def drawXAxis(self, vlimits):
xmin, ymin, zmin = self.limits[0]
xmax, ymax, zmax = self.limits[1]
difference_vector = self.limits[1] - self.limits[0]
deltax, deltay, deltaz = self.delta * (difference_vector)
begin = [[xmin, ymin - deltay, zmin - deltaz],
[xmin, ymax + deltay, zmin - deltaz],
[xmin, ymin - deltay, zmax + deltaz],
[xmin, ymax + deltay, zmax + deltaz]]
end = [[xmax, ymin - deltay, zmin - deltaz],
[xmax, ymax + deltay, zmin - deltaz],
[xmax, ymin - deltay, zmax + deltaz],
[xmax, ymax + deltay, zmax + deltaz]]
X = []
for i in range(4):
X.append([GLU.gluProject(*begin[i]),
GLU.gluProject(*end[i])])
#print "0->0, 1", vlimits[0][0], vlimits[1][0]
#print "1->0, 1", vlimits[0][1], vlimits[1][1]
possible = [1, 1, 1, 1]
i = 0
for item in X:
if (item[0][0] > vlimits[0][0]) and (item[0][0] < vlimits[1][0]) and \
(item[0][1] > vlimits[0][1]) and (item[0][1] < vlimits[1][1]):
possible[i] = 0
elif (item[1][0] > vlimits[0][0]) and (item[1][0] < vlimits[1][0]) and \
(item[1][1] > vlimits[0][1]) and (item[1][1] < vlimits[1][1]):
possible[i] = 0
i += 1
#print "POSSIBLE = ", possible
j = None
for i in range(4):
if possible[i]:
if j is None:
j = i
else:
if X[i][0][0] > X[j][0][0]:
j = i
if j is not None:
i = j
GL.glColor3f(0.5, 0.0, 0.0) #RED for X Axis
self.parent.renderText(begin[i][0], begin[i][1], begin[i][2],
"%.3f" % (begin[i][0]),
self.parent.font(), 2000)
self.parent.renderText(end[i][0], end[i][1], end[i][2],
"%.3f" % (end[i][0]),
self.parent.font(), 2000)
return
def drawZAxis(self, vlimits):
xmin, ymin, zmin = self.limits[0]
xmax, ymax, zmax = self.limits[1]
difference_vector = self.limits[1] - self.limits[0]
deltax, deltay, deltaz = self.delta * (difference_vector)
begin = [[xmin - deltax, ymin - deltay, zmin],
[xmin - deltax, ymax + deltay, zmin],
[xmax + deltax, ymin - deltay, zmin],
[xmax + deltax, ymax + deltay, zmin]]
end = [[xmin - deltax, ymin - deltay, zmax],
[xmin - deltax, ymax + deltay, zmax],
[xmax + deltax, ymin - deltay, zmax],
[xmax + deltax, ymax + deltay, zmax]]
X = []
for i in range(4):
X.append([GLU.gluProject(*begin[i]),
GLU.gluProject(*end[i])])
possible = [1, 1, 1, 1]
i = 0
for item in X:
if (item[0][0] > vlimits[0][0]) and (item[0][0] < vlimits[1][0]) and \
(item[0][1] > vlimits[0][1]) and (item[0][1] < vlimits[1][1]):
possible[i] = 0
elif (item[1][0] > vlimits[0][0]) and (item[1][0] < vlimits[1][0]) and \
(item[1][1] > vlimits[0][1]) and (item[1][1] < vlimits[1][1]):
possible[i] = 0
i += 1
j = None
for i in range(4):
if possible[i]:
#if pow(pow(X[i][1][0] - X[i][0][0], 2) + pow(X[i][1][1] - X[i][0][1], 2),0.5) > 30:
if j is None:
j = i
else:
if X[i][0][0] > X[j][0][0]:
j = i
if j is not None:
i = j
GL.glColor3f(0.0, 0.0, 0.5) #BLUE for Z Axis
self.parent.renderText(begin[i][0], begin[i][1], begin[i][2],
"%.3f" % (begin[i][2]),
self.parent.font(), 2000)
self.parent.renderText(end[i][0], end[i][1], end[i][2],
"%.3f" % (end[i][2]),
self.parent.font(), 2000)
return
def paintGL(self, p0=0, p1=None, drawOpts=DRAWOPT_DEFAULT): ''' :param drawOpts: OR combination of draw flags. default is :data:`UI.DRAWOPT_DEFAULT` ''' is_click = (p1 is not None) if p1 is None: p1 = len(self) assert(p0 >= 0 and p1 >= p0 and p1 <= len(self.vertices)) if p1 <= p0: return # draw nothing GL.glDisable(GL.GL_TEXTURE_2D) GL.glShadeModel(GL.GL_SMOOTH) GL.glColor3f(*self.color) GL.glLineWidth(1) GL.glEnableClientState(GL.GL_VERTEX_ARRAY) GL.glVertexPointerf(self.vertices) GL.glDrawElementsui(GL.GL_LINES, self.idx) if self.graph is not None: GL.glColor3f(0,1,0) GL.glLineWidth(5) GL.glVertexPointerf(self.vertices) GL.glDrawElementsui(GL.GL_LINES, self.graph) GL.glColor3f(1,0,0) GL.glPointSize(10) GL.glVertexPointerf(self.vertices) GL.glDrawArrays(GL.GL_POINTS, 0, len(self.vertices)) if self.name and DRAWOPT_LABELS & drawOpts: GL.glColor3f(*self.color) phi = np.max(self.vertices,axis=0) plo = np.min(self.vertices,axis=0) if bool(GL.glWindowPos2f): Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX) Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX) viewport = GL.glGetIntegerv(GL.GL_VIEWPORT) p = GLU.gluProject((phi[0]+plo[0])*0.5,phi[1] + 300.0,(phi[2]+plo[2])*0.5, Mmat, Pmat, viewport) if self.nameWidth is None: self.nameWidth = sum([GLUT.glutBitmapWidth(self.font, ord(x)) for x in self.name]) GL.glWindowPos2f(p[0] - 0.5*self.nameWidth,p[1]) else: GL.glRasterPos3f((phi[0]+plo[0])*0.5,phi[1] + 300.0,(phi[2]+plo[2])*0.5) GLUT.glutBitmapString(self.font, self.name) if