X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=dosdemo;a=blobdiff_plain;f=src%2Fmesh.c;h=0e8d869312be48dd74ef09c03d8bdd24b557fb63;hp=ce26e6880bd8e0dfec74c8ddc2daae0ac09e3d28;hb=d956a9d9273eebfacfda58cb3bafff017269d5dc;hpb=9ecf7c26db456b3cef34a7d6d79ffb164cad17c5

diff --git a/src/mesh.c b/src/mesh.c
index ce26e68..0e8d869 100644
--- a/src/mesh.c
+++ b/src/mesh.c
@@ -5,6 +5,40 @@
 #include "mesh.h"
 #include "3dgfx.h"
 
+void free_mesh(struct g3d_mesh *mesh)
+{
+	destroy_mesh(mesh);
+	free(mesh);
+}
+
+void destroy_mesh(struct g3d_mesh *mesh)
+{
+	free(mesh->varr);
+	free(mesh->iarr);
+}
+
+int copy_mesh(struct g3d_mesh *dest, struct g3d_mesh *src)
+{
+	dest->prim = src->prim;
+	if(src->varr) {
+		if(!(dest->varr = malloc(src->vcount * sizeof *src->varr))) {
+			return -1;
+		}
+		memcpy(dest->varr, src->varr, src->vcount * sizeof *src->varr);
+	}
+	dest->vcount = src->vcount;
+	if(src->iarr) {
+		if(!(dest->iarr = malloc(src->icount * sizeof *src->iarr))) {
+			free(dest->varr);
+			dest->varr = 0;
+			return -1;
+		}
+		memcpy(dest->iarr, src->iarr, src->icount * sizeof *src->iarr);
+	}
+	dest->icount = src->icount;
+	return 0;
+}
+
 static struct {
 	int prim;
 	struct g3d_vertex *varr;