Fix Warnings

Author: BMagnu

code/graphics/opengl/gropengltnl.cpp

@@ -623,8 +623,6 @@ void gr_opengl_render_model(model_material* material_info, indexed_vertex_source
 	GL_CHECK_FOR_ERRORS("end of render_buffer()");
 }
 
-int Shadow_cascade_count = 0;
-
 void gr_opengl_render_shadow_draw(gr_buffer_handle ubo_handle, size_t ubo_offset, size_t ubo_size,
                                    vertex_buffer* buffer, indexed_vertex_source* vert_src, size_t texi)
 {

code/graphics/shadows.cpp

@@ -824,7 +824,7 @@ void shadow_cascade_params_shutdown() {
 	}
 }
 
-extern int Shadow_cascade_count;
+int Shadow_cascade_count = 0;
 void shadow_cascade_params_bind(int cascade_offset, int cascade_count) {
 	if (!Shadow_cascade_params_buffer.isValid()) {
 		return;

code/graphics/shadows.h

@@ -37,6 +37,7 @@ extern bool Shadow_quality_uses_mod_option;
 
 extern SCP_vector<matrix4> Shadow_proj_matrix;
 extern SCP_vector<float> Shadow_cascade_distances;
+extern int Shadow_cascade_count;
 
 void shadows_construct_light_frustum(vec3d *min_out, vec3d *max_out, vec3d light_vec, matrix *orient, vec3d *pos, fov_t fov, float aspect, float z_near, float z_far);
 bool shadows_obj_in_frustum(object *objp, vec3d *min, vec3d *max, matrix *light_orient);

code/mod_table/mod_table.cpp

@@ -1736,7 +1736,7 @@ void mod_table_init()
 		//Validate that we have the correct number of shadow smoothness factors
 		if (Num_shadow_cascades + Num_cockpit_shadow_cascades != static_cast<int>(Shadow_smoothness_factor.size())) {
 			Warning(LOCATION, "$Shadow Smoothness Factor: number of values (currently %d) must match number of total cascades (%d cockpit cascades + %d main scene cascades = %d total cascades).", static_cast<int>(Shadow_smoothness_factor.size()), Num_cockpit_shadow_cascades, Num_shadow_cascades, Num_cockpit_shadow_cascades + Num_shadow_cascades);
-			int current_last = Shadow_smoothness_factor.size();
+			int current_last = static_cast<int>(Shadow_smoothness_factor.size());
 			Shadow_smoothness_factor.resize(Num_shadow_cascades + Num_cockpit_shadow_cascades);
 			for (int i = current_last; i < Num_shadow_cascades + Num_cockpit_shadow_cascades; ++i)
 				Shadow_smoothness_factor[i] = 1.f / 300.f;