Esempio n. 1
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        def __init__(self, *args, **kwargs):
            self.boundary = '--boundarydonotcross'
            self.html = open('index.html', 'r').read()
            
            # Handle Arguments
            self.input_path      = _args.i[0]
            self.rotation        = _args.r[0]
            self.output_width    = int(_args.c[0].split('x')[0])
            self.output_height   = int(_args.c[0].split('x')[1])
            self.frame_rate      = _args.f[0]
            self.frame_skip_rate = _args.k[0]
            self.recognize_scale = 0.2
            self.predictor = dlib.shape_predictor('../shapes/shape_predictor_68_face_landmarks.dat')
            self.face_cascade = toolbox.loadCascade('haarcascade_frontalface_default.xml')

            # Define skipping vars
            self.skip_frames    = None
            self.skip_frame_x   = None
            self.skip_frame_y   = None
            self.skip_rect      = None
            self.skip_points    = None

            # OpenGL
            self.quad = Quad()
            self.quad_program = ShaderProgram(fragment=self.quad.fragment, vertex=self.quad.vertex)
            self.quad.loadVBOs(self.quad_program)
            self.quad.loadElements()

            super(CustomHandler, self).__init__(*args, **kwargs)
Esempio n. 2
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    def testUseUsesTheShaderProgram(self, mockGl):
        program = ShaderProgram()
        program.getLinkStatus = lambda: True
        
        program.use()

        self.assertEquals(mockGl.glUseProgram.call_args, ((program.id,), {}))
Esempio n. 3
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    def __init__(self):
        self._shader_program = ShaderProgram(self._get_floor_vs_fn(), self._get_floor_fs_fn())
        for _, attrib in EnvironmentRender.VertexAttributes.__members__.items():
            self._shader_program.bind_attribute(attrib.value["location"], attrib.value["name"])
        self._shader_program.compile()

        vertices, normals, texcoords = mesh.create_grid_mesh(1000, 1000, 100)
        self._vertices = np.asarray(vertices, dtype=np.float32)
        self._normals = np.asarray(normals, dtype=np.float32)
        self._texcoords = np.asarray(texcoords, dtype=np.float32)

        print(self._texcoords)

        self._vao = GL.glGenVertexArrays(1)
        GL.glBindVertexArray(self._vao)

        # Generate buffer object for the mesh vertices
        self._vertex_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._vertex_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._vertices.nbytes,
                        self._vertices, GL.GL_STATIC_DRAW)

        # Setup Vertex Attrib Pointer
        pos_attrib_pointer = EnvironmentRender.VertexAttributes.Position.value["location"]
        GL.glEnableVertexAttribArray(pos_attrib_pointer)
        GL.glVertexAttribPointer(pos_attrib_pointer, 3, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        self._normal_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._normal_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._normals.nbytes,
                        self._normals, GL.GL_STATIC_DRAW)

        normal_attrib_pointer = EnvironmentRender.VertexAttributes.Normal.value["location"]
        GL.glEnableVertexAttribArray(normal_attrib_pointer)
        GL.glVertexAttribPointer(normal_attrib_pointer, 3, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        self._texcoord_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._texcoord_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._texcoords.nbytes, self._texcoords, GL.GL_STATIC_DRAW)

        texcoord_attrib_pointer = EnvironmentRender.VertexAttributes.TexCoord.value["location"]
        GL.glEnableVertexAttribArray(texcoord_attrib_pointer)
        GL.glVertexAttribPointer(texcoord_attrib_pointer, 2, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        # Unbind each used GL object
        GL.glBindVertexArray(0)
        GL.glDisableVertexAttribArray(pos_attrib_pointer)
        GL.glDisableVertexAttribArray(normal_attrib_pointer)
        GL.glDisableVertexAttribArray(texcoord_attrib_pointer)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, 0)

        floor_image = PIL.Image.open('textures/floor.png')
        floor_texture_data = np.array(list(floor_image.getdata()), np.uint8)
        self.floor_texture = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.floor_texture)
        GL.glTexParameterf(GL.GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 8.0); 
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR)
        GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA, floor_image.size[0], floor_image.size[1], 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, floor_texture_data)
        GL.glGenerateMipmap(GL.GL_TEXTURE_2D)
Esempio n. 4
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    def reloadShaders(self):
        from shader import FragmentShader, ShaderError, ShaderProgram, VertexShader
        
        def read_source(fname):
            f = open(fname)
            try:
                src = f.read()
            finally:
                f.close()
            return src
            
        fsrc = read_source('shaders/ocean.fragment')
        fshader = FragmentShader([fsrc])
        vsrc = read_source('shaders/ocean.vertex')
        vshader = VertexShader([vsrc])

        self.surfaceShader = ShaderProgram(fshader, vshader)
        self.surfaceShader.use()
        
        fsrc = read_source('shaders/oceanfloor.fragment')
        fshader = FragmentShader([fsrc])
        vsrc = read_source('shaders/oceanfloor.vertex')
        vshader = VertexShader([vsrc])

        self.groundShader = ShaderProgram(fshader, vshader)
        self.groundShader.use()

        self.surface.setShader(self.surfaceShader)
        self.ground.setShader(self.groundShader)
Esempio n. 5
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    def testGetInfoLogForZeroLogSize(self):
        program = ShaderProgram()
        program.getInfoLogLength = lambda: 0

        log = program.getInfoLog()

        self.assertEquals(log, '')
Esempio n. 6
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    def testGetInfoLogLength(self):
        program = ShaderProgram()
        program._get = Mock(return_value=123)

        actual = program.getInfoLogLength()

        self.assertEquals(program._get.call_args,
            ((gl.GL_INFO_LOG_LENGTH,), {}))
        self.assertEquals(actual, 123)
Esempio n. 7
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    def testGetInfoLog(self, mockGl):
        expected = 'logmessage'
        mockGl.glGetProgramInfoLog.side_effect = mockGetInfoLog(expected)
        program = ShaderProgram()
        program.getInfoLogLength = lambda: len(expected)

        log = program.getInfoLog()

        self.assertEquals(log, expected)
Esempio n. 8
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def install_shaders(fragment, vertex):
    fsrc = read_source(fragment)
    fshader = FragmentShader([fsrc])

    vsrc = read_source(vertex)
    vshader = VertexShader([vsrc])

    shader = ShaderProgram(fshader, vshader)
    shader.use()
Esempio n. 9
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    def testUseCreatesProgram(self, mockGl):
        mockGl.glCreateProgram.return_value = 123
        program = ShaderProgram()
        program.getLinkStatus = lambda: True
        
        program.use()

        self.assertTrue(mockGl.glCreateProgram.called)
        self.assertEquals(program.id, 123)
Esempio n. 10
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 def testUseRaisesOnLinkFailure(self):
     program = ShaderProgram()
     program.getLinkStatus = lambda: False
     program.getInfoLog = lambda: 'linkerror'
     try:
         program.use()
         self.fail('should raise')
     except LinkError, e:
         self.assertTrue('linkerror' in str(e))
Esempio n. 11
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    def testGet(self, mockGl):
        mockGl.glGetProgramiv.side_effect = mockGet(123)
        program = ShaderProgram()
        program.id = object()

        actual = program._get(456)

        self.assertEquals(mockGl.glGetProgramiv.call_args[0][:2],
            (program.id, 456))
        self.assertEquals(actual, 123)
Esempio n. 12
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 def init_gl(self):
     self.gs = glCreateShader(GL_GEOMETRY_SHADER)
     glShaderSource(self.gs, self.geometry_shader)
     glCompileShader(self.gs)
     log = glGetShaderInfoLog(self.gs)
     if log:
         print "Geometry Shader:", log
     self.shader_program = glCreateProgram()
     # glAttachShader(self.shader_program, self.gs)
     ShaderProgram.init_gl(self)
Esempio n. 13
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    def _create_shaders(self):
        """Creates the shader program"""

        self._shader_program = ShaderProgram(self._get_vertex_shader_fn(),
                                             self._get_fragent_shader_fn())

