def on_draw(dt):
window.clear()
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glEnable(gl.GL_PROGRAM_POINT_SIZE)
gl.glLineWidth(30.0)
pc_program.draw(mode=gl.GL_POINTS)
line_program.draw(mode=gl.GL_LINES)
def on_draw(_):
window.clear()
gl.glLineWidth(2)
gl.glPolygonMode(gl.GL_FRONT_AND_BACK, gl.GL_LINE)
gl.glEnable(gl.GL_LINE_SMOOTH)
program.draw(gl.GL_TRIANGLES,
indices.reshape(-1).astype(np.uint32).view(gloo.IndexBuffer))
def on_draw(dt):
global phi, theta
# Phi and Theta are the cube rotation paramters
window.clear()
lock.acquire()
try:
# Disable depth of OpenGL to update background tecture
gl.glDisable(gl.GL_DEPTH_TEST)
quad.draw(gl.GL_TRIANGLE_STRIP)
# R-enable depth
gl.glEnable(gl.GL_DEPTH_TEST)
# Color of path
path["u_color"] = 0, 1, 1
# Filled path
path.draw(gl.GL_TRIANGLE_STRIP)
# Mask depth
gl.glDepthMask(gl.GL_FALSE)
# Color of edge lines of path
path["u_color"] = 0, 0, 0
# Width of edge lines
gl.glLineWidth(10.0)
# Draw edge lines with index buffer bline_I
path.draw(gl.GL_LINES, bline_I)
# Reset line width
gl.glLineWidth(1.0)
gl.glDepthMask(gl.GL_TRUE)
# Define the model matrix with updated rotation
model = np.eye(4, dtype=np.float32)
glm.rotate(model, theta, 0, 0, 1)
glm.rotate(model, phi, 0, 1, 0)
for obj in bag.values():
obj["u_color"] = 1, 0, 0
# Filled cube
obj.draw(gl.GL_TRIANGLES, I)
# Another method to disable depth, instead of disabling it, mask it
gl.glDepthMask(gl.GL_FALSE)
# Black color for edge lines of cube
obj["u_color"] = 0, 0, 0
# Draw the edge lines with the given index buffer
obj.draw(gl.GL_LINES, O)
# Unmask OpenGL depth aparamter
gl.glDepthMask(gl.GL_TRUE)
# Model matrix is used to define orientation ,in this case, used to rotate cube
obj["model"] = model
# Update cube rotations
theta += 2.0 # degrees
phi += 2.0 # degrees
finally:
lock.release()
def on_draw(dt):
global phi, theta
window.clear()
lock.acquire()
try:
gl.glDisable(gl.GL_DEPTH_TEST)
# try:
# quad['texture'] = cam_img_texture
# except:
# quad['texture'] = cv.imread("/home/rahul/Pictures/GitKraken_001.png")[..., ::-1]
quad.draw(gl.GL_TRIANGLE_STRIP)
gl.glEnable(gl.GL_DEPTH_TEST)
# Filled cube
path["u_color"] = 0, 1, 1
path.draw(gl.GL_TRIANGLE_STRIP)
gl.glDepthMask(gl.GL_FALSE)
path["u_color"] = 0, 0, 0
gl.glLineWidth(7.5)
path.draw(gl.GL_LINES, bline_I)
gl.glLineWidth(1.0)
gl.glDepthMask(gl.GL_TRUE)
model = np.eye(4, dtype=np.float32)
glm.rotate(model, theta, 0, 0, 1)
glm.rotate(model, phi, 0, 1, 0)
for obj in bag.values():
obj["u_color"] = 1, 0, 0
obj.draw(gl.GL_TRIANGLES, I)
gl.glDepthMask(gl.GL_FALSE)
obj["u_color"] = 0, 0, 0
obj.draw(gl.GL_LINES, O)
gl.glDepthMask(gl.GL_TRUE)
obj["model"] = model
# cube.draw(gl.GL_TRIANGLES, I)
# Make cube rotate
theta += 2.0 # degrees
phi += 2.0 # degrees
finally:
lock.release()
def on_draw(dt):
window.clear()
polygon["color"] = 0.95, 0.95, 0.95, 1.00
gl.glPolygonMode(gl.GL_FRONT_AND_BACK, gl.GL_FILL)
polygon.draw(gl.GL_TRIANGLES, I)
gl.glLineWidth(1.0)
polygon["color"] = 0.50, 0.50, 0.50, 1.00
gl.glPolygonMode(gl.GL_FRONT_AND_BACK, gl.GL_LINE)
polygon.draw(gl.GL_TRIANGLES, I)
gl.glLineWidth(3.0)
polygon["color"] = 0.00, 0.00, 0.00, 1.00
polygon.draw(gl.GL_LINE_LOOP, O)
def on_draw(dt):
global lines
gl.glLineWidth(10)
window.clear()
for program in programs:
program['theta'] = theta
program['scale'] = scale
program['dx'] = dx
program['dy'] = dy
#program.draw(gl.LINE_STRIP)
