shithub: libgraphics

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add a name property to Material.

--- a/graphics.h

+++ b/graphics.h

@@ -102,6 +102,7 @@

 struct Material

 {

+	char *name;

 	Color ambient;

 	Color diffuse;

 	Color specular;

--- a/scene.c

+++ b/scene.c

@@ -154,6 +154,11 @@

 			mtl = &m->materials[m->nmaterials-1];

 			memset(mtl, 0, sizeof *mtl);

+			if(objmtl->name != nil){

+				mtl->name = strdup(objmtl->name);

+				if(mtl->name == nil)

+					sysfatal("strdup: %r");

+			}

 			mtl->ambient.r = objmtl->Ka.r;

 			mtl->ambient.g = objmtl->Ka.g;

 			mtl->ambient.b = objmtl->Ka.b;

@@ -306,8 +311,11 @@

 		freememimage(m->tex);

 	if(m->nor != nil)

 		freememimage(m->nor);

-	if(m->nmaterials > 0)

+	if(m->nmaterials > 0){

+		while(m->nmaterials--)

+			free(m->materials[m->nmaterials].name);

 		free(m->materials);

+	}

 	if(m->nprims > 0)

 		free(m->prims);

 	free(m);