-
#ifndef CURVES_H
#define CURVES_H
+#define PATCH_LODS_NUM 2
+#define PATCH_LOD_COLLISION 0
+#define PATCH_LOD_VISUAL 1
+
+typedef struct patchinfo_s
+{
+ int xsize, ysize;
+ struct {
+ int xtess, ytess;
+ } lods[PATCH_LODS_NUM];
+} patchinfo_t;
+
+// Calculate number of resulting vertex rows/columns by given patch size and tesselation factor
+// When tess=0 it means that we reduce detalization of base 3x3 patches by removing middle row and column
+// "DimForTess" is "DIMension FOR TESSelation factor"
+int Q3PatchDimForTess(int size, int tess);
+
// usage:
// to expand a 5x5 patch to 21x21 vertices (4x4 tesselation), one might use this call:
// Q3PatchSubdivideFloat(3, sizeof(float[3]), outvertices, 5, 5, sizeof(float[3]), patchvertices, 4, 4);
// (such as those produced by Q3PatchTesselate)
// (note: width and height are the actual vertex size, this produces
// (width-1)*(height-1)*2 triangles, 3 elements each)
-void Q3PatchTriangleElements(int *elements, int width, int height);
+void Q3PatchTriangleElements(int *elements, int width, int height, int firstvertex);
+
+int Q3PatchAdjustTesselation(int numcomponents, patchinfo_t *patch1, float *patchvertices1, patchinfo_t *patch2, float *patchvertices2);
#endif