Fix D3D12 driver returning internal types to RenderingDevice's texture_get_native_handle/get_driver_resource

Author: brycehutchings

doc/classes/RenderingDevice.xml

@@ -1163,6 +1163,7 @@
 		<constant name="DRIVER_RESOURCE_COMMAND_QUEUE" value="3" enum="DriverResource">
 			The main graphics-compute command queue ([code]rid[/code] parameter is ignored).
 			- Vulkan: [code]VkQueue[/code].
+			- D3D12: [code]ID3D12CommandQueue[/code].
 			- Metal: [code]MTLCommandQueue[/code].
 		</constant>
 		<constant name="DRIVER_RESOURCE_QUEUE_FAMILY" value="4" enum="DriverResource">
@@ -1171,6 +1172,7 @@
 		</constant>
 		<constant name="DRIVER_RESOURCE_TEXTURE" value="5" enum="DriverResource">
 			- Vulkan: [code]VkImage[/code].
+			- D3D12: [code]ID3D12Resource[/code].
 		</constant>
 		<constant name="DRIVER_RESOURCE_TEXTURE_VIEW" value="6" enum="DriverResource">
 			The view of an owned or shared texture.

drivers/d3d12/rendering_device_driver_d3d12.cpp

@@ -5679,14 +5679,18 @@ uint64_t RenderingDeviceDriverD3D12::get_resource_native_handle(DriverResource p
 			return 0;
 		}
 		case DRIVER_RESOURCE_COMMAND_QUEUE: {
-			return (uint64_t)p_driver_id.id;
+			const CommandQueueInfo *cmd_queue_info = (const CommandQueueInfo *)p_driver_id.id;
+			return (uint64_t)cmd_queue_info->d3d_queue.Get();
 		}
 		case DRIVER_RESOURCE_QUEUE_FAMILY: {
 			return 0;
 		}
 		case DRIVER_RESOURCE_TEXTURE: {
 			const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id;
-			return (uint64_t)tex_info->main_texture;
+			if (tex_info->main_texture) {
+				tex_info = tex_info->main_texture;
+			}
+			return (uint64_t)tex_info->resource;
 		} break;
 		case DRIVER_RESOURCE_TEXTURE_VIEW: {
 			const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id;