self.names and DRAWOPT_LABELS & drawOpts: if self.nameWidths is None: self.nameWidths = [sum([GLUT.glutBitmapWidth(self.font, ord(x)) for x in name]) for name in self.names] GL.glColor3f(*self.color) Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX) Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX) viewport = GL.glGetIntegerv(GL.GL_VIEWPORT) for ni,(name,v,w) in enumerate(zip(self.names, self.vertices, self.nameWidths)): if bool(GL.glWindowPos2f): p = GLU.gluProject(v[0],v[1]+10+ni*0.1,v[2], Mmat, Pmat, viewport) GL.glWindowPos2f(p[0] - 0.5*w,p[1]) else: GL.glRasterPos3f(v,(phi[2]+plo[2])*0.5) GLUT.glutBitmapString(self.font, name) GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
def OnDraw(self):
vv.OrientableMesh.OnDraw(self)
if self._screenVec is None:
pos1 = [int(s/2) for s in reversed(self.translation.data.flatten())]
pos2 = [s for s in pos1]
pos2[0] += 1
#
screen1 = glu.gluProject(pos1[2], pos1[1], pos1[0])
screen2 = glu.gluProject(pos2[2], pos2[1], pos2[0])
#
self._screenVec = screen2[0]-screen1[0], screen1[1]-screen2[1]
def convertToViewportLimits(self, limits):
xmin, ymin, zmin = limits[0]
xmax, ymax, zmax = limits[1]
limits = []
limits.append(GLU.gluProject(xmin, ymin, zmin))
limits.append(GLU.gluProject(xmin, ymin, zmax))
limits.append(GLU.gluProject(xmin, ymax, zmin))
limits.append(GLU.gluProject(xmin, ymax, zmax))
limits.append(GLU.gluProject(xmax, ymin, zmin))
limits.append(GLU.gluProject(xmax, ymin, zmax))
limits.append(GLU.gluProject(xmax, ymax, zmin))
limits.append(GLU.gluProject(xmax, ymax, zmax))
lminx, lminy, lminz = limits[0]
lmaxx, lmaxy, lmaxz = limits[0]
for i in range(len(limits)):
x, y, z = limits[i]
if x < lminx:
lminx = x
elif x > lmaxx:
lmaxx = x
if y < lminy:
lminy = y
elif y > lmaxy:
lmaxy = y
if z < lminz:
lminz = z
elif z > lmaxz:
lmaxz = z
return [[lminx, lminy, lminz], [lmaxx, lmaxy, lmaxz]]
def OnDraw(self):
# get screen position and store
tmp = glu.gluProject(self._x, self._y, self._z)
self._screenx, self._screeny, self._screenz = tuple(tmp)
# make integer (to prevent glitchy behaviour), but not z!
self._screenx = int(self._screenx + 0.5)
self._screeny = int(self._screeny + 0.5)
def OnDraw(self):
# get screen position and store
tmp = glu.gluProject(self._x, self._y, self._z)
self._screenx, self._screeny, self._screenz = tuple(tmp)
# make integer (to prevent glitchy behaviour), but not z!
self._screenx = int(self._screenx+0.5)
self._screeny = int(self._screeny+0.5)
def OnDraw(self, fast=False):
# Draw the texture.
# set color to white, otherwise with no shading, there is odd scaling
gl.glColor3f(1.0,1.0,1.0)
# Enable texture, so that it has a corresponding OpenGl texture.
# Binding is done by the shader
self._texture1.Enable(-1)
self.shader.SetUniform('texture', self._texture1)
# _texture._shape is a good indicator of a valid texture
if not self._texture1._shape:
return
if self.shader.isUsable and self.shader.hasCode:
# fragment shader on -> anti-aliasing
self.shader.Enable()
else:
# Fixed funcrion pipeline
self.shader.EnableTextureOnly('texture')
# do the drawing!
self._DrawQuads()
gl.glFlush()
# clean up
self.shader.Disable()
# Draw outline?
clr = self._edgeColor
if self._interact_down or self._interact_over:
clr = self._edgeColor2
if clr:
self._DrawQuads(clr)
# Get screen vector?
if self._screenVec is None:
pos1 = [int(s/2) for s in self._dataRef3D.shape]
pos2 = [s for s in pos1]
pos2[self._axis] += 1
#
screen1 = glu.gluProject(pos1[2], pos1[1], pos1[0])
screen2 = glu.gluProject(pos2[2], pos2[1], pos2[0])
#
self._screenVec = screen2[0]-screen1[0], screen1[1]-screen2[1]
def OnDraw(self, fast=False):
# Draw the texture.
# set color to white, otherwise with no shading, there is odd scaling
gl.glColor3f(1.0,1.0,1.0)
# Enable texture, so that it has a corresponding OpenGl texture.
# Binding is done by the shader
self._texture1.Enable(-1)
self.shader.SetUniform('texture', self._texture1)
# _texture._shape is a good indicator of a valid texture
if not self._texture1._shape:
return
if self.shader.isUsable and self.shader.hasCode:
# fragment shader on -> anti-aliasing
self.shader.Enable()
else:
# Fixed funcrion pipeline
self.shader.EnableTextureOnly('texture')
# do the drawing!
self._DrawQuads()
gl.glFlush()
# clean up
self.shader.Disable()
# Draw outline?
clr = self._edgeColor
if self._interact_down or self._interact_over:
clr = self._edgeColor2
if clr:
self._DrawQuads(clr)
