(-400, -200, 100),
(-250, -350, 100),
(0, -300, 100),
(250, -350, 100),
(400, -200, 100),
]
circles_ubo = GL.NewUniformBuffer(struct.pack('i4x', len(circles)) + b''.join(struct.pack('2f1f4x', *c) for c in circles))
GL.UseUniformBuffer(circles_ubo, circles_prog['Circles'])
particles_prog = GL.NewProgram([particles_vert, particles_frag])
GL.SetUniform(particles_prog['scale'], 0.002 * height / width, 0.002)
particle_vbo = GL.NewVertexBuffer(b''.join(struct.pack('2f', cos(i * 2 * pi / 16), sin(i * 2 * pi / 16)) for i in range(16)))
particle_vao = GL.NewVertexArray(particles_prog, particle_vbo, '2f', ['vert'])
sbo = GL.NewStorageBuffer(b''.join(struct.pack('ffffff', -10000, 0, -10000, 0, 0, 0) for i in range(10240)))
GL.UseUniformBuffer(circles_ubo, circles_prog['Circles'])
GL.UseStorageBuffer(sbo)
k = 0
while WND.Update():
k = (k + 32) % 10240
GL.UpdateStorageBuffer(sbo, k * 24, b''.join(struct.pack('ffffff', -400, 200, -400 + uniform(3, 5), 200 + uniform(2, 5), 0, -0.1) for i in range(32)))
GL.Clear(240, 240, 240)
GL.RunComputeShader(physics, 40)
GL.RenderTriangleFan(circle_vao, 128, instances = len(circles))
GL.RenderTriangleFan(particle_vao, 16, instances = 10240)
B[gl_GlobalInvocationID.x][gl_GlobalInvocationID.y][gl_GlobalInvocationID.z] = A[gl_GlobalInvocationID.x][gl_GlobalInvocationID.y][gl_GlobalInvocationID.z];
}
''')
A = GL.NewStorageBuffer(struct.pack('64i', *[1 + i for i in range(64)]))
B = GL.NewStorageBuffer(b'\x00' * 256)
C = GL.NewStorageBuffer(b'\x00' * 256)
BX = GL.NewStorageBuffer(b'\x00' * 256)
BY = GL.NewStorageBuffer(b'\x00' * 256)
BZ = GL.NewStorageBuffer(b'\x00' * 256)
GL.UseStorageBuffer(A)
GL.UseStorageBuffer(B, 1)
GL.RunComputeShader(cs)
GL.UseStorageBuffer(BX, 1)
GL.RunComputeShader(cs, x = 2)
GL.UseStorageBuffer(BY, 1)
GL.RunComputeShader(cs, y = 2)
GL.UseStorageBuffer(BZ, 1)
GL.RunComputeShader(cs, z = 2)
GL.UpdateStorageBuffer(C, 0, struct.pack('64i', *[4 for i in range(64)]))
GL.UpdateStorageBuffer(C, 64, struct.pack('32i', *[9 for i in range(32)]))
print(struct.unpack('64i', GL.ReadStorageBuffer(B)))
print(struct.unpack('64i', GL.ReadStorageBuffer(BX)))
print(struct.unpack('64i', GL.ReadStorageBuffer(BY)))
print(struct.unpack('64i', GL.ReadStorageBuffer(BZ)))
