X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=model_brush.h;h=d1d51fabd854e48edb53689763624e62bf071726;hb=4fa4227c4cadd099125636f085183062a50acf7d;hp=1b5b1950e8cd66822befeab30bdeb0f3568ddeca;hpb=3f43817d325e61f4d28b99eac777a218d2562d70;p=xonotic%2Fdarkplaces.git

diff --git a/model_brush.h b/model_brush.h
index 1b5b1950..d1d51fab 100644
--- a/model_brush.h
+++ b/model_brush.h
@@ -29,7 +29,6 @@ BRUSH MODELS
 ==============================================================================
 */
 
-#define Q3PATHLENGTH 64
 
 
 //
@@ -49,11 +48,18 @@ mvertex_t;
 // plane_t structure
 typedef struct mplane_s
 {
-	vec3_t normal;
-	float dist;
+	union
+	{
+		struct
+		{
+			vec3_t normal;
+			vec_t dist;
+		};
+		vec4_t normal_and_dist;
+	};
 	// for texture axis selection and fast side tests
-	int type;
-	int signbits;
+	int type; // set by PlaneClassify()
+	int signbits; // set by PlaneClassify()
 }
 mplane_t;
 
@@ -63,8 +69,8 @@ mplane_t;
 
 //#define SURF_PLANEBACK 2
 
-// set for anything to be transparent sorted
-#define MATERIALFLAG_TRANSPARENT 1
+// indicates that all triangles of the surface should be added to the BIH collision system
+#define MATERIALFLAG_MESHCOLLISIONS 1
 // use alpha blend on this material
 #define MATERIALFLAG_ALPHA 2
 // use additive blend on this material
@@ -75,13 +81,13 @@ mplane_t;
 #define MATERIALFLAG_WATERALPHA 16
 // draw with no lighting
 #define MATERIALFLAG_FULLBRIGHT 32
-// drawn as a normal lightmapped wall
+// drawn as a normal surface (alternative to SKY)
 #define MATERIALFLAG_WALL 64
-// swirling water effect
-#define MATERIALFLAG_WATER 128
-// this surface shows the sky
+// this surface shows the sky in its place, alternative to WALL
 // skipped if transparent
-#define MATERIALFLAG_SKY 256
+#define MATERIALFLAG_SKY 128
+// swirling water effect (used with MATERIALFLAG_WALL)
+#define MATERIALFLAG_WATERSCROLL 256
 // skips drawing the surface
 #define MATERIALFLAG_NODRAW 512
 // probably used only on q1bsp water
@@ -97,10 +103,40 @@ mplane_t;
 #define MATERIALFLAG_NOSHADOW 16384
 // render using vertex alpha (q3bsp) as texture blend parameter between foreground (normal) skinframe and background skinframe
 #define MATERIALFLAG_VERTEXTEXTUREBLEND 32768
+// disables GL_CULL_FACE on this texture (making it double sided)
+#define MATERIALFLAG_NOCULLFACE 65536
+// render with a very short depth range (like 10% of normal), this causes entities to appear infront of most of the scene
+#define MATERIALFLAG_SHORTDEPTHRANGE 131072
+// render water, comprising refraction and reflection (note: this is always opaque, the shader does the alpha effect)
+#define MATERIALFLAG_WATERSHADER 262144
+// render refraction (note: this is just a way to distort the background, otherwise useless)
+#define MATERIALFLAG_REFRACTION 524288
+// render reflection
+#define MATERIALFLAG_REFLECTION 1048576
+// use model lighting on this material (q1bsp lightmap sampling or q3bsp lightgrid, implies FULLBRIGHT is false)
+#define MATERIALFLAG_MODELLIGHT 4194304
+// add directional model lighting to this material (q3bsp lightgrid only)
+#define MATERIALFLAG_MODELLIGHT_DIRECTIONAL 8388608
+// causes RSurf_GetCurrentTexture to leave alone certain fields
+#define MATERIALFLAG_CUSTOMSURFACE 16777216
+// causes MATERIALFLAG_BLENDED to render a depth pass before rendering, hiding backfaces and other hidden geometry
+#define MATERIALFLAG_TRANSDEPTH 33554432
+// like refraction, but doesn't distort etc.
+#define MATERIALFLAG_CAMERA 67108864
+// disable rtlight on surface, use R_LightPoint instead
+#define MATERIALFLAG_NORTLIGHT 134217728
+// alphagen vertex
+#define MATERIALFLAG_ALPHAGEN_VERTEX 268435456
+// use occlusion buffer for corona
+#define MATERIALFLAG_OCCLUDE 536870912
+// combined mask of all attributes that require depth sorted rendering
+#define MATERIALFLAGMASK_DEPTHSORTED (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST)
+// combined mask of all attributes that cause some sort of transparency
+#define MATERIALFLAGMASK_TRANSLUCENT (MATERIALFLAG_WATERALPHA | MATERIALFLAG_SKY | MATERIALFLAG_NODRAW | MATERIALFLAG_ALPHATEST | MATERIALFLAG_BLENDED | MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION)
 
 typedef struct medge_s
 {
-	unsigned short v[2];
+	unsigned int v[2];
 }
 medge_t;
 
