def __init__(self, *args, **kwargs): npoints = 30 X = np.linspace(-1, 1, npoints).astype(np.float32) Y = np.linspace(-1, 1, npoints).astype(np.float32) Z = np.zeros((npoints, npoints), dtype=np.float32) x, y = np.meshgrid(X, Y) mesh = np.vstack((x, y, Z)).reshape(3, -1).T.astype(np.float32) super(Rippler, self).__init__(mesh, linetype=o.TriangleMesh(data=mesh)) self._shaders += t.shader_path("rippler/rippler.vsh") self._shaders += t.shader_path("rippler/rippler.fsh") self._time = datetime.datetime.now() self._widget = Application() self._widget.title.text = "Window title" button1 = Button() button2 = Button() button1.text.font_size = 20 button2.text.font_size = 20 button1.text = "Hello world !" button2.text = "Viva Sponge Bob !" self._widget.x = 300 self._widget.y = 300 button1.click.connect(self._echo) button2.click.connect(self._echo) button1.size_hint_x = None button2.size_hint_x = None button1.size_hint_y = 0.5 button2.size_hint_y = 0.5 self._widget.addWidget(button1) self._widget.addWidget(button2)
class Rippler(o.Base): def __init__(self, *args, **kwargs): npoints = 30 X = np.linspace(-1, 1, npoints).astype(np.float32) Y = np.linspace(-1, 1, npoints).astype(np.float32) Z = np.zeros((npoints, npoints), dtype=np.float32) x, y = np.meshgrid(X, Y) mesh = np.vstack((x, y, Z)).reshape(3, -1).T.astype(np.float32) super(Rippler, self).__init__(mesh, linetype=o.TriangleMesh(data=mesh)) self._shaders += t.shader_path("rippler/rippler.vsh") self._shaders += t.shader_path("rippler/rippler.fsh") self._time = datetime.datetime.now() self._widget = Application() self._widget.title.text = "Window title" button1 = Button() button2 = Button() button1.text.font_size = 20 button2.text.font_size = 20 button1.text = "Hello world !" button2.text = "Viva Sponge Bob !" self._widget.x = 300 self._widget.y = 300 button1.click.connect(self._echo) button2.click.connect(self._echo) button1.size_hint_x = None button2.size_hint_x = None button1.size_hint_y = 0.5 button2.size_hint_y = 0.5 self._widget.addWidget(button1) self._widget.addWidget(button2) def createShaders(self, parent): # create buffers self._vertices = VBO(VERTEX_BUFFER) self._index = VBO(INDEX_BUFFER) self._vao = VAO() self._vertices.create() self._index.create() self._vao.create() # allocate buffers self._vertices.bind() self._vertices.allocate( self._data, len(self._data) * 4 ) self._vertices.release() self._index.bind() self._index.allocate( self._plot_prop._ids, len(self._plot_prop._ids) * 4 ) self._index.release() self._shaders.build() self._shaders.bindAttribLocation("position") self._shaders.link() self._vao.bind() self._index.bind() self._vertices.bind() self._shaders.enableAttributeArray("position") self._shaders.setAttributeBuffer( "position", self._data, ) self._vao.release() # create shaders for widget self._widget.createShaders() def createWidget(self): return self._widget def _echo(self): print("clicked") def show(self, parent): GL.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_LINE) self._shaders.bind() self._shaders.setUniformValue( "projection", parent._projection ) self._shaders.setUniformValue( "modelview", parent._view * self._model ) dt = datetime.datetime.now() - self._time second = float((dt.seconds * 1000000 + dt.microseconds) * 0.000006) self._shaders.setUniformValue("time", Vector(second, dtype=np.float32)) self._vao.bind() GL.glDrawElements( GL.GL_TRIANGLES, len(self._plot_prop._ids), GL.GL_UNSIGNED_INT, None, ) self._vao.release() self._shaders.release()