def on_initialize(self, event):
gl.glClearColor(0,0,0,1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc (gl.GL_SRC_ALPHA, gl.GL_ONE) #_MINUS_SRC_ALPHA)
# Start the timer upon initialization.
self.timer.start()
def draw_points(self):
gl.glDisable(gl.GL_BLEND)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glDepthMask(gl.GL_TRUE)
self.program_points.draw('points')
def __init__(self):
app.Canvas.__init__(self,
size=(1024, 1024),
title='Skybox example',
keys='interactive')
self.cubeSize = 10
self.pressed = False
self.azimuth = pi / 2.0
self.elevation = pi / 2.0
self.distanceMin = 1
self.distanceMax = 50
self.distance = 30
self.sensitivity = 5.0
self.view = getView(self.azimuth, self.elevation, self.distance)
self.model = np.eye(4, dtype=np.float32)
self.projection = np.eye(4, dtype=np.float32)
self.program = gloo.Program(vertex_shader, fragment_shader, count=24)
self.program['a_position'] = faces * self.cubeSize
self.program['a_texcoord'] = faces
self.program['a_texture'] = gloo.TextureCube(texture,
interpolation='linear')
self.program['u_model'] = self.model
self.program['u_view'] = self.view
gloo.set_viewport(0, 0, *self.physical_size)
self.projection = perspective(60.0, self.size[0] / float(self.size[1]),
1.0, 100.0)
self.program['u_projection'] = self.projection
gl.glEnable(gl.GL_DEPTH_TEST)
gloo.set_clear_color('black')
self.show()
def __init__(self):
app.Canvas.__init__(self, size=(1024, 1024), title='Skybox example',
keys='interactive')
self.cubeSize = 10
self.pressed = False
self.azimuth = pi / 2.0
self.elevation = pi / 2.0
self.distanceMin = 1
self.distanceMax = 50
self.distance = 30
self.sensitivity = 5.0
self.view = getView(self.azimuth, self.elevation, self.distance)
self.model = np.eye(4, dtype=np.float32)
self.projection = np.eye(4, dtype=np.float32)
self.program = gloo.Program(vertex_shader, fragment_shader, count=24)
self.program['a_position'] = faces*self.cubeSize
self.program['a_texcoord'] = faces
self.program['a_texture'] = gloo.TextureCube(texture, interpolation='linear')
self.program['u_model'] = self.model
self.program['u_view'] = self.view
gloo.set_viewport(0, 0, *self.physical_size)
self.projection = perspective(60.0, self.size[0] /
float(self.size[1]), 1.0, 100.0)
self.program['u_projection'] = self.projection
gl.glEnable(gl.GL_DEPTH_TEST)
gloo.set_clear_color('black')
self.show()
def on_initialize(self, event):
gl.glClearColor(1,1,1,1)
gl.glEnable(gl.GL_DEPTH_TEST)
# Create shader program
self._prog_handle = gl.glCreateProgram()
# Create vertex shader
shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource(shader, VERT_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Vertex shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Create fragment shader
shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(shader, FRAG_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Fragment shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Link
gl.glLinkProgram(self._prog_handle)
status = gl.glGetProgramiv(self._prog_handle, gl.GL_LINK_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Program did not link.')
# Create texture
im = dataio.crate()
self._tex_handle = gl.glGenTextures(1)
gl.glPixelStorei(gl.GL_UNPACK_ALIGNMENT, 1)
gl.glBindTexture(gl.GL_TEXTURE_2D, self._tex_handle)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB,
im.shape[1], im.shape[0], 0, gl.GL_RGB, gl.GL_UNSIGNED_BYTE, im)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
if use_buffers:
# Create vertex buffer
self._positions_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._positions_handle)
gl.glBufferData(gl.GL_ARRAY_BUFFER, positions.nbytes, positions, gl.GL_DYNAMIC_DRAW)
#
self._texcoords_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._texcoords_handle)
gl.glBufferData(gl.GL_ARRAY_BUFFER, texcoords.nbytes, texcoords, gl.GL_DYNAMIC_DRAW)
# Create buffer for faces
self._faces_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, self._faces_handle)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, faces.nbytes, faces, gl.GL_DYNAMIC_DRAW)
def on_initialize(self, event):
self.program = gl.glCreateProgram()
vertex = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex, vertex_code)
gl.glShaderSource(fragment, fragment_code)
gl.glCompileShader(vertex)
gl.glCompileShader(fragment)
gl.glAttachShader(self.program, vertex)
gl.glAttachShader(self.program, fragment)
gl.glLinkProgram(self.program)
gl.glDetachShader(self.program, vertex)
gl.glDetachShader(self.program, fragment)
gl.glUseProgram(self.program)
n = 10000000
self.data = np.zeros((n, 4), dtype=np.float32)
self.data[:, :2] = .15 * prng.randn(n, 2)
self.data[:, 3] = 1.
