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Python GL.GL_FALSE属性代码示例

本文整理汇总了Python中OpenGL.GL.GL_FALSE属性的典型用法代码示例。如果您正苦于以下问题：Python GL.GL_FALSE属性的具体用法？Python GL.GL_FALSE怎么用？Python GL.GL_FALSE使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类OpenGL.GL的用法示例。


在下文中一共展示了GL.GL_FALSE属性的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: paintGL

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def paintGL(self):
        self.makeCurrent()
        gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)

        self.program.bind()

        self.program.enableAttributeArray("position")
        self.vbo.bind()
        gl.glVertexAttribPointer(self.program.attributeLocation("position"), 2, gl.GL_FLOAT, gl.GL_FALSE, 0, self.vbo)


        self.program.enableAttributeArray("normal")
        self.vbo_cols.bind()
        gl.glVertexAttribPointer(self.program.attributeLocation("normal"), 3, gl.GL_FLOAT, gl.GL_FALSE, 0, self.vbo_cols)


        gl.glDrawArrays(gl.GL_TRIANGLES, 0, len(self.data))



        print(self.context().format().majorVersion())
        print(self.context().format().minorVersion())


        print(gl.glGetString(gl.GL_VERSION));
开发者ID:maweigert，项目名称:spimagine，代码行数:27，代码来源:test_opengl.py

示例2: _init_shaders

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def _init_shaders(self):
    """Initializes the shaders used to render the textures fullscreen quad."""
    vs = shaders.compileShader(_VERTEX_SHADER, GL.GL_VERTEX_SHADER)
    fs = shaders.compileShader(_FRAGMENT_SHADER, GL.GL_FRAGMENT_SHADER)
    self._shader = shaders.compileProgram(vs, fs)

    stride = _FLOATS_PER_VERTEX * _SIZE_OF_FLOAT
    var_position = GL.glGetAttribLocation(self._shader, _VAR_POSITION)
    GL.glVertexAttribPointer(
        var_position, 2, GL.GL_FLOAT, GL.GL_FALSE, stride, None)
    GL.glEnableVertexAttribArray(var_position)

    var_uv = GL.glGetAttribLocation(self._shader, _VAR_UV)
    uv_offset = ctypes.c_void_p(_FLOATS_PER_XY * _SIZE_OF_FLOAT)
    GL.glVertexAttribPointer(
        var_uv, 2, GL.GL_FLOAT, GL.GL_FALSE, stride, uv_offset)
    GL.glEnableVertexAttribArray(var_uv)

    self._var_texture_sampler = GL.glGetUniformLocation(
        self._shader, _VAR_TEXTURE_SAMPLER)
开发者ID:deepmind，项目名称:dm_control，代码行数:22，代码来源:fullscreen_quad.py

示例3: __init__

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def __init__(self, shader_type, source):
    self.code_ = source
    self.shader_type_ = shader_type

    self.id_ = gl.glCreateShader(self.shader_type_)
    gl.glShaderSource(self.id_, source)

    gl.glCompileShader(self.id_)

    success = gl.glGetShaderiv(self.id_, gl.GL_COMPILE_STATUS)
    if success == gl.GL_FALSE:
      error_string = gl.glGetShaderInfoLog(self.id_).decode("utf-8")
      raise RuntimeError(error_string)
开发者ID:PRBonn，项目名称:semantic-kitti-api，代码行数:15，代码来源:glow.py

示例4: paintGL

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def paintGL(self):
        self.makeCurrent()
        gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)

        self.program.bind()

        self.program.enableAttributeArray("position")
        self.vbo.bind()
        gl.glVertexAttribPointer(self.program.attributeLocation("position"), 2, gl.GL_FLOAT, gl.GL_FALSE, 0, self.vbo)


        self.program.enableAttributeArray("color")
        self.vbo_cols.bind()
        gl.glVertexAttribPointer(self.program.attributeLocation("color"), 3, gl.GL_FLOAT, gl.GL_FALSE, 0, self.vbo_cols)

        self.vbo_index.bind()

        #gl.glDrawArrays(gl.GL_TRIANGLES, 0, len(self.data))

        gl.glDrawElements(gl.GL_TRIANGLES, len(self.index), gl.GL_UNSIGNED_INT, None)

        print(self.context().format().majorVersion())
        print(self.context().format().minorVersion())


        print(gl.glGetString(gl.GL_VERSION));
开发者ID:maweigert，项目名称:spimagine，代码行数:28，代码来源:test_opengl2.py

示例5: paintGL

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def paintGL(self, p, opt, widget):
        p.beginNativePainting()
        import OpenGL.GL as gl
        
        ## set clipping viewport
        view = self.getViewBox()
        if view is not None:
            rect = view.mapRectToItem(self, view.boundingRect())
            #gl.glViewport(int(rect.x()), int(rect.y()), int(rect.width()), int(rect.height()))
            
            #gl.glTranslate(-rect.x(), -rect.y(), 0)
            
            gl.glEnable(gl.GL_STENCIL_TEST)
            gl.glColorMask(gl.GL_FALSE, gl.GL_FALSE, gl.GL_FALSE, gl.GL_FALSE) # disable drawing to frame buffer
            gl.glDepthMask(gl.GL_FALSE)  # disable drawing to depth buffer
            gl.glStencilFunc(gl.GL_NEVER, 1, 0xFF)  
            gl.glStencilOp(gl.GL_REPLACE, gl.GL_KEEP, gl.GL_KEEP)  
            
