本文整理汇总了Python中renderer.Renderer.updateIndicesVbo方法的典型用法代码示例。如果您正苦于以下问题:Python Renderer.updateIndicesVbo方法的具体用法?Python Renderer.updateIndicesVbo怎么用?Python Renderer.updateIndicesVbo使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类renderer.Renderer
的用法示例。
在下文中一共展示了Renderer.updateIndicesVbo方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: main
# 需要导入模块: from renderer import Renderer [as 别名]
# 或者: from renderer.Renderer import updateIndicesVbo [as 别名]
def main():
app = QtGui.QApplication(sys.argv)
renderer = Renderer()
win = Window(renderer)
win.raise_()
verts = [ 0.0, -1.414214, 1.0, # 0
1.414214, 0.0, 1.0, # 1
-1.414214, 0.0, 1.0, # 2
0.0, 1.414214, 1.0, # 3
-1.414214, 0.0, -1.0, # 4
0.0, 1.414214, -1.0, # 5
0.0, -1.414214, -1.0, # 6
1.414214, 0.0, -1.0 ] # 7
verts = np.array(verts, np.float32).reshape((-1, 3))
faces = [ (0,1,3,2), # 0
(2,3,5,4), # 1
(4,5,7,6), # 2
(6,7,1,0), # 3
(1,7,5,3), # 4
(6,0,2,4) ] # 5
topo = osd.Topology(faces)
topo.boundaryMode = osd.BoundaryMode.EDGE_ONLY
for v in (2, 3, 4, 5):
topo.vertices[v].sharpness = 2.0
for e in xrange(4):
topo.faces[3].edges[e].sharpness = 3
topo.finalize()
subdivider = osd.Subdivider(
topo,
vertexLayout = 'f4, f4, f4',
indexType = np.uint32,
levels = 4)
subdivider.setCoarseVertices(verts)
subdivider.refine()
inds = subdivider.getRefinedQuads()
renderer.updateIndicesVbo(inds)
def animateVerts():
from time import time
import math
t = 4 * time()
t = 0
t = 0.5 + 0.5 * math.sin(t)
t = 0.25 + t * 0.75
a = np.array([ 0.0, -1.414214, 1.0])
b = np.array([ 1.414214, 0.0, 1.0])
c = np.array([ 0.0, -1.414214, -1.0])
d = np.array([1.414214, 0.0, -1.0 ])
center = (a + b + c + d) / 4
center = np.multiply(center, 1-t)
verts[0] = center + np.multiply(a, t)
verts[1] = center + np.multiply(b, t)
verts[6] = center + np.multiply(c, t)
verts[7] = center + np.multiply(d, t)
def updateAnimation():
animateVerts()
subdivider.setCoarseVertices(verts)
subdivider.refine()
pts = subdivider.getRefinedVertices()
renderer.updatePointsVbo(pts)
updateAnimation()
renderer.drawHook = updateAnimation
retcode = app.exec_()
sys.exit(retcode)