vbuffer = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vbuffer)
gl.glBufferData(gl.GL_ARRAY_BUFFER, self.data, gl.GL_DYNAMIC_DRAW)
stride = self.data.strides[0]
offset = 0
loc = gl.glGetAttribLocation(self.program, "a_position")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 4, gl.GL_FLOAT, False, stride, offset)
gl.glClearColor(0, 0, 0, 1)
gl.glEnable(34370)
gl.glEnable(34913)
# Auto-close after 10 seconds
self.timer = app.Timer(10, self.on_timer, start=True)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE) # _MINUS_SRC_ALPHA)
# Start the timer upon initialization.
self.timer.start()
def _draw_context(self):
if self._rect_clip is None:
yield
else:
gl.glEnable(gl.GL_SCISSOR_TEST);
gloo.set_scissor(*self._rect_clip)
yield
gl.glDisable(gl.GL_SCISSOR_TEST);
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
# Enable blending
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
# Create shader program
self._prog_handle = gl.glCreateProgram()
# Create vertex shader
shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource_compat(shader, VERT_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Vertex shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Create fragment shader
shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
need_enabled = gl.glShaderSource_compat(shader, FRAG_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Fragment shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Enable point sprites
for enum in need_enabled:
gl.glEnable(enum)
# Link
gl.glLinkProgram(self._prog_handle)
status = gl.glGetProgramiv(self._prog_handle, gl.GL_LINK_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Program did not link.')
# Create texture
self._tex_handle = gl.glGenTextures(1)
gl.glPixelStorei(gl.GL_UNPACK_ALIGNMENT, 1)
gl.glBindTexture(gl.GL_TEXTURE_2D, self._tex_handle)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_LUMINANCE, im1.shape[1],
im1.shape[0], 0, gl.GL_LUMINANCE, gl.GL_FLOAT,
im1.astype(np.float32))
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER,
gl.GL_LINEAR)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER,
gl.GL_LINEAR)
# Create vertex buffer
self._vbo_handle = gl.glGenBuffers(1)
def on_initialize(self, event):
gl.glClearColor(0,0,0,1);
# Enable blending
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
# Create shader program
self._prog_handle = gl.glCreateProgram()
# Create vertex shader
shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource_compat(shader, VERT_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Vertex shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Create fragment shader
shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
need_enabled = gl.glShaderSource_compat(shader, FRAG_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Fragment shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Enable point sprites
for enum in need_enabled:
gl.glEnable(enum)
# Link
gl.glLinkProgram(self._prog_handle)
status = gl.glGetProgramiv(self._prog_handle, gl.GL_LINK_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Program did not link.')
# Create texture
self._tex_handle = gl.glGenTextures(1)
gl.glPixelStorei(gl.GL_UNPACK_ALIGNMENT, 1)
gl.glBindTexture(gl.GL_TEXTURE_2D, self._tex_handle)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_LUMINANCE,
im1.shape[1], im1.shape[0], 0, gl.GL_LUMINANCE, gl.GL_FLOAT,
im1.astype(np.float32))
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER, gl.GL_LINEAR)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER, gl.GL_LINEAR)
# Create vertex buffer
self._vbo_handle = gl.glGenBuffers(1)
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
n = 10000
self.discs = DiscCollection()
self.discs.line_width = 2.
self.discs.position = 0.25 * np.random.randn(n, 2).astype(np.float32)
self.discs.color = np.random.uniform(0, 1, (n, 3)).astype(np.float32)
self.discs.size = np.random.uniform(2, 12, (n, 1)).astype(np.float32)
def on_initialize(self, event):
gl.glClearColor(1,1,1,1)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc (gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
n = 10000
self.discs = DiscCollection()
self.discs.line_width = 2.
self.discs.position = 0.25 * np.random.randn(n, 2).astype(np.float32)
self.discs.color = np.random.uniform(0,1,(n,3)).astype(np.float32)
self.discs.size = np.random.uniform(2,12,(n,1)).astype(np.float32)
def on_draw(self, event):
# Render in the FBO.
with self._fbo:
gl.glEnable(gl.GL_DEPTH_TEST)
gloo.clear('black')
gloo.set_viewport(0, 0, *self.size)
self.program.draw(gl.GL_POINTS)
# Retrieve the contents of the FBO texture.
self.im = _screenshot((0, 0, self.size[0], self.size[1]))