        # Setup Vertex Attributes
        for _, attrib in MotionRender.VertexAttributes.__members__.items():
            self._shader_program.bind_attribute(attrib.value["location"],
                                                attrib.value["name"])

        self._shader_program.compile()
Esempio n. 14
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    def testUseReturnsConcatenatedMessages(self):
        shader1 = Mock()
        shader2 = Mock()
        shader1.getInfoLog = lambda: 's1'
        shader2.getInfoLog = lambda: 's2'
        program = ShaderProgram(shader1, shader2)
        program.getInfoLog = lambda: 'p0'
        program.getLinkStatus = lambda: True

        message = program.use()

        self.assertEquals(message, 's1\ns2\np0')
def initp():
    global robot_program
    # Load shaders
    robot_program = ShaderProgram("resources/shaders/shader_robot.vs",
                                  "resources/shaders/shader_robot.fg")
    robot_program.init()

    global human_model
    # Load dae file
    human_model = ColladaModel("resources/human.dae")
    # Enable depth test
    glEnable(GL_DEPTH_TEST)
Esempio n. 16
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 def __enter__(self):
     if not self.is_initialized:
         self.init_gl()
     ShaderProgram.__enter__(self)
     # print self.zNear, type(self.zNear), self.shader_program, glGetUniformLocation(self.shader_program, "zNear")
     glUniform1f(glGetUniformLocation(self.shader_program, "zNear"), self.zNear)
     glUniform1f(glGetUniformLocation(self.shader_program, "zFar"), self.zFar)
     glUniform1f(glGetUniformLocation(self.shader_program, "eye_shift"), self.eye_shift)
     bg = self.background_color
     glUniform4f(glGetUniformLocation(self.shader_program, "background_color"), 
                 bg[0], bg[1], bg[2], bg[3])
     glUniform1f(glGetUniformLocation(self.shader_program, "atom_scale"), self.atom_scale)
     return self
Esempio n. 17
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    def testGetLinkStatus(self):
        data = [
            (gl.GL_TRUE, True),
            (gl.GL_FALSE, False),
        ]
        for getReturn, expected in data:
            program = ShaderProgram()
            program._get = Mock(return_value=getReturn)

            actual = program.getLinkStatus()

            self.assertEquals(program._get.call_args,
                ((gl.GL_LINK_STATUS,), {}))
            self.assertEquals(actual, expected)
            self.assertEquals(type(actual), type(expected))
Esempio n. 18
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    def __init__(   self,
                    camera,
                    scale=1.0,
                    tileSize=128,
                    tilesX=1,
                    tilesZ=1,
                    depth=30.0):
    
        self.depth = depth

        self.tileSize = tileSize
        self.tilesX = tilesX
        self.tilesZ = tilesZ

        self.camera = camera
        self.scale = scale
        
        self.surfaceShader = ShaderProgram.open('shaders/colour_by_height.shader')

        
        # Use the shallow pool ripple surface generator
        self.heightfield = Ripples(self.camera, self.tileSize)
                                           
        # The water surface
        self.surface = Surface( self.surfaceShader,
                                self.camera,
                                texture=None,
                                heightfield=self.heightfield,
                                tileSize=self.tileSize, 
                                tilesX=self.tilesX,
                                tilesZ=self.tilesZ,
                                scale=self.scale, 
                                offset=Vector3(0.0,self.depth,0.0))
Esempio n. 19
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def initGL(output_width, output_height):
    glutInit(sys.argv)
    glutInitDisplayMode(GLUT_3_2_CORE_PROFILE | GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
    glutInitWindowSize(output_width, output_height)
    glutCreateWindow("Virtual Window")

    print('')
    print('Vendor:          ' + glGetString(GL_VENDOR).decode('utf-8'))
    print('Renderer:        ' + glGetString(GL_RENDERER).decode('utf-8'))
    print('OpenGL Version:  ' + glGetString(GL_VERSION).decode('utf-8'))
    print('Shader Version:  ' + glGetString(GL_SHADING_LANGUAGE_VERSION).decode('utf-8'))

    if not glUseProgram:
        print('Missing Shader Objects!')
        sys.exit(1)

    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)

    global QUAD
    QUAD = Quad()

    global QUAD_PROGRAM
    QUAD_PROGRAM = ShaderProgram(fragment=QUAD.fragment, vertex=QUAD.vertex)

    QUAD.loadVBOs(QUAD_PROGRAM)
    QUAD.loadElements()
Esempio n. 20
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    def __init__(self, width, height):
        self._createGlSurface()

        self.texture = 0

        self.resize(width, height)

        self._createGlTexture()

        self.width = width
        self.height = height

        self.program = ShaderProgram('shaders/guiShader.vert',
                                     'shaders/guiShader.frag')

        self.font = ImageFont.truetype('assets/minecraft_font.ttf', 16)
Esempio n. 21
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 def __init__(self):
     ShaderProgram.__init__(self)
     this_dir = os.path.split(__file__)[0]
     self.vertex_shader = open(os.path.join(this_dir, "shaders/sphere_vtx.glsl")).read()
     self.fragment_shader = open(os.path.join(this_dir, "shaders/sphere_frg.glsl")).read()
     # experimental geometry shader
     self.geometry_shader = """
     #version 120
     #extension GL_EXT_geometry_shader4 : enable
      
     void main() {
       for(int i = 0; i < gl_VerticesIn; ++i) {
         gl_FrontColor = gl_FrontColorIn[i];
         gl_Position = gl_PositionIn[i];
         EmitVertex();
       }
     }
     """
     self.atom_scale = 1.0
Esempio n. 22
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def getGLFrame(frame, points, output_width, output_height):
    ############## OpengGL ##############

    p1, p2, p3 = points[39], points[42], points[33]
    w, h = output_width, output_height

    p1 = [(p1[1] / w) * 2 - 1, -((p1[0] / h) * 2 - 1)]
    p2 = [(p2[1] / w) * 2 - 1, -((p2[0] / h) * 2 - 1)]
    p3 = [(p3[1] / w) * 2 - 1, -((p3[0] / h) * 2 - 1)]

    triangle = Triangle(p1, p2, p3)
    tri_program = ShaderProgram(fragment=triangle.fragment, vertex=triangle.vertex)
    triangle.loadVBOs(tri_program)
    triangle.loadElements()


    glClear(GL_COLOR_BUFFER_BIT)
    glClearColor (0.0, 0.0, 0.0, 1.0)

    #-----------------------------------#

    QUAD_PROGRAM.start()
    toolbox.bind(QUAD)

    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_BGR, GL_UNSIGNED_BYTE, frame)

    glDrawElements(GL_TRIANGLES, len(QUAD.elements) * 3, GL_UNSIGNED_INT, None)

    toolbox.unbind()
    QUAD_PROGRAM.stop()

    #-----------------------------------#

    tri_program.start()
    toolbox.bind(triangle)

    glDrawElements(GL_TRIANGLES, len(triangle.elements) * 3, GL_UNSIGNED_INT, None)

    toolbox.unbind()
    tri_program.stop()

