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Пелипенко Иван
2020-08-25 21:57:31 +03:00
commit 3e29fd4373
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core/glcubemap.h Normal file
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/*
QGL CubeTexture
Ivan Pelipenko peri4ko@yandex.ru
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GLCUBEMAP_H
#define GLCUBEMAP_H
#include "glshaders_types.h"
#include "chunkstream.h"
QVector<QVector3D> loadFileHDR(const QString & path, QSize * size = 0);
class CubeTexture {
public:
CubeTexture(QOpenGLExtraFunctions * f_, int _size, const GLenum & _format = GL_RGB16F);
bool init();
void destroy();
void bind(int channel = 0);
void release();
void resize(int _size) {size = _size; changed_ = true;}
void loadHDR(const QVector<QVector3D> & data, QSize sz);
void setFileHDR(const QString & path);
QString fileHDR() const {return hdr_path;}
//void loadFromDirectory(const QString & dir);
//void loadFront(const QString & path) {bind(); pathes[0] = path; createGLTexture(id_, rotateQImageLeft(QImage(path)).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_POSITIVE_X);}
//void loadBack(const QString & path) {bind(); pathes[1] = path; createGLTexture(id_, rotateQImageRight(QImage(path)).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_NEGATIVE_X);}
//void loadLeft(const QString & path) {bind(); pathes[2] = path; createGLTexture(id_, QImage(path).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_NEGATIVE_Y);}
//void loadRight(const QString & path) {bind(); pathes[3] = path; createGLTexture(id_, rotateQImage180(QImage(path)).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_POSITIVE_Y);}
//void loadTop(const QString & path) {bind(); pathes[4] = path; createGLTexture(id_, rotateQImageLeft(QImage(path)).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_NEGATIVE_Z);}
//void loadBottom(const QString & path) {bind(); pathes[5] = path; createGLTexture(id_, rotateQImageLeft(QImage(path)).scaled(size, size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation), format_, GL_TEXTURE_CUBE_MAP_POSITIVE_Z);}
//void load();
//bool isEmpty() const {foreach (const QString & i, pathes) if (!i.isEmpty()) return false; return true;}
GLenum format() const {return format_;}
void setFormat(GLenum f) {format_ = f; changed_ = true;}
GLuint id() const {return id_;}
bool isInit() const {return id_ != 0;}
//const QString & path(int side) const {return pathes[side];}
//void setPath(int side, const QString & p) {pathes[side] = p;}
//void loadPathesFromDirectory(const QString & dir);
void load();
private:
QOpenGLExtraFunctions * f;
bool changed_;
int size;
GLenum format_;
GLuint id_;
QString hdr_path;
//QVector<QString> pathes;
};
#endif // GLCUBEMAP_H