gpu: cleanup

base/sources/backends/direct3d12_gpu.c

@@ -157,31 +157,6 @@ void gpu_barrier(gpu_texture_t *render_target, gpu_texture_state_t state_after)
 	render_target->state = state_after;
 }
 
-void gpu_destroy() {
-	wait_for_fence(fence, fence_value, fence_event);
-	for (int i = 0; i < GPU_FRAMEBUFFER_COUNT; ++i) {
-		gpu_texture_destroy_internal(&framebuffers[i]);
-	}
-	if (framebuffer_depth.width > 0) {
-		gpu_texture_destroy_internal(&framebuffer_depth);
-	}
-	if (readback_buffer != NULL) {
-		readback_buffer->lpVtbl->Release(readback_buffer);
-	}
-	if (upload_buffer != NULL) {
-		upload_buffer->lpVtbl->Release(upload_buffer);
-	}
-	command_list->lpVtbl->Release(command_list);
-	command_allocator->lpVtbl->Release(command_allocator);
-	window_swapchain->lpVtbl->Release(window_swapchain);
-	queue->lpVtbl->Release(queue);
-	root_signature->lpVtbl->Release(root_signature);
-	gpu_srv_heap->lpVtbl->Release(gpu_srv_heap);
-	fence->lpVtbl->Release(fence);
-	CloseHandle(fence_event);
-	device->lpVtbl->Release(device);
-}
-
 static D3D12_CPU_DESCRIPTOR_HANDLE descriptor_handle(ID3D12DescriptorHeap *heap, D3D12_DESCRIPTOR_HEAP_TYPE type, int index) {
 	D3D12_CPU_DESCRIPTOR_HANDLE h;
 	heap->lpVtbl->GetCPUDescriptorHandleForHeapStart(heap, &h);

base/sources/backends/linux_system.c

@@ -1196,12 +1196,9 @@ void iron_init(iron_window_options_t *ops) {
 }
 
 void iron_internal_shutdown() {
-	gpu_destroy();
-
 #ifdef WITH_GAMEPAD
 	iron_linux_closeHIDGamepads();
 #endif
-
 	free(clipboardString);
 	XCloseDisplay(x11_ctx.display);
 	iron_internal_shutdown_callback();

base/sources/backends/metal_gpu.m

@@ -117,11 +117,6 @@ void gpu_render_target_init2(gpu_texture_t *target, int width, int height, gpu_t
 	}
 }
 
-void gpu_destroy(void) {
-	id<MTLTexture> readback = (__bridge_transfer id<MTLTexture>)readback_buffer;
-	readback                = nil;
-}
-
 void gpu_resize_internal(int width, int height) {
 	resized = true;
 }

base/sources/backends/vulkan_gpu.c

@@ -1012,18 +1012,6 @@ void gpu_init_internal(int depth_buffer_bits, bool vsync) {
 	vkCreateFence(device, &fence_info, NULL, &fence);
 }
 
-void gpu_destroy() {
-	if (readback_buffer_size > 0) {
-		vkFreeMemory(device, readback_mem, NULL);
-		vkDestroyBuffer(device, readback_buffer, NULL);
-	}
-	vkFreeCommandBuffers(device, cmd_pool, 1, &command_buffer);
-	vkDestroyFence(device, fence, NULL);
-	VkSwapchainKHR swapchain = cleanup_swapchain();
-	vkDestroySwapchainKHR(device, swapchain, NULL);
-	vkDestroySurfaceKHR(instance, surface, NULL);
-}
-
 void iron_vulkan_surface_destroyed() {
 	surface_destroyed = true;
 }

base/sources/backends/webgpu_gpu.c

@@ -305,18 +305,6 @@ void gpu_init_internal(int depth_buffer_bits, bool vsync) {
 	create_swapchain();
 }
 
-void gpu_destroy() {
-	if (readback_buffer_size > 0) {
-		wgpuBufferDestroy(readback_buffer);
-		wgpuBufferRelease(readback_buffer);
-	}
-	// wgpuSurfaceUnconfigure(surface);
-	// wgpuSurfaceRelease(surface);
-	// wgpuDeviceRelease(device);
-	// wgpuAdapterRelease(gpu);
-	// wgpuInstanceRelease(instance);
-}
-
 void gpu_begin_internal(gpu_clear_t flags, unsigned color, float depth) {
 	int width  = iron_window_width();
 	int height = iron_window_height();

base/sources/backends/windows_system.c

@@ -944,7 +944,6 @@ void iron_internal_shutdown() {
 	iron_windows_hide_windows();
 	iron_internal_shutdown_callback();
 	iron_windows_destroy_windows();
-	gpu_destroy();
 	iron_windows_restore_displays();
 }
 

base/sources/iron_gpu.h

@@ -170,7 +170,6 @@ void gpu_barrier(gpu_texture_t *render_target, gpu_texture_state_t state_after);
 void gpu_create_framebuffers(int depth_buffer_bits);
 void gpu_init(int depth_buffer_bits, bool vsync);
 void gpu_init_internal(int depth_buffer_bits, bool vsync);
-void gpu_destroy(void);
 void gpu_draw(void);
 void gpu_resize(int width, int height);
 void gpu_resize_internal(int width, int height);