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72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef TWP_LIGHTING_H
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#define TWP_LIGHTING_H
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#include "twp/gfx.h"
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#include "twp/spritesheet.h"
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#define MAX_LIGHTS 50
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namespace Twp {
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struct Lights;
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class Lighting : public Shader {
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public:
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Lighting();
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virtual ~Lighting();
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void setSpriteOffset(const Math::Vector2d &offset);
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void setSpriteSheetFrame(const SpriteSheetFrame &frame, const Texture &getNumTextures, bool flipX);
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void update(const Lights &lights);
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private:
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virtual void applyUniforms() final;
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public:
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Math::Vector2d _contentSize;
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Math::Vector2d _spriteOffset;
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Math::Vector2d _spritePosInSheet;
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Math::Vector2d _spriteSizeRelToSheet;
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bool _debug = false; // if true change the way we draw the lights to debug them easily
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Color _ambientLight; // Ambient light color
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int u_numberLights = 0;
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float u_lightPos[3 * MAX_LIGHTS];
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float u_coneDirection[2 * MAX_LIGHTS];
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float u_coneCosineHalfConeAngle[MAX_LIGHTS];
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float u_coneFalloff[MAX_LIGHTS];
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float u_lightColor[3 * MAX_LIGHTS];
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float u_brightness[MAX_LIGHTS];
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float u_cutoffRadius[MAX_LIGHTS];
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float u_halfRadius[MAX_LIGHTS];
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private:
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bool _currentDebug = false;
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};
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} // namespace Twp
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#endif
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