def run(self):
context = pg.Context(Program())
font = pg.Font(self, 2, FONT, 24, (0, 0, 0, 1))
self.message = 'loading triangle mesh'
mesh = pg.STL('examples/%s.stl' % NAME).center()
self.triangles = '%d triangles' % (len(mesh.positions) / 3)
self.message = 'computing bounding box'
(x0, y0, z0), (x1, y1, z1) = pg.bounding_box(mesh.positions)
context.uv0 = (x0, z0)
context.uv1 = (x1, z1)
self.message = 'generating vertex buffer'
context.position = pg.VertexBuffer(mesh.positions)
self.message = 'generating height map'
p = mesh.positions
lookup = defaultdict(list)
for v1, v2, v3 in zip(p[::3], p[1::3], p[2::3]):
x, y, z = v1
x, z = int(round(x / STEP)), int(round(z / STEP))
lookup[(x, z)].append((v1, v2, v3))
self.message = 'loading brightness texture'
context.sampler = pg.Texture(0, 'examples/%s.jpg' % NAME)
self.message = 'loading normal texture'
context.normal_sampler = pg.Texture(1, 'examples/%s.png' % NAME)
self.result = {
'font': font,
'context': context,
'lookup': lookup,
}
def setup(self):
self.set_clear_color(0.87, 0.81, 0.70)
self.wasd = pg.WASD(self, speed=10)
self.wasd.look_at((0, 0, 0), (30, -5, 30))
self.context = pg.Context(pg.DirectionalLightProgram())
self.context.specular_multiplier = 0.25
self.context.ambient_color = (0.5, 0.5, 0.5)
self.context.light_color = (0.5, 0.5, 0.5)
self.context.use_texture = True
self.context.sampler = pg.Texture(0, 'examples/gusev.jpg')
mesh = pg.STL('examples/gusev.stl').smooth_normals()
(x0, y0, z0), (x1, y1, z1) = pg.bounding_box(mesh.positions)
for x, y, z in mesh.positions:
u = 1 - (z - z0) / (z1 - z0)
v = 1 - (x - x0) / (x1 - x0)
mesh.uvs.append((u, v))
self.mesh = mesh
p = self.mesh.positions
self.lookup = defaultdict(list)
for v1, v2, v3 in zip(p[::3], p[1::3], p[2::3]):
x, y, z = v1
x, z = int(round(x)), int(round(z))
self.lookup[(x, z)].append((v1, v2, v3))
def setup(self):
self.set_clear_color(0.87, 0.81, 0.70)
self.wasd = pg.WASD(self, speed=10)
self.wasd.look_at((0, 0, 0), (30, -5, 30))
self.context = pg.Context(pg.DirectionalLightProgram())
self.context.specular_multiplier = 0.25
self.context.ambient_color = (0.5, 0.5, 0.5)
self.context.light_color = (0.5, 0.5, 0.5)
self.context.use_texture = True
self.context.sampler = pg.Texture(0, 'examples/gusev.jpg')
mesh = pg.STL('examples/gusev.stl').smooth_normals()
(x0, y0, z0), (x1, y1, z1) = pg.bounding_box(mesh.positions)
for x, y, z in mesh.positions:
u = 1 - (z - z0) / (z1 - z0)
v = 1 - (x - x0) / (x1 - x0)
mesh.uvs.append((u, v))
self.mesh = mesh
p = self.mesh.positions
self.lookup = defaultdict(list)
for v1, v2, v3 in zip(p[::3], p[1::3], p[2::3]):
x, y, z = v1
x, z = int(round(x)), int(round(z))
self.lookup[(x, z)].append((v1, v2, v3))