#circle3.draw(gl.GL_TRIANGLE_STRIP)
circle1.draw(gl.GL_TRIANGLE_STRIP)
star.draw(gl.GL_TRIANGLE_STRIP)
triangles.draw(gl.GL_TRIANGLE_STRIP)
circle2.draw(gl.GL_TRIANGLE_STRIP)
things.draw(gl.GL_TRIANGLE_STRIP)
for line in lines:
line.draw(gl.GL_LINE_STRIP)
def on_draw(dt):
global phi, theta, time
window.clear()
time += dt
# fill cube
gl.glLineWidth(2)
cube['u_color'] = 1, 1, 1, 1
cube.draw(gl.GL_TRIANGLES, indices)
cube['u_color'] = 0, 0, 0, 1
cube.draw(gl.GL_LINES, outlines)
# rotation animation
theta += 0.25 # deg
phi += 0.25 # deg
model = np.eye(4, dtype=np.float32)
glm.rotate(model, theta, 0, 0, 1)
glm.rotate(model, phi, 0, 1, 0)
cube["u_model"] = model
def _draw_circles(self, centers):
gl.glEnable(gl.GL_BLEND)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glDisable(gl.GL_DEPTH_TEST)
gl.glLineWidth(3)
for i in range(len(centers)):
center = centers[i]
radius = self.__harmonics[i].radius
model = np.eye(4, dtype=np.float32)
glm.scale(model, radius / 2, radius / 2, 1)
glm.translate(model, center[0] / 2, center[1] / 2, 0)
self.__circles_program[self.u_model] = model
self.__circles_program[self.u_color] = self.__circle_color
self.__circles_program.draw(gl.GL_TRIANGLE_FAN, self.__circle_i)
self.__circles_program[self.u_color] = self.__ocircle_color
self.__circles_program.draw(gl.GL_LINE_LOOP, self.__ocircle_i)
phi += 0.5 # degrees
model = np.eye(4, dtype=np.float32)
glm.rotate(model, theta, 0, 0, 1)
glm.rotate(model, phi, 0, 1, 0)
cube['model'] = model
# Build cube data
V, I, O = colorcube()
vertices = V.view(gloo.VertexBuffer)
faces = I.view(gloo.IndexBuffer)
outline = O.view(gloo.IndexBuffer)
cube = gloo.Program(vertex, fragment)
cube.bind(vertices)
transform = PVMProjection(Position3D("position"))
cube['transform'] = transform
window.attach(transform)
phi, theta = 0, 0
# OpenGL initalization
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glLineWidth(0.75)
# Run
app.run()
phi += 0.5 # degrees
model = np.eye(4, dtype=np.float32)
glm.rotate(model, theta, 0, 0, 1)
glm.rotate(model, phi, 0, 1, 0)
transform['model'] = model
# Build cube data
V, I, O = colorcube()
vertices = V.view(gloo.VertexBuffer)
faces = I.view(gloo.IndexBuffer)
outline = O.view(gloo.IndexBuffer)
cube = gloo.Program(vertex, fragment)
cube.bind(vertices)
transform = PVMProjection(Position("position"))
cube['transform'] = transform
window.attach(transform)
phi, theta = 0, 0
# OpenGL initalization
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glLineWidth(0.75)
# Run
app.run()
def on_init():
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glLineWidth(0.75)
def _draw_radiuses(self, radiuses):
gl.glLineWidth(3)
self.__radiuses_program[self.a_pos] = radiuses
self.__radiuses_program.draw(gl.GL_LINE_STRIP)
def on_init():
gl.glLineWidth(2.0)
def on_draw(_):
window.clear()
gl.glLineWidth(2)
gl.glPolygonMode(gl.GL_FRONT_AND_BACK, gl.GL_LINE)
gl.glEnable(gl.GL_LINE_SMOOTH)
program.draw(gl.GL_TRIANGLES, indices.reshape(-1).astype(np.uint32).view(gloo.IndexBuffer))
def on_init():
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glLineWidth(2.5)
def on_init():
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glLineWidth(4.0)
gl.glDisable(gl.GL_CULL_FACE)
def on_init():
gl.glBlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glLineWidth(2.5)
def on_init():
gl.glEnable(gl.GL_DEPTH_TEST)
gl.glPolygonOffset(1, 1)
gl.glEnable(gl.GL_LINE_SMOOTH)
gl.glLineWidth(0.75)
