def frag_shader(gs_out: GsOut) -> FsOut:
color = vec4((gs_out.normal.x + 1.0) * 0.5, (gs_out.normal.y + 1.0) * 0.5,
(gs_out.normal.z + 1.0) * 0.5, 1.0)
# Adapted from
# http://strattonbrazil.blogspot.com/2011/09/single-pass-wireframe-rendering_10.html
nearest = float(
min(min(gs_out.altitudes[0], gs_out.altitudes[1]),
gs_out.altitudes[2]))
edge_intensity = float(1.0 - exp2(-1.0 * nearest * nearest))
color *= edge_intensity
# TODO, dijkstra viz hack
dista = float(gs_out.color[0])
if dista < 0:
color *= vec4(0.3, 0.3, 0.3, 1.0)
else:
# color[0] = dista;
rep = float(0.1)
fac = float(1.0 / rep)
color[0] = pow(mod(gs_out.color[0], rep) * fac, 4)
return FsOut(fs_color=color)
def frag_shader(gs_out: GsOut) -> FsOut:
color = vec4((gs_out.normal.x + 1.0) * 0.5,
(gs_out.normal.y + 1.0) * 0.5,
(gs_out.normal.z + 1.0) * 0.5,
1.0)
# Adapted from
# http://strattonbrazil.blogspot.com/2011/09/single-pass-wireframe-rendering_10.html
nearest = float(min(min(gs_out.altitudes[0], gs_out.altitudes[1]),
gs_out.altitudes[2]))
edge_intensity = float(1.0 - exp2(-1.0 * nearest * nearest))
color *= edge_intensity
# TODO, dijkstra viz hack
dista = float(gs_out.color[0])
if dista < 0:
color *= vec4(0.3, 0.3, 0.3, 1.0)
else:
# color[0] = dista;
rep = float(0.1)
fac = float(1.0 / rep)
color[0] = pow(mod(gs_out.color[0], rep) * fac, 4)
return FsOut(fs_color=color)
def frag_shader() -> FsOut:
return FsOut(color=vec4(1.0, 0.0, 0.0, 1.0))
def vert_shader(attr: VsIn) -> VsOut:
return VsOut(gl_position=vec4(-attr.position.x, attr.position.y, 1.0, 1.0))
class MyBlock(ShaderInterface):
var = vec4(noperspective)
class MyBlock2(UniformBlock):
var = vec4()
def perspective_projection(projection: mat4, camera: mat4,
model: mat4, point: vec3) -> vec4:
return projection * camera * model * vec4(point, 1.0)
def frag_shader(self) -> 'MyMaterial.FsOut':
return MyMaterial.FsOut(color=vec4(1.0, 0.0, 0.0, 1.0))
class GlGsIn(ShaderInterface):
gl_position = vec4()
class FsOut(FragmentShaderOutputBlock):
fs_color = vec4()
def perspective_projection(projection: mat4, camera: mat4, model: mat4,
point: vec3) -> vec4:
return projection * camera * model * vec4(point, 1.0)
class GsOut(ShaderInterface):
gl_position = vec4()
altitudes = vec3(noperspective)
normal = vec3()
color = vec4()
class VsOut(ShaderInterface):
gl_position = vec4()
normal = vec3()
color = vec4()
class VertAttrs(AttributeBlock):
vert_loc = vec3()
vert_nor = vec3()
vert_col = vec4()
def frag_shader(self) -> 'MyMaterial.FsOut':
return MyMaterial.FsOut(color=vec4(1.0, 0.0, 0.0, 1.0))
class FsOut(ShaderInterface):
color = vec4()