self._time = time() - self._t0
# Immediately exit the application.
app.quit()
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glEnable(GL_VERTEX_PROGRAM_POINT_SIZE)
gl.glEnable(GL_POINT_SPRITE)
def draw_model(self):
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glDepthMask(gl.GL_TRUE)
gl.glFrontFace(gl.GL_CCW)
gl.glDisable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_ZERO, gl.GL_ZERO)
if self.render_params['transparent']:
gl.glEnable(gl.GL_BLEND)
gl.glDepthMask(gl.GL_FALSE)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
self.program_solids.draw('triangles')
def _test_enabling_disabling():
# Enabling/disabling
gl.glEnable(gl.GL_DEPTH_TEST)
assert_equal(gl.glIsEnabled(gl.GL_DEPTH_TEST), True)
assert_equal(gl.glGetParameter(gl.GL_DEPTH_TEST), 1)
gl.glDisable(gl.GL_DEPTH_TEST)
assert_equal(gl.glIsEnabled(gl.GL_DEPTH_TEST), False)
assert_equal(gl.glGetParameter(gl.GL_DEPTH_TEST), 0)
#
gl.glEnable(gl.GL_BLEND)
assert_equal(gl.glIsEnabled(gl.GL_BLEND), True)
assert_equal(gl.glGetParameter(gl.GL_BLEND), 1)
gl.glDisable(gl.GL_BLEND)
assert_equal(gl.glIsEnabled(gl.GL_BLEND), False)
assert_equal(gl.glGetParameter(gl.GL_BLEND), 0)
gl.check_error()
def _test_enabling_disabling():
# Enabling/disabling
gl.glEnable(gl.GL_DEPTH_TEST)
assert_equal(gl.glIsEnabled(gl.GL_DEPTH_TEST), True)
assert_equal(gl.glGetParameter(gl.GL_DEPTH_TEST), 1)
gl.glDisable(gl.GL_DEPTH_TEST)
assert_equal(gl.glIsEnabled(gl.GL_DEPTH_TEST), False)
assert_equal(gl.glGetParameter(gl.GL_DEPTH_TEST), 0)
#
gl.glEnable(gl.GL_BLEND)
assert_equal(gl.glIsEnabled(gl.GL_BLEND), True)
assert_equal(gl.glGetParameter(gl.GL_BLEND), 1)
gl.glDisable(gl.GL_BLEND)
assert_equal(gl.glIsEnabled(gl.GL_BLEND), False)
assert_equal(gl.glGetParameter(gl.GL_BLEND), 0)
gl.check_error()
def draw_depth(camera, renderables, rend_target):
rendfb, rendtex, _ = rend_target
material = DepthMaterial()
program = DepthMaterial().compile()
with rendfb:
gloo.clear(color=camera.clear_color)
gloo.set_state(depth_test=True)
gl.glEnable(gl.GL_CULL_FACE)
gl.glCullFace(gl.GL_FRONT)
for renderable in renderables:
material.upload_camera(program, camera)
material.upload_attributes(program, renderable._attributes)
program['u_model'] = renderable.model_mat.T
program.draw(gl.GL_TRIANGLES)
gl.glCullFace(gl.GL_BACK)
gl.glDisable(gl.GL_CULL_FACE)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
# Enable blending
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
gl.glEnable(GL_VERTEX_PROGRAM_POINT_SIZE)
gl.glEnable(GL_POINT_SPRITE)
def on_initialize(self, event):
# Build & activate program
self.program = gl.glCreateProgram()
vertex = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex, vertex_code)
gl.glShaderSource(fragment, fragment_code)
gl.glCompileShader(vertex)
gl.glCompileShader(fragment)
gl.glAttachShader(self.program, vertex)
gl.glAttachShader(self.program, fragment)
gl.glLinkProgram(self.program)
gl.glDetachShader(self.program, vertex)
gl.glDetachShader(self.program, fragment)
gl.glUseProgram(self.program)
# Build vertex buffer
n = 10000
self.data = np.zeros(n,
dtype=[('lifetime', np.float32),
('start', np.float32, 3),
('end', np.float32, 3)])
vbuffer = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vbuffer)
gl.glBufferData(gl.GL_ARRAY_BUFFER, self.data, gl.GL_DYNAMIC_DRAW)
# Bind buffer attributes
stride = self.data.strides[0]
offset = 0
loc = gl.glGetAttribLocation(self.program, "lifetime")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 1, gl.GL_FLOAT, False, stride, offset)
offset = self.data.dtype["lifetime"].itemsize
loc = gl.glGetAttribLocation(self.program, "start")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
offset = self.data.dtype["start"].itemsize
loc = gl.glGetAttribLocation(self.program, "end")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
# OpenGL initalization
self.elapsed_time = 0
gl.glClearColor(0, 0, 0, 1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
gl.glEnable(34370) # gl.GL_VERTEX_PROGRAM_POINT_SIZE
gl.glEnable(34913) # gl.GL_POINT_SPRITE
gl.glViewport(0, 0, *self.physical_size)
self.new_explosion()
self.timer = app.Timer('auto', self.on_timer, start=True)
