ericw-tools/include/light/ltface2.hh

61 lines
2.0 KiB
C++

/* Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
See file, 'COPYING', for details.
*/
#ifndef __LIGHT_LTFACE2_H__
#define __LIGHT_LTFACE2_H__
#include <common/cmdlib.hh>
#include <common/mathlib.hh>
#include <common/bspfile.hh>
#include <common/bsputils.hh>
#include <common/log.hh>
#include <common/threads.hh>
#include <common/polylib.hh>
#include <light/light2.hh>
glm::vec2 WorldToTexCoord_HighPrecision(const bsp2_t *bsp, const bsp2_dface_t *face, const glm::vec3 &world);
class faceextents_t {
private:
glm::ivec2 m_texmins;
glm::ivec2 m_texsize;
float m_lightmapscale;
glm::mat4x4 m_worldToTexCoord;
glm::mat4x4 m_texCoordToWorld;
public:
faceextents_t() = default;
faceextents_t(const bsp2_dface_t *face, const bsp2_t *bsp, float lmscale);
int width() const;
int height() const;
int numsamples() const;
glm::ivec2 texsize() const;
int indexOf(const glm::ivec2 &lm) const;
glm::ivec2 intCoordsFromIndex(int index) const;
glm::vec2 LMCoordToTexCoord(const glm::vec2 &LMCoord) const;
glm::vec2 TexCoordToLMCoord(const glm::vec2 &tc) const;
glm::vec2 worldToTexCoord(glm::vec3 world) const;
glm::vec3 texCoordToWorld(glm::vec2 tc) const;
glm::vec2 worldToLMCoord(glm::vec3 world) const;
glm::vec3 LMCoordToWorld(glm::vec2 lm) const;
};
#endif /* __LIGHT_LTFACE2_H__ */