Python QGLWidget.convertToGLFormat方法代码示例

# 需要导入模块: from PySide.QtOpenGL import QGLWidget [as 别名]
# 或者: from PySide.QtOpenGL.QGLWidget import convertToGLFormat [as 别名]
 def reload(self, gl, full_reload):
     imgs = self.images
     reload_buffers = False
     reload_images = False
     
     if full_reload:
         reload_buffers =True
         reload_images = True
         # If this is a full reload, all the textures were automatically deleted,
         # so just create new arrays so we won't try to delete the old ones again.
         self.textures = [None] * len(imgs)
         self.red_textures = [None] * len(imgs)
     else:
         # Process any queued updates.
         reset = self.update_type.Reset in self.updates
         reload_buffers = reload_buffers or reset or self.update_type.UpdatePositions in self.updates
         reload_images = reload_images or reset or self.update_type.UpdateImages in self.updates
         self.updates = set()
         
     if reload_buffers:
         self.vertex_buffer.reload()
         self.text_coord_buffer.reload()
     if reload_images:
         for i in range(0, len(self.textures)):
             #If the image is already allocated, delete it.
             if self.textures[i] != None:
                 self.textures[i].delete(gl)
                 self.red_textures[i].delete(gl)
                 
             bmp = self.images[i].pixmap
             self.textures[i] = TextureManager().create_texture(gl)
             self.textures[i].bind(gl)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_EDGE)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_EDGE)
             
             '''
             IMPORTANT IMPORTANT IMPORTANT IMPORTANT IMPORTANT IMPORTANT
             The image has to be mirrored for some reason
             '''
             q_img = QImage(bmp.toImage()).mirrored()
             img = QGLWidget.convertToGLFormat(q_img)
             
             gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, img.width(), img.height(), 0, gl.GL_RGBA, 
                             gl.GL_UNSIGNED_BYTE, str(img.bits()))
             
             
             self.red_textures[i] = TextureManager().create_texture(gl)
             self.red_textures[i].bind(gl)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_EDGE)
             gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_EDGE)
             
             red_pixels = self.create_red_image(q_img)
             red_pixels = QGLWidget.convertToGLFormat(red_pixels)
             
             gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGBA, red_pixels.width(), red_pixels.height(), 
                             0, gl.GL_RGBA, gl.GL_UNSIGNED_BYTE, str(red_pixels.bits()))

# 需要导入模块: from PySide.QtOpenGL import QGLWidget [as 别名]
# 或者: from PySide.QtOpenGL.QGLWidget import convertToGLFormat [as 别名]
def loadPNGImage(img):
    glImg = QGLWidget.convertToGLFormat(img)
    if glImg is None:
        raise ValueError, "Loading png file %s: Conversion to GL format failed." % img

    ndata = numpy.fromstring(glImg.bits(), dtype='uint8')
    w = glImg.width()
    h = glImg.height()
    b = glImg.depth() / 8

    assert len(ndata) == w * h * b
    return w, h, ndata.reshape((h, w, b))

# 需要导入模块: from PySide.QtOpenGL import QGLWidget [as 别名]
# 或者: from PySide.QtOpenGL.QGLWidget import convertToGLFormat [as 别名]
 def end_adding(self, gl):
     self.texture.bind(gl)
     
     '''
     IMPORTANT IMPORTANT IMPORTANT IMPORTANT IMPORTANT IMPORTANT
     The image has to be mirrored for some reason
     '''
     img = QImage(self.bitmap.toImage()).mirrored()
     img = QGLWidget.convertToGLFormat(img)
     
     gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, img.width(), img.height(), 0, gl.GL_RGBA, 
                     gl.GL_UNSIGNED_BYTE, str(img.bits()))
     
     # This particular bitmap is no longer needed
     self.bitmap = None

# 需要导入模块: from PySide.QtOpenGL import QGLWidget [as 别名]
# 或者: from PySide.QtOpenGL.QGLWidget import convertToGLFormat [as 别名]
 def create_texture_from_resource(self, gl, resource_id):
     '''
     Unlike the original java source, convertToGLFormat is used
     '''
     text = self.create_texture_internal(gl)
     
     img = QImage("assets/drawable/" + self.images[resource_id] + ".png")
     img = QGLWidget.convertToGLFormat(img)
     
     text.bind(gl)
     gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR);
     gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR);
     gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_S, gl.GL_CLAMP_TO_EDGE);
     gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_WRAP_T, gl.GL_CLAMP_TO_EDGE);
     
     gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, img.width(), img.height(), 0, gl.GL_RGBA, 
                     gl.GL_UNSIGNED_BYTE, str(img.bits()))
     
     return text

# 需要导入模块: from PySide.QtOpenGL import QGLWidget [as 别名]
# 或者: from PySide.QtOpenGL.QGLWidget import convertToGLFormat [as 别名]
def fname_to_tex(file_name):
        img = QImage()
        img.load(file_name)
        img2 = QGLWidget.convertToGLFormat(img)
        img3 = str(img2.bits())
        return img3