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sync pyglet

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shenjack 2023-09-04 21:18:42 +08:00
parent 7ee98a4e01
commit 535860c8c4
Signed by: shenjack
GPG Key ID: 7B1134A979775551
1 changed files with 17 additions and 37 deletions
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54
libs/pyglet/graphics/vertexdomain.py
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@ -79,7 +79,6 @@ class VertexDomain:
self.program = program
self.attribute_meta = attribute_meta
self.allocator = allocation.Allocator(self._initial_count)
self.vao = vertexarray.VertexArray()
self.attributes = []
self.buffer_attributes = [] # list of (buffer, attributes)
@ -99,6 +98,15 @@ class VertexDomain:
attribute.buffer.attributes = (attribute,)
self.buffer_attributes.append((attribute.buffer, (attribute,)))
self.vao = vertexarray.VertexArray()
self.vao.bind()
for buffer, attributes in self.buffer_attributes:
buffer.bind()
for attribute in attributes:
attribute.enable()
attribute.set_pointer(buffer.ptr)
self.vao.unbind()
# Create named attributes for each attribute
self.attribute_names = {}
for attribute in self.attributes:
@ -163,12 +171,8 @@ class VertexDomain:
"""
self.vao.bind()
for buffer, attributes in self.buffer_attributes:
for buffer, _ in self.buffer_attributes:
buffer.bind()
for attribute in attributes:
attribute.enable()
attribute.set_pointer(attribute.buffer.ptr)
starts, sizes = self.allocator.get_allocated_regions()
primcount = len(starts)
@ -182,9 +186,6 @@ class VertexDomain:
sizes = (GLsizei * primcount)(*sizes)
glMultiDrawArrays(mode, starts, sizes, primcount)
for buffer, _ in self.buffer_attributes:
buffer.unbind()
def draw_subset(self, mode, vertex_list):
"""Draw a specific VertexList in the domain.
@ -199,18 +200,11 @@ class VertexDomain:
"""
self.vao.bind()
for buffer, attributes in self.buffer_attributes:
for buffer, _ in self.buffer_attributes:
buffer.bind()
for attribute in attributes:
attribute.enable()
attribute.set_pointer(attribute.buffer.ptr)
glDrawArrays(mode, vertex_list.start, vertex_list.count)
for buffer, _ in self.buffer_attributes:
buffer.unbind()
@property
def is_empty(self):
return not self.allocator.starts
@ -339,6 +333,10 @@ class IndexedVertexDomain(VertexDomain):
self.index_element_size = ctypes.sizeof(self.index_c_type)
self.index_buffer = BufferObject(self.index_allocator.capacity * self.index_element_size)
self.vao.bind()
self.index_buffer.bind_to_index_buffer()
self.vao.unbind()
def safe_index_alloc(self, count):
"""Allocate indices, resizing the buffers if necessary."""
try:
@ -414,13 +412,8 @@ class IndexedVertexDomain(VertexDomain):
"""
self.vao.bind()
for buffer, attributes in self.buffer_attributes:
for buffer, _ in self.buffer_attributes:
buffer.bind()
for attribute in attributes:
attribute.enable()
attribute.set_pointer(attribute.buffer.ptr)
self.index_buffer.bind_to_index_buffer()
starts, sizes = self.index_allocator.get_allocated_regions()
primcount = len(starts)
@ -436,10 +429,6 @@ class IndexedVertexDomain(VertexDomain):
sizes = (GLsizei * primcount)(*sizes)
glMultiDrawElements(mode, sizes, self.index_gl_type, starts, primcount)
self.index_buffer.unbind()
for buffer, _ in self.buffer_attributes:
buffer.unbind()
def draw_subset(self, mode, vertex_list):
"""Draw a specific IndexedVertexList in the domain.
@ -454,22 +443,13 @@ class IndexedVertexDomain(VertexDomain):
"""
self.vao.bind()
for buffer, attributes in self.buffer_attributes:
for buffer, _ in self.buffer_attributes:
buffer.bind()
for attribute in attributes:
attribute.enable()
attribute.set_pointer(attribute.buffer.ptr)
self.index_buffer.bind_to_index_buffer()
glDrawElements(mode, vertex_list.index_count, self.index_gl_type,
self.index_buffer.ptr +
vertex_list.index_start * self.index_element_size)
self.index_buffer.unbind()
for buffer, _ in self.buffer_attributes:
buffer.unbind()
class IndexedVertexList(VertexList):
"""A list of vertices within an :py:class:`IndexedVertexDomain` that are