voxcity.simulator_gpu.domain.Surfaces¶

class voxcity.simulator_gpu.domain.Surfaces(max_surfaces: int)¶

Collection of surface elements for radiation calculations.

Each surface has: - Position (grid indices i, j, k) - Direction (normal direction index) - Area - Albedo (reflectivity)

max_surfaces¶

n_surfaces¶

position¶

direction¶

center¶

normal¶

area¶

albedo¶

sw_in_direct¶

sw_in_diffuse¶

sw_out¶

svf¶

svf_urban¶

shadow¶

shadow_factor¶

canopy_transmissivity¶

add_surface(i: taichi.i32, j: taichi.i32, k: taichi.i32, direction: taichi.i32, center: voxcity.simulator_gpu.solar.core.Point3, normal: voxcity.simulator_gpu.solar.core.Vector3, area: taichi.f32, albedo: taichi.f32 = 0.2) → taichi.i32¶: Add a surface and return its index.

property count: int¶: Get current number of surfaces.

get_count() → int¶: Get current number of surfaces (alias for count property).

reset_fluxes()¶: Reset all radiation fluxes to zero.