    #-----------------------------------#

    glFinish()

    glPixelStorei(GL_PACK_ALIGNMENT, 1)
    buffer = glReadPixels(0, 0, output_width, output_height, GL_BGR, GL_UNSIGNED_BYTE)

    image = Image.frombytes('RGB', (output_width, output_height), buffer)     
    image = image.transpose(Image.FLIP_TOP_BOTTOM)

    frame = np.asarray(image, dtype=np.uint8)

    glutSwapBuffers()

    #####################################

    return frame
Esempio n. 23
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def loadGlTextures(app):
    app.cubeVao, app.cubeBuffer = loadCubeVao()
    CLIENT_DATA.skyboxVao = loadSkyVao()

    CLIENT_DATA.glTextures = {}

    for (name, sides) in app.texturePaths.items():
        CLIENT_DATA.glTextures[name] = imageToTexture(loadBlockUVFromSides(app, **sides))

    CLIENT_DATA.breakTextures = []
    for i in range(10):
        CLIENT_DATA.breakTextures.append(loadTexture(f'assets/destroy_stage_{i}.png'))

    CLIENT_DATA.blockProgram = ShaderProgram('shaders/blockShader.vert', 'shaders/blockShader.frag')
    CLIENT_DATA.chunkProgram = ShaderProgram('shaders/chunkShader.vert', 'shaders/chunkShader.frag')
    CLIENT_DATA.guiProgram = ShaderProgram('shaders/guiShader.vert', 'shaders/guiShader.frag')
    CLIENT_DATA.entityProgram = ShaderProgram('shaders/entityShader.vert', 'shaders/entityShader.frag')
    CLIENT_DATA.skyProgram = ShaderProgram('shaders/skyShader.vert', 'shaders/skyShader.frag')
    CLIENT_DATA.transProgram = ShaderProgram('shaders/transShader.vert', 'shaders/transShader.frag')

    vertices = np.array([
        1.0,  1.0, 1.0, 0.0, # top right
        1.0, -1.0, 1.0, 1.0, # bottom right
        -1.0, -1.0, 0.0, 1.0, # bottom left
        -1.0,  1.0, 0.0, 0.0, # top left 
    ], dtype='float32')

    indices = np.array([
        0, 1, 3,
        1, 2, 3,
    ], dtype='uint32')

    vao: int = glGenVertexArrays(1) #type:ignore
    vbo: int = glGenBuffers(1) #type:ignore
    ebo: int = glGenBuffers(1) #type:ignore

    glBindVertexArray(vao)

    glBindBuffer(GL_ARRAY_BUFFER, vbo)
    glBufferData(GL_ARRAY_BUFFER, vertices.nbytes, vertices, GL_STATIC_DRAW)

    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ebo)
    glBufferData(GL_ELEMENT_ARRAY_BUFFER, indices.nbytes, indices, GL_STATIC_DRAW)

    glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * 4, ctypes.c_void_p(0))
    glEnableVertexAttribArray(0)

    glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * 4, ctypes.c_void_p(2 * 4))
    glEnableVertexAttribArray(1)

    glBindBuffer(GL_ARRAY_BUFFER, 0)

    glBindVertexArray(0)

    CLIENT_DATA.fullscreenVao = vao
def init():
    grid_vertices, grid_mesh = generate_grid_mesh(-10, 10, step=0.5)

    global shader_program
    shader_program = ShaderProgram("resources/shaders/shader.vs", "resources/shaders/shader.fg")
    shader_program.init()

    global robot_program
    robot_program = ShaderProgram("resources/shaders/shader_robot.vs", "resources/shaders/shader_robot.fg")
    robot_program.init()

    global grid_model
    grid_model = Model([grid_vertices], indices=[grid_mesh])

    global human_model

    human_model = ColladaModel("resources/human.dae")

    glEnable(GL_DEPTH_TEST)
Esempio n. 25
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    def initializeGL(self):
        glClearColor(0.4, 0.4, 0.4, 1.0)

        # if a starting image, load it
#        if self.startImg is not None:
#            print(self.img.width())

        self.layers = [ Layer(self.canvasWidth,self.canvasHeight) ]
        self.strokeLayer = Layer(self.canvasWidth,self.canvasHeight)

        # if there's a starting image, draw it into the starting layer
        if self.imgPath is not None:
            bottomLayer = self.layers[-1]
            bottomLayer.bind()

            # setup the orthographic projection and viewport
            glMatrixMode(GL_PROJECTION)
            glPushMatrix()
            glLoadIdentity()
            glOrtho(0, self.canvasWidth, 0, self.canvasHeight, -1, 1)
            glViewport(0, 0, self.canvasWidth, self.canvasHeight)
            

            imgTextureId = self.bindTexture(self.startImg, GL_TEXTURE_RECTANGLE_ARB)
            self.drawTexture(QPointF(0,0), imgTextureId, GL_TEXTURE_RECTANGLE_ARB)

            self.deleteTexture(imgTextureId)

            # restore the previous projection matrix and viewport
            glMatrixMode(GL_PROJECTION)
            glPopMatrix()
            glViewport(0, 0, self.width(), self.height()) # should be saved off?

            bottomLayer.release()

            self.startImg = None

        # setup the necessary shaders
        self.program = ShaderProgram()
        self.program.attachShader(ShaderCode(GL_VERTEX_SHADER,'./shaders/basic.vert'))
        self.program.attachShader(ShaderCode(GL_FRAGMENT_SHADER,'./shaders/basic.frag'))
Esempio n. 26
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    def testUseCompilesAndAttachesShaders(self, mockGl):
        shader1 = Mock()
        shader2 = Mock()
        program = ShaderProgram(shader1, shader2)
        program.id = 123
        program._getMessage = DoNothing
        program.getLinkStatus = lambda: True
        
        program.use()

        self.assertEquals(shader1.compile.call_args, (tuple(), {}))
        self.assertEquals(shader2.compile.call_args, (tuple(), {}))
        self.assertEquals(mockGl.glAttachShader.call_args_list, [
            ((program.id, shader1.id), {}),
            ((program.id, shader2.id), {}),
        ])
Esempio n. 27
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class Ocean():
    def __init__(   self,
                    camera,
                    cubemap=None,
                    scale=1.0,
                    tileSize=128,
                    tilesX=1,
                    tilesZ=1,
                    depth=30.0,
                    waveHeight=3.125e-5,
                    wind=Vector2(64.0,128.0),
                    period=10.0,
                    photonScale=4.0,
                    photonIntensity=2.0):
                    
                    
        if cubemap:
            self.cubemapTexture = cubemap.texture
        else:
            self.cubemapTexture = None
            
        self.wind = wind                    # Ocean wind in X,Z axis
        self.waveHeight = waveHeight        # The phillips spectrum parameter
        self.oceanDepth = depth
        self.period = period                # Period of ocean surface anim
        self.drawSeaSurface = True
        self.drawSeaFloor = True
        self.enableCaustics = True
        self.photonIntensity = photonIntensity
        self.photonScale = photonScale
        
        self.tileSize = tileSize
        self.tilesX = tilesX
        self.tilesZ = tilesZ
        self.length = tileSize              # Ocean length parameter
        self.camera = camera
        self.scale = scale

        self.surfaceShader = shader.openfiles(  'shaders/ocean.vertex',
                                                'shaders/ocean.fragment')
        self.groundShader = shader.openfiles(   'shaders/oceanfloor.vertex',
                                                'shaders/oceanfloor.fragment')

        self.oceanFloorTexture = image.load('images/tiles.png').get_texture() 
        
