#define SHADERSTAGE_NORMAL 1
#define SHADERSTAGE_COUNT 2
-#define SHADERFLAGS_NEEDLIGHTMAP 1
-
#define SURF_PLANEBACK 2
#define SURF_DRAWSKY 4
#define SURF_DRAWTURB 0x10
#define SURF_DRAWNOALPHA 0x100
#define SURF_DRAWFULLBRIGHT 0x200
#define SURF_LIGHTBOTHSIDES 0x400
-#define SURF_SHADOWCAST 0x1000 // this polygon can cast stencil shadows
-#define SURF_SHADOWLIGHT 0x2000 // this polygon can be lit by stencil shadowing
#define SURF_WATERALPHA 0x4000 // this polygon's alpha is modulated by r_wateralpha
#define SURF_SOLIDCLIP 0x8000 // this polygon blocks movement
struct entity_render_s;
struct texture_s;
struct msurface_s;
-// change this stuff when real shaders are added
-typedef struct Cshader_s
-{
- void (*shaderfunc[SHADERSTAGE_COUNT])(const struct entity_render_s *ent, const struct texture_s *texture, struct msurface_s **surfchain);
- int flags;
-}
-Cshader_t;
-
-extern Cshader_t Cshader_wall_lightmap;
-extern Cshader_t Cshader_water;
-extern Cshader_t Cshader_sky;
typedef struct texture_s
{
// SURF_ flags
unsigned int flags;
- // position in the model's textures array
- int number;
-
// type of rendering (SURFRENDER_ value)
int rendertype;
// loaded the same as model skins
skinframe_t skin;
- // shader to use for this texture
- Cshader_t *shader;
-
// total frames in sequence and alternate sequence
int anim_total[2];
// direct pointers to each of the frames in the sequences
}
mtexinfo_t;
-// LordHavoc: replaces glpoly, triangle mesh
-typedef struct surfmesh_s
-{
- // can be multiple meshs per surface
- struct surfmesh_s *chain;
- int numverts; // number of vertices in the mesh
- int numtriangles; // number of triangles in the mesh
- float *vertex3f; // float[verts*3] vertex locations
- float *svector3f; // float[verts*3] direction of 'S' (right) texture axis for each vertex
- float *tvector3f; // float[verts*3] direction of 'T' (down) texture axis for each vertex
- float *normal3f; // float[verts*3] direction of 'R' (out) texture axis for each vertex
- int *lightmapoffsets; // index into surface's lightmap samples for vertex lighting
- float *texcoordtexture2f; // float[verts*2] texcoords for surface texture
- float *texcoordlightmap2f; // float[verts*2] texcoords for lightmap texture
- float *texcoorddetail2f; // float[verts*2] texcoords for detail texture
- int *element3i; // int[tris*3] triangles of the mesh, 3 indices into vertex arrays for each
- int *neighbor3i; // int[tris*3] neighboring triangle on each edge (-1 if none)
-}
-surfmesh_t;
-
typedef struct msurface_s
{
// bounding box for onscreen checks
// the lightmap texture fragment to use on the rendering mesh
rtexture_t *lightmaptexture;
// mesh for rendering
- surfmesh_t *mesh;
+ surfmesh_t mesh;
// 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;
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 castshadow;
+ int lighttemp_castshadow;
+
+ // avoid redundent surface shadows
+ int shadowmark;
}
msurface_t;
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;
-// node specific
- mplane_t *plane;
+ // 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;
-// 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;
-
- // decompressed pvs bits (potentially visible set)
- // note: never NULL, always present, may be full of 0xFF though
- qbyte *pvsdata;
-
- 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;
struct mportal_s *next; // the next portal on this leaf
mleaf_t *here; // the leaf this portal is on
mleaf_t *past; // the leaf through this portal (infront)
- mvertex_t *points;
int numpoints;
+ mvertex_t *points;
+ vec3_t mins, maxs; // culling
mplane_t plane;
- int visframe; // is this portal visible this frame?
}
mportal_t;
}
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 q3mtexture_s
+{
+ char name[Q3PATHLENGTH];
+ char firstpasstexturename[Q3PATHLENGTH];
+ int surfaceflags;
+ int supercontents;
+ int surfaceparms;
+ int textureflags;
+
+ skinframe_t skin;
+}
+q3mtexture_t;
+
+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 q3mtexture_s *texture;
+}
+q3mbrush_t;
+
+typedef struct q3mbrushside_s
+{
+ struct mplane_s *plane;
+ struct q3mtexture_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
+{
+ // FIXME: collisionmarkframe should be kept in a separate array
+ // FIXME: shadowmark should be kept in a separate array
+
+ struct q3mtexture_s *texture;
+ struct q3meffect_s *effect;
+ rtexture_t *lightmaptexture;
+ int collisionmarkframe; // don't collide twice in one trace
+ // bounding box for culling
+ float mins[3];
+ float maxs[3];
+
+ 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)
+
#endif
projects / xonotic / darkplaces.git / blobdiff