            ## draw stencil pattern
            gl.glStencilMask(0xFF)
            gl.glClear(gl.GL_STENCIL_BUFFER_BIT)
            gl.glBegin(gl.GL_TRIANGLES)
            gl.glVertex2f(rect.x(), rect.y())
            gl.glVertex2f(rect.x()+rect.width(), rect.y())
            gl.glVertex2f(rect.x(), rect.y()+rect.height())
            gl.glVertex2f(rect.x()+rect.width(), rect.y()+rect.height())
            gl.glVertex2f(rect.x()+rect.width(), rect.y())
            gl.glVertex2f(rect.x(), rect.y()+rect.height())
            gl.glEnd()
                       
            gl.glColorMask(gl.GL_TRUE, gl.GL_TRUE, gl.GL_TRUE, gl.GL_TRUE)
            gl.glDepthMask(gl.GL_TRUE)
            gl.glStencilMask(0x00)
            gl.glStencilFunc(gl.GL_EQUAL, 1, 0xFF)
            
        try:
            x, y = self.getData()
            pos = np.empty((len(x), 2))
            pos[:,0] = x
            pos[:,1] = y
            gl.glEnableClientState(gl.GL_VERTEX_ARRAY)
            try:
                gl.glVertexPointerf(pos)
                pen = fn.mkPen(self.opts['pen'])
                color = pen.color()
                gl.glColor4f(color.red()/255., color.green()/255., color.blue()/255., color.alpha()/255.)
                width = pen.width()
                if pen.isCosmetic() and width < 1:
                    width = 1
                gl.glPointSize(width)
                gl.glEnable(gl.GL_LINE_SMOOTH)
                gl.glEnable(gl.GL_BLEND)
                gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
                gl.glHint(gl.GL_LINE_SMOOTH_HINT, gl.GL_NICEST)
                gl.glDrawArrays(gl.GL_LINE_STRIP, 0, pos.size / pos.shape[-1])
            finally:
                gl.glDisableClientState(gl.GL_VERTEX_ARRAY)
        finally:
            p.endNativePainting()
开发者ID:SrikanthVelpuri，项目名称:tf-pose，代码行数:61，代码来源:PlotCurveItem.py

示例6: _create_device_objects

# 需要导入模块: from OpenGL import GL [as 别名]
# 或者: from OpenGL.GL import GL_FALSE [as 别名]
def _create_device_objects(self):
        # save state
        last_texture = gl.glGetIntegerv(gl.GL_TEXTURE_BINDING_2D)
        last_array_buffer = gl.glGetIntegerv(gl.GL_ARRAY_BUFFER_BINDING)

        last_vertex_array = gl.glGetIntegerv(gl.GL_VERTEX_ARRAY_BINDING)

        self._shader_handle = gl.glCreateProgram()
        # note: no need to store shader parts handles after linking
        vertex_shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
        fragment_shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)

        gl.glShaderSource(vertex_shader, self.VERTEX_SHADER_SRC)
        gl.glShaderSource(fragment_shader, self.FRAGMENT_SHADER_SRC)
        gl.glCompileShader(vertex_shader)
        gl.glCompileShader(fragment_shader)

        gl.glAttachShader(self._shader_handle, vertex_shader)
        gl.glAttachShader(self._shader_handle, fragment_shader)

        gl.glLinkProgram(self._shader_handle)

        # note: after linking shaders can be removed
        gl.glDeleteShader(vertex_shader)
        gl.glDeleteShader(fragment_shader)

        self._attrib_location_tex = gl.glGetUniformLocation(self._shader_handle, "Texture")
        self._attrib_proj_mtx = gl.glGetUniformLocation(self._shader_handle, "ProjMtx")
        self._attrib_location_position = gl.glGetAttribLocation(self._shader_handle, "Position")
        self._attrib_location_uv = gl.glGetAttribLocation(self._shader_handle, "UV")
        self._attrib_location_color = gl.glGetAttribLocation(self._shader_handle, "Color")

        self._vbo_handle = gl.glGenBuffers(1)
        self._elements_handle = gl.glGenBuffers(1)

        self._vao_handle = gl.glGenVertexArrays(1)
        gl.glBindVertexArray(self._vao_handle)
        gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._vbo_handle)

        gl.glEnableVertexAttribArray(self._attrib_location_position)
        gl.glEnableVertexAttribArray(self._attrib_location_uv)
        gl.glEnableVertexAttribArray(self._attrib_location_color)

        gl.glVertexAttribPointer(self._attrib_location_position, 2, gl.GL_FLOAT, gl.GL_FALSE, imgui.VERTEX_SIZE, ctypes.c_void_p(imgui.VERTEX_BUFFER_POS_OFFSET))
        gl.glVertexAttribPointer(self._attrib_location_uv, 2, gl.GL_FLOAT, gl.GL_FALSE, imgui.VERTEX_SIZE, ctypes.c_void_p(imgui.VERTEX_BUFFER_UV_OFFSET))
        gl.glVertexAttribPointer(self._attrib_location_color, 4, gl.GL_UNSIGNED_BYTE, gl.GL_TRUE, imgui.VERTEX_SIZE, ctypes.c_void_p(imgui.VERTEX_BUFFER_COL_OFFSET))

        # restore state
        gl.glBindTexture(gl.GL_TEXTURE_2D, last_texture)
        gl.glBindBuffer(gl.GL_ARRAY_BUFFER, last_array_buffer)
        gl.glBindVertexArray(last_vertex_array)
开发者ID:swistakm，项目名称:pyimgui，代码行数:53，代码来源:opengl.py


注：本文中的OpenGL.GL.GL_FALSE属性示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。