        
        # Caustic texture
        self.causticTexture = image.DepthTexture.create_for_size(GL_TEXTURE_2D, 
                                                            self.tileSize, 
                                                            self.tileSize,
                                                            GL_RGBA)
        
        # Use Tessendorf FFT synthesis to create a convincing ocean surface.
        self.heightfield = Tessendorf(  self.tileSize,
                                        self.waveHeight, 
                                        self.wind,
                                        self.length,
                                        self.period)
                                           
        # The water surface
        self.surface = Surface( self.surfaceShader,
                                self.camera,
                                texture=self.oceanFloorTexture,
                                causticTexture=self.causticTexture,
                                cubemapTexture=self.cubemapTexture,
                                heightfield=self.heightfield,
                                tileSize=self.tileSize, 
                                tilesX=self.tilesX,
                                tilesZ=self.tilesZ,
                                scale=self.scale, 
                                offset=Vector3(0.0,self.oceanDepth,0.0))
                                
        # The caustics engine, uses the water surface to generate a caustic tex                      
        self.caustics = Caustics (  self.camera,
                                    self.surface,
                                    self.oceanDepth,
                                    self.causticTexture,
                                    self.photonScale,
                                    self.photonIntensity,
                                 )
        
        # The sea bed, an undisturbed mesh
        self.ground = Surface( self.groundShader,
                                self.camera,
                                texture=self.oceanFloorTexture,
                                causticTexture=self.causticTexture,
                                heightfield=None,
                                tileSize=1, 
                                tilesX=self.tilesX,
                                tilesZ=self.tilesZ,
                                scale=self.scale * self.tileSize, 
                                offset=Vector3(0.0,0.0,0.0))
                                
    def reloadShaders(self):
        from shader import FragmentShader, ShaderError, ShaderProgram, VertexShader
        
        def read_source(fname):
            f = open(fname)
            try:
                src = f.read()
            finally:
                f.close()
            return src
            
        fsrc = read_source('shaders/ocean.fragment')
        fshader = FragmentShader([fsrc])
        vsrc = read_source('shaders/ocean.vertex')
        vshader = VertexShader([vsrc])

        self.surfaceShader = ShaderProgram(fshader, vshader)
        self.surfaceShader.use()
        
        fsrc = read_source('shaders/oceanfloor.fragment')
        fshader = FragmentShader([fsrc])
        vsrc = read_source('shaders/oceanfloor.vertex')
        vshader = VertexShader([vsrc])

        self.groundShader = ShaderProgram(fshader, vshader)
        self.groundShader.use()

        self.surface.setShader(self.surfaceShader)
        self.ground.setShader(self.groundShader)
        
    def setCausticPhotonIntensity(self, intensity):
        self.photonIntensity = intensity
        self.caustics.photonIntensity = self.photonIntensity
    def setCausticPhotonScale(self, scale):
        self.photonScale = scale
        self.caustics.photonScale = self.photonScale
                                
    def setDepth(self, depth):
        self.oceanDepth = depth
        self.caustics.setDepth(self.oceanDepth)
        self.surface.setDepth(self.oceanDepth)
    
    def resetHeightfield(self):
        '''
        Recreate the heightfield engine with new initial parameters, this is
        required for heightfield engines such as Tessendorf as lookup tables
        are generated upon creation based on input paramters
        '''
        del self.heightfield
        self.heightfield = Tessendorf(  self.tileSize,
                                        self.waveHeight, 
                                        self.wind,
                                        self.length,
                                        self.period)
        self.surface.setHeightfield( self.heightfield)   
        
    def setWind(self, wind):
        self.wind = wind      
        self.resetHeightfield()
    def setWaveHeight(self, waveHeight):
        self.waveHeight = waveHeight                        
        self.resetHeightfield()  

    def draw(self,dt):
        if self.drawSeaSurface:
            self.surface.draw(dt)
        if self.drawSeaFloor:
            if self.enableCaustics:
                self.caustics.update(dt)
            self.ground.draw(dt)
Esempio n. 28
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class EnvironmentRender:
    class VertexAttributes(Enum):
        """ Name of each used vertex attribute"""
        Position = {"name": "in_Position", "location": 0}
        Normal = {"name": "in_Normal", "location": 1}
        TexCoord = {"name": "in_TexCoord", "location": 2}

    def __init__(self):
        self._shader_program = ShaderProgram(self._get_floor_vs_fn(), self._get_floor_fs_fn())
        for _, attrib in EnvironmentRender.VertexAttributes.__members__.items():
            self._shader_program.bind_attribute(attrib.value["location"], attrib.value["name"])
        self._shader_program.compile()

        vertices, normals, texcoords = mesh.create_grid_mesh(1000, 1000, 100)
        self._vertices = np.asarray(vertices, dtype=np.float32)
        self._normals = np.asarray(normals, dtype=np.float32)
        self._texcoords = np.asarray(texcoords, dtype=np.float32)

        print(self._texcoords)

        self._vao = GL.glGenVertexArrays(1)
        GL.glBindVertexArray(self._vao)

        # Generate buffer object for the mesh vertices
        self._vertex_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._vertex_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._vertices.nbytes,
                        self._vertices, GL.GL_STATIC_DRAW)

        # Setup Vertex Attrib Pointer
        pos_attrib_pointer = EnvironmentRender.VertexAttributes.Position.value["location"]
        GL.glEnableVertexAttribArray(pos_attrib_pointer)
        GL.glVertexAttribPointer(pos_attrib_pointer, 3, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        self._normal_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._normal_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._normals.nbytes,
                        self._normals, GL.GL_STATIC_DRAW)

        normal_attrib_pointer = EnvironmentRender.VertexAttributes.Normal.value["location"]
        GL.glEnableVertexAttribArray(normal_attrib_pointer)
        GL.glVertexAttribPointer(normal_attrib_pointer, 3, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        self._texcoord_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._texcoord_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._texcoords.nbytes, self._texcoords, GL.GL_STATIC_DRAW)

        texcoord_attrib_pointer = EnvironmentRender.VertexAttributes.TexCoord.value["location"]
        GL.glEnableVertexAttribArray(texcoord_attrib_pointer)
        GL.glVertexAttribPointer(texcoord_attrib_pointer, 2, GL.GL_FLOAT, False, 0, ctypes.c_void_p(0))

        # Unbind each used GL object
        GL.glBindVertexArray(0)
        GL.glDisableVertexAttribArray(pos_attrib_pointer)
        GL.glDisableVertexAttribArray(normal_attrib_pointer)
        GL.glDisableVertexAttribArray(texcoord_attrib_pointer)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, 0)

        floor_image = PIL.Image.open('textures/floor.png')
        floor_texture_data = np.array(list(floor_image.getdata()), np.uint8)
        self.floor_texture = GL.glGenTextures(1)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.floor_texture)
        GL.glTexParameterf(GL.GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 8.0); 
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, GL.GL_LINEAR)
        GL.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, GL.GL_LINEAR_MIPMAP_LINEAR)
        GL.glTexImage2D(GL.GL_TEXTURE_2D, 0, GL.GL_RGBA, floor_image.size[0], floor_image.size[1], 0, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, floor_texture_data)
        GL.glGenerateMipmap(GL.GL_TEXTURE_2D)

    def set_render_matrices(self, view, projection):
        self._view_matrix = view
        self._proj_matrix = projection

    def draw(self):
        self._shader_program.bind()
        GL.glEnable(GL.GL_DEPTH_TEST)

        model_loc = self._shader_program.uniform_location('modelMatrix')
        view_loc = self._shader_program.uniform_location('viewMatrix')
        proj_loc = self._shader_program.uniform_location('projectionMatrix')
        sampler_loc = self._shader_program.uniform_location('color_map')

