typedef struct skinframe_s
{
- rtexture_t *base; // original texture minus pants/shirt/glow
+ rtexture_t *base; // original texture without pants/shirt/glow
rtexture_t *pants; // pants only (in greyscale)
rtexture_t *shirt; // shirt only (in greyscale)
- rtexture_t *glow; // glow only
- rtexture_t *merged; // original texture minus glow
- rtexture_t *fog; // white texture with alpha of the base texture, NULL if not transparent
+ rtexture_t *glow; // glow only (fullbrights)
+ rtexture_t *merged; // original texture without glow
+ rtexture_t *fog; // alpha of the base texture (if not opaque)
+ rtexture_t *nmap; // normalmap (bumpmap for dot3)
+ rtexture_t *gloss; // glossmap (for dot3)
+ rtexture_t *detail; // detail texture (silly bumps for non-dot3)
}
skinframe_t;
#define MAX_SKINS 256
+#define SHADOWMESHVERTEXHASH 1024
+typedef struct shadowmeshvertexhash_s
+{
+ struct shadowmeshvertexhash_s *next;
+}
+shadowmeshvertexhash_t;
+
+typedef struct shadowmesh_s
+{
+ struct shadowmesh_s *next;
+ int numverts, maxverts;
+ int numtriangles, maxtriangles;
+ float *verts;
+ int *elements;
+ int *neighbors;
+ // these are NULL after Mod_ShadowMesh_Finish is performed, only used
+ // while building meshes
+ shadowmeshvertexhash_t **vertexhashtable, *vertexhashentries;
+}
+shadowmesh_t;
+
#include "model_brush.h"
#include "model_sprite.h"
#include "model_alias.h"
+#include "matrixlib.h"
+
typedef struct model_s
{
char name[MAX_QPATH];
qboolean isworldmodel;
// true if this model is a HalfLife .bsp file
qboolean ishlbsp;
+ // true if this model was not successfully loaded and should be purged
+ qboolean error;
// mod_brush, mod_alias, mod_sprite
modtype_t type;
int aliastype;
// LordHavoc: if true (normally only for sprites) the model/sprite/bmodel is always rendered fullbright
int fullbright;
- // number of QC accessable frame(group)s in the model
+ // number of QC accessible frame(group)s in the model
int numframes;
+ // number of QC accessible skin(group)s in the model
+ int numskins;
// whether to randomize animated framegroups
synctype_t synctype;
- // used for sprites and models
- int numtris;
- // used for models
- int numskins;
- // used by models
- int numverts;
// flags from the model file
int flags;
vec3_t yawmins, yawmaxs;
// bounding box if pitch or roll are used
vec3_t rotatedmins, rotatedmaxs;
- // usable at any angles
-// float modelradius;
+ // sphere radius, usable at any angles
+ float radius;
+ // squared sphere radius for easier comparisons
+ float radius2;
// brush model specific
int firstmodelsurface, nummodelsurfaces;
int numlights;
mlight_t *lights;
+ // pvs visibility marking
+ mleaf_t *pvsviewleaf;
+ int pvsviewleafnovis;
+ int pvsframecount;
+ mleaf_t *pvsleafchain;
+ int *pvssurflist;
+ int pvssurflistlength;
+ // these get rebuilt as the player moves around if this is the world,
+ // otherwise they are left alone (no pvs for bmodels)
+ msurface_t ***pvstexturechains;
+ msurface_t **pvstexturechainsbuffer;
+ int *pvstexturechainslength;
+
+ // lightmap update chains for light styles
+ int light_styles;
+ qbyte *light_style;
+ int *light_stylevalue;
+ msurface_t ***light_styleupdatechains;
+ msurface_t **light_styleupdatechainsbuffer;
+ int light_scalebit;
+ float light_ambient;
+
// skin animation info
animscene_t *skinscenes; // [numskins]
// skin frame info
animscene_t *animscenes; // [numframes]
- // Q1 and Q2 models are the same after loading
- int *mdlmd2data_indices;
- float *mdlmd2data_texcoords;
- md2frame_t *mdlmd2data_frames;
- trivertx_t *mdlmd2data_pose;
+ // mdl/md2/md3 models are the same after loading
+ int aliasnum_meshes;
+ aliasmesh_t *aliasdata_meshes;
// for Zymotic models
- void *zymdata_header;
