0.0,
1.0,
0.0,
0.5,
-0.5,
-0.86,
0.0,
0.0,
1.0,
0.5,
]
vbo = GL.NewVertexBuffer(struct.pack('18f', *verts))
vao = GL.NewVertexArray(prog, vbo, '2f4f', ['vert', 'vert_color'])
GL.SetUniform(prog['scale'], height / width * 0.75, 0.75)
running = True
while running:
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
GL.Clear(240, 240, 240)
GL.EnableOnly(GL.ENABLE_BLEND + GL.ENABLE_MULTISAMPLE)
GL.SetUniform(prog['rotation'], time.time() - start)
GL.RenderTriangles(vao, 3, instances=10)
pygame.display.flip()
pygame.time.wait(10)
def paintGL(self):
GL.Clear(240, 240, 240)
GL.EnableOnly(GL.ENABLE_BLEND + GL.ENABLE_MULTISAMPLE)
GL.SetUniform(context['rotation'], time.time() - context['start'])
GL.RenderTriangles(context['vao'], 3, instances=10)
self.update()
def display():
GL.Clear(240, 240, 240)
GL.EnableOnly(GL.ENABLE_BLEND + GL.ENABLE_MULTISAMPLE)
GL.SetUniform(prog['rotation'], time.time() - start)
GL.RenderTriangles(vao, 3, instances=10)
glutSwapBuffers()
nodes = [GL.NewFramebuffer(256, 256) for i in range(6)]
enables = [
GL.ENABLE_BLEND,
GL.ENABLE_CULL_FACE,
GL.ENABLE_DEPTH_TEST,
GL.ENABLE_BLEND + GL.ENABLE_DEPTH_TEST,
GL.ENABLE_CULL_FACE + GL.ENABLE_BLEND,
GL.ENABLE_BLEND + GL.ENABLE_DEPTH_TEST + GL.ENABLE_CULL_FACE,
]
GL.Viewport(0, 0, 256, 256)
for i, (fbo, color, depth) in enumerate(nodes):
GL.UseFramebuffer(fbo)
GL.Clear(*bg[i])
GL.EnableOnly(enables[i])
GL.RenderTriangles(vao, 18)
for i, (fbo, color, depth) in enumerate(nodes):
GL.UpdateTexture(color, i * 8 + 8, 8, 8, 8, b'\x00' * 256)
GL.UpdateTexture(color, i * 8 + 8, 24, 8, 8, b'\xff' * 256)
for i, (fbo, color, depth) in enumerate(nodes):
GL.UseFramebuffer(fbo)
Image.frombytes('RGB', (256, 256), GL.ReadPixels(0, 0, 256, 256, 3)).save('TestResults/c_%d.png' % i)
pixels = b''.join(struct.pack('B', int(c * 255)) for c in struct.unpack('65536f', GL.ReadDepthPixels(0, 0, 256, 256)))
Image.frombytes('L', (256, 256), pixels).save('TestResults/d_%d.png' % i)
exit()
GL.DisableBlend()
def on_draw():
GL.Clear(240, 240, 240)
GL.EnableOnly(GL.ENABLE_BLEND + GL.ENABLE_MULTISAMPLE)
GL.SetUniform(prog['rotation'], elapsed)
GL.RenderTriangles(vao, 3, instances=10)
