1 from __future__ import absolute_import
8 OpenGL.ERROR_CHECKING = False
9 from OpenGL.GLU import *
10 from OpenGL.GL import *
12 from Cura.util import profile
13 from Cura.util import meshLoader
14 from Cura.gui.util import opengl
15 from Cura.gui.util import openglGui
18 def __init__(self, start, end, runTime):
21 self._startTime = time.time()
22 self._runTime = runTime
25 return time.time() > self._startTime + self._runTime
27 def getPosition(self):
30 f = (time.time() - self._startTime) / self._runTime
33 f = 6*tc*ts + -15*ts*ts + 10*tc
34 return self._start + (self._end - self._start) * f
36 class SceneView(openglGui.glGuiPanel):
37 def __init__(self, parent):
38 super(SceneView, self).__init__(parent)
44 self._objectShader = None
46 self._selectedObj = None
47 self._objColors = [None,None,None,None]
50 self._mouseState = None
51 self._viewTarget = numpy.array([0,0,0], numpy.float32);
54 wx.EVT_IDLE(self, self.OnIdle)
55 self.updateProfileToControls()
58 if self._animView is not None or self._animZoom is not None:
61 def loadScene(self, fileList):
62 for filename in fileList:
63 for obj in meshLoader.loadMeshes(filename):
64 self._objectList.append(obj)
66 def _deleteObject(self, obj):
67 if obj == self._selectedObj:
68 self._selectedObj = None
69 if obj == self._focusObj:
71 self._objectList.remove(obj)
72 for m in obj._meshList:
74 self.glReleaseList.append(m.vbo)
76 def updateProfileToControls(self):
77 self._machineSize = numpy.array([profile.getPreferenceFloat('machine_width'), profile.getPreferenceFloat('machine_depth'), profile.getPreferenceFloat('machine_height')])
78 self._objColors[0] = profile.getPreferenceColour('model_colour')
79 self._objColors[1] = profile.getPreferenceColour('model_colour2')
80 self._objColors[2] = profile.getPreferenceColour('model_colour3')
81 self._objColors[3] = profile.getPreferenceColour('model_colour4')
83 def OnKeyChar(self, keyCode):
84 if keyCode == wx.WXK_DELETE or keyCode == wx.WXK_NUMPAD_DELETE:
85 if self._selectedObj is not None:
86 self._deleteObject(self._selectedObj)
89 def OnMouseDown(self,e):
90 self._mouseX = e.GetX()
91 self._mouseY = e.GetY()
93 self._mouseState = 'doubleClick'
95 self._mouseState = 'dragOrClick'
97 def OnMouseUp(self, e):
98 if self._mouseState == 'dragOrClick':
99 if e.Button == 1 and self._focusObj is not None:
100 self._selectedObj = self._focusObj
101 newViewPos = numpy.array([self._selectedObj.getPosition()[0], self._selectedObj.getPosition()[1], self._selectedObj.getMaximum()[2] / 2])
102 self._animView = anim(self._viewTarget.copy(), newViewPos, 0.5)
103 if self._mouseState == 'doubleClick':
104 if self._selectedObj is not None:
105 newZoom = numpy.linalg.norm(self._selectedObj.getSize()) * 2
106 self._animZoom = anim(self._zoom, newZoom, 0.5)
107 self._mouseState = None
109 def OnMouseMotion(self,e):
111 self._mouseState == 'drag'
112 if not e.LeftIsDown() and e.RightIsDown():
113 self._yaw += e.GetX() - self._mouseX
114 self._pitch -= e.GetY() - self._mouseY
115 if self._pitch > 170:
119 if (e.LeftIsDown() and e.RightIsDown()) or e.MiddleIsDown():
120 self._zoom += e.GetY() - self._mouseY
123 if self._zoom > numpy.max(self._machineSize) * 3:
124 self._zoom = numpy.max(self._machineSize) * 3
125 self._mouseX = e.GetX()
126 self._mouseY = e.GetY()
128 def _init3DView(self):
129 # set viewing projection
130 size = self.GetSize()
131 glViewport(0, 0, size.GetWidth(), size.GetHeight())
134 glLightfv(GL_LIGHT0, GL_POSITION, [0.2, 0.2, 1.0, 0.0])
136 glDisable(GL_RESCALE_NORMAL)
137 glDisable(GL_LIGHTING)
139 glEnable(GL_DEPTH_TEST)
140 glDisable(GL_CULL_FACE)
142 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
144 glClearColor(0.8, 0.8, 0.8, 1.0)
148 glMatrixMode(GL_PROJECTION)
150 aspect = float(size.GetWidth()) / float(size.GetHeight())
151 gluPerspective(45.0, aspect, 1.0, 1000.0)
153 glMatrixMode(GL_MODELVIEW)
155 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT)
158 if self._animView is not None:
159 self._viewTarget = self._animView.getPosition()
