def on_draw():
# clears the background with the background color
gl.glClearColor(*background)
gl.glClear(gl.GL_COLOR_BUFFER_BIT)
# draw in a loop
boundary = winsize - 100
gap = (winsize - boundary) / 2
i_width = boundary / len(rgb1)
i_height = boundary / 2
# the first line
for idx, rgb in enumerate(rgb1):
gl.glColor3f(*rgb)
gl.glBegin(
gl.GL_QUADS
) # start drawing a rectangle in counter-clockwise (CCW) order
gl.glVertex2f(gap + idx * i_width,
gap + i_height) # bottom left point
gl.glVertex2f(gap + (idx + 1) * i_width,
gap + i_height) # bottom right point
gl.glVertex2f(gap + (idx + 1) * i_width,
gap + boundary) # top right point
gl.glVertex2f(gap + idx * i_width,
gap + boundary) # top left point
gl.glEnd()
label = pyglet.text.Label(str(color1[idx]),
font_size=7,
x=gap + idx * i_width,
y=gap + boundary + 20)
label.draw()
# # # the second line
for idx, rgb in enumerate(rgb2):
gl.glColor3f(*rgb)
gl.glBegin(
gl.GL_QUADS
) # start drawing a rectangle in counter-clockwise (CCW) order
gl.glVertex2f(gap + idx * i_width, gap) # bottom left point
gl.glVertex2f(gap + (idx + 1) * i_width,
gap) # bottom right point
gl.glVertex2f(gap + (idx + 1) * i_width,
gap + i_height) # top right point
gl.glVertex2f(gap + idx * i_width,
gap + i_height) # top left point
gl.glEnd()
label = pyglet.text.Label(str(color2[idx]),
font_size=7,
x=gap + idx * i_width,
y=gap - 20)
label.draw()
def draw_ground_plane(self):
size = 100
gl.glPushMatrix()
gl.glColor3f(1, 1, 1) # no textures drawn without this for some reason
gl.glEnable(gl.GL_TEXTURE_2D)
gl.glBindTexture(gl.GL_TEXTURE_2D, self.tex.id)
gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER,
gl.GL_NEAREST) # you need two
gl.glTexParameterf(gl.GL_TEXTURE_2D, gl.GL_TEXTURE_MAG_FILTER,
gl.GL_NEAREST) # I don't know why!
pos = ('v3f', (-size, -self.cy, -size, size, -self.cy, -size, size,
-self.cy, size, -size, -self.cy, size))
tex_coords = ('t2f', (0, 0, 1, 0, 1, 1, 0, 1))
vlist = pyglet.graphics.vertex_list(4, pos, tex_coords)
vlist.draw(gl.GL_QUADS)
gl.glDisable(gl.GL_TEXTURE_2D)
gl.glPopMatrix()
def drawChessBoardGl(self):
self.setupGl()
# clears the background with the background color
gl.glClear(gl.GL_COLOR_BUFFER_BIT)
# square color
gl.glColor3f(*self.greenF3)
squareWidth = 0.4
minF = -1.6
maxF = 1.6
for h in np.arange(0.0, 2 * maxF, 2 * squareWidth):
#Draws the chess board 2 lines by 2 lines
for i in np.arange(minF, maxF, 2 * squareWidth):
# draws a square
gl.glBegin(gl.GL_QUADS)
gl.glVertex3f(i + squareWidth, minF + squareWidth + h, 0)
gl.glVertex3f(i, minF + squareWidth + h, 0)
gl.glVertex3f(i, minF + h, 0)
gl.glVertex3f(i + squareWidth, minF + h, 0)
gl.glEnd()
gl.glBegin(gl.GL_QUADS)
gl.glVertex3f(i + 2 * squareWidth, minF + 2 * squareWidth + h,
0)
gl.glVertex3f(i + squareWidth, minF + 2 * squareWidth + h, 0)
gl.glVertex3f(i + squareWidth, minF + squareWidth + h, 0)
gl.glVertex3f(i + 2 * squareWidth, minF + squareWidth + h, 0)
gl.glEnd()
pyglet.graphics.draw(
8, pyglet.gl.GL_LINES,
("v2f", (minF, minF, minF, maxF, maxF, minF, maxF, maxF, minF,
minF, maxF, minF, minF, maxF, maxF, maxF)),
('c3B', (0, 255, 0, 0, 255, 0, 0, 255, 0, 0, 255, 0, 0, 255, 0, 0,
255, 0, 0, 255, 0, 0, 255, 0)))
def line(x1, y1, x2, y2, color):
glColor3f(*color)
pyglet.graphics.draw(2, pyglet.gl.GL_LINES, ('v2f', (x1, y1, x2, y2)))
def draw(self): if self.charged: gl.glColor3f(1, 0, 0) draw_rect(self.x, self.y, self.width, self.height) gl.glColor3f(1, 1, 1) self.draw_label()
def draw_quad(self, vs):
"""Draw a quad defined by vs"""
gl.glColor3f(*self.colour)
pyglet.graphics.draw(4, gl.GL_QUADS,
('v3f', list(walk((v.x, v.y, 0.5) for v in vs))),
)
def draw_quad(self, vs):
"""Draw a quad defined by vs"""
gl.glColor3f(*self.colour)
pyglet.graphics.draw(4, gl.GL_QUADS,
('v2f', list(walk(vs))),
)