        FLOOR_SIZE = 1
        scale = glm.scale(glm.mat4(), glm.vec3(FLOOR_SIZE, 1, FLOOR_SIZE)) * glm.translate(glm.mat4(), glm.vec3(0.0, -20.0, 0.0))

        GL.glUniformMatrix4fv(model_loc, 1, GL.GL_FALSE, np.ascontiguousarray(scale))
        GL.glUniformMatrix4fv(view_loc, 1, GL.GL_FALSE, np.ascontiguousarray(self._view_matrix))
        GL.glUniformMatrix4fv(proj_loc, 1, GL.GL_FALSE, np.ascontiguousarray(self._proj_matrix))

        GL.glActiveTexture(GL.GL_TEXTURE0)
        GL.glBindTexture(GL.GL_TEXTURE_2D, self.floor_texture)
        GL.glUniform1i(sampler_loc, 0)

        GL.glBindVertexArray(self._vao)
        GL.glDrawArrays(GL.GL_TRIANGLES, 0, int(self._vertices.size / 3))

    def _get_floor_vs_fn(self):
        return './shaders/floor.vs'

    def _get_floor_fs_fn(self):
        return './shaders/floor.fs'
Esempio n. 29
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class MotionRender:
    class VertexAttributes(Enum):
        """ Name of each used vertex attribute"""
        Position = {"name": "in_Position", "location": 0}
        Normal = {"name": "in_Normal", "location": 1}

    def __init__(self, skeleton=None):
        self._cylinder_mem_info = None
        self._sphere_mem_info = None
        self._skeleton = None
        self._skeleton_trans = None
        self._motion_cache = {}
        self._character_color = glm.vec4(124.0 / 255.0, 174.0 / 255.0,
                                         255.0 / 255.0, 1.0)
        self._joints_color = glm.vec4(200.0 / 255.0, 200.0 / 255.0,
                                      200.0 / 255.0, 1.0)
        self._uniforms = {}

        self._setup_render_matrices()
        self._setup_ligthing()
        self._create_shaders()
        self._create_mesh_data()
        self._create_gl_objects()

        self.add_motion(skeleton)

    def set_render_matrices(self, view, project):
        self._view_matrix = view
        self._proj_matrix = project

    def _on_draw_part(self, ntype, name, transform, length, rest_rot):
        render_data = RENDER_DATA.get(ntype)
        if render_data is None or not render_data.enabled:
            return

        GL.glBindVertexArray(self._vao)

        # Draw body Parts
        scale = glm.scale(glm.mat4(), glm.vec3(0.5, max(length, 0.5), 0.5))
        model = transform * rest_rot * scale

        GL.glUniformMatrix4fv(self._uniforms['model_mat_loc'], 1, GL.GL_FALSE,
                              np.ascontiguousarray(model))
        GL.glUniform4fv(self._uniforms['character_color_loc'], 1,
                        np.ascontiguousarray(self._character_color))

        GL.glDrawArrays(GL.GL_TRIANGLES, self._cylinder_mem_info[0],
                        self._cylinder_mem_info[1])

        # Draw joints
        # Ignoring the following parts

        # NodeType.UPPER_ARM: RightShoulder
        # NodeType.UPPER_ARM: LeftShoulder
        # NodeType.TORSO    : RHipJoint
        # NodeType.TORSO    : LHipJoint
        # NodeType.FINGER   : LThumb
        # NodeType.FINGER   : LeftFingerBase
        # NodeType.FINGER   : LeftHandIndex1
        IGNORED_PARTS = [NT.TORSO, NT.UPPER_ARM, NT.FINGER]
        if ntype not in IGNORED_PARTS:
            scale = glm.scale(glm.mat4(), glm.vec3(0.55, 0.55, 0.55))
            model = transform * rest_rot * scale

            GL.glUniformMatrix4fv(self._uniforms['model_mat_loc'], 1,
                                  GL.GL_FALSE, np.ascontiguousarray(model))
            GL.glUniform4fv(self._uniforms['character_color_loc'], 1,
                            np.ascontiguousarray(self._joints_color))

            GL.glDrawArrays(GL.GL_TRIANGLES, self._sphere_mem_info[0],
                            self._sphere_mem_info[1])

    def set_color(self, color):
        self._character_color = color

    def draw(self, frame):
        if self._skeleton is None:
            return

        frame = frame % self._skeleton.frame_count

        # TODO: remove these strings
        self._uniforms = {
            'model_mat_loc':
            self._shader_program.uniform_location("modelMatrix"),
            'view_mat_loc':
            self._shader_program.uniform_location("viewMatrix"),
            'proj_mat_loc':
            self._shader_program.uniform_location("projectionMatrix"),
            'normal_mat_loc':
            self._shader_program.uniform_location("normalMatrix"),
            'character_color_loc':
            self._shader_program.uniform_location("characterColor"),
            #'ambient_color_loc': self._shader_program.uniform_location("ambientColor"),
            #'specular_color_loc': self._shader_program.uniform_location("specularColor"),
            #'shininess_loc': self._shader_program.uniform_location("shininess")
        }

        # Setting all shared data
        self._shader_program.bind()

        GL.glUniformMatrix4fv(self._uniforms['view_mat_loc'], 1, GL.GL_FALSE,
                              np.ascontiguousarray(self._view_matrix))
        GL.glUniformMatrix4fv(self._uniforms['proj_mat_loc'], 1, GL.GL_FALSE,
                              np.ascontiguousarray(self._proj_matrix))

        self._skeleton.traverse(frame, self._on_draw_part,
                                self._skeleton_trans)

    def clean_up(self):
        """This function frees all used resources. It includes all VBO's, VAO's, and so on.
        It must be explicitly called since there is no guarantee that there will be a a  OpenGL
        context when this object is garbage collected.
        """

        GL.glDeleteVertexArrays(1, self._vao)
        GL.glDeleteBuffers(1, self._vertex_bo)
        GL.glDeleteBuffers(1, self._normal_bo)

    def add_motion(self, motion, trans=glm.mat4()):
        self._skeleton = motion
        self._skeleton_trans = trans

    def _setup_render_matrices(self):
        """It simply initializes model, view, and projection matrices"""

        self._view_matrix = glm.mat4()
        self._proj_matrix = glm.mat4()

    def _setup_ligthing(self):
        """Setup shading colors"""

        self._diffuse_color = glm.vec4(0.26, 0.80, 0.26, 1.0)
        self._ambient_color = self._diffuse_color * 0.3
        self._specular_color = glm.vec4(0.84, 0.30, 0.74, 1.0)
        self._shininess = 64

    def _create_shaders(self):
        """Creates the shader program"""

        self._shader_program = ShaderProgram(self._get_vertex_shader_fn(),
                                             self._get_fragent_shader_fn())

        # Setup Vertex Attributes
        for _, attrib in MotionRender.VertexAttributes.__members__.items():
            self._shader_program.bind_attribute(attrib.value["location"],
                                                attrib.value["name"])

        self._shader_program.compile()

    def _create_mesh_data(self):
        """All mesh data is created by this function. So far, it basically creates one
        cube that will be used to draw the squared characters. Each character's body part
        is drawn as cube.