160 if self._animView.isDone():
161 self._animView = None
162 if self._animZoom is not None:
163 self._zoom = self._animZoom.getPosition()
164 if self._animZoom.isDone():
165 self._animZoom = None
166 if self._objectShader is None:
167 self._objectShader = opengl.GLShader("""
168 uniform float cameraDistance;
169 varying float light_amount;
173 gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
174 gl_FrontColor = gl_Color;
176 light_amount = abs(dot(normalize(gl_NormalMatrix * gl_Normal), normalize(gl_LightSource[0].position.xyz)));
177 light_amount *= 1 - (length(gl_Position.xyz - vec3(0,0,cameraDistance)) / 1.5 / cameraDistance);
181 uniform float cameraDistance;
182 varying float light_amount;
186 gl_FragColor = vec4(gl_Color.xyz * light_amount, gl_Color[3]);
190 glTranslate(0,0,-self._zoom)
191 glRotate(-self._pitch, 1,0,0)
192 glRotate(self._yaw, 0,0,1)
193 glTranslate(-self._viewTarget[0],-self._viewTarget[1],-self._viewTarget[2])
194 glClearColor(1,1,1,1)
195 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT)
197 for n in xrange(0, len(self._objectList)):
198 obj = self._objectList[n]
199 glColor4ub((n >> 24) & 0xFF, (n >> 16) & 0xFF, (n >> 8) & 0xFF, n & 0xFF)
200 self._renderObject(obj)
202 if self._mouseX > -1:
203 n = glReadPixels(self._mouseX, self.GetSize().GetHeight() - 1 - self._mouseY, 1, 1, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8)[0][0]
204 if n < len(self._objectList):
205 self._focusObj = self._objectList[n]
207 self._focusObj = None
210 glTranslate(0,0,-self._zoom)
211 glRotate(-self._pitch, 1,0,0)
212 glRotate(self._yaw, 0,0,1)
213 glTranslate(-self._viewTarget[0],-self._viewTarget[1],-self._viewTarget[2])
215 self._objectShader.bind()
216 self._objectShader.setUniform('cameraDistance', self._zoom)
217 for obj in self._objectList:
218 col = self._objColors[0]
219 if self._selectedObj == obj:
220 col = map(lambda n: n * 1.5, col)
221 elif self._focusObj == obj:
222 col = map(lambda n: n * 1.2, col)
223 elif self._focusObj is not None or self._selectedObj is not None:
224 col = map(lambda n: n * 0.8, col)
225 glColor4f(col[0], col[1], col[2], col[3])
226 self._renderObject(obj)
227 self._objectShader.unbind()
231 def _renderObject(self, obj):
233 glTranslate(obj.getPosition()[0], obj.getPosition()[1], 0)
234 offset = obj.getDrawOffset()
235 glTranslate(-offset[0], -offset[1], -offset[2])
236 for m in obj._meshList:
238 m.vbo = opengl.GLVBO(m.vertexes, m.normal)
242 def _drawMachine(self):
243 size = [profile.getPreferenceFloat('machine_width'), profile.getPreferenceFloat('machine_depth'), profile.getPreferenceFloat('machine_height')]
244 v0 = [ size[0] / 2, size[1] / 2, size[2]]
245 v1 = [ size[0] / 2,-size[1] / 2, size[2]]
246 v2 = [-size[0] / 2, size[1] / 2, size[2]]
247 v3 = [-size[0] / 2,-size[1] / 2, size[2]]
248 v4 = [ size[0] / 2, size[1] / 2, 0]
249 v5 = [ size[0] / 2,-size[1] / 2, 0]
250 v6 = [-size[0] / 2, size[1] / 2, 0]
251 v7 = [-size[0] / 2,-size[1] / 2, 0]
253 vList = [v0,v1,v3,v2, v1,v0,v4,v5, v2,v3,v7,v6, v0,v2,v6,v4, v3,v1,v5,v7]
254 glEnable(GL_CULL_FACE)
256 glEnableClientState(GL_VERTEX_ARRAY)
257 glVertexPointer(3, GL_FLOAT, 3*4, vList)
259 glColor4ub(5, 171, 231, 64)
260 glDrawArrays(GL_QUADS, 0, 4)
261 glColor4ub(5, 171, 231, 96)
262 glDrawArrays(GL_QUADS, 4, 8)
263 glColor4ub(5, 171, 231, 128)
264 glDrawArrays(GL_QUADS, 12, 8)
266 sx = self._machineSize[0]
267 sy = self._machineSize[1]
268 for x in xrange(-int(sx/20)-1, int(sx / 20) + 1):
269 for y in xrange(-int(sx/20)-1, int(sy / 20) + 1):
274 x1 = max(min(x1, sx/2), -sx/2)
275 y1 = max(min(y1, sy/2), -sy/2)
276 x2 = max(min(x2, sx/2), -sx/2)
277 y2 = max(min(y2, sy/2), -sy/2)
278 if (x & 1) == (y & 1):
279 glColor4ub(5, 171, 231, 127)
281 glColor4ub(5 * 8 / 10, 171 * 8 / 10, 231 * 8 / 10, 128)
283 glVertex3f(x1, y1, -0.02)
284 glVertex3f(x2, y1, -0.02)
285 glVertex3f(x2, y2, -0.02)
286 glVertex3f(x1, y2, -0.02)
289 glDisableClientState(GL_VERTEX_ARRAY)
291 glDisable(GL_CULL_FACE)