UUSL Parameters

Common Parameters#

UUSL parameter	Type	Description
s_viewport	float4	Viewport sizes: width, height, 1/width, 1/height.
s_viewport_coords	float4	Viewport position: x, y, 1/x, 1/y.
s_stereo_hidden_area	float4	Stereo hidden area transform parameter.
s_depth_range	float4	Depth range: near, far, 1/near, 1/far.
s_solid_color	float4	Solid color.
s_frame	int	The current frame number.
s_polygon_front	float	Polygon front.

Camera Parameters#

UUSL parameter	Type	Description
s_projection	float4x4	Projection matrix.
s_iprojection	float4x4	Inverse projection matrix.
s_oblique_frustum_plane	float4	Oblique frustum culling plane.
s_modelview	float4x4	Model-View matrix.
s_old_modelview	float4x4	Old Model-View matrix.
s_imodelview	float4x4	Inverse Model-View matrix.
s_old_imodelview	float4x4	Old inverse Model-View matrix.
s_old_imodelview_delta	float4x4	Delta of old inverse Model-View matrix.
s_camera_offset	float3	Camera position.
s_camera_position	float3	Camera position in world space.
s_camera_direction	float3	Camera direction vector.
s_camera_projection	float4x4	Projection matrix of camera (not renderstate). For example: post have ortographic projection, but camera projection is perspective.
s_camera_iprojection	float4x4	Inverse projection matrix of camera (not renderstate). For example: post have ortographic projection, but camera projection is perspective.
s_camera_fov	float	Camera vertical field of view.

Material Deferred Parameters#

UUSL parameter	Type	Description
s_material_mask	int	Material mask.

Time Parameters#

UUSL parameter	Type	Description
s_ifps	float	Delta frame time.
s_time	float	Engine global time.
s_old_time	float	Engine time in the previous frame.

Game Time Parameters#

UUSL parameter	Type	Description
s_game_scale	float	Game time scale.
s_game_time	float	Game time.
s_game_old_time	float	Game time in the previous frame.

Animation Time Parameters#

UUSL parameter	Type	Description
s_animation_time	float	Animation time in the previous frame.
s_animation_old_time	float	Animation time.

Scattering Parameters#

UUSL parameter	Type	Description
s_scattering_sun_dir	float3	The direction of the sun scattering.
s_scattering_moon_dir	float3	The direction of the moon scattering.
s_environment_ambient_intensity	float	Environment ambient intensity parameter.
s_environment_reflection_intensity	float	Environment reflection intensity parameter.
s_environment_sky_intensity	float	Sky intensity parameter.
s_environment_mipmaps	float	Environment texture mipmap.
s_haze_color	float4	The color of the haze.
s_haze_max_distance	float	Haze maximum visible distance.
s_haze_density	float	The haze density.
s_haze_solid	float	1 if the Environment Haze Mode is set to Solid, otherwise — 0.
s_haze_visibility	float	1 if haze is enabled, otherwise — 0.
s_haze_gradient	float	Environment haze gradient.
s_sky_up	float3	Sky up vector.
s_sky_altitude	float	Sky altitude.
s_sky_transform	float4x4	Sky transform matrix.
s_sun_color	float3	Sun color.
s_sun_rotation	float4x4	Sun rotation matrix.
s_moon_rotation	float4x4	Moon rotation matrix.
s_haze_physical	float	1 if the Environment Haze Mode is set to Physical, otherwise — 0.
s_haze_physical_start_height	float	Reference height value for the two parameters (Half Visibility Distance and s_haze_physical_falloff).
s_haze_physical_density	float	Haze density for the Physical preset.
s_haze_physical_falloff	float	Height of the haze density gradient.
s_haze_physical_zero_visibility_height	float	The height at which the haze makes completely overlaps the scene.
s_haze_physical_screen_space_global_illumination	float	Flag indicating if the Screen-Space Haze Global Illumination effect is enabled.
s_haze_physical_ambient_light_intensity	float	Intensity of the impact of the ambient lighting on haze.
s_haze_physical_ambient_color_saturation	float	Intensity of the ambient color's contribution to the haze.
s_haze_physical_sun_light_intensity	float	Intensity of the impact of the sunlight on haze.
s_haze_physical_sun_color_saturation	float	Intensity of the impact of the sunlight on haze.
s_haze_scattering_mie_intensity	float	Minimum Mie intensity value for geometry-occluded areas.
s_haze_scattering_mie_front_side_intensity	float	Falloff of the Fresnel effect for Mie intensity.
s_haze_scattering_mie_fresnel_power	float	Power of the Fresnel effect for Mie visibility.

Tesselation Parameters#

UUSL parameter	Type	Description
s_tessellation_density_multiplier	float	Global density multiplier for the adaptive hardware-accelerated tessellation. Higher values produce denser meshes.
s_tessellation_shadow_density_multiplier	float	Global Shadow Density multiplier for the Tessellated Displacement effect. Higher values produce more detailed shadows. You can make shadows from tessellated meshes simpler to save performance.
s_tessellation_distance_multiplier	float	Global multiplier for all distance parameters of the adaptive hardware-accelerated tessellation used for distance-dependent optimization. Higher values make tessellation visible at longer distances from the camera (consuming more resources).

Antialiasing Parameters#

UUSL parameter	Type	Description
s_taa	float	TAA flag.
s_supersampling	float	Number of samples per pixel used for supersampling..

Last update: 16.08.2024

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UUSL Parameters

In This Article:

Common Parameters#

Camera Parameters#

Material Deferred Parameters#

Time Parameters#

Game Time Parameters#

Animation Time Parameters#

Scattering Parameters#

Tesselation Parameters#

Antialiasing Parameters#