def on_initialize(self, event):
# Build & activate program
self.program = gl.glCreateProgram()
vertex = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex, vertex_code)
gl.glShaderSource(fragment, fragment_code)
gl.glCompileShader(vertex)
gl.glCompileShader(fragment)
gl.glAttachShader(self.program, vertex)
gl.glAttachShader(self.program, fragment)
gl.glLinkProgram(self.program)
gl.glDetachShader(self.program, vertex)
gl.glDetachShader(self.program, fragment)
gl.glUseProgram(self.program)
# Build vertex buffer
n = 10000
self.data = np.zeros(n, dtype=[('lifetime', np.float32, 1),
('start', np.float32, 3),
('end', np.float32, 3)])
vbuffer = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vbuffer)
gl.glBufferData(gl.GL_ARRAY_BUFFER, self.data, gl.GL_DYNAMIC_DRAW)
# Bind buffer attributes
stride = self.data.strides[0]
offset = 0
loc = gl.glGetAttribLocation(self.program, "lifetime")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 1, gl.GL_FLOAT, False, stride, offset)
offset = self.data.dtype["lifetime"].itemsize
loc = gl.glGetAttribLocation(self.program, "start")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
offset = self.data.dtype["start"].itemsize
loc = gl.glGetAttribLocation(self.program, "end")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
# OpenGL initalization
self.elapsed_time = 0
gl.glClearColor(0, 0, 0, 1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
gl.glEnable(34370) # gl.GL_VERTEX_PROGRAM_POINT_SIZE
gl.glEnable(34913) # gl.GL_POINT_SPRITE
gl.glViewport(0, 0, *self.physical_size)
self.new_explosion()
self.timer = app.Timer('auto', self.on_timer, start=True)
def on_paint(self, event):
gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)
with self.program as prog:
# Filled cube
gl.glDisable(gl.GL_BLEND)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_POLYGON_OFFSET_FILL)
prog['u_color'] = 1, 1, 1, 1
prog.draw(gl.GL_TRIANGLES, self.filled_buf)
# Outline
gl.glDisable(gl.GL_POLYGON_OFFSET_FILL)
gl.glEnable(gl.GL_BLEND)
gl.glDepthMask(gl.GL_FALSE)
prog['u_color'] = 0, 0, 0, 1
prog.draw(gl.GL_LINES, self.outline_buf)
gl.glDepthMask(gl.GL_TRUE)
def on_initialize(self, event):
gl.glClearColor(0,0,0,1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc (gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_DEPTH_TEST)
# Create shader program
self._prog_handle = gl.glCreateProgram()
# Create vertex shader
shader = gl.glCreateShader(gl.GL_VERTEX_SHADER)
gl.glShaderSource(shader, VERT_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Vertex shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Create fragment shader
shader = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(shader, FRAG_CODE)
gl.glCompileShader(shader)
status = gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Fragment shader did not compile.')
else:
gl.glAttachShader(self._prog_handle, shader)
# Link
gl.glLinkProgram(self._prog_handle)
status = gl.glGetProgramiv(self._prog_handle, gl.GL_LINK_STATUS)
if not status:
# We could show more useful info here, but that takes a few lines
raise RuntimeError('Program did not link.')
# Create texture
im = dataio.crate()
self._tex_handle = gl.glGenTextures(1)
gl.glPixelStorei(gl.GL_UNPACK_ALIGNMENT, 1)
gl.glBindTexture(gl.GL_TEXTURE_2D, self._tex_handle)
gl.glTexImage2D(gl.GL_TEXTURE_2D, 0, gl.GL_RGB, im.shape[1],
im.shape[0], 0, gl.GL_RGB, gl.GL_UNSIGNED_BYTE, im)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MIN_FILTER,
gl.GL_LINEAR)
gl.glTexParameter(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER,
gl.GL_LINEAR)
if use_buffers:
# Create vertex buffer
self._positions_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._positions_handle)
gl.glBufferData(gl.GL_ARRAY_BUFFER, positions.nbytes, positions,
gl.GL_DYNAMIC_DRAW)
#
self._texcoords_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, self._texcoords_handle)
gl.glBufferData(gl.GL_ARRAY_BUFFER, texcoords.nbytes, texcoords,
gl.GL_DYNAMIC_DRAW)
# Create buffer for faces
self._faces_handle = gl.glGenBuffers(1)
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, self._faces_handle)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, faces.nbytes, faces,
