode2, pt_blob, pt_blob2
+} ptype_t;
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+typedef struct particle_s
+{
+// driver-usable fields
+	vec3_t		org;
+	float		color;
+// drivers never touch the following fields
+	struct particle_s	*next;
+	vec3_t		vel;
+	float		ramp;
+	float		die;
+	ptype_t		type;
+} particle_t;
+
+#define PARTICLE_Z_CLIP	8.0
+
+typedef struct polyvert_s {
+	float	u, v, zi, s, t;
+} polyvert_t;
+
+typedef struct polydesc_s {
+	int			numverts;
+	float		nearzi;
+	msurface_t	*pcurrentface;
+	polyvert_t	*pverts;
+} polydesc_t;
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+typedef struct finalvert_s {
+	int		v[6];		// u, v, s, t, l, 1/z
+	int		flags;
+	float	reserved;
+} finalvert_t;
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+typedef struct
+{
+	void				*pskin;
+	maliasskindesc_t	*pskindesc;
+	int					skinwidth;
+	int					skinheight;
+	mtriangle_t			*ptriangles;
+	finalvert_t			*pfinalverts;
+	int					numtriangles;
+	int					drawtype;
+	int					seamfixupX16;
+} affinetridesc_t;
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+typedef struct {
+	float	u, v, zi, color;
+} screenpart_t;
+
+typedef struct
+{
+	int			nump;
+	emitpoint_t	*pverts;	// there's room for an extra element at [nump], 
+							//  if the driver wants to duplicate element [0] at
+							//  element [nump] to avoid dealing with wrapping
+	mspriteframe_t	*pspriteframe;
+	vec3_t			vup, vright, vpn;	// in worldspace
+	float			nearzi;
+} spritedesc_t;
+
+typedef struct
+{
+	int		u, v;
+	float	zi;
+	int		color;
+} zpointdesc_t;
+
+extern cvar_t	r_drawflat;
+extern int		d_spanpixcount;
+extern int		r_framecount;		// sequence # of current frame since Quake
+									//  started
+extern qboolean	r_drawpolys;		// 1 if driver wants clipped polygons
+									//  rather than a span list
+extern qboolean	r_drawculledpolys;	// 1 if driver wants clipped polygons that
+									//  have been culled by the edge list
+extern qboolean	r_worldpolysbacktofront;	// 1 if driver wants polygons
+											//  delivered back to front rather
+											//  than front to back
+extern qboolean	r_recursiveaffinetriangles;	// true if a driver wants to use
+											//  recursive triangular subdivison
+											//  and vertex drawing via
+											//  D_PolysetDrawFinalVerts() past
+											//  a certain distance (normally 
+											//  only used by the software
+											//  driver)
+extern float	r_aliasuvscale;		// scale-up factor for screen u and v
+									//  on Alias vertices passed to driver
+extern int		r_pixbytes;
+extern qboolean	r_dowarp;
+
+extern affinetridesc_t	r_affinetridesc;
+extern spritedesc_t		r_spritedesc;
+extern zpointdesc_t		r_zpointdesc;
+extern polydesc_t		r_polydesc;
+
+extern int		d_con_indirect;	// if 0, Quake will draw console directly
+								//  to vid.buffer; if 1, Quake will
+								//  draw console via D_DrawRect. Must be
+								//  defined by driver
+
+extern vec3_t	r_pright, r_pup, r_ppn;
+
+
+void D_Aff8Patch (void *pcolormap);
+void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height);
+void D_DisableBackBufferAccess (void);
+void D_EndDirectRect (int x, int y, int width, int height);
+void D_PolysetDraw (void);
+void D_PolysetDrawFinalVerts (finalvert_t *fv, int numverts);
+void D_DrawParticle (particle_t *pparticle);
+void D_DrawPoly (void);
+void D_DrawSprite (void);
+void D_DrawSurfaces (void);
+void D_DrawZPoint (void);
+void D_EnableBackBufferAccess (void);
+void D_EndParticles (void);
+void D_Init (void);
+void D_ViewChanged (void);
+void D_SetupFrame (void);
+void D_StartParticles (void);
+void D_TurnZOn (void);
+void D_WarpScreen (void);
+
+void D_FillRect (vrect_t *vrect, int color);
+void D_DrawRect (void);
+void D_UpdateRects (vrect_t *prect);
+
+// currently for internal use only, and should be a do-nothing function in
+// hardware drivers
+// FIXME: this should go away
+void D_PolysetUpdateTables (void);
+
+// these are currently for internal use only, and should not be used by drivers
+extern int				r_skydirect;
+extern byte				*r_skysource;
+
+// transparency types for D_DrawRect ()
+#define DR_SOLID		0
+#define DR_TRANSPARENT	1
+
+// !!! must be kept the same as in quakeasm.h !!!
+#define TRANSPARENT_COLOR	0xFF
+
+extern void *acolormap;	// FIXME: should go away
+
+//=======================================================================//
+
+// callbacks to Quake
+
+typedef struct
+{
+	pixel_t		*surfdat;	// destination for generated surface
+	int			rowbytes;	// destination logical width in bytes
+	msurface_t	*surf;		// description for surface to generate
+	fixed8_t	lightadj[MAXLIGHTMAPS];
+							// adjust for lightmap levels for dynamic lighting
+	texture_t	*texture;	// corrected for animating textures
+	int			surfmip;	// mipmapped ratio of surface texels / world pixels
+	int			surfwidth;	// in mipmapped texels
+	int			surfheight;	// in mipmapped texels
+} drawsurf_t;
+
+extern drawsurf_t	r_drawsurf;
+
+void R_DrawSurface (void);
+void R_GenTile (msurface_t *psurf, void *pdest);
+
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+#define TURB_TEX_SIZE	64		// base turbulent texture size
+
+// !!! if this is changed, it must be changed in d_ifacea.h too !!!
+#define	CYCLE			128		// turbulent cycle size
+
+#define TILE_SIZE		128		// size of textures generated by R_GenTiledSurf
+
+#define SKYSHIFT		7
+#define	SKYSIZE			(1 << SKYSHIFT)
+#define SKYMASK			(SKYSIZE - 1)
+
+extern float	skyspeed, skyspeed2;
+extern float	skytime;
+
+extern int		c_surf;
+extern vrect_t	scr_vrect;
+
+extern byte		*r_warpbuffer;
+