def __init__(self) -> None:
super().__init__()
self._render_passes = SortedListWithKey(
key=lambda k: k.getPriority()) #type: SortedListWithKey
self._render_passes_by_key = {} # type: Dict[str, RenderPass]
class Renderer():
def __init__(self):
super().__init__()
self._render_passes = SortedListWithKey(key = lambda k: k.getPriority())
## Signal the beginning of the rendering process.
#
# This should set up any required state before any actual rendering happens.
def beginRendering(self):
raise NotImplementedError()
## Queue a node to be rendered.
#
# \param node The node to queue for rendering.
# \param kwargs Keyword arguments.
# Most of these are passed to the RenderBatch constructor directly. See RenderBatch for all available options.
# In addition, the parameter "shader" is available, which determines the shader to render with. When not specified,
# it defaults to a simple vertex color shader.
def queueNode(self, node, **kwargs):
raise NotImplementedError()
## Render everything that was set up to be rendered.
def render(self):
raise NotImplementedError()
## Finish rendering, finalize and clear state.
def endRendering(self):
raise NotImplementedError()
## Add a render pass that should be rendered.
#
# \param render_pass The render pass to add.
def addRenderPass(self, render_pass):
self._render_passes.add(render_pass)
## Remove a render pass from the list of render passes to render.
#
# \param render_pass The render pass to remove.
def removeRenderPass(self, render_pass):
if render_pass in self._render_passes:
self._render_passes.remove(render_pass)
## Get a render pass by name.
#
# \param name The name of the render pass to get.
#
# \return The named render pass or None if not found.
def getRenderPass(self, name):
for render_pass in self._render_passes:
if render_pass.getName() == name:
return render_pass
return None
## Get the list of all render passes that should be rendered.
def getRenderPasses(self):
return self._render_passes
class Renderer():
def __init__(self):
super().__init__()
self._render_passes = SortedListWithKey(key = lambda k: k.getPriority())
## Signal the beginning of the rendering process.
#
# This should set up any required state before any actual rendering happens.
def beginRendering(self):
raise NotImplementedError()
## Queue a node to be rendered.
#
# \param node The node to queue for rendering.
# \param kwargs Keyword arguments.
# Most of these are passed to the RenderBatch constructor directly. See RenderBatch for all available options.
# In addition, the parameter "shader" is available, which determines the shader to render with. When not specified,
# it defaults to a simple vertex color shader.
def queueNode(self, node, **kwargs):
raise NotImplementedError()
## Render everything that was set up to be rendered.
def render(self):
raise NotImplementedError()
## Finish rendering, finalize and clear state.
def endRendering(self):
raise NotImplementedError()
## Add a render pass that should be rendered.
#
# \param render_pass The render pass to add.
def addRenderPass(self, render_pass):
self._render_passes.add(render_pass)
## Remove a render pass from the list of render passes to render.
#
# \param render_pass The render pass to remove.
def removeRenderPass(self, render_pass):
if render_pass in self._render_passes:
self._render_passes.remove(render_pass)
## Get a render pass by name.
#
# \param name The name of the render pass to get.
#
# \return The named render pass or None if not found.
def getRenderPass(self, name):
for render_pass in self._render_passes:
if render_pass.getName() == name:
return render_pass
return None
## Get the list of all render passes that should be rendered.
def getRenderPasses(self):
return self._render_passes
def __init__(self):
super().__init__()
self._render_passes = SortedListWithKey(key=lambda k: k.getPriority())
class Renderer:
"""Abstract base class for different rendering implementations.
The renderer is used to perform rendering of objects. It abstracts away any
details about the underlying graphics API that is used to render. It is designed
to perform different stages of rendering, with the application indicating which
objects should be rendered but the actual rendering process happening after a
sorting step.
"""
def __init__(self) -> None:
super().__init__()
self._render_passes = SortedListWithKey(
key=lambda k: k.getPriority()) #type: SortedListWithKey
self._render_passes_by_key = {} # type: Dict[str, RenderPass]
def beginRendering(self) -> None:
"""Signal the beginning of the rendering process.
This should set up any required state before any actual rendering happens.
"""
raise NotImplementedError()
def queueNode(self, node: SceneNode, **kwargs) -> None:
"""Queue a node to be rendered.
:param node: The node to queue for rendering.
:param kwargs: Keyword arguments.
Most of these are passed to the RenderBatch constructor directly. See RenderBatch for all available options.
In addition, the parameter "shader" is available, which determines the shader to render with. When not specified,
it defaults to a simple vertex color shader.
"""
raise NotImplementedError()
def render(self) -> None:
"""Render everything that was set up to be rendered."""
raise NotImplementedError()
def endRendering(self) -> None:
"""Finish rendering, finalize and clear state."""
raise NotImplementedError()
def addRenderPass(self, render_pass: RenderPass) -> None:
"""Add a render pass that should be rendered.
:param render_pass: The render pass to add.
"""
self._render_passes.add(render_pass)
self._render_passes_by_key[render_pass.getName()] = render_pass
def removeRenderPass(self, render_pass: RenderPass) -> None:
"""Remove a render pass from the list of render passes to render.
:param render_pass: The render pass to remove.
"""
if render_pass in self._render_passes:
self._render_passes.remove(render_pass)
del self._render_passes_by_key[render_pass.getName()]
def getRenderPass(self, name: str) -> Optional[RenderPass]:
"""Get a render pass by name.
:param name: The name of the render pass to get.
:return: The named render pass or None if not found.
"""
return self._render_passes_by_key.get(name)
def getRenderPasses(self) -> SortedListWithKey:
"""Get the list of all render passes that should be rendered."""
return self._render_passes
def __init__(self):
super().__init__()
self._render_passes = SortedListWithKey(key = lambda k: k.getPriority())
