==============================================================================
*/
+#define Q3PATHLENGTH 64
+
//
// in memory representation
typedef struct texture_s
{
+ // q1bsp
// name
- char name[16];
+ //char name[16];
// size
unsigned int width, height;
// SURF_ flags
unsigned int flags;
- // position in the model's textures array
- int number;
-
// type of rendering (SURFRENDER_ value)
int rendertype;
struct texture_s *currentframe;
// current alpha of the texture
float currentalpha;
+
+ // q3bsp
+ char name[Q3PATHLENGTH];
+ char firstpasstexturename[Q3PATHLENGTH]; // used only during loading
+ int surfaceflags;
+ int supercontents;
+ int surfaceparms;
+ int textureflags;
+
+ //skinframe_t skin;
}
texture_t;
typedef struct msurface_s
{
// bounding box for onscreen checks
- vec3_t poly_mins;
- vec3_t poly_maxs;
+ vec3_t mins;
+ vec3_t maxs;
// the node plane this is on, backwards if SURF_PLANEBACK flag set
mplane_t *plane;
// if lightmap settings changed, this forces update
int cached_dlight;
- // should be drawn if visframe == r_framecount (set by PrepareSurfaces)
- int visframe;
- // should be drawn if onscreen and not a backface (used for setting visframe)
- //int pvsframe;
- // chain of surfaces marked visible by pvs
- //struct msurface_s *pvschain;
-
// surface number, to avoid having to do a divide to find the number of a surface from it's address
int number;
- // center for sorting transparent meshes
- vec3_t poly_center;
-
// index into d_lightstylevalue array, 255 means not used (black)
qbyte styles[MAXLIGHTMAPS];
// RGB lighting data [numstyles][height][width][3]
// avoid multiple collision traces with a surface polygon
int colframe;
- // these are just 3D points defining the outline of the polygon,
- // no texcoord info (that can be generated from these)
- int poly_numverts;
- float *poly_verts;
-
// index into model->brush.shadowmesh
int num_firstshadowmeshtriangle;
- // neighboring surfaces (one per poly_numverts)
- //struct msurface_s **neighborsurfaces;
// currently used only for generating static shadow volumes
int lighttemp_castshadow;
typedef struct mnode_s
{
-// common with leaf
- // always 0 in nodes
- int contents;
-
+ //this part shared between node and leaf
+ mplane_t *plane; // != NULL
struct mnode_s *parent;
struct mportal_s *portals;
-
// for bounding box culling
vec3_t mins;
vec3_t maxs;
- mplane_t *plane; // != NULL
-// node specific
+ // this part unique to node
struct mnode_s *children[2];
+ // q1bsp specific
unsigned short firstsurface;
unsigned short numsurfaces;
}
typedef struct mleaf_s
{
-// common with node
- // always negative in leafs
- int contents;
-
+ //this part shared between node and leaf
+ mplane_t *plane; // == NULL
struct mnode_s *parent;
struct mportal_s *portals;
-
// for bounding box culling
vec3_t mins;
vec3_t maxs;
- mplane_t *plane; // == NULL
-// leaf specific
- // next leaf in pvschain
- struct mleaf_s *pvschain;
- // potentially visible if current (model->pvsframecount)
- int pvsframe;
- // visible if marked current (r_framecount)
- int visframe;
- // used by certain worldnode variants to avoid processing the same leaf twice in a frame
- int worldnodeframe;
- // used by polygon-through-portals visibility checker
- int portalmarkid;
-
- // -1 is not in pvs, >= 0 is pvs bit number
- int clusterindex;
-
- int *firstmarksurface;
- int nummarksurfaces;
- qbyte ambient_sound_level[NUM_AMBIENTS];
+ // this part unique to leaf
+ // common
+ int clusterindex; // -1 is not in pvs, >= 0 is pvs bit number
+ int areaindex; // q3bsp
+ int numleaffaces;
+ int *firstleafface;
+ int numleafbrushes; // q3bsp
+ int *firstleafbrush; // q3bsp
+ qbyte ambient_sound_level[NUM_AMBIENTS]; // q1bsp
+ int contents; // q1bsp: // TODO: remove (only used temporarily during loading when making collision hull 0)
+ int portalmarkid; // q1bsp // used by see-polygon-through-portals visibility checker
}
mleaf_t;
mvertex_t *points;
vec3_t mins, maxs; // culling
mplane_t plane;
- int visframe; // is this portal visible this frame?