        TODO: It should be generalized to support multiple rendering styles.
        """
        #vertices, normals = mesh.create_cube_mesh()
        cylinder_mesh = mesh.create_cylinder_mesh(15)
        sphere_mesh = mesh.create_sphere_mesh(30)

        self._vertices = np.concatenate(
            (cylinder_mesh.vertices, sphere_mesh.vertices))
        self._normals = np.concatenate(
            (cylinder_mesh.normals, sphere_mesh.normals))

        self._cylinder_mem_info = (0, len(cylinder_mesh.vertices) // 3)
        self._sphere_mem_info = (len(cylinder_mesh.vertices) // 3,
                                 len(sphere_mesh.vertices) // 3)

    def _create_gl_objects(self):
        """This function creates and initiliazes all opengl objects needed to render the character."""

        self._vao = GL.glGenVertexArrays(1)
        GL.glBindVertexArray(self._vao)

        # Generate buffer object for the mesh vertices
        self._vertex_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._vertex_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._vertices.nbytes,
                        self._vertices, GL.GL_STATIC_DRAW)

        # Setup Vertex Attrib Pointer
        pos_attrib_pointer = MotionRender.VertexAttributes.Position.value[
            "location"]
        GL.glEnableVertexAttribArray(pos_attrib_pointer)
        GL.glVertexAttribPointer(pos_attrib_pointer, 3, GL.GL_FLOAT, False, 0,
                                 ctypes.c_void_p(0))

        self._normal_bo = GL.glGenBuffers(1)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, self._normal_bo)
        GL.glBufferData(GL.GL_ARRAY_BUFFER, self._normals.nbytes,
                        self._normals, GL.GL_STATIC_DRAW)

        normal_attrib_pointer = MotionRender.VertexAttributes.Normal.value[
            "location"]
        GL.glEnableVertexAttribArray(normal_attrib_pointer)
        GL.glVertexAttribPointer(normal_attrib_pointer, 3, GL.GL_FLOAT, False,
                                 0, ctypes.c_void_p(0))

        # Unbind each used GL object
        GL.glBindVertexArray(0)
        GL.glDisableVertexAttribArray(pos_attrib_pointer)
        GL.glDisableVertexAttribArray(normal_attrib_pointer)
        GL.glBindBuffer(GL.GL_ARRAY_BUFFER, 0)

    def _get_vertex_shader_fn(self):
        return "./shaders/squared_character.vs"

    def _get_fragent_shader_fn(self):
        return "./shaders/squared_character.fs"
def main():
    setupWindow()

    mesh = Mesh(vertices, indices)

    camera = Camera2D(DIMENSIONS[0], DIMENSIONS[1])

    # Create the shader program and configure its uniforms.
    shaderprogram = ShaderProgram("shaders/vertex.shader",
                                  "shaders/fragment.shader")
    shaderprogram.setUniform2f("resolution", DIMENSIONS[0], DIMENSIONS[1])
    shaderprogram.setUniform2f("scale", camera.scaleVector[0],
                               camera.scaleVector[1])
    shaderprogram.setUniform1i("iterations", DEFAULT_ITERATIONS)

    while True:
        handleEvents()

        pan, zoom = camera.move()

        if pan:
            shaderprogram.setUniform2f("cameraPos", camera.position[0],
                                       camera.position[1])

        if zoom:
            shaderprogram.setUniform2f("scale", camera.scaleVector[0],
                                       camera.scaleVector[1])

            if AUTO_UPDATE_ITERATIONS:
                iterations = getIterationCount(camera.scale)
                shaderprogram.setUniform1i("iterations", iterations)

        renderer.clearScreen()

        # Render the quads.
        renderer.render2D(mesh, shaderprogram.shader)

        # Swap buffers.
        pygame.display.flip()
Esempio n. 31
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class Canvas(QGLWidget):
    def __init__(self, imgPath=None):
        QGLWidget.__init__(self)

        self.layers = []
        self.canvasWidth = 640 # size of image, not entire widget
        self.canvasHeight = 480

        if imgPath is None:
            self.imgPath = None
            self.setWindowTitle('untitled*')
        else:
            if not os.path.exists(imgPath):
                raise IOError

            self.imgPath = imgPath
            self.startImg = QImage()
            self.startImg.load(self.imgPath)
            self.canvasWidth = self.startImg.width()
            self.canvasHeight = self.startImg.height()
            
            self.setWindowTitle(imgPath)

    def mousePressEvent(self, event):
        #print('press')
        self.paintGL()

    def mouseReleaseEvent(self, event):
        print('release')

    def mouseMoveEvent(self, event):
        #print('move')
        self.paintGL()

    def paintGL(self):
        glClear(GL_COLOR_BUFFER_BIT)

        # draw FBO layers from the bottom up
        for layer in reversed(self.layers):
            self.drawTexture(QPointF(0,0), layer.texture(), GL_TEXTURE_RECTANGLE_ARB)

        # if stroke, draw to the stroke layer, draw stroke layer
        self.program.bind()
        glBegin(GL_LINE_STRIP)
        g=gluNewNurbsRenderer()
        x1 = y1 = 25
        x2 = y2 = 450
        scale = abs(x2-x1)/3.0
        midx, midy = (abs(x2+x1)/2.0), abs(y2+y1)/2.0   
        degree = 3

            
        ctrlpoints=[[x1, y1, 0],
            [x1+scale, y1, 0],
            [midx, midy, 0],
            [x2-scale, y2, 0],
            [x2, y2, 0]]   
        
        glu.gluBeginCurve(g)
        glu.gluNurbsCurve(g,
                          [[10,10,0],[50,30,0],[100,100,0],[110,220,0],[400,280,0]],
                          [[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],[0,0,0.1,0.1],],
                          GL_MAP1_VERTEX_3)
        glu.gluEndCurve(g)
        
        glVertex2f(10,10)
        glVertex2f(20,10)
        glVertex2f(10,200)
        glVertex2f(100,200)
        
        glEnd()
        self.program.release()
        

    def resizeGL(self, w, h):
        glViewport(0,0,w,h)

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

    def initializeGL(self):
        glClearColor(0.4, 0.4, 0.4, 1.0)

        # if a starting image, load it
#        if self.startImg is not None:
#            print(self.img.width())

        self.layers = [ Layer(self.canvasWidth,self.canvasHeight) ]
        self.strokeLayer = Layer(self.canvasWidth,self.canvasHeight)

        # if there's a starting image, draw it into the starting layer
        if self.imgPath is not None:
            bottomLayer = self.layers[-1]
            bottomLayer.bind()

            # setup the orthographic projection and viewport
            glMatrixMode(GL_PROJECTION)
            glPushMatrix()
            glLoadIdentity()
            glOrtho(0, self.canvasWidth, 0, self.canvasHeight, -1, 1)
            glViewport(0, 0, self.canvasWidth, self.canvasHeight)
            

            imgTextureId = self.bindTexture(self.startImg, GL_TEXTURE_RECTANGLE_ARB)
            self.drawTexture(QPointF(0,0), imgTextureId, GL_TEXTURE_RECTANGLE_ARB)

            self.deleteTexture(imgTextureId)

            # restore the previous projection matrix and viewport
            glMatrixMode(GL_PROJECTION)
            glPopMatrix()
            glViewport(0, 0, self.width(), self.height()) # should be saved off?