gl.GL_DYNAMIC_DRAW)
def on_draw(self, event):
# Read about depth testing and changing stated in vispy here http://vispy.org/gloo.html?highlight=set_state
gloo.clear(color=[0, 0, 0, 1.0], depth=True)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glStencilOp(gl.GL_KEEP, gl.GL_KEEP, gl.GL_REPLACE)
gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT
| gl.GL_STENCIL_BUFFER_BIT)
gl.glStencilFunc(gl.GL_ALWAYS, 1, 0xFF)
gl.glStencilMask(0xFF)
# delta_time
self.current_frame = time()
self.delta_time = self.current_frame - self.last_frame
self.last_frame = self.current_frame
if self.camera.bool_a:
self.camera.ProcessKeyboard(Camera_Movement.LEFT, self.delta_time)
if self.camera.bool_w:
self.camera.ProcessKeyboard(Camera_Movement.FORWARD,
self.delta_time)
if self.camera.bool_s:
self.camera.ProcessKeyboard(Camera_Movement.BACKWARD,
self.delta_time)
if self.camera.bool_d:
self.camera.ProcessKeyboard(Camera_Movement.RIGHT, self.delta_time)
self.view = self.camera.GetViewMatrix()
self.projection = glm.perspective(glm.radians(self.camera.Zoom),
builtins.width / builtins.height,
0.1, 100.0)
# vispy takes numpy array in m * n matrix form
self.view = (np.array(self.view.to_list()).astype(np.float32))
self.projection = (np.array(self.projection.to_list()).astype(
np.float32))
# reshaping to (m, n) to (1, m*n) to support data input in vispy
self.view = self.view.reshape(
(1, self.view.shape[0] * self.view.shape[1]))
self.projection = self.projection.reshape(
(1, self.projection.shape[0] * self.projection.shape[1]))
# drawing normal cube
self.program['view'] = self.view
self.program['projection'] = self.projection
self.program['a_position'] = self.vertices
self.program['aNormal'] = self.aNormal
self.program['viewPos'] = self.camera.Position
self.program['texCoords'] = self.texCoord
self.program['l_ambient[0]'] = [0.2, 0.2, 0.2]
self.program['l_diffuse[0]'] = [1, 1, 0.5]
self.program['l_specular[0]'] = [1.0, 1.0, 1.0]
self.program['l_direction[0]'] = [-0.3, -1, -1]
self.program['m_diffuse[0]'] = self.diffuse_map
self.program['m_shininess[0]'] = 32
self.program['m_specular[0]'] = self.specular_map
self.model = glm.mat4(1.0)
# rotate the cube if you want
# self.model = glm.rotate(self.model, glm.radians((time() - self.startTime) * 10), glm.vec3(0,1.5,1))
self.model = glm.translate(self.model, glm.vec3(0, 0.5, 0))
self.model = (np.array(self.model.to_list()).astype(np.float32))
self.model = self.model.reshape(
(1, self.model.shape[0] * self.model.shape[1]))
self.program['model'] = self.model
self.program.draw('triangles')
self.model = glm.mat4(1.0)
self.model = glm.translate(self.model, glm.vec3(0.5, 0.5, 2))
self.model = (np.array(self.model.to_list()).astype(np.float32))
self.model = self.model.reshape(
(1, self.model.shape[0] * self.model.shape[1]))
self.program['model'] = self.model
self.program.draw('triangles')
self.program['a_position'] = self.vertices * 10
self.model = glm.mat4(1.0)
self.model = glm.translate(self.model, glm.vec3(0, -5, 0))
self.model = (np.array(self.model.to_list()).astype(np.float32))
self.model = self.model.reshape(
(1, self.model.shape[0] * self.model.shape[1]))
self.program['model'] = self.model
self.program.draw('triangles')
gl.glStencilFunc(gl.GL_NOTEQUAL, 1, 0xFF)
gl.glStencilMask(0x00)
gl.glDisable(gl.GL_DEPTH_TEST)
self.model = glm.mat4(1.0)
self.model = glm.translate(self.model, [0, 0.5, 0])
self.model = (np.array(self.model.to_list()).astype(np.float32))
self.model = self.model.reshape(
(1, self.model.shape[0] * self.model.shape[1]))
# drawing light source
self.programLightSource['model'] = self.model
self.programLightSource['view'] = self.view
self.programLightSource['projection'] = self.projection
self.programLightSource['a_position'] = self.vertices * 1.2
self.programLightSource.draw('triangles')
gl.glStencilMask(0xFF)
gl.glStencilFunc(gl.GL_ALWAYS, 1, 0xFF)
gl.glEnable(gl.GL_DEPTH_TEST)
self.update()
def on_initialize(self, event):
# Build & activate cube program
self.cube = gl.glCreateProgram()
vertex = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex, cube_vertex)
