Python glfw.make_context_current() Examples

The following are 10 code examples of glfw.make_context_current(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module glfw , or try the search function .
Example #1
Source File: integrations_all_in_one.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def main_glfw():
    def glfw_init():
        width, height = 1280, 720
        window_name = "minimal ImGui/GLFW3 example"
        if not glfw.init():
            print("Could not initialize OpenGL context")
            exit(1)
        # OS X supports only forward-compatible core profiles from 3.2
        glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
        glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
        glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
        glfw.window_hint(glfw.OPENGL_FORWARD_COMPAT, gl.GL_TRUE)
        # Create a windowed mode window and its OpenGL context
        window = glfw.create_window(
            int(width), int(height), window_name, None, None
        )
        glfw.make_context_current(window)
        if not window:
            glfw.terminate()
            print("Could not initialize Window")
            exit(1)
        return window
    window = glfw_init()
    impl = GlfwRenderer(window)
    while not glfw.window_should_close(window):
        glfw.poll_events()
        impl.process_inputs()
        imgui.new_frame()
        on_frame()
        gl.glClearColor(1., 1., 1., 1)
        gl.glClear(gl.GL_COLOR_BUFFER_BIT)
        imgui.render()
        impl.render(imgui.get_draw_data())
        glfw.swap_buffers(window)
    impl.shutdown()
    glfw.terminate()
Example #2
Source File: glfw_app.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def __init__(self, renderer, title="GlfwBaseApp"):
        "Creates an OpenGL context and a window, and acquires OpenGL resources"
        self.renderer = renderer
        self.title = title
        self._is_initialized = False # keep track of whether self.init_gl() has been called
        
        if not glfw.init():
            raise Exception("GLFW Initialization error")
        # Use modern OpenGL version 4.5 core
        glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 4)
        glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 5)
        glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
        self._configure_context()
        self.window = glfw.create_window(self.renderer.window_size[0], self.renderer.window_size[1], self.title, None, None)
        if self.window is None:
            glfw.terminate()
            raise Exception("GLFW window creation error")
        glfw.set_key_callback(self.window, self.key_callback)
        glfw.make_context_current(self.window)
Example #3
Source File: integrations_glfw3.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def impl_glfw_init():
    width, height = 1280, 720
    window_name = "minimal ImGui/GLFW3 example"

    if not glfw.init():
        print("Could not initialize OpenGL context")
        exit(1)

    # OS X supports only forward-compatible core profiles from 3.2
    glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
    glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
    glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)

    glfw.window_hint(glfw.OPENGL_FORWARD_COMPAT, gl.GL_TRUE)

    # Create a windowed mode window and its OpenGL context
    window = glfw.create_window(
        int(width), int(height), window_name, None, None
    )
    glfw.make_context_current(window)

    if not window:
        glfw.terminate()
        print("Could not initialize Window")
        exit(1)

    return window
Example #4
Source File: fonts.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def impl_glfw_init():
    width, height = 1280, 720
    window_name = "minimal ImGui/GLFW3 example"

    if not glfw.init():
        print("Could not initialize OpenGL context")
        exit(1)

    # OS X supports only forward-compatible core profiles from 3.2
    glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
    glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
    glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)

    glfw.window_hint(glfw.OPENGL_FORWARD_COMPAT, gl.GL_TRUE)

    # Create a windowed mode window and its OpenGL context
    window = glfw.create_window(
        int(width), int(height), window_name, None, None
    )
    glfw.make_context_current(window)

    if not window:
        glfw.terminate()
        print("Could not initialize Window")
        exit(1)

    return window
Example #5
Source File: plots.py    From pyimgui with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def impl_glfw_init():
    width, height = 1280, 720
    window_name = "minimal ImGui/GLFW3 example"

    if not glfw.init():
        print("Could not initialize OpenGL context")
        exit(1)

    # OS X supports only forward-compatible core profiles from 3.2
    glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, 3)
    glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, 3)
    glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)

    glfw.window_hint(glfw.OPENGL_FORWARD_COMPAT, gl.GL_TRUE)

    # Create a windowed mode window and its OpenGL context
    window = glfw.create_window(
        int(width), int(height), window_name, None, None
    )
    glfw.make_context_current(window)

    if not window:
        glfw.terminate()
        print("Could not initialize Window")
        exit(1)