            bottomLayer.release()

            self.startImg = None

        # setup the necessary shaders
        self.program = ShaderProgram()
        self.program.attachShader(ShaderCode(GL_VERTEX_SHADER,'./shaders/basic.vert'))
        self.program.attachShader(ShaderCode(GL_FRAGMENT_SHADER,'./shaders/basic.frag'))
Esempio n. 32
0
    class CustomHandler(BaseHTTPRequestHandler, object):
        def __init__(self, *args, **kwargs):
            self.boundary = '--boundarydonotcross'
            self.html = open('index.html', 'r').read()
            
            # Handle Arguments
            self.input_path      = _args.i[0]
            self.rotation        = _args.r[0]
            self.output_width    = int(_args.c[0].split('x')[0])
            self.output_height   = int(_args.c[0].split('x')[1])
            self.frame_rate      = _args.f[0]
            self.frame_skip_rate = _args.k[0]
            self.recognize_scale = 0.2
            self.predictor = dlib.shape_predictor('../shapes/shape_predictor_68_face_landmarks.dat')
            self.face_cascade = toolbox.loadCascade('haarcascade_frontalface_default.xml')

            # Define skipping vars
            self.skip_frames    = None
            self.skip_frame_x   = None
            self.skip_frame_y   = None
            self.skip_rect      = None
            self.skip_points    = None

            # OpenGL
            self.quad = Quad()
            self.quad_program = ShaderProgram(fragment=self.quad.fragment, vertex=self.quad.vertex)
            self.quad.loadVBOs(self.quad_program)
            self.quad.loadElements()

            super(CustomHandler, self).__init__(*args, **kwargs)

        def do_GET(self):
            self.send_response(200)

            if self.path.endswith('.mjpg'):
                # Response headers (multipart)
                self.send_header('Cache-Control', 'no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0')
                self.send_header('Connection', 'close')
                self.send_header('Content-Type', 'multipart/x-mixed-replace; boundary=%s' % self.boundary)
                self.send_header('Expires', 'Mon, 3 Jan 2000 12:34:56 GMT')
                self.send_header('Pragma', 'no-cache')

                stream = self.init_connection(self.input_path)

                stream_bytes = b''
                for line in stream.iter_content(chunk_size=2048, decode_unicode=False):
                    stream_bytes += line
                    a = stream_bytes.find(b'\xff\xd8') # Start of a frame
                    b = stream_bytes.find(b'\xff\xd9') # End of a frame
                    if a != -1 and b != -1:
                        frame_bytes = stream_bytes[a:b+2]
                        stream_bytes = stream_bytes[b+2:]

                        frame = cv2.imdecode(np.fromstring(frame_bytes, dtype=np.uint8), cv2.IMREAD_COLOR)
                        
                        frame, points = self.processFrame(frame, self.rotation, self.frame_skip_rate, self.face_cascade, self.predictor, self.recognize_scale, self.output_width, self.output_height)
                        if frame is not None:
                            # if points is not None:
                                # frame = self.getGLFrame(frame, points, self.output_width, self.output_height)

                            jpg = cv2.imencode('.jpg', frame)[1]

                            # Part boundary string
                            self.end_headers()
                            self.wfile.write(bytes(self.boundary.encode('utf-8')))
                            self.end_headers()

                            # Part headers
                            self.send_header('X-Timestamp', time.time())
                            self.send_header('Content-length', str(len(jpg)))
                            self.send_header('Content-type', 'image/jpeg')
                            self.end_headers()

                            # Write Binary
                            self.wfile.write(bytes(jpg))
            else:
                self.send_header('Content-type', 'text/html')
                self.end_headers()
                self.wfile.write(bytes(self.html.encode('utf-8')))

        def init_connection(self, url):
            session = requests.Session()
            request = requests.Request("GET", url).prepare()
            response_stream = session.send(request, stream=True)
            return response_stream

        def log_message(self, format, *args):
            return

        def rotateFrame(self, image, angle, crop=True):
            if (angle < 0):
                angle = 360 + angle

            if (angle == 0):
                return image

            if (angle != 90 and angle != 180 and angle != 270):
                raise NameError('You can only rotate the image in steps of 90 / -90 degree')
                return image

            if (angle == 180):
                (h, w) = image.shape[:2]
                center = (w / 2, h / 2)
                matrix = cv2.getRotationMatrix2D(center, -angle, 1.0)
                result = cv2.warpAffine(frame, matrix, (w, h))
                return result

            (h, w) = image.shape[:2]

            size = max(w, h)
            canvas = np.zeros((size, size, 3), np.uint8)

            x = int((size - w) / 2)
            y = int((size - h) / 2)

            canvas[y:y+h, x:x+w] = image

            center = (size / 2, size / 2)
            matrix = cv2.getRotationMatrix2D(center, -angle, 1.0)
            canvas = cv2.warpAffine(canvas, matrix, (size, size))

            if (crop):
                canvas = canvas[x:x+w, y:y+h]

            return canvas

        def cropFrame(self, frame, x, y, w, h):
            rows, cols = frame.shape[:2]
            if (cols > w and rows > h):
                return frame[y:y+h, x:x+w]
            else:
                return frame

        def getGLFrame(self, frame, points, output_width, output_height):
            p1, p2, p3 = points[39], points[42], points[33]
            w, h = output_width, output_height

            p1 = [(p1[1] / w) * 2 - 1, -((p1[0] / h) * 2 - 1)]
            p2 = [(p2[1] / w) * 2 - 1, -((p2[0] / h) * 2 - 1)]
            p3 = [(p3[1] / w) * 2 - 1, -((p3[0] / h) * 2 - 1)]

            triangle = Triangle(p1, p2, p3)
            tri_program = ShaderProgram(fragment=triangle.fragment, vertex=triangle.vertex)
            triangle.loadVBOs(tri_program)
            triangle.loadElements()


            glClear(GL_COLOR_BUFFER_BIT)
            glClearColor (0.0, 0.0, 0.0, 1.0)

            #-----------------------------------#

            self.quad_program.start()
            toolbox.bind(self.quad)

            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_BGR, GL_UNSIGNED_BYTE, frame)

            glDrawElements(GL_TRIANGLES, len(self.quad.elements) * 3, GL_UNSIGNED_INT, None)

            toolbox.unbind()
            self.quad_program.stop()

            #-----------------------------------#

            tri_program.start()
            toolbox.bind(triangle)

            glDrawElements(GL_TRIANGLES, len(triangle.elements) * 3, GL_UNSIGNED_INT, None)

            toolbox.unbind()
            tri_program.stop()

            #-----------------------------------#

            glFinish()

            glPixelStorei(GL_PACK_ALIGNMENT, 1)
            buffer = glReadPixels(0, 0, output_width, output_height, GL_BGR, GL_UNSIGNED_BYTE)

            image = Image.frombytes('RGB', (output_width, output_height), buffer)     
            image = image.transpose(Image.FLIP_TOP_BOTTOM)

            frame = np.asarray(image, dtype=np.uint8)

            glutSwapBuffers()

            return frame

        def processFrame(self, frame, rotation, frame_skip_rate, face_cascade, predictor, recognize_scale, output_width, output_height):
            points = None

            # Roate the frame
            # frame = self.rotateFrame(frame, rotation)

            return (frame, points)

            scale = (1 / recognize_scale)

            # Check how many frames have been skipped
            if self.skip_frames is not None and self.skip_frames > 0:
                self.skip_frames -= 1

                if self.skip_frame_x is not None and self.skip_frame_y is not None:
                    frame = self.cropFrame(frame, self.skip_frame_x, self.skip_frame_y, output_width, output_height)

                points = self.skip_points
            else:
                self.skip_frames = frame_skip_rate

