diff options
Diffstat (limited to 'scene/resources/sky_material.cpp')
| -rw-r--r-- | scene/resources/sky_material.cpp | 65 |
1 files changed, 64 insertions, 1 deletions
diff --git a/scene/resources/sky_material.cpp b/scene/resources/sky_material.cpp index 8e633a4075..7874d77298 100644 --- a/scene/resources/sky_material.cpp +++ b/scene/resources/sky_material.cpp @@ -71,6 +71,25 @@ float ProceduralSkyMaterial::get_sky_energy() const { return sky_energy; } +void ProceduralSkyMaterial::set_sky_cover(const Ref<Texture2D> &p_sky_cover) { + sky_cover = p_sky_cover; + RID tex_rid = p_sky_cover.is_valid() ? p_sky_cover->get_rid() : RID(); + RS::get_singleton()->material_set_param(_get_material(), "sky_cover", tex_rid); +} + +Ref<Texture2D> ProceduralSkyMaterial::get_sky_cover() const { + return sky_cover; +} + +void ProceduralSkyMaterial::set_sky_cover_modulate(const Color &p_sky_cover_modulate) { + sky_cover_modulate = p_sky_cover_modulate; + RS::get_singleton()->material_set_param(_get_material(), "sky_cover_modulate", sky_cover_modulate); +} + +Color ProceduralSkyMaterial::get_sky_cover_modulate() const { + return sky_cover_modulate; +} + void ProceduralSkyMaterial::set_ground_bottom_color(const Color &p_ground_bottom) { ground_bottom_color = p_ground_bottom; RS::get_singleton()->material_set_param(_get_material(), "ground_bottom_color", ground_bottom_color); @@ -125,6 +144,15 @@ float ProceduralSkyMaterial::get_sun_curve() const { return sun_curve; } +void ProceduralSkyMaterial::set_dither_strength(float p_dither_strength) { + dither_strength = p_dither_strength; + RS::get_singleton()->material_set_param(_get_material(), "dither_strength", dither_strength); +} + +float ProceduralSkyMaterial::get_dither_strength() const { + return dither_strength; +} + Shader::Mode ProceduralSkyMaterial::get_shader_mode() const { return Shader::MODE_SKY; } @@ -156,6 +184,12 @@ void ProceduralSkyMaterial::_bind_methods() { ClassDB::bind_method(D_METHOD("set_sky_energy", "energy"), &ProceduralSkyMaterial::set_sky_energy); ClassDB::bind_method(D_METHOD("get_sky_energy"), &ProceduralSkyMaterial::get_sky_energy); + ClassDB::bind_method(D_METHOD("set_sky_cover", "sky_cover"), &ProceduralSkyMaterial::set_sky_cover); + ClassDB::bind_method(D_METHOD("get_sky_cover"), &ProceduralSkyMaterial::get_sky_cover); + + ClassDB::bind_method(D_METHOD("set_sky_cover_modulate", "color"), &ProceduralSkyMaterial::set_sky_cover_modulate); + ClassDB::bind_method(D_METHOD("get_sky_cover_modulate"), &ProceduralSkyMaterial::get_sky_cover_modulate); + ClassDB::bind_method(D_METHOD("set_ground_bottom_color", "color"), &ProceduralSkyMaterial::set_ground_bottom_color); ClassDB::bind_method(D_METHOD("get_ground_bottom_color"), &ProceduralSkyMaterial::get_ground_bottom_color); @@ -174,11 +208,16 @@ void ProceduralSkyMaterial::_bind_methods() { ClassDB::bind_method(D_METHOD("set_sun_curve", "curve"), &ProceduralSkyMaterial::set_sun_curve); ClassDB::bind_method(D_METHOD("get_sun_curve"), &ProceduralSkyMaterial::get_sun_curve); + ClassDB::bind_method(D_METHOD("set_dither_strength", "strength"), &ProceduralSkyMaterial::set_dither_strength); + ClassDB::bind_method(D_METHOD("get_dither_strength"), &ProceduralSkyMaterial::get_dither_strength); + ADD_GROUP("Sky", "sky_"); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "sky_top_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_sky_top_color", "get_sky_top_color"); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "sky_horizon_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_sky_horizon_color", "get_sky_horizon_color"); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sky_curve", PROPERTY_HINT_EXP_EASING), "set_sky_curve", "get_sky_curve"); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sky_energy", PROPERTY_HINT_RANGE, "0,64,0.01"), "set_sky_energy", "get_sky_energy"); + ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "sky_cover", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_sky_cover", "get_sky_cover"); + ADD_PROPERTY(PropertyInfo(Variant::COLOR, "sky_cover_modulate"), "set_sky_cover_modulate", "get_sky_cover_modulate"); ADD_GROUP("Ground", "ground_"); ADD_PROPERTY(PropertyInfo(Variant::COLOR, "ground_bottom_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_ground_bottom_color", "get_ground_bottom_color"); @@ -189,6 +228,9 @@ void ProceduralSkyMaterial::_bind_methods() { ADD_GROUP("Sun", "sun_"); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sun_angle_max", PROPERTY_HINT_RANGE, "0,360,0.01"), "set_sun_angle_max", "get_sun_angle_max"); ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "sun_curve", PROPERTY_HINT_EXP_EASING), "set_sun_curve", "get_sun_curve"); + + ADD_GROUP("", ""); + ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "dither_strength", PROPERTY_HINT_RANGE, "0,10,0.01"), "set_dither_strength", "get_dither_strength"); } void ProceduralSkyMaterial::cleanup_shader() { @@ -212,12 +254,22 @@ uniform vec4 sky_top_color : hint_color = vec4(0.385, 0.454, 0.55, 1.0); uniform vec4 sky_horizon_color : hint_color = vec4(0.646, 0.656, 0.67, 1.0); uniform float sky_curve : hint_range(0, 1) = 0.15; uniform float sky_energy = 1.0; +uniform sampler2D sky_cover : hint_black_albedo; +uniform vec4 sky_cover_modulate : hint_color = vec4(1.0, 1.0, 1.0, 1.0); uniform vec4 ground_bottom_color : hint_color = vec4(0.2, 0.169, 0.133, 1.0); uniform vec4 ground_horizon_color : hint_color = vec4(0.646, 0.656, 0.67, 1.0); uniform float ground_curve : hint_range(0, 1) = 0.02; uniform float ground_energy = 1.0; uniform float sun_angle_max = 30.0; uniform float sun_curve : hint_range(0, 1) = 0.15; +uniform float dither_strength : hint_range(0, 10) = 1.0; + +// From: https://www.shadertoy.com/view/4sfGzS credit to iq +float hash(vec3 p) { + p = fract( p * 0.3183099 + 0.1 ); + p *= 17.0; + return fract(p.x * p.y * p.z * (p.x + p.y + p.z)); +} void sky() { float v_angle = acos(clamp(EYEDIR.y, -1.0, 1.0)); @@ -265,11 +317,17 @@ void sky() { } } + vec4 sky_cover_texture = texture(sky_cover, SKY_COORDS); + sky += (sky_cover_texture.rgb * sky_cover_modulate.rgb) * sky_cover_texture.a * sky_cover_modulate.a * sky_energy; + c = (v_angle - (PI * 0.5)) / (PI * 0.5); vec3 ground = mix(ground_horizon_color.rgb, ground_bottom_color.rgb, clamp(1.0 - pow(1.0 - c, 1.0 / ground_curve), 0.0, 1.0)); ground *= ground_energy; COLOR = mix(ground, sky, step(0.0, EYEDIR.y)); + + // Make optional, eliminates banding. + COLOR += (hash(EYEDIR * 1741.9782) * 0.08 - 0.04) * 0.016 * dither_strength; } )"); } @@ -281,6 +339,7 @@ ProceduralSkyMaterial::ProceduralSkyMaterial() { set_sky_horizon_color(Color(0.6463, 0.6558, 0.6708)); set_sky_curve(0.15); set_sky_energy(1.0); + set_sky_cover_modulate(Color(1, 1, 1)); set_ground_bottom_color(Color(0.2, 0.169, 0.133)); set_ground_horizon_color(Color(0.6463, 0.6558, 0.6708)); @@ -289,6 +348,7 @@ ProceduralSkyMaterial::ProceduralSkyMaterial() { set_sun_angle_max(30.0); set_sun_curve(0.15); + set_dither_strength(1.0); } ProceduralSkyMaterial::~ProceduralSkyMaterial() { @@ -371,8 +431,11 @@ void PanoramaSkyMaterial::_update_shader() { // Add a comment to describe the shader origin (useful when converting to ShaderMaterial). RS::get_singleton()->shader_set_code(shader_cache[i], vformat(R"( // NOTE: Shader automatically converted from )" VERSION_NAME " " VERSION_FULL_CONFIG R"('s PanoramaSkyMaterial. + shader_type sky; -uniform sampler2D source_panorama : %s, hint_albedo; + +uniform sampler2D source_panorama : %s, hint_black_albedo; + void sky() { COLOR = texture(source_panorama, SKY_COORDS).rgb; } |