}
mportal_t;
#define Q3LUMP_PVS 16 // potentially visible set; bit[clusters][clusters] (used by rendering)
#define Q3HEADER_LUMPS 17
-#define Q3PATHLENGTH 64
-
typedef struct
{
int ident;
}
q3dpvs_t;
+// surfaceflags from bsp
+#define Q3SURFACEFLAG_NODAMAGE 1
+#define Q3SURFACEFLAG_SLICK 2
+#define Q3SURFACEFLAG_SKY 4
+#define Q3SURFACEFLAG_LADDER 8
+#define Q3SURFACEFLAG_NOIMPACT 16
+#define Q3SURFACEFLAG_NOMARKS 32
+#define Q3SURFACEFLAG_FLESH 64
+#define Q3SURFACEFLAG_NODRAW 128
+#define Q3SURFACEFLAG_HINT 256
+#define Q3SURFACEFLAG_SKIP 512
+#define Q3SURFACEFLAG_NOLIGHTMAP 1024
+#define Q3SURFACEFLAG_POINTLIGHT 2048
+#define Q3SURFACEFLAG_METALSTEPS 4096
+#define Q3SURFACEFLAG_NOSTEPS 8192
+#define Q3SURFACEFLAG_NONSOLID 16384
+#define Q3SURFACEFLAG_LIGHTFILTER 32768
+#define Q3SURFACEFLAG_ALPHASHADOW 65536
+#define Q3SURFACEFLAG_NODLIGHT 131072
+#define Q3SURFACEFLAG_DUST 262144
+
+// surfaceparms from shaders
+#define Q3SURFACEPARM_ALPHASHADOW 1
+#define Q3SURFACEPARM_AREAPORTAL 2
+#define Q3SURFACEPARM_CLUSTERPORTAL 4
+#define Q3SURFACEPARM_DETAIL 8
+#define Q3SURFACEPARM_DONOTENTER 16
+#define Q3SURFACEPARM_FOG 32
+#define Q3SURFACEPARM_LAVA 64
+#define Q3SURFACEPARM_LIGHTFILTER 128
+#define Q3SURFACEPARM_METALSTEPS 256
+#define Q3SURFACEPARM_NODAMAGE 512
+#define Q3SURFACEPARM_NODLIGHT 1024
+#define Q3SURFACEPARM_NODRAW 2048
+#define Q3SURFACEPARM_NODROP 4096
+#define Q3SURFACEPARM_NOIMPACT 8192
+#define Q3SURFACEPARM_NOLIGHTMAP 16384
+#define Q3SURFACEPARM_NOMARKS 32768
+#define Q3SURFACEPARM_NOMIPMAPS 65536
+#define Q3SURFACEPARM_NONSOLID 131072
+#define Q3SURFACEPARM_ORIGIN 262144
+#define Q3SURFACEPARM_PLAYERCLIP 524288
+#define Q3SURFACEPARM_SKY 1048576
+#define Q3SURFACEPARM_SLICK 2197152
+#define Q3SURFACEPARM_SLIME 4194304
+#define Q3SURFACEPARM_STRUCTURAL 8388608
+#define Q3SURFACEPARM_TRANS 16777216
+#define Q3SURFACEPARM_WATER 33554432
+#define Q3SURFACEPARM_POINTLIGHT 67108864
+
+// various flags from shaders
+#define Q3TEXTUREFLAG_TWOSIDED 1
+#define Q3TEXTUREFLAG_ADDITIVE 2
+#define Q3TEXTUREFLAG_NOMIPMAPS 4
+#define Q3TEXTUREFLAG_NOPICMIP 8
+#define Q3TEXTUREFLAG_AUTOSPRITE 16
+#define Q3TEXTUREFLAG_AUTOSPRITE2 32
+#define Q3TEXTUREFLAG_ALPHATEST 64
+
+struct q3msurface_s;
+
+typedef struct q3mmodel_s
+{
+ vec3_t mins;
+ vec3_t maxs;
+ int numfaces;
+ struct q3msurface_s *firstface;
+ int numbrushes;
+ struct q3mbrush_s *firstbrush;
+}
+q3mmodel_t;
+
+typedef struct q3mbrush_s
+{
+ struct colbrushf_s *colbrushf;
+ int numbrushsides;
+ struct q3mbrushside_s *firstbrushside;
+ struct texture_s *texture;
+}
+q3mbrush_t;
+
+typedef struct q3mbrushside_s
+{
+ struct mplane_s *plane;
+ struct texture_s *texture;
+}
+q3mbrushside_t;
+
+typedef struct q3meffect_s
+{
+ char shadername[Q3PATHLENGTH];
+ struct q3mbrush_s *brush;
+ int unknown; // 5 or -1
+}
+q3meffect_t;
+
+typedef struct q3msurface_s
+{
+ // bounding box for culling
+ vec3_t mins;
+ vec3_t maxs;
+
+ // FIXME: collisionmarkframe should be kept in a separate array
+ // FIXME: shadowmark should be kept in a separate array
+
+ struct texture_s *texture;
+ struct q3meffect_s *effect;
+ rtexture_t *lightmaptexture;
+ int collisionmarkframe; // don't collide twice in one trace
+
+ surfmesh_t mesh;
+
+ // index into model->brush.shadowmesh
+ int num_firstshadowmeshtriangle;
+
+ // used for shadow volume generation
+ int shadowmark;
+}
+q3msurface_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)