render/render_opengl: Ignore missing scene objects

Author: caseif

engine/modules/render/src/util/object_processing.rs

@@ -93,9 +93,10 @@ fn process_render_group_2d<S>(
 
     for child_obj_handle in child_objects {
         let (obj_transform, obj_anchor, child_version) = {
-            let mut child_object = get_render_context_2d()
+            //TODO: stopgap until render graph buffering is properly implemented
+            let Some(mut child_object) = get_render_context_2d()
                 .get_object_mut(child_obj_handle)
-                .unwrap();
+                else { continue; };
 
             (
                 child_object.get_transform().value,

engine/modules/render_opengl/src/shaders.rs

@@ -158,7 +158,7 @@ fn compile_shaders(shaders: &Vec<Resource>) -> (Vec<GlShaderHandle>, ShaderRefle
             let entry_point_c = CString::new("main").unwrap();
             glSpecializeShaderARB(
                 shader_handle,
-                entry_point_c.as_ptr(),
+                entry_point_c.as_ptr().cast(),
                 0,
                 ptr::null(),
                 ptr::null(),
@@ -179,7 +179,7 @@ fn compile_shaders(shaders: &Vec<Resource>) -> (Vec<GlShaderHandle>, ShaderRefle
             debug!(LOGGER, "GLSL source:\n{}", glsl_src);
 
             let glsl_src_len = glsl_src.len() as GLint;
-            glShaderSource(shader_handle, 1, &glsl_src_c.as_ptr(), &glsl_src_len);
+            glShaderSource(shader_handle, 1, &glsl_src_c.as_ptr().cast(), &glsl_src_len);
             glCompileShader(shader_handle);
         }
 
@@ -270,8 +270,8 @@ pub(crate) fn link_program(shader_uids: impl IntoIterator<Item = impl AsRef<str>
 
     let out_color_name_c = CString::new(SHADER_OUT_COLOR).unwrap();
     let out_light_opac_name_c = CString::new(SHADER_OUT_LIGHT_OPACITY).unwrap();
-    glBindFragDataLocation(program_handle, 0, out_color_name_c.as_ptr());
-    glBindFragDataLocation(program_handle, 1, out_light_opac_name_c.as_ptr());
+    glBindFragDataLocation(program_handle, 0, out_color_name_c.as_ptr().cast());
+    glBindFragDataLocation(program_handle, 1, out_light_opac_name_c.as_ptr().cast());
 
     glLinkProgram(program_handle);
 

engine/modules/render_opengl/src/twod/object_proc_impl.rs

@@ -42,7 +42,8 @@ pub(crate) fn process_object(
     is_transform_dirty: bool,
     state: &mut RendererState,
 ) {
-    let mut object = get_render_context_2d().get_object_mut(object_handle).unwrap();
+    //TODO: stopgap until render graph buffering is properly implemented
+    let Some(mut object) = get_render_context_2d().get_object_mut(object_handle) else { return; };
 
     let existing_obj = {
         let scene_state = state.scene_states_2d.entry(scene_id.to_string()).or_insert_with(|| {

engine/modules/render_opengl/src/util/gl_util.rs

@@ -86,7 +86,7 @@ pub(crate) unsafe extern "C" fn gl_debug_callback(
         _ => LogLevel::Debug, // shouldn't happen
     };
 
-    GL_LOGGER.log(level, CStr::from_ptr(message).to_string_lossy());
+    GL_LOGGER.log(level, CStr::from_ptr(message.cast()).to_string_lossy());
 }
 
 pub(crate) fn set_attrib_pointer(