for ind in shape.mesh.indices:
lst_vertex_inds += [ind.vertex_index]
lst_normal_inds += [ind.normal_index]
vertex_inds = np.array(lst_vertex_inds, dtype=np.uint32)
normal_inds = np.array(lst_normal_inds, dtype=np.uint32)
VK_FORMAT_R8G8B8A8_SRGB = 43
width = 900
height = 600
scene = fri.Scene()
sky_cube = np.array(Image.open('cubemap.png').convert('RGBA'))
gpu_sky_cube = vki.Cubemap(512, 512, VK_FORMAT_R8G8B8A8_SRGB)
gpu_sky_cube.upload(sky_cube)
'''
sky = fri.TexturedSky(scene.add_cubemap(gpu_sky_cube))
scene.set_sky(sky)
'''
sky = fri.GradientSky((0.0, 0.0, 0.0), (0.0, 0.0, 0.0))
scene.set_sky(sky)
'''
point_light0 = fri.PointLight((-5.0, 20.0, -5.0), (0.5, 1.0, 0.5), 1000.0)
scene.add_object(point_light0)
point_light1 = fri.PointLight((5.0, 20.0, 5.0), (1.0, 0.5, 0.5), 1000.0)
scene.add_object(point_light1)
'''
def __init__(self, fn_skin = "skin_default.png", backface = False):
self.width = 640
self.height = 480
proj_mat = glm.perspective(glm.radians(45.0), self.width/self.height, 0.1, 1000.0)
view_mat = glm.lookAt(glm.vec3(10.0,10.0,10.0), glm.vec3(0.0,0.0,0.0), glm.vec3(0.0, 1.0, 0.0))
self.matrix = proj_mat*view_mat
self.bg_color = [1.0, 1.0, 1.0, 1.0]
self.bg_depth = 1.0
options = {}
if backface:
self.bg_depth = 0.0
options['depth_compare_op'] = VK_COMPARE_OP_GREATER
skin_in = np.array(Image.open(fn_skin).convert('RGBA'))
self.skin = vki.Cubemap(skin_in.shape[1], skin_in.shape[0]//6, VK_FORMAT_R8G8B8A8_SRGB)
self.skin.upload(skin_in)
self.rp = vki.Rasterizer(["matrix", "map", "dirs"], type_locked=True)
self.rp.add_draw_call(vki.DrawCall(
'''
const vec3 positions[18] = {
vec3(3.0, 3.0, 3.0), vec3(3.0, 3.0, -3.0), vec3(3.0, -3.0, 3.0),
vec3(-3.0, 3.0, -3.0), vec3(-3.0, 3.0, 3.0), vec3(-3.0, -3.0, -3.0),
vec3(-3.0, 3.0, -3.0), vec3(3.0, 3.0, -3.0), vec3(-3.0, 3.0, 3.0),
vec3(-3.0, -3.0, 3.0), vec3(3.0, -3.0, 3.0), vec3(-3.0, -3.0, -3.0),
vec3(-3.0, 3.0, 3.0), vec3(3.0, 3.0, 3.0), vec3(-3.0, -3.0, 3.0),
vec3(3.0, 3.0, -3.0), vec3(-3.0, 3.0, -3.0), vec3(3.0, -3.0, -3.0) };
const vec2 indices[24] = {
vec2(0.0,0.0), vec2(0.0,1.0), vec2(1.0,1.0), vec2(1.0,1.0), vec2(1.0,0.0), vec2(0.0,0.0),
vec2(1.0,0.0), vec2(0.0,0.0), vec2(0.0,1.0), vec2(0.0,1.0), vec2(1.0,1.0), vec2(1.0,0.0),
vec2(1.0,1.0), vec2(1.0,0.0), vec2(0.0,0.0), vec2(0.0,0.0), vec2(0.0,1.0), vec2(1.0,1.0),
vec2(0.0,1.0), vec2(1.0,1.0), vec2(1.0,0.0), vec2(1.0,0.0), vec2(0.0,0.0), vec2(0.0,1.0) };
layout (location = 0) out vec3 pos;
void main()
{
uint id_vert = gl_VertexIndex % 6;
uint id_sq_out = gl_VertexIndex / 6;
uint id_in_face_out = id_sq_out % 9;
uint id_face_out = id_sq_out / 9;
uint id_x_out = id_in_face_out % 3;
uint id_y_out = id_in_face_out / 3;
vec3 o_out = positions[id_face_out*3];
vec3 ox_out = positions[id_face_out*3+1] - o_out;
vec3 oy_out = positions[id_face_out*3+2] - o_out;
vec2 idv_out = indices[id_vert];
vec3 pos_out = o_out + ox_out *(float(id_x_out)+idv_out.x)/3.0 + oy_out *(float(id_y_out)+idv_out.y)/3.0;
vec4 wpos = vec4(pos_out, 1.0);
vec4 ppos = matrix * wpos;
ppos.y = -ppos.y;
ppos.z = (ppos.z + ppos.w) / 2.0;
gl_Position = ppos;
uint id_sq_in = get_value(map, id_sq_out);
uint id_in_face_in = id_sq_in % 9;
uint id_face_in = id_sq_in / 9;
uint id_x_in = id_in_face_in % 3;
uint id_y_in = id_in_face_in / 3;
uint dir_in = get_value(dirs, id_sq_out);
vec3 o_in = positions[id_face_in*3];
vec3 ox_in = positions[id_face_in*3+1] - o_in;
vec3 oy_in = positions[id_face_in*3+2] - o_in;
vec2 idv_in = indices[6*dir_in + id_vert];
vec3 pos_in = o_in + ox_in *(float(id_x_in)+idv_in.x)/3.0 + oy_in *(float(id_y_in)+idv_in.y)/3.0;
pos = pos_in;
}
''',
'''
layout (location = 0) in vec3 pos;
layout (location = 0) out vec4 outColor;
void main()
{
vec3 dir = normalize(pos);
outColor = texture(arr_cubemap[0], dir);
}
''', options=options))