# Get screen vector?
if self._screenVec is None:
pos1 = [int(s/2) for s in self._dataRef3D.shape]
pos2 = [s for s in pos1]
pos2[self._axis] += 1
#
screen1 = glu.gluProject(pos1[2], pos1[1], pos1[0])
screen2 = glu.gluProject(pos2[2], pos2[1], pos2[0])
#
self._screenVec = screen2[0]-screen1[0], screen1[1]-screen2[1]
def paintGL(self,
ci,
cameraInterest,
p0=0,
p1=None,
drawOpts=DRAWOPT_DETECTIONS):
'''
:param drawOpts: OR combination of draw flags. default is :data:`UI.DRAWOPT_DETECTIONS`
'''
if ci < 0 or ci + 1 >= len(self.bounds): return
if not DRAWOPT_DETECTIONS & drawOpts or not self.visible: return
if p1 is None or p1 > self.len(ci): p1 = self.len(ci)
x, s = self.vertices, self.bounds
x2ds = x[s[ci]:s[ci + 1]][p0:p1]
plot = np.zeros((len(x2ds), 3), dtype=np.float32)
plot[:, :2] = x2ds
plot[:, 2] = -1.0
plot *= cameraInterest
GL.glDisable(GL.GL_DEPTH_TEST)
GL.glPointSize(self.pointSize)
GL.glEnable(GL.GL_BLEND)
if self.colours.any():
GL.glEnableClientState(GL.GL_COLOR_ARRAY)
GL.glColorPointerf(self.colours[s[ci]:s[ci + 1]][p0:p1])
else:
GL.glColor4f(*self.colour)
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
GL.glVertexPointerf(plot)
GL.glDrawArrays(GL.GL_POINTS, 0, len(plot))
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
GL.glEnable(GL.GL_DEPTH_TEST)
GL.glDisable(GL.GL_BLEND)
GL.glDisableClientState(GL.GL_COLOR_ARRAY)
drawLabels = DRAWOPT_LABELS & drawOpts
if self.names is not None and drawLabels:
nameWidth = [
sum([GLUT.glutBitmapWidth(self.font, ord(x)) for x in name])
for name in self.names
]
GL.glColor4f(*self.fontColour)
Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
for name, v, w in zip(self.names, self.vertices,
nameWidth)[s[ci]:s[ci + 1]][p0:p1]:
if bool(GL.glWindowPos2f):
p = GLU.gluProject(v[0], v[1], -1.0, Mmat, Pmat, viewport)
GL.glWindowPos2f(p[0] - 0.5 * w, p[1])
else:
GL.glRasterPos3f(v[0], v[1] + 10, v[2])
GLUT.glutBitmapString(self.font, name)
def project(self, x, y, z, auto_flip_vertical=True):
modelview_mat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
projection_mat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
ret = GLU.gluProject(x, y, z, modelview_mat, projection_mat, viewport)
ret = list(ret)
if auto_flip_vertical:
ret[1] = viewport[-1] - ret[1]
return ret
def project(self, x, y, z, auto_flip_vertical=True):
modelview_mat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
projection_mat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
ret = GLU.gluProject(x, y, z, modelview_mat, projection_mat, viewport)
ret = list(ret)
if auto_flip_vertical:
ret[1] = viewport[-1] - ret[1]
return ret
def canvas2pix(self, pos):
"""Takes a 3-tuple of (cx, cy, cz) in canvas coordinates and gives
the (x, y, z) pixel coordinates in the window.
"""
x, y, z = pos
mm = gl.glGetDoublev(gl.GL_MODELVIEW_MATRIX)
pm = gl.glGetDoublev(gl.GL_PROJECTION_MATRIX)
vp = gl.glGetIntegerv(gl.GL_VIEWPORT)
pt = glu.gluProject(x, y, z, mm, pm, vp)
return pt
def worldToScreen(self, x, y, flip):
# project the point to screen
point = glu.gluProject(x, y, 1.0, self.model_view, self.proj,
self.view) # -0.75 -> pos_y0
if flip:
sx = round(point[0])
sy = round(self.view[3] - point[1])
return ([sx, sy])
else:
return ([point[0], point[1]])
def fkt_3DPosToWinPos(self, x, y, z):
point = [None, None, None] # result point
modelview = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX) # get the modelview info
projection = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX) # get the projection matrix info
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT) # get the viewport info
# in OpenGL y soars (steigt) from bottom (0) to top
y_new = y
point[0], point[1], point[2] = GLU.gluProject(x, y_new, z, modelview, projection, viewport)
point[1] = self.height -point[1]
return point
def project(self,x,y,z,locked=False):
"Map the object coordinates (x,y,z) to window coordinates."""
locked=False
if locked:
model,proj,view = self.projection_matrices
else:
self.makeCurrent()
self.camera.loadProjection()
model = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
proj = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
view = GL.glGetIntegerv(GL.GL_VIEWPORT)
winx,winy,winz = GLU.gluProject(x,y,z,model,proj,view)
return winx,winy,winz
return self.camera.project(x,y,z)
def project(self, x, y, z, locked=False):
"Map the object coordinates (x,y,z) to window coordinates." ""
locked = False
if locked:
model, proj, view = self.projection_matrices
else:
self.makeCurrent()
self.camera.loadProjection()
model = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
proj = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
view = GL.glGetIntegerv(GL.GL_VIEWPORT)
winx, winy, winz = GLU.gluProject(x, y, z, model, proj, view)
return winx, winy, winz
return self.camera.project(x, y, z)
def display(self):
"""Display texture. """
if self._dirty:
depth = oglu.gluProject(*self._point)[2]
if depth != self._depth:
bottomleft = oglu.gluUnProject(0, 0, depth)
bottomright = oglu.gluUnProject(self._winSize[0], 0, depth)
topleft = oglu.gluUnProject(0, self._winSize[1], depth)
topright = oglu.gluUnProject(self._winSize[0], self._winSize[1], depth)
self.dims = topleft, topright, bottomright, bottomleft
width = topright[0] - topleft[0]
height = topright[1] - bottomright[1]
self._qdims = topleft[0], topleft[1], width, height
self._depth = depth
LaminaScreenSurface.display(self)
def display(self):
"""Display texture. """
if self._dirty:
depth = oglu.gluProject(*self._point)[2]
if depth != self._depth:
bottomleft = oglu.gluUnProject(0,0,depth)
bottomright = oglu.gluUnProject(self._winSize[0],0,depth)
topleft = oglu.gluUnProject(0,self._winSize[1],depth)
topright = oglu.gluUnProject(self._winSize[0],self._winSize[1],depth)
self.dims = topleft, topright, bottomright, bottomleft
width = topright[0] - topleft[0]
height = topright[1] - bottomright[1]
self._qdims = topleft[0], topleft[1], width, height
self._depth = depth
LaminaScreenSurface.display(self)
def world_to_screen(app, world_x, world_y, world_z):
"""
Return 2D screen pixel space coordinates for given 3D (float) world space
coordinates.
