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Diffstat (limited to 'scene/3d/light.h')
| -rw-r--r-- | scene/3d/light.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/scene/3d/light.h b/scene/3d/light.h new file mode 100644 index 000000000..03bf33630 --- /dev/null +++ b/scene/3d/light.h @@ -0,0 +1,195 @@ +/*************************************************************************/ +/* light.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#ifndef LIGHT_H +#define LIGHT_H + + +#include "scene/3d/visual_instance.h" +#include "scene/resources/texture.h" +#include "servers/visual_server.h" + +/** + @author Juan Linietsky <reduzio@gmail.com> +*/ +class Light : public VisualInstance { + + OBJ_TYPE( Light, VisualInstance ); + OBJ_CATEGORY("3D Light Nodes"); + +public: + + enum Parameter { + PARAM_RADIUS=VisualServer::LIGHT_PARAM_RADIUS, + PARAM_ENERGY=VisualServer::LIGHT_PARAM_ENERGY, + PARAM_ATTENUATION=VisualServer::LIGHT_PARAM_ATTENUATION, + PARAM_SPOT_ANGLE=VisualServer::LIGHT_PARAM_SPOT_ANGLE, + PARAM_SPOT_ATTENUATION=VisualServer::LIGHT_PARAM_ATTENUATION, + PARAM_SHADOW_DARKENING=VisualServer::LIGHT_PARAM_SHADOW_DARKENING, + PARAM_SHADOW_Z_OFFSET=VisualServer::LIGHT_PARAM_SHADOW_Z_OFFSET, + PARAM_SHADOW_Z_SLOPE_SCALE=VisualServer::LIGHT_PARAM_SHADOW_Z_SLOPE_SCALE, + PARAM_MAX=VisualServer::LIGHT_PARAM_MAX + }; + + + enum LightColor { + + COLOR_AMBIENT=VisualServer::LIGHT_COLOR_AMBIENT, + COLOR_DIFFUSE=VisualServer::LIGHT_COLOR_DIFFUSE, + COLOR_SPECULAR=VisualServer::LIGHT_COLOR_SPECULAR + }; + + + enum Operator { + + OPERATOR_ADD, + OPERATOR_SUB + }; +private: + + + Ref<Texture> projector; + float vars[PARAM_MAX]; + Color colors[3]; + + + VisualServer::LightType type; + bool shadows; + Operator op; + +// bind helpers + +protected: + + RID light; + + virtual bool _can_gizmo_scale() const; + virtual RES _get_gizmo_geometry() const; + + static void _bind_methods(); + + + Light(VisualServer::LightType p_type); +public: + + VS::LightType get_light_type() const { return type; } + + void set_parameter(Parameter p_var, float p_value); + float get_parameter(Parameter p_var) const; + + void set_color(LightColor p_color,const Color& p_value); + Color get_color(LightColor p_color) const; + + void set_project_shadows(bool p_enabled); + bool has_project_shadows() const; + + void set_projector(const Ref<Texture>& p_projector); + Ref<Texture> get_projector() const; + + void set_operator(Operator p_op); + Operator get_operator() const; + + virtual AABB get_aabb() const; + virtual DVector<Face3> get_faces(uint32_t p_usage_flags) const; + + void approximate_opengl_attenuation(float p_constant, float p_linear, float p_quadratic, float p_radius_treshold=0.5); + + Light(); + ~Light(); + +}; + +VARIANT_ENUM_CAST( Light::Parameter ); +VARIANT_ENUM_CAST( Light::LightColor ); +VARIANT_ENUM_CAST( Light::Operator ); + + +class DirectionalLight : public Light { + + OBJ_TYPE( DirectionalLight, Light ); + +public: + + enum ShadowMode { + SHADOW_ORTHOGONAL, + SHADOW_PERSPECTIVE, + SHADOW_PARALLEL_SPLIT + }; + enum ShadowParam { + SHADOW_PARAM_MAX_DISTANCE, + SHADOW_PARAM_PSSM_SPLIT_WEIGHT, + SHADOW_PARAM_PSSM_ZOFFSET_SCALE + }; + +private: + ShadowMode shadow_mode; + float shadow_param[3]; +protected: + static void _bind_methods(); +public: + + void set_shadow_mode(ShadowMode p_mode); + ShadowMode get_shadow_mode() const; + + void set_shadow_max_distance(float p_distance); + float get_shadow_max_distance() const; + void set_shadow_param(ShadowParam p_param, float p_value); + float get_shadow_param(ShadowParam p_param) const; + + DirectionalLight(); +}; + +VARIANT_ENUM_CAST( DirectionalLight::ShadowMode ); +VARIANT_ENUM_CAST( DirectionalLight::ShadowParam ); + + +class OmniLight : public Light { + + OBJ_TYPE( OmniLight, Light ); +protected: + static void _bind_methods(); + +public: + + + OmniLight() : Light( VisualServer::LIGHT_OMNI ) {} +}; + +class SpotLight : public Light { + + OBJ_TYPE( SpotLight, Light ); +protected: + static void _bind_methods(); +public: + + + SpotLight() : Light( VisualServer::LIGHT_SPOT ) {} +}; + + +#endif |