@@ -117,13 +153,15 @@ typedef struct mnode_s
 	// for bounding box culling
 	vec3_t mins;
 	vec3_t maxs;
+	// supercontents from all brushes inside this node or leaf
+	int combinedsupercontents;
 
 	// this part unique to node
 	struct mnode_s *children[2];
 
 	// q1bsp specific
-	unsigned short firstsurface;
-	unsigned short numsurfaces;
+	unsigned int firstsurface;
+	unsigned int numsurfaces;
 }
 mnode_t;
 
@@ -136,11 +174,14 @@ typedef struct mleaf_s
 	// for bounding box culling
 	vec3_t mins;
 	vec3_t maxs;
+	// supercontents from all brushes inside this node or leaf
+	int combinedsupercontents;
 
 	// this part unique to leaf
 	// common
 	int clusterindex; // -1 is not in pvs, >= 0 is pvs bit number
 	int areaindex; // q3bsp
+	int containscollisionsurfaces; // indicates whether the leafsurfaces contains q3 patches
 	int numleafsurfaces;
 	int *firstleafsurface;
 	int numleafbrushes; // q3bsp
@@ -151,9 +192,15 @@ typedef struct mleaf_s
 }
 mleaf_t;
 
+typedef struct mclipnode_s
+{
+	int			planenum;
+	int			children[2];	// negative numbers are contents
+} mclipnode_t;
+
 typedef struct hull_s
 {
-	dclipnode_t *clipnodes;
+	mclipnode_t *clipnodes;
 	mplane_t *planes;
 	int firstclipnode;
 	int lastclipnode;
@@ -187,6 +234,7 @@ svbspmesh_t;
 
 // Q2 bsp stuff
 
+#define Q2BSPMAGIC ('I' + 'B' * 256 + 'S' * 65536 + 'P' * 16777216)
 #define Q2BSPVERSION	38
 
 // leaffaces, leafbrushes, planes, and verts are still bounded by
@@ -285,9 +333,13 @@ typedef struct q2dmodel_s
 #define	Q2SURF_FLOWING	0x40	// scroll towards angle
 #define	Q2SURF_NODRAW		0x80	// don't bother referencing the texture
 
+#define Q2SURF_HINT		0x100   // make a primary bsp splitter
+#define Q2SURF_SKIP		0x200   // completely ignore, allowing non-closed brushes
 
+#define Q2SURF_ALPHATEST 0x02000000	// alpha test masking of color 255 in wal textures (supported by modded engines)
 
 
+/*
 typedef struct q2dnode_s
 {
 	int			planenum;
@@ -298,13 +350,12 @@ typedef struct q2dnode_s
 	unsigned short	numfaces;	// counting both sides
 } q2dnode_t;
 
-
 typedef struct q2texinfo_s
 {
 	float		vecs[2][4];		// [s/t][xyz offset]
 	int			flags;			// miptex flags + overrides
 	int			value;			// light emission, etc
-	char		texture[32];	// texture name (textures/*.wal)
+	char		texture[32];	// texture name (textures/something.wal)
 	int			nexttexinfo;	// for animations, -1 = end of chain
 } q2texinfo_t;
 
@@ -364,11 +415,14 @@ typedef struct q2darea_s
 	int		numareaportals;
 	int		firstareaportal;
 } q2darea_t;
+*/
 
 
 //Q3 bsp stuff
 
 #define Q3BSPVERSION	46
+#define Q3BSPVERSION_LIVE 47
+#define Q3BSPVERSION_IG	48
 
 #define	Q3LUMP_ENTITIES		0 // entities to spawn (used by server and client)
 #define	Q3LUMP_TEXTURES		1 // textures used (used by faces)
@@ -388,12 +442,15 @@ typedef struct q2darea_s
 #define	Q3LUMP_LIGHTGRID	15 // lighting as a voxel grid (used by rendering)
 #define	Q3LUMP_PVS			16 // potentially visible set; bit[clusters][clusters] (used by rendering)
 #define	Q3HEADER_LUMPS		17
+#define	Q3LUMP_ADVERTISEMENTS 17 // quake live stuff written by zeroradiant's q3map2 (ignored by DP)
+#define	Q3HEADER_LUMPS_LIVE	18
+#define	Q3HEADER_LUMPS_MAX	18
 
 typedef struct q3dheader_s
 {
 	int			ident;
 	int			version;
-	lump_t		lumps[Q3HEADER_LUMPS];
+	lump_t		lumps[Q3HEADER_LUMPS_MAX];
 } q3dheader_t;
 
 typedef struct q3dtexture_s
@@ -460,6 +517,14 @@ typedef struct q3dbrushside_s
 }
 q3dbrushside_t;
 