gl.glShaderSource(fragment, cube_fragment)
gl.glCompileShader(vertex)
gl.glCompileShader(fragment)
gl.glAttachShader(self.cube, vertex)
gl.glAttachShader(self.cube, fragment)
gl.glLinkProgram(self.cube)
gl.glDetachShader(self.cube, vertex)
gl.glDetachShader(self.cube, fragment)
gl.glUseProgram(self.cube)
# Get data & build cube buffers
vcube_data, self.icube_data = makecube()
vcube = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vcube)
gl.glBufferData(gl.GL_ARRAY_BUFFER, vcube_data, gl.GL_STATIC_DRAW)
icube = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, icube)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER, self.icube_data,
gl.GL_STATIC_DRAW)
# Bind cube attributes
stride = vcube_data.strides[0]
offset = 0
loc = gl.glGetAttribLocation(self.cube, "a_position")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
offset = vcube_data.dtype["a_position"].itemsize
loc = gl.glGetAttribLocation(self.cube, "a_texcoord")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 2, gl.GL_FLOAT, False, stride, offset)
# Create & bind cube texture
crate = checkerboard()
texture = gl.glCreateTexture()
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_LUMINANCE, gl.GL_LUMINANCE,
gl.GL_UNSIGNED_BYTE, crate.shape[:2])
gl.glTexSubImage2D(gl.GL_TEXTURE_2D, 0, 0, 0, gl.GL_LUMINANCE,
gl.GL_UNSIGNED_BYTE, crate)
loc = gl.glGetUniformLocation(self.cube, "u_texture")
gl.glUniform1i(loc, texture)
gl.glBindTexture(gl.GL_TEXTURE_2D, 0)
# Create & bind cube matrices
view = np.eye(4, dtype=np.float32)
model = np.eye(4, dtype=np.float32)
projection = np.eye(4, dtype=np.float32)
translate(view, 0, 0, -7)
self.phi, self.theta = 60, 20
rotate(model, self.theta, 0, 0, 1)
rotate(model, self.phi, 0, 1, 0)
loc = gl.glGetUniformLocation(self.cube, "u_model")
gl.glUniformMatrix4fv(loc, 1, False, model)
loc = gl.glGetUniformLocation(self.cube, "u_view")
gl.glUniformMatrix4fv(loc, 1, False, view)
loc = gl.glGetUniformLocation(self.cube, "u_projection")
gl.glUniformMatrix4fv(loc, 1, False, projection)
# OpenGL initalization
gl.glClearColor(0.30, 0.30, 0.35, 1.00)
gl.glEnable(gl.GL_DEPTH_TEST)
self._resize(*(self.size + self.physical_size))
self.timer = app.Timer('auto', self.on_timer, start=True)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
# Enable blending
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
# Enable blending
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE)
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_DEPTH_TEST)
def on_initialize(self, event):
# Build & activate cube program
self.cube = gl.glCreateProgram()
vertex = gl.glCreateShader(gl.GL_VERTEX_SHADER)
fragment = gl.glCreateShader(gl.GL_FRAGMENT_SHADER)
gl.glShaderSource(vertex, cube_vertex)
gl.glShaderSource(fragment, cube_fragment)
gl.glCompileShader(vertex)
gl.glCompileShader(fragment)
gl.glAttachShader(self.cube, vertex)
gl.glAttachShader(self.cube, fragment)
gl.glLinkProgram(self.cube)
gl.glDetachShader(self.cube, vertex)
gl.glDetachShader(self.cube, fragment)
gl.glUseProgram(self.cube)
# Get data & build cube buffers
vcube_data, self.icube_data = makecube()
vcube = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ARRAY_BUFFER, vcube)
gl.glBufferData(gl.GL_ARRAY_BUFFER, vcube_data, gl.GL_STATIC_DRAW)
icube = gl.glCreateBuffer()
gl.glBindBuffer(gl.GL_ELEMENT_ARRAY_BUFFER, icube)
gl.glBufferData(gl.GL_ELEMENT_ARRAY_BUFFER,
self.icube_data, gl.GL_STATIC_DRAW)
# Bind cube attributes
stride = vcube_data.strides[0]
offset = 0
loc = gl.glGetAttribLocation(self.cube, "a_position")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 3, gl.GL_FLOAT, False, stride, offset)
offset = vcube_data.dtype["a_position"].itemsize
loc = gl.glGetAttribLocation(self.cube, "a_texcoord")
gl.glEnableVertexAttribArray(loc)
gl.glVertexAttribPointer(loc, 2, gl.GL_FLOAT, False, stride, offset)
# Create & bind cube texture
crate = checkerboard()
texture = gl.glCreateTexture()
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_LUMINANCE, gl.GL_LUMINANCE,
gl.GL_UNSIGNED_BYTE, crate.shape[:2])
gl.glTexSubImage2D(gl.GL_TEXTURE_2D, 0, 0, 0, gl.GL_LUMINANCE,
gl.GL_UNSIGNED_BYTE, crate)