                # Get current frame width and height for later usage
                (frame_height, frame_width) = frame.shape[:2]

                # Create a low resolution version of the rotated frame
                small = cv2.resize(frame, (0,0), fx=recognize_scale, fy=recognize_scale)
                gray = cv2.cvtColor(small, cv2.COLOR_BGR2GRAY)

                # Recognize a face on the low reslution frame
                faces = face_cascade.detectMultiScale(gray, 1.1, 5)
                for (x, y, w, h) in faces:
                    # Scale up coordinates
                    x, y, w, h = int(x * scale), int(y * scale), int(w * scale), int(h * scale)

                    # Crop the frame
                    frame_x = int((frame_width - output_width) / 2)
                    frame_y = y - int((output_height - h) / 2)
                    frame = self.cropFrame(frame, frame_x, frame_y, output_width, output_height)

                    # Normalize coordinates to the cropped frame
                    x = x - frame_x
                    y = y - frame_y

                    # Create a low resolution version of the cropped frame
                    small = cv2.resize(frame, (0,0), fx=recognize_scale, fy=recognize_scale)

                    # Find all the landmarks on the face
                    rs = recognize_scale
                    low_rect = (x * rs, y * rs, w * rs, h * rs)
                    shape = predictor(small, toolbox.rect2rectangle(low_rect))
                    points = np.array([[p.y * scale, p.x * scale] for p in shape.parts()])

                    toolbox.drawTriangles(frame, points)

                    # Save values to use while skipping frames
                    self.skip_frame_x   = frame_x
                    self.skip_frame_y   = frame_y
                    self.skip_rect      = (x, y, w, h)
                    self.skip_points    = points

            return (frame, points)
Esempio n. 33
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 def add_program(self, name, shaders):
     shaders = [self.shaders[i] for i in shaders]
     sp = ShaderProgram(shaders)
     self.programs[name] = sp
Esempio n. 34
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class Canvas:
    image: Image.Image
    draw: ImageDraw.ImageDraw

    vao: int
    program: ShaderProgram

    texture: int

    width: int
    height: int

    font: ImageFont.ImageFont

    def __init__(self, width, height):
        self._createGlSurface()

        self.texture = 0

        self.resize(width, height)

        self._createGlTexture()

        self.width = width
        self.height = height

        self.program = ShaderProgram('shaders/guiShader.vert',
                                     'shaders/guiShader.frag')

        self.font = ImageFont.truetype('assets/minecraft_font.ttf', 16)

    def resize(self, width, height):
        self.width = width
        self.height = height

        self.image = Image.new("RGB", (width, height), color=ALPHA_COLOR)
        self.draw = typing.cast(ImageDraw.ImageDraw,
                                ImageDraw.Draw(self.image, "RGBA"))

        if self.texture == 0:
            self._createGlTexture()

    def create_oval(self, x0, y0, x1, y1, **kwargs):
        if 'fill' in kwargs:
            assert (kwargs['fill'] not in ['#000', '#000000', 'black'])

        fill = kwargs.pop('fill', '#0000')
        outline = kwargs.pop('outline', '#111F')
        width = kwargs.pop('width', 1)
        assert (len(kwargs) == 0)
        self.draw.ellipse([x0, y0, x1, y1],
                          fill=fill,
                          outline=outline,
                          width=width)

    def create_rectangle(self, x0, y0, x1, y1, **kwargs):
        if 'fill' in kwargs:
            assert (kwargs['fill'] not in ['#000', '#000000', 'black'])

        fill = kwargs.pop('fill', '#0000')
        outline = kwargs.pop('outline', '#111F')
        width = kwargs.pop('width', 1)

        assert (len(kwargs) == 0)

        self.draw.rectangle([x0, y0, x1, y1],
                            fill=fill,
                            outline=outline,
                            width=width)

    def create_text(self, x, y, **kwargs):
        text = kwargs.pop('text')
        fill = kwargs.pop('fill', '#FFF')
        anchor = convertAnchor(kwargs.pop('anchor', 'center'))
        font = kwargs.pop('font', ())

        if len(kwargs) != 0:
            print(kwargs)
            assert (False)

        self.draw.text((int(x), int(y)),
                       text=text,
                       fill=fill,
                       font=self.font,
                       anchor=anchor)

    def create_image(self, x, y, **kwargs):
        image = kwargs.pop('image')
        anchor = kwargs.pop('anchor', 'center')

        if len(kwargs) != 0:
            print(kwargs)
            assert (False)

        if anchor == 'center':
            x -= image.width // 2
            y -= image.height // 2
        else:
            print(anchor)
            assert (False)

        mask = getCachedMask(image)

        self.image.paste(image, box=(int(x), int(y)), mask=mask)

    def _createGlSurface(self):
        vertices = numpy.array(
            [
                1.0,
                1.0,
                1.0,
                0.0,  # top right
                1.0,
                -1.0,
                1.0,
                1.0,  # bottom right
                -1.0,
                -1.0,
                0.0,
                1.0,  # bottom left
                -1.0,
                1.0,
                0.0,
                0.0,  # top left 
            ],
            dtype='float32')

        indices = numpy.array([
            0,
            1,
            3,
            1,
            2,
            3,
        ], dtype='uint32')

        vao: int = glGenVertexArrays(1)  #type:ignore
        vbo: int = glGenBuffers(1)  #type:ignore
        ebo: int = glGenBuffers(1)  #type:ignore

        glBindVertexArray(vao)

        glBindBuffer(GL_ARRAY_BUFFER, vbo)
        glBufferData(GL_ARRAY_BUFFER, vertices.nbytes, vertices,
                     GL_STATIC_DRAW)

        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ebo)
        glBufferData(GL_ELEMENT_ARRAY_BUFFER, indices.nbytes, indices,
                     GL_STATIC_DRAW)

        glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * 4,
                              ctypes.c_void_p(0))
        glEnableVertexAttribArray(0)

        glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * 4,
                              ctypes.c_void_p(2 * 4))
        glEnableVertexAttribArray(1)

        glBindBuffer(GL_ARRAY_BUFFER, 0)

        glBindVertexArray(0)

        self.vao = vao

    def _createGlTexture(self):
        self.texture = glGenTextures(1)  #type:ignore
        glBindTexture(GL_TEXTURE_2D, self.texture)

        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST)
        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST)

        glBindTexture(GL_TEXTURE_2D, 0)

    def redraw(self):
        arr = numpy.asarray(self.image.convert('RGBA'), dtype=numpy.uint8)

        glActiveTexture(GL_TEXTURE0)
        glBindTexture(GL_TEXTURE_2D, self.texture)
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, self.image.width,
                     self.image.height, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                     arr)  #type:ignore

        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)

        self.program.useProgram()
        glUniform3f(self.program.getUniformLocation("alphaColor"),
                    ALPHA_COLOR[0] / 255.0, ALPHA_COLOR[1] / 255.0,
                    ALPHA_COLOR[2] / 255.0)

        glBindVertexArray(self.vao)
        glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT,
                       ctypes.c_void_p(0))  #type:ignore

        #glBlendFunc(GL_SRC_ALPHA, GL_ZERO)

        self.image = Image.new("RGB", (self.width, self.height),
                               color=ALPHA_COLOR)
        self.draw = typing.cast(ImageDraw.ImageDraw,
                                ImageDraw.Draw(self.image, "RGBA"))