Python gl.glMatrixMode方法代码示例

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def on_resize(self, width, height):
        '''A default resize event handler.

        This default handler updates the GL viewport to cover the entire
        window and sets the ``GL_PROJECTION`` matrix to be orthogonal in
        window space.  The bottom-left corner is (0, 0) and the top-right
        corner is the width and height of the window in pixels.

        Override this event handler with your own to create another
        projection, for example in perspective.
        '''
        gl.glViewport(0, 0, width, height)
        gl.glMatrixMode(gl.GL_PROJECTION)
        gl.glLoadIdentity()
        gl.glOrtho(0, width, 0, height, -1, 1)
        gl.glMatrixMode(gl.GL_MODELVIEW) 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def draw_checkerboard(self):
        if self.show_checkerboard:
            gl.glPushMatrix()
            gl.glScalef(self.window.width/float(self.checkerboard.width),
                        self.window.height/float(self.checkerboard.height),
                        1.)
            gl.glMatrixMode(gl.GL_TEXTURE)
            gl.glPushMatrix()
            gl.glScalef(self.window.width/float(self.checkerboard.width),
                        self.window.height/float(self.checkerboard.height),
                        1.)
            gl.glMatrixMode(gl.GL_MODELVIEW)
            self.checkerboard.blit(0, 0, 0)
            gl.glMatrixMode(gl.GL_TEXTURE)
            gl.glPopMatrix()
            gl.glMatrixMode(gl.GL_MODELVIEW)
            gl.glPopMatrix() 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def _setup_2d(self):
        w, h = self.get_size()
        gl.glDisable(gl.GL_DEPTH_TEST)

        viewport = self.get_viewport_size()
        gl.glViewport(0, 0, max(1, viewport[0]), max(1, viewport[1]))

        gl.glMatrixMode(gl.GL_PROJECTION)
        gl.glLoadIdentity()
        gl.glOrtho(0, max(1, w), 0, max(1, h), -1, 1)

        gl.glMatrixMode(gl.GL_MODELVIEW)
        gl.glLoadIdentity() 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def _setup_3d(self):
        w, h = self.get_size()
        gl.glEnable(gl.GL_DEPTH_TEST)
        gl.glDepthFunc(gl.GL_LEQUAL)

        gl.glEnable(gl.GL_DEPTH_TEST)
        gl.glEnable(gl.GL_CULL_FACE)

        viewport = self.get_viewport_size()
        gl.glViewport(0, 0, max(1, viewport[0]), max(1, viewport[1]))

        gl.glMatrixMode(gl.GL_PROJECTION)
        gl.glLoadIdentity()
        gl.gluPerspective(*self.perspective)

        gl.glMatrixMode(gl.GL_MODELVIEW)
        gl.glLoadIdentity()
        y, x = self.rotation
        gl.glRotatef(x, 0, 1, 0)
        gl.glRotatef(-y, math.cos(math.radians(x)),
                     0, math.sin(math.radians(x)))
        # NOTE: for GL render, its x-z plane is the ground plane,
        # so we unpack the position using `(x, z, y)` instead of `(x, y, z)`
        x, z, y = self.position
        if not self.debug_mode:
            y += self.perspective_over_drone[0]
        z += self.perspective_over_drone[1]
        gl.glTranslatef(-x, -y, -z) 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def draw_mouse_cursor(self):
        '''Draw the custom mouse cursor.

        If the current mouse cursor has ``drawable`` set, this method
        is called before the buffers are flipped to render it.

        This method always leaves the ``GL_MODELVIEW`` matrix as current,
        regardless of what it was set to previously.  No other GL state
        is affected.

        There is little need to override this method; instead, subclass
        ``MouseCursor`` and provide your own ``draw`` method.
        '''
        # Draw mouse cursor if set and visible.
        # XXX leaves state in modelview regardless of starting state
        if (self._mouse_cursor.drawable and
            self._mouse_visible and
            self._mouse_in_window):
            gl.glMatrixMode(gl.GL_PROJECTION)
            gl.glPushMatrix()
            gl.glLoadIdentity()
            gl.glOrtho(0, self.width, 0, self.height, -1, 1)

            gl.glMatrixMode(gl.GL_MODELVIEW)
            gl.glPushMatrix()
            gl.glLoadIdentity()

            self._mouse_cursor.draw(self._mouse_x, self._mouse_y)

            gl.glMatrixMode(gl.GL_PROJECTION)
            gl.glPopMatrix()

            gl.glMatrixMode(gl.GL_MODELVIEW)
            gl.glPopMatrix()

    # Properties provide read-only access to instance variables.  Use
    # set_* methods to change them if applicable. 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def on_draw(self):
        self.window.clear()
        gl.glMatrixMode(gl.GL_PROJECTION)
        gl.glPushMatrix()
        gl.glLoadIdentity()
        self.camera()
        gl.glEnable(self.background.target)
        gl.glEnable(gl.GL_BLEND)
        gl.glBindTexture(self.background.target, self.background.id)
        W = 10000.
        graphics.draw(4, gl.GL_QUADS,
                      ('v2f', (-W, -W, W, -W, W, W, -W, W)),
                      ('t2f', (0., 0., W * 5., 0., W * 5., W * 5., 0., W * 5.))
                      )
        gl.glDisable(self.background.target)
        for lane in self.world.lanes:
            self.draw_lane_surface(lane)
            self.draw_lane_lines(lane)
        for obj in self.world.objects:
            self.draw_object(obj)
        for car in self.world.cars:
            self.draw_car(car.trajectory[-1], car.color)
        gl.glPopMatrix()

        self.label.text = self.task_name
        self.label.draw()
        self.iter +=1
        if self.iter%10 == 0:
            print('Iterations: ', self.iter)
        if self.iter == self.max_iters:
            self.event_loop.exit() 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def set_3d(self, size):
        """Configure OpenGL to draw in 3d."""
        width, height = size
        GL.glEnable(GL.GL_DEPTH_TEST)
        GL.glViewport(0, 0, width, height)
        GL.glMatrixMode(GL.GL_PROJECTION)
        GL.glLoadIdentity()
        GL.gluPerspective(65.0, width / float(height), 0.1, 60.0)
        GL.glMatrixMode(GL.GL_MODELVIEW)
        GL.glLoadIdentity()
        x, y = self.player.rotation
        GL.glRotatef(x, 0, 1, 0)
        GL.glRotatef(-y, math.cos(math.radians(x)), 0, math.sin(math.radians(x)))
        x, y, z = self.player.position
        GL.glTranslatef(-x, -y, -z) 

# 需要导入模块: from pyglet import gl [as 别名]
# 或者: from pyglet.gl import glMatrixMode [as 别名]
def set_2d(self, size):
        """Configure OpenGL to draw in 2d."""
        width, height = size
        GL.glDisable(GL.GL_DEPTH_TEST)
        GL.glViewport(0, 0, width, height)
        GL.glMatrixMode(GL.GL_PROJECTION)
        GL.glLoadIdentity()
        GL.glOrtho(0, width, 0, height, -1, 1)
        GL.glMatrixMode(GL.GL_MODELVIEW)
        GL.glLoadIdentity()