"""
pjm = np.matrix(app.camera.projection_matrix, dtype=np.float64)
vm = np.matrix(app.camera.view_matrix, dtype=np.float64)
# viewport tuple order should be same as glGetFloatv(GL_VIEWPORT)
viewport = (0, 0, app.window_width, app.window_height)
try:
x, y, z = GLU.gluProject(world_x, world_y, world_z, vm, pjm, viewport)
except:
x, y, z = 0, 0, 0
app.log('GLU.gluProject failed!')
# does Z mean anything here?
return x, y
def tkTranslate(self, event):
"""Perform translation of scene."""
self.activate()
# Scale mouse translations to object viewplane so object tracks with mouse
win_height = max(1, self.winfo_height())
obj_c = (self.xcenter, self.ycenter, self.zcenter)
win = GLU.gluProject(obj_c[0], obj_c[1], obj_c[2])
obj = GLU.gluUnProject(win[0], win[1] + 0.5 * win_height, win[2])
dist = math.sqrt(v3distsq(obj, obj_c))
scale = abs(dist / (0.5 * win_height))
glTranslateScene(scale, event.x, event.y, self.xmouse, self.ymouse)
self.tkRedraw()
self.tkRecordMouse(event)
def ClickUnitCheck(self, screenPos, worldPos, proj, screenSize):
#print "clickScreenPos", screenPos
#print "at worldPos", worldPos
#Get unit nearest click position
getNearby = events.Event("getNearbyUnits")
getNearby.pos = worldPos
getNearby.notFaction = None
nearbyRet = self.mediator.Send(getNearby)
bestUuid, bestDist = None, None
for ret in nearbyRet:
if ret is None: continue
assert len(ret) == 2
bestUuid, bestDist = ret
#print "best unit", bestUuid, bestDist
#Get position of unit
screenDist = None
if bestUuid:
getPos = events.Event("getpos")
getPos.objId = bestUuid
getPosRet = self.mediator.Send(getPos)
assert len(getPosRet) == 1
nearestUnitWorldPos = getPosRet[0]
#print "at worldPos", nearestUnitWorldPos
#Get cartesian position
cartPos = proj.ProjDeg(*nearestUnitWorldPos)
#print "cartPos", cartPos
#Get screen coordinates of nearest unit
unitScreenPos = GLU.gluProject(*cartPos)
#print "at screenPos", unitScreenPos
unitScreenPos2D = np.array((unitScreenPos[0], unitScreenPos[1]))
glScreenPos = (screenPos[0], screenSize[1] - screenPos[1])
screenDist = np.linalg.norm(unitScreenPos2D - glScreenPos, ord=2)
return bestUuid, bestDist, screenDist
def _GetCords(self):
""" _GetCords()
Get a pointset of the coordinates of the wobject. This is used
for drawing the quads and lines using a vertex array.
"""
# Can we reuse buffered coordinates?
if self._cordsBuffer is not None:
return self._cordsBuffer
# Get ranges in world coords
rangex, rangey = self._GetRangesInWorldCords()
# Project two points to use in OnDrawScreen
screen1 = glu.gluProject(rangex.min, rangey.min, 0)
screen2 = glu.gluProject(rangex.max, rangey.max, 0)
# Calculate world-distance of a screendistance of self._barwidth
# and then do drawing here (not in OnDrawScreen), otherwise I won't
# be able to detect picking!!
onePixelx = rangex.range / (screen2[0] - screen1[0])
onePixely = rangey.range / (screen2[1] - screen1[1])
# Get coords
tmp = self._barWidth
x1, x2, xd = rangex.min, rangex.max, onePixelx * tmp
y1, y2, yd = rangey.min, rangey.max, onePixely * tmp
if yd < 0:
y1, y2 = y2, y1 # axis flipped
# Definition of the coordinate indices:
#
# 12 11 10 15
# 4 0 ----- 3 9
# | |
# | |
# 5 1------ 2 8
# 13 6 7 14
#
# Make coords
pp = Pointset(2)
#
pp.append(x1, y1)
pp.append(x1, y2)
pp.append(x2, y2)
pp.append(x2, y1)
#
pp.append(x1 - xd, y1)
pp.append(x1 - xd, y2)
pp.append(x1, y2 + yd)
pp.append(x2, y2 + yd)
#
pp.append(x2 + xd, y2)
pp.append(x2 + xd, y1)
pp.append(x2, y1 - yd)
pp.append(x1, y1 - yd)
#
pp.append(x1 - xd, y1 - yd)
pp.append(x1 - xd, y2 + yd)
pp.append(x2 + xd, y2 + yd)
pp.append(x2 + xd, y1 - yd)
# Done
self._cordsBuffer = pp
return pp
def getPoint(self, pt):
"""Get x,y coords of pt in 3d space."""