loc = gl.glGetUniformLocation(self.cube, "u_texture")
gl.glUniform1i(loc, texture)
gl.glBindTexture(gl.GL_TEXTURE_2D, 0)
# Create & bind cube matrices
view = np.eye(4, dtype=np.float32)
model = np.eye(4, dtype=np.float32)
projection = np.eye(4, dtype=np.float32)
translate(view, 0, 0, -7)
self.phi, self.theta = 60, 20
rotate(model, self.theta, 0, 0, 1)
rotate(model, self.phi, 0, 1, 0)
loc = gl.glGetUniformLocation(self.cube, "u_model")
gl.glUniformMatrix4fv(loc, 1, False, model)
loc = gl.glGetUniformLocation(self.cube, "u_view")
gl.glUniformMatrix4fv(loc, 1, False, view)
loc = gl.glGetUniformLocation(self.cube, "u_projection")
gl.glUniformMatrix4fv(loc, 1, False, projection)
# OpenGL initalization
gl.glClearColor(0.30, 0.30, 0.35, 1.00)
gl.glEnable(gl.GL_DEPTH_TEST)
self.timer.start()
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glPolygonOffset(1, 1)
def _draw(self, dt):
self.frame_time = dt
win_width = calib.CALIB_DISP_WIN_SIZE_WIDTH
win_height = calib.CALIB_DISP_WIN_SIZE_HEIGHT
# Set 2D scaling for aspect 1
if win_height > win_width:
u_mapcalib_aspectscale = np.eye(2) * np.array(
[1, win_width / win_height])
else:
u_mapcalib_aspectscale = np.eye(2) * np.array(
[win_height / win_width, 1])
self.transform_uniforms[
'u_mapcalib_aspectscale'] = u_mapcalib_aspectscale
self.transform_uniforms[
'u_mapcalib_lateral_luminance_offset'] = calib.CALIB_DISP_SPH_LAT_LUM_OFFSET
self.transform_uniforms[
'u_mapcalib_lateral_luminance_gradient'] = calib.CALIB_DISP_SPH_LAT_LUM_GRADIENT
# Make sure stencil testing is disabled and depth testing is enabled
#gl.glDisable(gl.GL_STENCIL_TEST)
gl.glEnable(gl.GL_DEPTH_TEST)
# Clear raw stimulus buffer
with self._raw_fb:
gloo.clear()
# Clear mask buffer
with self._mask_fb:
gloo.clear()
with self._out_fb:
gloo.clear()
with self._display_fb:
gloo.clear()
azim_orientation = calib.CALIB_DISP_SPH_VIEW_AZIM_ORIENT
for i in range(4):
# Set 3D transform
distance = calib.CALIB_DISP_SPH_VIEW_DISTANCE[i]
fov = calib.CALIB_DISP_SPH_VIEW_FOV[i]
view_scale = calib.CALIB_DISP_SPH_VIEW_SCALE[i]
azim_angle = calib.CALIB_DISP_SPH_VIEW_AZIM_ANGLE[i]
elev_angle = calib.CALIB_DISP_SPH_VIEW_ELEV_ANGLE[i]
radial_offset_scalar = calib.CALIB_DISP_SPH_POS_RADIAL_OFFSET[i]
lateral_offset_scalar = calib.CALIB_DISP_SPH_POS_LATERAL_OFFSET[i]
# Set angles
self.transform_uniforms[
'u_mapcalib_azimuth_angle'] = azim_angle + 45.
self.transform_uniforms['u_mapcalib_elevation_angle'] = elev_angle
# Set relative size
self.transform_uniforms[
'u_mapcalib_scale'] = view_scale * np.array([1, 1])
# 3D translation
self.transform_uniforms[
'u_mapcalib_translation'] = transforms.translate(
(0, 0, -distance))
# 3D projection
self.transform_uniforms[
'u_mapcalib_projection'] = transforms.perspective(
fov, 1., 0.1, 400.0)
xy_offset = np.array([
calib.CALIB_DISP_GLOB_POS_X * win_width / win_height,
calib.CALIB_DISP_GLOB_POS_Y
])
self.transform_uniforms['u_mapcalib_rotate_x'] = transforms.rotate(
90, (1, 0, 0))
# 3D elevation rotation
self.transform_uniforms[
'u_mapcalib_rotate_elev'] = transforms.rotate(
-elev_angle, (1, 0, 0))
# 2D rotation around center of screen
self.transform_uniforms[
'u_mapcalib_rotate2d'] = geometry.rotation2D(np.pi / 4 -
np.pi / 2 * i)
# 2D translation radially
radial_offset = np.array([
-np.real(1.j**(.5 + i)), -np.imag(1.j**(.5 + i))
]) * radial_offset_scalar
sign = -1 if i % 2 == 0 else +1
lateral_offset = np.array([
sign * np.real(1.j**(.5 + i)),
sign * -1 * np.imag(1.j**(.5 + i))
]) * lateral_offset_scalar
self.transform_uniforms[
'u_mapcalib_translate2d'] = radial_offset + xy_offset + lateral_offset
# Render 90 degree mask to mask buffer
# (BEFORE further 90deg rotation)
self.transform_uniforms['u_mapcalib_rotate_z'] = transforms.rotate(
45 + azim_angle, (0, 0, 1))
self.apply_transform(self._mask_program)
self._mask_program['u_part'] = i
with self._mask_fb:
self._mask_program.draw('triangles', self._mask_index_buffer)
# Apply 90*i degree rotation to actual spherical stimulus
self.transform_uniforms['u_mapcalib_rotate_z'] = transforms.rotate(
azim_orientation + 90 * i + azim_angle, (0, 0, 1))
# And render actual stimulus sphere
with self._raw_fb:
# Important: only provide dt on first iteration.
# Otherwise the final cumulative time is going to be ~4*dt (too high!)
self.render(dt if i == 0 else 0.0)
# Combine mask and raw texture into out_texture
# (To optionally be saved to disk and rendered to screen)
self._out_prog['u_part'] = i
with self._out_fb:
self._out_prog.draw('triangle_strip')
with self._mask_fb:
gloo.clear()
with self._raw_fb:
gloo.clear()
def on_initialize(self, event):
gl.glClearColor(1, 1, 1, 1)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
gl.glEnable(gl.GL_DEPTH_TEST)
def __enter__(self):
if self.enabled:
gl.glEnable(GL_CONSERVATIVE_RASTERIZATION_NV)
def on_initialize(self, event):
gl.glClearColor(1,1,1,1)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc (gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
def on_initialize(self, event):
gl.glClearColor(0, 0, 0, 1)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_BLEND)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
def __init__(self, size):
app.Canvas.__init__(self,
title='Hello OpenGL',
keys='interactive',
size=size)
# vispy wrapper of glfw dont have the wrapper of this function yet, I am opening a PR for this
# by the time we can use this
self._app.native.glfwSetInputMode(
self.native._id, self._app.native.GLFW_CURSOR,
self._app.native.GLFW_CURSOR_DISABLED)
builtins.width, builtins.height = size
# camera instance
self.camera = Camera(position=glm.vec3(0, 0, 3), sensitivity=0.2)
self.startTime = time()
self.first_mouse = True
self.lightPos = [0, 0, 0]
self.lightColor = glm.vec3(1)
self.program = gloo.Program(vertex, fragment)
self.programLightSource = gloo.Program(lightSourceVertex,
lightSourceFragment)
self.vertices = np.array([[-0.5, -0.5, -0.5], [0.5, -0.5, -0.5],
[0.5, 0.5, -0.5], [0.5, 0.5, -0.5],
[-0.5, 0.5, -0.5], [-0.5, -0.5, -0.5],
[-0.5, -0.5, 0.5], [0.5, -0.5, 0.5],
[0.5, 0.5, 0.5], [0.5, 0.5, 0.5],
[-0.5, 0.5, 0.5], [-0.5, -0.5, 0.5],
[-0.5, 0.5, 0.5], [-0.5, 0.5, -0.5],
[-0.5, -0.5, -0.5], [-0.5, -0.5, -0.5],
[-0.5, -0.5, 0.5], [-0.5, 0.5, 0.5],
[0.5, 0.5, 0.5], [0.5, 0.5, -0.5],
[0.5, -0.5, -0.5], [0.5, -0.5, -0.5],
[0.5, -0.5, 0.5], [0.5, 0.5, 0.5],
[-0.5, -0.5, -0.5], [0.5, -0.5, -0.5],
[0.5, -0.5, 0.5], [0.5, -0.5, 0.5],
[-0.5, -0.5, 0.5], [-0.5, -0.5, -0.5],
[-0.5, 0.5, -0.5], [0.5, 0.5, -0.5],
[0.5, 0.5, 0.5], [0.5, 0.5, 0.5],
[-0.5, 0.5, 0.5], [-0.5, 0.5,
-0.5]]).astype(np.float32)
self.aNormal = np.array([
[0, 0, -1],
[0, 0, -1],
[0, 0, -1],
[0, 0, -1],
[0, 0, -1],
[0, 0, -1],
[0, 0, 1],
[0, 0, 1],
[0, 0, 1],
[0, 0, 1],
[0, 0, 1],
[0, 0, 1],
[-1, 0, 0],
[-1, 0, 0],
[-1, 0, 0],
[-1, 0, 0],
[-1, 0, 0],
[-1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[1, 0, 0],
[0, -1, 0],
[0, -1, 0],
[0, -1, 0],
[0, -1, 0],
[0, -1, 0],
[0, -1, 0],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
[0, 1, 0],
]).astype(np.float32)
self.texCoord = np.array(
[[0.0, 0.0], [1.0, 0.0], [1.0, 1.0], [1.0, 1.0], [0.0, 1.0],
[0.0, 0.0], [0.0, 0.0], [1.0, 0.0], [1.0, 1.0], [1.0, 1.0],
[0.0, 1.0], [0.0, 0.0], [1.0, 0.0], [1.0, 1.0], [0.0, 1.0],
[0.0, 1.0], [0.0, 0.0], [1.0, 0.0], [1.0, 0.0], [1.0, 1.0],
[0.0, 1.0], [0.0, 1.0], [0.0, 0.0], [1.0, 0.0], [0.0, 1.0],
[1.0, 1.0], [1.0, 0.0], [1.0, 0.0], [0.0, 0.0], [0.0, 1.0],
[0.0, 1.0], [1.0, 1.0], [1.0, 0.0], [1.0, 0.0], [0.0, 0.0],
[0.0, 1.0]]).astype(np.float32)
self.diffuse_map = gloo.Texture2D(
data=np.flip(io.imread('Assets/container2.png'), 0))
self.specular_map = gloo.Texture2D(
data=np.flip(io.imread('Assets/container2_specular.png'), 0))
self.model = None
self.projection = None
self.view = None
# delta time
self.delta_time = 0
self.last_frame = 0
# mouse variables
self.last_x = None
self.last_y = None
self.timer = app.Timer('auto', self.on_timer, start=True)
gloo.set_state(depth_test=True)
gl.glDepthFunc(gl.GL_LESS)
gl.glEnable(gl.GL_STENCIL_TEST)
self.show()
