now loads q3 bsp (but can't render it or collide with it, so don't try it)

[xonotic/darkplaces.git] / model_brush.h

diff --git a/model_brush.h b/model_brush.h
index 83f11d2d030880123e902c54d3a1b5ebdf76653a..5772df2108b1b701851c3e56b27cb81a1638b3ac 100644 (file)
--- a/model_brush.h
+++ b/model_brush.h
@@ -668,7 +668,7 @@ q3deffect_t;
 #define Q3FACETYPE_POLYGON 1 // common
 #define Q3FACETYPE_PATCH 2 // common
 #define Q3FACETYPE_MESH 3 // common
-#define Q3FACETYPE_BILLBOARD 4 // rare (is this ever used?)
+#define Q3FACETYPE_FLARE 4 // rare (is this ever used?)
 
 typedef struct
 {
@@ -679,19 +679,71 @@ typedef struct
        int numvertices;
        int firstelement;
        int numelements;
-       int lightmapindex;
-       int lightmap_base[2]; // only needed by lighting util
-       int lightmap_size[2]; // only needed by lighting util
-       float lightmap_origin[3]; // only needed by lighting util
-       float lightmap_vectors[2][3]; // only needed by lighting util
-       float normal[3]; // only needed by lighting util
-       int patchsize[2]; // size for Q3FACETYPE_PATCH
+       int lightmapindex; // -1 if none
+       int lightmap_base[2];
+       int lightmap_size[2];
+       union
+       {
+               struct
+               {
+                       // corrupt or don't care
+                       int blah[14];
+               }
+               unknown;
+               struct
+               {
+                       // Q3FACETYPE_POLYGON
+                       // polygon is simply a convex polygon, renderable as a mesh
+                       float lightmap_origin[3];
+                       float lightmap_vectors[2][3];
+                       float normal[3];
+                       int unused1[2];
+               }
+               polygon;
+               struct
+               {
+                       // Q3FACETYPE_PATCH
+                       // patch renders as a bezier mesh, with adjustable tesselation
+                       // level (optionally based on LOD using the bbox and polygon
+                       // count to choose a tesselation level)
+                       // note: multiple patches may have the same bbox to cause them to
+                       // be LOD adjusted together as a group
+                       int unused1[3];
+                       float mins[3]; // LOD bbox
+                       float maxs[3]; // LOD bbox
+                       int unused2[3];
+                       int patchsize[2]; // dimensions of vertex grid
+               }
+               patch;
+               struct
+               {
+                       // Q3FACETYPE_MESH
+                       // mesh renders as simply a triangle mesh
+                       int unused1[3];
+                       float mins[3];
+                       float maxs[3];
+                       int unused2[5];
+               }
+               mesh;
+               struct
+               {
+                       // Q3FACETYPE_FLARE
+                       // flare renders as a simple sprite at origin, no geometry
+                       // exists, nor does it have a radius, a cvar controls the radius
+                       // and another cvar controls distance fade
+                       // (they were not used in Q3 I'm told)
+                       float origin[3];
+                       int unused1[11];
+               }
+               flare;
+       }
+       specific;
 }
 q3dface_t;
 
 typedef struct
 {
-       unsigned char rgb[128][128][3];
+       unsigned char rgb[128*128*3];
 }
 q3dlightmap_t;