pt2 = oglu.gluProject(*pt)
return pt2[0], pt2[1]
def mouseReleaseEvent(self, event): global winx_inside, winy_inside, winz_inside, indices_selected, indices_all self.dragging = False if len(self.lasso_list) >= 3: points = np.array(self.lasso_list) hull = scipy.spatial.ConvexHull(points) hullx = points[hull.vertices,0].astype(np.float32) hully = points[hull.vertices,1].astype(np.float32) meanx = hullx.mean() meany = hully.mean() radius = np.sqrt((points[hull.vertices,0] - meanx)**2 + (points[hull.vertices,1] - meany)**2).max() project(data_x, data_y, data_z, self.model.reshape(-1), self.proj.reshape(-1), self.view.reshape(-1), winx, winy, winz) pnpoly(hullx, hully, winx, self.height() - winy - 1, inside, meanx, meany, radius) winx_inside = winx[inside==1] winy_inside = winy[inside==1] winz_inside = winz[inside==1] #zmin, zmax = winz_inside.min(), winz_inside.max() #counts = #vaex.histogram.hist1d( fraction = 0.005 N = len(winz_inside) indices = np.argsort(winz_inside) i1, i2 = indices[int(N*fraction)], indices[int(N*(1-fraction))] print i1, i2 zmin = winz_inside[i1] zmax = winz_inside[i2] xmin, xmax = winx_inside.min(), winx_inside.max() ymin, ymax = winy_inside.min(), winy_inside.max() #zmin, zmax = winz_inside.min(), winz_inside.max() print print "x:", xmin, xmax print "y:", ymin, ymax print "z:", zmin, zmax M = np.matrix(self.model) P = np.matrix(self.proj) T = (P * M) print "M", self.model print "P", self.proj print "v", self.view #xmin, xmax = 0, 1 #ymin, ymax = 0, 1 #zmin, zmax = 0, 1 self.bbox = [] for z in [zmin, zmax]: for y in [ymin, ymax]: for x in [xmin, xmax]: xc = ((x - self.view[0])/self.view[2] * 2 - 1) yc = ((y - self.view[1])/self.view[3] * 2 - 1 ) zc = z*2.-1. clip = np.array([[xc, yc, zc, 1]]).T #view = P.I * clip eye = (P.T*M.T).I * clip print eye eye[0:3] /= eye[3] print x, y, z print "->", eye #print clip #print (P*M) * (P*M).I #print GLU.gluUnProject self.bbox.append((eye[0], eye[1], eye[2])) xu,yu,zu = GLU.gluUnProject(x, y, z, self.model.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.proj.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.view.ctypes.data_as(ctypes.POINTER(ctypes.c_float))) print "glu:", xu, yu, zu indices_selected = np.arange(len(winx), dtype=np.uint32)[inside==1] indices_all = np.arange(len(winx), dtype=np.uint32)[inside==0] print data_x[indices_selected].min(), data_x[indices_selected].max() print data_y[indices_selected].min(), data_y[indices_selected].max() print data_z[indices_selected].min(), data_z[indices_selected].max() #import pdb #pdb.set_trace() x, y, z = 1,1,1 xu,yu,zu = GLU.gluUnProject(x, y, z, self.model.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.proj.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.view.ctypes.data_as(ctypes.POINTER(ctypes.c_float))) print print xu, yu, zu print GLU.gluProject(xu, yu, zu, self.model.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.proj.ctypes.data_as(ctypes.POINTER(ctypes.c_float)), self.view.ctypes.data_as(ctypes.POINTER(ctypes.c_float))) self.lasso_list = [] self.updateGL()
def paintGL(self, p0=0, p1=None, drawOpts=DRAWOPT_DEFAULT):
'''
:param drawOpts: OR combination of draw flags. default is :data:`UI.DRAWOPT_DEFAULT`
'''
if not self.visible: return
if self.vertices is None or len(self.vertices) == 0: return
#print self.vertices.shape
is_click = (p1 is not None)
if p1 is None: p1 = len(self)
assert (p0 >= 0 and p1 >= p0 and p1 <= len(self.vertices))
if p1 <= p0: return # draw nothing
GL.glDisable(GL.GL_LIGHTING)
GL.glDisable(GL.GL_TEXTURE_2D)
GL.glEnable(GL.GL_BLEND)
GL.glShadeModel(GL.GL_FLAT)
if self.normals is not None and len(
self.normals) and self.normalTransparency:
nColours = []
Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
cam = GLU.gluUnProject((viewport[2] - viewport[0]) / 2,
(viewport[3] - viewport[1]) / 2, 0.0, Mmat,
Pmat, viewport)
cam = np.array(cam, dtype=np.float32)
diffs = self.vertices - cam
# diffs *= -1
for di, diff in enumerate(diffs):
nd = diff / np.linalg.norm(diff)
dp = np.dot(nd, self.normals[di])
alpha = (dp - (-1)) / 2 * (1 - 0.15) + 0.15
if self.colours:
nColours.append([
self.colours[di][0], self.colours[di][1],
self.colours[di][2], alpha
])
else:
nColours.append([
self.colour[0], self.colour[1], self.colour[2], alpha
])
self.colours = np.array(nColours, dtype=np.float32).reshape(-1, 4)
GL.glPushMatrix()
try:
GL.glMultMatrixf(self.transform)
drawPoints = DRAWOPT_POINTS & drawOpts
if drawPoints:
# actually draw the points
if self.drawStyles is None:
GL.glColor4f(*self.colour)
self.drawPoints(np.arange(p0, p1, dtype=np.int32))
else:
ds = self.drawStyles[p0:p1]
which_empty = np.where(ds == 0)[0]
which_pts = np.where(ds == 1)[0]
which_crosses = np.where(ds == 2)[0]
GL.glColor4f(1, 1, 0, 1)
self.drawPoints(which_empty, p0)
GL.glColor4f(*self.colour)
self.drawPoints(which_pts, p0)
self.drawCrosses(which_crosses, p0)
GL.glDisableClientState(GL.GL_COLOR_ARRAY)
#print self.selectedIndex
if self.selectedIndex >= p0 and self.selectedIndex < p1:
GL.glDisable(GL.GL_DEPTH_TEST)
GL.glColor4f(1, 0, 0, 1)
if self.drawStyles is None or self.drawStyles[
self.selectedIndex] != 2:
self.drawPoints(
np.arange(self.selectedIndex,
self.selectedIndex + 1,
dtype=np.int32))
else:
self.drawCrosses(
np.arange(self.selectedIndex,
self.selectedIndex + 1,
dtype=np.int32))
GL.glEnable(GL.GL_DEPTH_TEST)
drawEdges = DRAWOPT_EDGES & drawOpts
if self.edges is not None and drawEdges and not is_click:
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
GL.glVertexPointerf(self.vertices)
GL.glColor4f(self.edgeColour[0], self.edgeColour[1],
self.edgeColour[2], self.edgeColour[3])
GL.glLineWidth(1.0)
GL.glDrawElementsui(GL.GL_LINES, self.edges)
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
GL.glDisable(GL.GL_BLEND)
GL.glEnable(GL.GL_DEPTH_TEST)
drawLabels = DRAWOPT_POINT_LABELS & drawOpts
if self.names is not None and not is_click and drawLabels:
self.nameWidth = [
sum([
GLUT.glutBitmapWidth(self.font, ord(x)) for x in name
]) for name in self.names
]
GL.glColor4f(*self.colour)
Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
for name, v, w in zip(self.names, self.vertices,
self.nameWidth)[p0:p1]:
if bool(GL.glWindowPos2f):
p = GLU.gluProject(v[0], v[1] + 5, v[2], Mmat, Pmat,
viewport)
GL.glWindowPos2f(p[0] - 0.5 * w, p[1])
else:
GL.glRasterPos3f(v[0], v[1] + 5, v[2])
GLUT.glutBitmapString(self.font, name)
except Exception, e:
print 'ERROR', e, 'at line', sys.exc_info()[2].tb_lineno
def project(self,x,y,z):
"Map the object coordinates (x,y,z) to window coordinates."""
