ogt_vox: fixed compiler warnings

Author: mgerhardy

demo/demo_vox.cpp

@@ -133,7 +133,7 @@ bool demo_load_and_save(const char *filename)
         for (uint32_t instance_index = 0; instance_index < scene->num_instances; instance_index++)
         {
             const ogt_vox_instance* instance = &scene->instances[instance_index];
-            const ogt_vox_model* model = scene->models[instance->model_index];
+            // const ogt_vox_model* model = scene->models[instance->model_index];
 
             const char* layer_name =
                 instance->layer_index == UINT32_MAX ? "(no layer)":

src/ogt_vox.h

@@ -1012,7 +1012,7 @@
         if (!str)
             return default_value;
         uint32_t value;
-        _vox_str_scanf(str, "%i", &value);
+        _vox_str_scanf(str, "%u", &value);
         return value;
     }
 

src/ogt_voxel_meshify.h

@@ -1422,7 +1422,7 @@ int32_t _construct_polygon_for_slice(ogt_mesh_vec2i* verts, uint32_t max_verts,
 
             // (1) try tessellate edge0, edge1, edge2.
             const uint32_t k_max_tessellations = 512;
-            assert(edge1_pushed_distance < k_max_tessellations);
+            assert(edge1_pushed_distance < (int)k_max_tessellations);
             ogt_mesh_vec2i tess_buffer[k_max_tessellations];
             uint32_t tess_offset = 0;