+ int zymnum_verts;
+ int zymnum_tris;
+ int zymnum_shaders;
+ int zymnum_bones;
+ int zymnum_scenes;
+ float *zymdata_texcoords;
+ rtexture_t **zymdata_textures;
+ qbyte *zymdata_trizone;
+ zymbone_t *zymdata_bones;
+ unsigned int *zymdata_vertbonecounts;
+ zymvertex_t *zymdata_verts;
+ unsigned int *zymdata_renderlist;
+ float *zymdata_poses;
int sprnum_type;
mspriteframe_t *sprdata_frames;
- // draw the model
- void(*Draw)(struct entity_render_s *ent);
+
+ // functions used in both rendering modes
// draw the model's sky polygons (only used by brush models)
void(*DrawSky)(struct entity_render_s *ent);
- // draw the model's shadows
- void(*DrawShadow)(struct entity_render_s *ent);
+
+ // functions used only in normal rendering mode
+ // draw the model
+ void(*Draw)(struct entity_render_s *ent);
+ // draw a fake shadow for the model
+ void(*DrawFakeShadow)(struct entity_render_s *ent);
+
+ // functions used only in shadow volume rendering mode
+ // draw a shadow volume for the model based on light source
+ void(*DrawShadowVolume)(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
+ // draw the lighting on a model (through stencil)
+ void(*DrawLight)(struct entity_render_s *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz);
// memory pool for allocations
mempool_t *mempool;
// this can be used for anything without a valid texture
extern rtexture_t *r_notexture;
+#define NUM_DETAILTEXTURES 1
+extern rtexture_t *mod_shared_detailtextures[NUM_DETAILTEXTURES];
// every texture must be in a pool...
-extern rtexturepool_t *r_notexturepool;
+extern rtexturepool_t *mod_shared_texturepool;
// model loading
extern model_t *loadmodel;
void Mod_Init (void);
void Mod_CheckLoaded (model_t *mod);
void Mod_ClearAll (void);
+void Mod_ClearErrorModels (void);
model_t *Mod_FindName (const char *name);
model_t *Mod_ForName (const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel);
void Mod_TouchModel (const char *name);
void Mod_ClearUsed(void);
void Mod_PurgeUnused(void);
+void Mod_LoadModels(void);
extern model_t *loadmodel;
extern char loadname[32]; // for hunk tags
+int Mod_FindTriangleWithEdge(const int *elements, int numtriangles, int start, int end, int ignore);
+void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtriangles);
+void Mod_ValidateElements(const int *elements, int numtriangles, int numverts, const char *filename, int fileline);
+void Mod_BuildTextureVectorsAndNormals(int numverts, int numtriangles, const float *vertex, const float *texcoord, const int *elements, float *svectors, float *tvectors, float *normals);
+
+shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts);
+shadowmesh_t *Mod_ShadowMesh_ReAlloc(mempool_t *mempool, shadowmesh_t *oldmesh);
+int Mod_ShadowMesh_AddVertex(shadowmesh_t *mesh, float *v);
+void Mod_ShadowMesh_AddTriangle(mempool_t *mempool, shadowmesh_t *mesh, float *vert0, float *vert1, float *vert2);
+void Mod_ShadowMesh_AddPolygon(mempool_t *mempool, shadowmesh_t *mesh, int numverts, float *verts);
+void Mod_ShadowMesh_AddMesh(mempool_t *mempool, shadowmesh_t *mesh, int numverts, float *verts, int numtris, int *elements);
+shadowmesh_t *Mod_ShadowMesh_Begin(mempool_t *mempool, int initialnumtriangles);
+shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh);
+void Mod_ShadowMesh_CalcBBox(shadowmesh_t *firstmesh, vec3_t mins, vec3_t maxs, vec3_t center, float *radius);
+void Mod_ShadowMesh_Free(shadowmesh_t *mesh);
+
+int Mod_LoadSkinFrame (skinframe_t *skinframe, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture);
+int Mod_LoadSkinFrame_Internal (skinframe_t *skinframe, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture, qbyte *skindata, int width, int height);
+
#endif // __MODEL__