Files
love/src/modules/graphics/opengl/Texture.h
T
2021-04-07 20:33:44 -03:00

84 lines
2.1 KiB
C++

/**
* Copyright (c) 2006-2021 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#pragma once
// LOVE
#include "graphics/Texture.h"
#include "graphics/Volatile.h"
// OpenGL
#include "OpenGL.h"
namespace love
{
namespace graphics
{
namespace opengl
{
class Texture final : public love::graphics::Texture, public Volatile
{
public:
Texture(const Settings &settings, const Slices *data);
virtual ~Texture();
// Implements Volatile.
bool loadVolatile() override;
void unloadVolatile() override;
void setSamplerState(const SamplerState &s) override;
ptrdiff_t getHandle() const override;
ptrdiff_t getRenderTargetHandle() const override;
int getMSAA() const override { return actualSamples; }
inline GLuint getFBO() const { return fbo; }
private:
void createTexture();
void uploadByteData(PixelFormat pixelformat, const void *data, size_t size, int level, int slice, const Rect &r) override;
void generateMipmapsInternal() override;
void readbackImageData(love::image::ImageData *imagedata, int slice, int mipmap, const Rect &rect) override;
Slices slices;
GLuint fbo;
GLuint texture;
GLuint renderbuffer;
GLenum framebufferStatus;
GLenum textureGLError;
int actualSamples;
}; // Texture
} // opengl
} // graphics
} // love