    return window
Example #6
Source File: glfw_app.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def init_gl(self):
        if self._is_initialized:
            return # only initialize once
        glfw.make_context_current(self.window)
        if self.renderer:
            self.renderer.init_gl()
        self._is_initialized = True
Example #7
Source File: glfw_app.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def render_scene(self):
        "render scene one time"
        self.init_gl() # should be a no-op after the first frame is rendered
        glfw.make_context_current(self.window)
        self.renderer.render_scene()
        # Done rendering
        # glfw.swap_buffers(self.window) # avoid double buffering to avoid stalling
        glFlush() # single buffering
        glfw.poll_events()
Example #8
Source File: glfw_app.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def dispose_gl(self):
        if self.window:
            glfw.make_context_current(self.window)
            if self.renderer:
                self.renderer.dispose_gl()
        glfw.destroy_window(self.window)
        glfw.terminate()
        self._is_initialized = False
Example #9
Source File: hellovr_glfw.py    From pyopenvr with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def b_init(self):
        glfw.init()
        glfw.window_hint(glfw.SAMPLES, 4)
        self.window = glfw.create_window(self.companion_width, self.companion_height, 'hello_vr', None, None)
        glfw.set_key_callback(self.window, self.key_callback)
        glfw.make_context_current(self.window)
        #
        self.hmd = openvr.init(openvr.VRApplication_Scene)
        #
        vr_sys = openvr.VRSystem()
        driver = vr_sys.getStringTrackedDeviceProperty(
            openvr.k_unTrackedDeviceIndex_Hmd,
            openvr.Prop_TrackingSystemName_String,
        )
        display = vr_sys.getStringTrackedDeviceProperty(
            openvr.k_unTrackedDeviceIndex_Hmd,
            openvr.Prop_SerialNumber_String,
        )
        glfw.set_window_title(self.window, f'hello_vr -- {driver} {display}')
        self.b_init_gl()
        assert openvr.VRCompositor()
        action_path = pkg_resources.resource_filename('samples', 'hellovr_actions.json')
        openvr.VRInput().setActionManifestPath(action_path)
        self.action_hide_cubes = openvr.VRInput().getActionHandle('/actions/demo/in/HideCubes')
        self.action_hide_this_controller = openvr.VRInput().getActionHandle('/actions/demo/in/HideThisController')
        self.action_trigger_haptic = openvr.VRInput().getActionHandle('/actions/demo/in/TriggerHaptic')
        self.action_analog_input = openvr.VRInput().getActionHandle('/actions/demo/in/AnalogInput')
        self.action_set_demo = openvr.VRInput().getActionSetHandle('/actions/demo')
        self.hand[Left].action_haptic = openvr.VRInput().getActionHandle('/actions/demo/out/Haptic_Left')
        self.hand[Left].source = openvr.VRInput().getInputSourceHandle('/user/hand/left')
        self.hand[Left].action_pose = openvr.VRInput().getActionHandle('/actions/demo/in/Hand_Left')
        self.hand[Right].action_haptic = openvr.VRInput().getActionHandle('/actions/demo/out/Haptic_Right')
        self.hand[Right].source = openvr.VRInput().getInputSourceHandle('/user/hand/right')
        self.hand[Right].action_pose = openvr.VRInput().getActionHandle('/actions/demo/in/Hand_Right')
        return True
Example #10
Source File: window.py    From moderngl-window with MIT License 4 votes vote down vote up 
def __init__(self, **kwargs):
        super().__init__(**kwargs)

        if not glfw.init():
            raise ValueError("Failed to initialize glfw")

        # Configure the OpenGL context
        glfw.window_hint(glfw.CONTEXT_CREATION_API, glfw.NATIVE_CONTEXT_API)
        glfw.window_hint(glfw.CLIENT_API, glfw.OPENGL_API)
        glfw.window_hint(glfw.CONTEXT_VERSION_MAJOR, self.gl_version[0])
        glfw.window_hint(glfw.CONTEXT_VERSION_MINOR, self.gl_version[1])
        glfw.window_hint(glfw.OPENGL_PROFILE, glfw.OPENGL_CORE_PROFILE)
        glfw.window_hint(glfw.OPENGL_FORWARD_COMPAT, True)
        glfw.window_hint(glfw.RESIZABLE, self.resizable)
        glfw.window_hint(glfw.DOUBLEBUFFER, True)
        glfw.window_hint(glfw.DEPTH_BITS, 24)
        glfw.window_hint(glfw.SAMPLES, self.samples)

        monitor = None
        if self.fullscreen:
            monitor = glfw.get_primary_monitor()
            mode = glfw.get_video_mode(monitor)
            self._width, self._height = mode.size.width, mode.size.height

            glfw.window_hint(glfw.RED_BITS, mode.bits.red)
            glfw.window_hint(glfw.GREEN_BITS, mode.bits.green)
            glfw.window_hint(glfw.BLUE_BITS, mode.bits.blue)
            glfw.window_hint(glfw.REFRESH_RATE, mode.refresh_rate)

        self._window = glfw.create_window(self.width, self.height, self.title, monitor, None)
        self._has_focus = True

        if not self._window:
            glfw.terminate()
            raise ValueError("Failed to create window")

        self.cursor = self._cursor

        self._buffer_width, self._buffer_height = glfw.get_framebuffer_size(self._window)
        glfw.make_context_current(self._window)

        if self.vsync:
            glfw.swap_interval(1)
        else:
            glfw.swap_interval(0)

        glfw.set_key_callback(self._window, self.glfw_key_event_callback)
        glfw.set_cursor_pos_callback(self._window, self.glfw_mouse_event_callback)
        glfw.set_mouse_button_callback(self._window, self.glfw_mouse_button_callback)
        glfw.set_scroll_callback(self._window, self.glfw_mouse_scroll_callback)
        glfw.set_window_size_callback(self._window, self.glfw_window_resize_callback)
        glfw.set_char_callback(self._window, self.glfw_char_callback)
        glfw.set_window_focus_callback(self._window, self.glfw_window_focus)
        glfw.set_cursor_enter_callback(self._window, self.glfw_cursor_enter)
        glfw.set_window_iconify_callback(self._window, self.glfw_window_iconify)

        self.init_mgl_context()
        self.set_default_viewport()