def color_region(request, graphics_pipe):
"""Creates and returns a DisplayRegion with a depth buffer."""
engine = core.GraphicsEngine()
engine.set_threading_model("")
# Vulkan needs no host window.
if graphics_pipe.get_interface_name() != "Vulkan":
host_fbprops = core.FrameBufferProperties()
host_fbprops.force_hardware = True
host = engine.make_output(
graphics_pipe,
'host',
0,
host_fbprops,
core.WindowProperties.size(32, 32),
core.GraphicsPipe.BF_refuse_window,
)
engine.open_windows()
if host is None:
pytest.skip("GraphicsPipe cannot make offscreen buffers")
host_gsg = host.gsg
else:
host = None
host_gsg = None
fbprops = core.FrameBufferProperties()
fbprops.force_hardware = True
fbprops.set_rgba_bits(8, 8, 8, 8)
fbprops.srgb_color = request.param
buffer = engine.make_output(
graphics_pipe,
'buffer',
0,
fbprops,
core.WindowProperties.size(32, 32),
core.GraphicsPipe.BF_refuse_window,
host_gsg,
host
)
engine.open_windows()
if buffer is None:
pytest.skip("Cannot make color buffer")
if fbprops.srgb_color != buffer.get_fb_properties().srgb_color:
pytest.skip("Cannot make buffer with required srgb_color setting")
buffer.set_clear_color_active(True)
buffer.set_clear_color((0, 0, 0, 1))
yield buffer.make_display_region()
if buffer is not None:
engine.remove_window(buffer)
def depth_region(request, graphics_pipe):
"""Creates and returns a DisplayRegion with a depth buffer."""
engine = core.GraphicsEngine()
engine.set_threading_model("")
# Vulkan needs no host window.
if graphics_pipe.get_interface_name() != "Vulkan":
host_fbprops = core.FrameBufferProperties()
host_fbprops.force_hardware = True
host = engine.make_output(
graphics_pipe,
'host',
0,
host_fbprops,
core.WindowProperties.size(32, 32),
core.GraphicsPipe.BF_refuse_window,
)
engine.open_windows()
if host is None:
pytest.skip("GraphicsPipe cannot make offscreen buffers")
host_gsg = host.gsg
else:
host = None
host_gsg = None
fbprops = core.FrameBufferProperties()
fbprops.force_hardware = True
fbprops.depth_bits = request.param
if fbprops.depth_bits >= 32:
fbprops.float_depth = True
buffer = engine.make_output(graphics_pipe, 'buffer', 0, fbprops,
core.WindowProperties.size(32, 32),
core.GraphicsPipe.BF_refuse_window, host_gsg,
host)
engine.open_windows()
if buffer is None:
pytest.skip("Cannot make depth buffer")
if buffer.get_fb_properties().depth_bits != request.param:
pytest.skip("Could not make buffer with desired bit count")
yield buffer.make_display_region()
if buffer is not None:
engine.remove_window(buffer)
def __init__(self):
self.engine = p3d.GraphicsEngine()
gps = p3d.GraphicsPipeSelection.get_global_ptr()
self.pipe = gps.make_module_pipe('pandagl')
self.view_lens = p3d.MatrixLens()
self.view_camera = p3d.NodePath(p3d.Camera('view'))
self.view_camera.node().set_lens(self.view_lens)
self.view_camera.node().set_active(True)
self._make_offscreen(1, 1)
self.converter = None
self.render = None
self.render_manager = None
def engine(pipe):
return p3d.GraphicsEngine(pipe)