vao = GL.NewVertexArray(grass_prog, vbo, '3f3f3f1f1f',
['vert', 'direction', 'color', 'thickness', 'power'],
ibo)
ssao_vbo = GL.NewVertexBuffer(
struct.pack('8f', 0.0, 0.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0))
ssao_vao = GL.NewVertexArray(ssao_prog, ssao_vbo, '2f', ['vert'])
ubo = GL.NewUniformBuffer(b''.join(struct.pack('2f', x, y) for x, y in kernel))
fbo, color, depth = GL.NewFramebuffer()
GL.SetUniform(grass_prog['mat'], struct.pack('16f', *camera))
GL.SetUniform(ssao_prog['texture'], 0)
GL.SetUniform(ssao_prog['depth'], 1)
GL.UseUniformBuffer(ubo, ssao_prog['Kernel'])
while WND.Update():
GL.UseFramebuffer(fbo)
GL.EnableDepthTest()
GL.Clear(0, 0, 0)
GL.RenderTriangleStrip(vao, 1000 * 8)
GL.UseFramebuffer(GL.SCREEN)
GL.DisableDepthTest()
GL.UseTexture(color, 0)
GL.UseTexture(depth, 1)
GL.RenderTriangleStrip(ssao_vao, 4)
GL.SetUniform(circles_prog['scale'], 0.002 * height / width, 0.002)
circle_vbo = GL.NewVertexBuffer(b''.join(struct.pack('2f', cos(i * 2 * pi / 128), sin(i * 2 * pi / 128)) for i in range(128)))
circle_vao = GL.NewVertexArray(circles_prog, circle_vbo, '2f', ['vert'])
circles = [
(-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.RenderLineStrip() GL.RenderLines() GL.RenderPoints() GL.RenderTriangleFan() GL.RenderTriangleStrip() GL.RenderTriangles() GL.RenderLinesAdjacency() GL.RenderLineStripAdjacency() GL.RenderTrianglesAdjacency() GL.RenderTriangleStripAdjacency() GL.SetTextureFiltered() GL.SetTextureMipmapped() GL.SetTexturePixelated() GL.SetUniform() GL.SetUniformMatrix() # GL.UpdateIndexBuffer() # GL.UpdateTexture() # GL.UpdateUniformBuffer() # GL.UpdateVertexBuffer() GL.UseDefaultFramebuffer() GL.UseFramebuffer() GL.UseTexture() GL.UseTextureAsImage() GL.UseUniformBuffer() GL.Viewport()
