qtk/src/texture.h

69 lines
2.6 KiB
C++

/*##############################################################################
## Author: Shaun Reed ##
## Legal: All Content (c) 2022 Shaun Reed, all rights reserved ##
## About: Texture class to help with texture and image initializations ##
## ##
## Contact: shaunrd0@gmail.com | URL: www.shaunreed.com | GitHub: shaunrd0 ##
##############################################################################*/
#ifndef QTOPENGL_TEXTURE_H
#define QTOPENGL_TEXTURE_H
#include <QOpenGLTexture>
class OpenGLTextureFactory {
public:
~OpenGLTextureFactory() = default;
// QImage
static QImage * initImage(const char * image,
bool flipX=false, bool flipY=false);
// 2D Texture
static QOpenGLTexture * initTexture2D(const char * texture,
bool flipX=false, bool flipY=false);
// Cube maps
static QOpenGLTexture * initCubeMap(QImage right, QImage top,
QImage front, QImage left,
QImage bottom, QImage back);
// Overloads for cube map initialization
static QOpenGLTexture * initCubeMap(const char * tile);
static QOpenGLTexture * initCubeMap(const char * right, const char * top,
const char * front, const char * left,
const char * bottom, const char * back);
private:
// Private ctor to prevent creating instances of this class
OpenGLTextureFactory() = default;
};
class Texture {
public:
Texture() = default;
Texture(const Texture & value) = delete;
// Texture(const Texture & value) {
// mOpenGLTexture = OpenGLTextureFactory::initTexture2D(value.mPath);
// mPath = value.mPath;
// }
explicit Texture(const char * path, bool flipX=false, bool flipY=false) :
mOpenGLTexture(OpenGLTextureFactory::initTexture2D(path, flipX, flipY)),
mPath(path) { }
// explicit Texture(QOpenGLTexture * texture) : mOpenGLTexture(texture) { }
~Texture() { mOpenGLTexture->destroy();}
inline QOpenGLTexture & getOpenGLTexture() { return *mOpenGLTexture;}
void setTexture(const char * path, bool flipX=false, bool flipY=false)
{ mOpenGLTexture = OpenGLTextureFactory::initTexture2D(path, flipX, flipY);}
inline void setTexture(QOpenGLTexture * texture) { mOpenGLTexture = texture;}
inline bool hasTexture() const { return mOpenGLTexture != Q_NULLPTR;}
QOpenGLTexture * mOpenGLTexture = Q_NULLPTR;
const char * mPath;
};
#endif // QTOPENGL_TEXTURE_H