self.set3DMatrices()
return GLU.gluProject(x,y,z,self.m,self.p,self.v)
def OnDraw(self):
# get screen position and store
tmp = glu.gluProject(self._x, self._y, self._z)
self._screenx, self._screeny, self._screenz = tuple(tmp)
def paintGL(self, p0=0, p1=None, drawOpts=DRAWOPT_DEFAULT):
'''
:param drawOpts: OR combination of draw flags. default is :data:`UI.DRAWOPT_DEFAULT`
'''
if not DRAWOPT_CAMERAS & drawOpts: return
if p1 is None: p1 = len(self)
if self.colour[3] != 1:
GL.glDisable(GL.GL_DEPTH_TEST)
# looks much better
GL.glEnable(GL.GL_BLEND)
GL.glColor4f(*self.colour)
if p1 > p0:
GL.glPointSize(5)
if self.transform is not None:
GL.glPushMatrix()
GL.glMultMatrixf(self.transform.T)
for pi in xrange(p0, p1):
GL.glPushMatrix()
GL.glMultMatrixf(self.transforms[pi].T)
if self.colours is not None and pi < len(self.colours):
GL.glColor4f(*self.colours[pi])
self.drawCamera(drawOpts)
'''
GL.glMultMatrixd(np.linalg.inv(self.cameras[pi].K().T))
x = y = z = self.cameras[pi].cameraInterest
xn = yn = zn = self.cameras[pi].cameraInterest * 0.200002
cpts = np.array([[-x, -y, -z], [x, -y, -z], [x, y, -z], [-x, y, -z], [-xn, -yn, -zn], [xn, -yn, -zn], [xn, yn, -zn], [-xn, yn, -zn]], dtype=np.float32)
self.cameraFrustrumArray = np.array([cpts[0], cpts[1], cpts[1], cpts[2], cpts[2], cpts[3], cpts[3], cpts[0], cpts[4], cpts[5], cpts[5], cpts[6], cpts[6], cpts[7], cpts[7], cpts[4],
cpts[0], cpts[4], cpts[1], cpts[5], cpts[2], cpts[6], cpts[3], cpts[7] ], dtype=np.float32) * .2
self.cameraFrustrumIdxArray = np.arange(0, len(self.cameraFrustrumArray))
self.drawFrustrum()
'''
GL.glPopMatrix()
if self.transform is not None:
GL.glPopMatrix()
# camera labels
if self.names is None or not (DRAWOPT_LABELS & drawOpts): return
if self.nameWidth is None:
self.nameWidth = [
sum([GLUT.glutBitmapWidth(self.font, ord(x)) for x in name])
for name in self.names
]
Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
for name, mat, w in zip(self.names, self.mats, self.nameWidth)[p0:p1]:
try:
v = mat[4]
if bool(GL.glWindowPos2f):
p = GLU.gluProject(v[0], v[1] + 10, v[2], Mmat, Pmat,
viewport)
if p[2] > 1 or p[2] < 0:
continue # near/far clipping of text
GL.glWindowPos2f(p[0] - 0.5 * w, p[1])
else:
GL.glRasterPos3f(v[0], v[1] + 10, v[2])
GLUT.glutBitmapString(self.font, name)
except ValueError:
pass # projection failed
def OnDraw(self):
# get screen position and store
tmp = glu.gluProject(self._x, self._y, self._z)
self._screenx, self._screeny, self._screenz = tuple(tmp)
def getPoint(self, pt):
"""Get x,y coords of pt in 3d space."""