+typedef struct q3dbrushside_ig_s
+{
+	int planeindex;
+	int textureindex;
+	int surfaceflags;
+}
+q3dbrushside_ig_t;
+
 typedef struct q3dvertex_s
 {
 	float origin3f[3];
@@ -484,7 +549,7 @@ typedef struct q3deffect_s
 }
 q3deffect_t;
 
-#define Q3FACETYPE_POLYGON 1 // common
+#define Q3FACETYPE_FLAT 1 // common
 #define Q3FACETYPE_PATCH 2 // common
 #define Q3FACETYPE_MESH 3 // common
 #define Q3FACETYPE_FLARE 4 // rare (is this ever used?)
@@ -511,14 +576,14 @@ typedef struct q3dface_s
 		unknown;
 		struct
 		{
-			// Q3FACETYPE_POLYGON
-			// polygon is simply a convex polygon, renderable as a mesh
+			// Q3FACETYPE_FLAT
+			// mesh is a collection of triangles on a plane, renderable as a mesh (NOT a polygon)
 			float lightmap_origin[3];
 			float lightmap_vectors[2][3];
 			float normal[3];
 			int unused1[2];
 		}
-		polygon;
+		flat;
 		struct
 		{
 			// Q3FACETYPE_PATCH
@@ -589,17 +654,17 @@ q3dpvs_t;
 #define Q3SURFACEFLAG_NODAMAGE 1
 #define Q3SURFACEFLAG_SLICK 2
 #define Q3SURFACEFLAG_SKY 4
-#define Q3SURFACEFLAG_LADDER 8
+#define Q3SURFACEFLAG_LADDER 8 // has no surfaceparm
 #define Q3SURFACEFLAG_NOIMPACT 16
 #define Q3SURFACEFLAG_NOMARKS 32
-#define Q3SURFACEFLAG_FLESH 64
+#define Q3SURFACEFLAG_FLESH 64 // has no surfaceparm
 #define Q3SURFACEFLAG_NODRAW 128
 #define Q3SURFACEFLAG_HINT 256
-#define Q3SURFACEFLAG_SKIP 512
+#define Q3SURFACEFLAG_SKIP 512 // has no surfaceparm
 #define Q3SURFACEFLAG_NOLIGHTMAP 1024
 #define Q3SURFACEFLAG_POINTLIGHT 2048
 #define Q3SURFACEFLAG_METALSTEPS 4096
-#define Q3SURFACEFLAG_NOSTEPS 8192
+#define Q3SURFACEFLAG_NOSTEPS 8192 // has no surfaceparm
 #define Q3SURFACEFLAG_NONSOLID 16384
 #define Q3SURFACEFLAG_LIGHTFILTER 32768
 #define Q3SURFACEFLAG_ALPHASHADOW 65536
@@ -628,7 +693,7 @@ q3dpvs_t;
 #define Q3SURFACEPARM_ORIGIN 262144
 #define Q3SURFACEPARM_PLAYERCLIP 524288
 #define Q3SURFACEPARM_SKY 1048576
-#define Q3SURFACEPARM_SLICK 2197152
+#define Q3SURFACEPARM_SLICK 2097152
 #define Q3SURFACEPARM_SLIME 4194304
 #define Q3SURFACEPARM_STRUCTURAL 8388608
 #define Q3SURFACEPARM_TRANS 16777216
@@ -638,12 +703,7 @@ q3dpvs_t;
 #define Q3SURFACEPARM_DUST 268435456
 #define Q3SURFACEPARM_BOTCLIP 536870912
 #define Q3SURFACEPARM_LIGHTGRID 1073741824
-
-// various flags from shaders, used for special effects not otherwise classified
-#define Q3TEXTUREFLAG_TWOSIDED 1
-#define Q3TEXTUREFLAG_AUTOSPRITE 2
-#define Q3TEXTUREFLAG_AUTOSPRITE2 4
-#define Q3TEXTUREFLAG_NOPICMIP 16
+#define Q3SURFACEPARM_ANTIPORTAL 2147483648u
 
 typedef struct q3mbrush_s
 {
@@ -661,9 +721,10 @@ typedef struct q3mbrushside_s
 }
 q3mbrushside_t;
 
-#define CHECKPVSBIT(pvs,b) ((b) >= 0 ? ((pvs)[(b) >> 3] & (1 << ((b) & 7))) : false)
-#define SETPVSBIT(pvs,b) ((b) >= 0 ? ((pvs)[(b) >> 3] |= (1 << ((b) & 7))) : false)
-#define CLEARPVSBIT(pvs,b) ((b) >= 0 ? ((pvs)[(b) >> 3] &= ~(1 << ((b) & 7))) : false)
+// the first cast is to shut up a stupid warning by clang, the second cast is to make both sides have the same type
+#define CHECKPVSBIT(pvs,b) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] & (1 << ((b) & 7))) : (unsigned char) false)
+#define SETPVSBIT(pvs,b) (void) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] |= (1 << ((b) & 7))) : (unsigned char) false)
+#define CLEARPVSBIT(pvs,b) (void) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] &= ~(1 << ((b) & 7))) : (unsigned char) false)
 
 #endif