def clean_resources():
window.hide()
hvk.device_wait_idle(api, device)
hvk.destroy_fence(api, device, staging_fence)
hvk.destroy_command_pool(api, device, staging_pool)
hvk.destroy_command_pool(api, device, drawing_pool)
hvk.destroy_buffer(api, device, mesh_buffer)
hvk.free_memory(api, device, mesh_memory)
hvk.destroy_sampler(api, device, texture_sampler)
hvk.destroy_image_view(api, device, texture_view)
hvk.destroy_image(api, device, texture_image)
hvk.free_memory(api, device, texture_image_memory)
hvk.destroy_descriptor_pool(api, device, descriptor_pool)
hvk.destroy_buffer(api, device, uniforms_buffer)
hvk.free_memory(api, device, uniforms_mem)
hvk.destroy_pipeline(api, device, pipeline)
hvk.destroy_pipeline_cache(api, device, pipeline_cache)
hvk.destroy_pipeline_layout(api, device, pipeline_layout)
for m in shader_modules:
hvk.destroy_shader_module(api, device, m)
hvk.destroy_descriptor_set_layout(api, device, descriptor_set_layout)
for fb in framebuffers:
hvk.destroy_framebuffer(api, device, fb)
hvk.destroy_render_pass(api, device, render_pass)
hvk.destroy_semaphore(api, device, image_ready)
hvk.destroy_semaphore(api, device, rendering_done)
for f in render_fences:
hvk.destroy_fence(api, device, f)
hvk.destroy_image(api, device, depth_stencil)
hvk.destroy_image_view(api, device, depth_view)
hvk.free_memory(api, device, depth_alloc)
for v in swapchain_image_views:
hvk.destroy_image_view(api, device, v)
hvk.destroy_swapchain(api, device, swapchain)
hvk.destroy_device(api, device)
hvk.destroy_surface(api, instance, surface)
debugger.stop()
hvk.destroy_instance(api, instance)
window.destroy()
def free(self):
ctx, api, device = self.ctx
memory_manager = ctx.memory_manager
hvk.destroy_image_view(api, device, self.depth_stencil.view)
hvk.destroy_image(api, device, self.depth_stencil.image)
memory_manager.free_alloc(self.depth_stencil_alloc)
for fb in self.framebuffers:
hvk.destroy_framebuffer(api, device, fb)
for (_, view) in self.swapchain_images:
hvk.destroy_image_view(api, device, view)
hvk.destroy_render_pass(api, device, self.render_pass)
del self.engine
def create_framebuffers(recreate=False):
global framebuffers
if recreate:
for fb in framebuffers:
hvk.destroy_framebuffer(api, device, fb)
width, height = window.dimensions()
framebuffers = []
for img in swapchain_image_views:
framebuffer = hvk.create_framebuffer(
api, device,
hvk.framebuffer_create_info(render_pass=render_pass,
width=width,
height=height,
attachments=(img, depth_view)))
framebuffers.append(framebuffer)
def _setup_framebuffers(self):
ctx, api, device = self.ctx
render_pass = self.render_pass
width, height = ctx.info["swapchain_extent"].values()
if self.framebuffers is not None:
for fb in self.framebuffers:
hvk.destroy_framebuffer(api, device, fb)
depth_view = self.depth_stencil.view
framebuffers = []
for _, color_view in self.swapchain_images:
framebuffer = hvk.create_framebuffer(
api, device,
hvk.framebuffer_create_info(render_pass=render_pass,
width=width,
height=height,
attachments=(color_view,
depth_view)))
framebuffers.append(framebuffer)
self.framebuffers = framebuffers