pt2 = oglu.gluProject(*pt)
return pt2[0], pt2[1]
def paintGL(self, p0=0, p1=None, drawOpts=DRAWOPT_DEFAULT):
'''
:param drawOpts: OR combination of draw flags. default is :data:`UI.DRAWOPT_DEFAULT`
'''
doingSelection = (p1 is not None)
if doingSelection:
return # TODO, selection not working because of using shaders
if not self.d['draw'] or not self.d['visible']: return
if p1 is None: p1 = len(self)
if not self.GL_is_initialised: self.initializeGL()
# could store a selected/non-selected colour, switch on selection change and avoid this if..
boneColour = COLOURS['Selected'] if self.d[K_SELECTED] else self.d[
K_BONE_COLOUR]
# TODO: draw offset should be an option of THIS primitive, not a view based draw option?
drawingOffset = DRAWOPT_OFFSET & drawOpts
if drawingOffset:
GL.glTranslate(self.offset[0], self.offset[1], self.offset[2])
GL.glEnable(GL.GL_BLEND)
first_sel = self.numBones
if self.transforms is not None and p0 < first_sel:
GL.glUseProgram(self.colour_shader)
b0, b1 = min(max(0, p0), first_sel), min(max(0, p1), first_sel)
#GL.glUniform4fv(self.colour_shader_colours, 3, self.colours) # NOT WORKING
GL.glUniform1iv(
self.colour_shader_states, len(self.bone_colour_states),
self.bone_colour_states
) # set the states so the shader can pick the correct colour per joint
GL.glVertexAttrib4f(self.colour_shader_colour, *boneColour)
GL.glVertexAttrib4f(self.colour_shader_alt_colour,
*COLOURS['Hilighted'])
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
self.bvs.bind()
GL.glVertexPointerf(self.bvs)
GL.glEnableVertexAttribArray(self.colour_shader_bi)
self.bvis.bind()
GL.glVertexAttribIPointer(self.colour_shader_bi, 1,
GL.GL_UNSIGNED_INT, 0,
self.bvis) # write the bvis to bi
if (DRAWOPT_BONES | DRAWOPT_JOINTS) & drawOpts:
GL.glLineWidth(1)
GL.glPointSize(5)
for t0 in xrange(b0, b1,
128): # draw the bones in batches of 128
t1 = min(t0 + 128, b1)
GL.glUniformMatrix4fv(
self.colour_shader_myMat, t1 - t0, GL.GL_FALSE,
self.transforms[t0:t1]) # put the transforms in myMat
if DRAWOPT_BONES & drawOpts:
GL.glDrawArrays(GL.GL_LINES, 2 * t0, 2 * (t1 - t0))
if DRAWOPT_JOINTS & drawOpts:
GL.glDrawArrays(GL.GL_POINTS, 2 * t0, 2 * (t1 - t0))
self.bvis.unbind()
GL.glDisableVertexAttribArray(self.colour_shader_bi)
self.bvs.unbind()
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
if self.mvs and p1 > first_sel and DRAWOPT_MARKERS & drawOpts:
assert self.numBones < 128, 'Only up to 128 bones are supported for now'
GL.glUseProgram(self.colour_shader)
m0, m1 = min(max(0, p0 - first_sel),
self.numMarkers), min(max(0, p1 - first_sel),
self.numMarkers)
GL.glUniformMatrix4fv(
self.colour_shader_myMat, len(self.transforms), GL.GL_FALSE,
self.transforms) # put the transforms in myMat
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
self.mvs.bind()
GL.glVertexPointerf(self.mvs)
GL.glEnableVertexAttribArray(self.colour_shader_bi)
self.mvis.bind()
GL.glVertexAttribIPointer(self.colour_shader_bi, 1,
GL.GL_UNSIGNED_INT, 0,
self.mvis) # write the mvis to bi
GL.glPointSize(5)
GL.glVertexAttrib4f(self.colour_shader_colour,
*self.d[K_MARKER_COLOUR]) # write the colour
GL.glDrawArrays(GL.GL_POINTS, m0, m1 - m0)
self.mvis.unbind()
GL.glDisableVertexAttribArray(self.colour_shader_bi)
self.mvs.unbind()
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
if p1 == len(self):
if DRAWOPT_AXES & drawOpts:
GL.glUseProgram(self.colour_shader)
GL.glUniformMatrix4fv(
self.shader_myMat, len(self.transforms), GL.GL_FALSE,
self.transforms) # put the transforms in myMat
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
self.avs.bind()
GL.glVertexPointerf(self.avs)
GL.glEnableVertexAttribArray(self.colour_shader_bi)
self.avis.bind()
GL.glVertexAttribIPointer(self.colour_shader_bi, 1,
GL.GL_UNSIGNED_INT, 0,
self.avis) # write the avis to bi
GL.glLineWidth(2)
GL.glVertexAttrib4f(self.colour_shader_colour, 1, 0, 0,
1) # red
GL.glVertexAttrib4f(
self.colour_shader_alt_colour, 1, 0, 0, 1
) # this doesn't seem clever. need to make the glUniform4fv work then make one call to set the 2 colours
self.aris.bind()
GL.glDrawElementsui(GL.GL_LINES, self.aris) # draw the lines
self.aris.unbind()
GL.glVertexAttrib4f(self.colour_shader_colour, 0, 1, 0,
1) # green
GL.glVertexAttrib4f(self.colour_shader_alt_colour, 0, 1, 0, 1)
self.agis.bind()
GL.glDrawElementsui(GL.GL_LINES, self.agis) # draw the lines
self.agis.unbind()
GL.glVertexAttrib4f(self.colour_shader_colour, 0, 0, 1,
1) # blue
GL.glVertexAttrib4f(self.colour_shader_alt_colour, 0, 0, 1, 1)
self.abis.bind()
GL.glDrawElementsui(GL.GL_LINES, self.abis) # draw the lines
self.abis.unbind()
self.avis.unbind()
GL.glDisableVertexAttribArray(self.colour_shader_bi)
self.avs.unbind()
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
GL.glUseProgram(self.shader)
if self.image != self.bindImage:
if self.bindImage is not None:
self.deleteTexture(self.bindId)
self.bindId, self.bindImage = long(0), None
if self.image is not None:
global win
self.bindId = self.view.bindTexture(self.image)
self.bindImage = self.image
if self.bindImage is not None:
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glBindTexture(GL.GL_TEXTURE_2D, self.bindId)
GL.glEnable(GL.GL_CULL_FACE)
GL.glCullFace(GL.GL_BACK)
GL.glFrontFace(GL.GL_CCW)
GL.glEnable(GL.GL_LIGHTING)
GL.glEnable(GL.GL_LIGHT0)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
lightDir = -Pmat[:3, 2] # the direction the camera is looking
GL.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, lightDir)
if self.d[K_COLOUR]:
GL.glMaterialfv(GL.GL_FRONT, GL.GL_AMBIENT_AND_DIFFUSE,
self.d[K_COLOUR])
if self.vs is not None:
GL.glEnableClientState(GL.GL_VERTEX_ARRAY)
self.vs.bind()
GL.glVertexPointerf(self.vs)
if self.vts is not None:
GL.glEnableClientState(GL.GL_TEXTURE_COORD_ARRAY)
self.vts.bind()
GL.glTexCoordPointerf(self.vts)
if self.vns is not None:
GL.glEnableClientState(GL.GL_NORMAL_ARRAY)
self.vns.bind()
GL.glNormalPointerf(self.vns)
if self.tris is not None:
GL.glDrawElementsui(GL.GL_TRIANGLES, self.tris) # static geom
if self.transformData is not None and self.transforms is not None:
GL.glUniformMatrix4fv(
self.shader_myMat, len(self.transforms), GL.GL_FALSE,
self.transforms) # put the transforms in myMat
GL.glEnableVertexAttribArray(self.shader_bi)
self.vtis.bind()
GL.glVertexAttribIPointer(self.shader_bi, 1,
GL.GL_UNSIGNED_INT, 0,
self.vtis) # write the vtis to bi
if DRAWOPT_GEOMS & drawOpts:
self.tis.bind()
GL.glDrawElementsui(GL.GL_TRIANGLES,
self.tis) # draw the triangles
self.tis.unbind()
self.vtis.unbind()
GL.glDisableVertexAttribArray(self.shader_bi)
if self.vs is not None:
self.vs.unbind()
GL.glDisableClientState(GL.GL_VERTEX_ARRAY)
if self.vts is not None:
self.vts.unbind()
GL.glDisableClientState(GL.GL_TEXTURE_COORD_ARRAY)
if self.vns is not None:
self.vns.unbind()
GL.glDisableClientState(GL.GL_NORMAL_ARRAY)
GL.glDisable(GL.GL_LIGHTING)
GL.glDisable(GL.GL_TEXTURE_2D)
GL.glDisable(GL.GL_BLEND)
GL.glUseProgram(0)
if self.d[
K_NAME] is not None and self.transforms is not None and DRAWOPT_LABELS & drawOpts:
try:
GL.glColor4f(*boneColour)
phi = np.max(self.transforms[:, 3, :3], axis=0)
plo = np.min(self.transforms[:, 3, :3], axis=0)
if bool(GL.glWindowPos2f):
Mmat = GL.glGetDoublev(GL.GL_MODELVIEW_MATRIX)
Pmat = GL.glGetDoublev(GL.GL_PROJECTION_MATRIX)
viewport = GL.glGetIntegerv(GL.GL_VIEWPORT)
p = GLU.gluProject((phi[0] + plo[0]) * 0.5, phi[1] + 300.0,
(phi[2] + plo[2]) * 0.5, Mmat, Pmat,
viewport)
if p[2] > 0 and p[2] < 1: # near/far clipping of text
# TODO, now this won't change if name changes...
if self.nameWidth is None:
self.nameWidth = sum([
GLUT.glutBitmapWidth(self.font, ord(x))
for x in self.d[K_NAME]
])
GL.glWindowPos2f(p[0] - 0.5 * self.nameWidth, p[1])
GLUT.glutBitmapString(self.font, self.d[K_NAME])
else:
GL.glRasterPos3f((phi[0] + plo[0]) * 0.5, phi[1] + 300.0,
(phi[2] + plo[2]) * 0.5)
GLUT.glutBitmapString(self.font, self.d[K_NAME])
except ValueError:
pass # projection failed
if DRAWOPT_OFFSET & drawOpts:
GL.glTranslate(-self.offset[0], -self.offset[1], -self.offset[2])
def _GetCords(self):
""" _GetCords()
Get a pointset of the coordinates of the wobject. This is used
for drawing the quads and lines using a vertex array.
"""
# Can we reuse buffered coordinates?
if self._cordsBuffer is not None:
return self._cordsBuffer
# Get ranges in world coords
rangex, rangey = self._GetRangesInWorldCords()
# Project two points to use in OnDrawScreen
screen1 = glu.gluProject(rangex.min, rangey.min, 0)
screen2 = glu.gluProject(rangex.max, rangey.max, 0)
# Calculate world-distance of a screendistance of self._barwidth
# and then do drawing here (not in OnDrawScreen), otherwise I won't
# be able to detect picking!!
onePixelx = rangex.range / ( screen2[0] - screen1[0] )
onePixely = rangey.range / ( screen2[1] - screen1[1] )
# Get coords
tmp = self._barWidth
x1, x2, xd = rangex.min, rangex.max, onePixelx*tmp
y1, y2, yd = rangey.min, rangey.max, onePixely*tmp
if yd<0:
y1, y2 = y2, y1 # axis flipped
# Definition of the coordinate indices:
#
# 12 11 10 15
# 4 0 ----- 3 9
# | |
# | |
# 5 1------ 2 8
# 13 6 7 14
#
# Make coords
pp = Pointset(2)
#
pp.append(x1, y1)
pp.append(x1, y2)
pp.append(x2, y2)
pp.append(x2, y1)
#
pp.append(x1-xd, y1)
pp.append(x1-xd, y2)
pp.append(x1, y2+yd)
pp.append(x2, y2+yd)
#
pp.append(x2+xd, y2)
pp.append(x2+xd, y1)
pp.append(x2, y1-yd)
pp.append(x1, y1-yd)
#
pp.append(x1-xd, y1-yd)
pp.append(x1-xd, y2+yd)
pp.append(x2+xd, y2+yd)
pp.append(x2+xd, y1-yd)
# Done
self._cordsBuffer = pp
return pp
def project(self,x,y,z):
"Map the object coordinates (x,y,z) to window coordinates."""
self.set3DMatrices()
return GLU.gluProject(x,y,z,self.m.astype(double),self.p,self.v)