Files
OpenSpace/modules/globebrowsing/rendering/gpu/gpulayer.h
2017-08-08 14:02:56 +02:00

85 lines
3.9 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2017 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#ifndef __OPENSPACE_MODULE_GLOBEBROWSING___GPULAYER___H__
#define __OPENSPACE_MODULE_GLOBEBROWSING___GPULAYER___H__
#include <modules/globebrowsing/rendering/gpu/gpuchunktilepile.h>
#include <modules/globebrowsing/rendering/gpu/gpulayeradjustment.h>
#include <modules/globebrowsing/rendering/gpu/gpulayerrendersettings.h>
#include <openspace/util/gpudata.h>
#include <string>
namespace ghoul::opengl { class ProgramObject; }
namespace openspace::globebrowsing {
class Layer;
struct TileIndex;
/**
* Manages a GPU representation of a <code>Layer</code>
*/
class GPULayer {
public:
virtual ~GPULayer() = default;
/**
* Sets the value of <code>Layer</code> to its corresponding
* GPU struct. OBS! Users must ensure bind has been
* called before setting using this method.
*/
virtual void setValue(ghoul::opengl::ProgramObject* programObject, const Layer& layer,
const TileIndex& tileIndex, int pileSize);
/**
* Binds this object with GLSL variables with identifiers starting
* with nameBase within the provided shader program.
* After this method has been called, users may invoke setValue.
*/
virtual void bind(ghoul::opengl::ProgramObject* programObject, const Layer& layer,
const std::string& nameBase, int pileSize);
/**
* Deactivates any <code>TextureUnit</code>s assigned by this object.
* This method should be called after the OpenGL draw call.
*/
virtual void deactivate();
private:
GPUChunkTilePile gpuChunkTilePile;
GPULayerRenderSettings gpuRenderSettings;
GPULayerAdjustment gpuLayerAdjustment;
GPUData<glm::ivec2> paddingStartOffset;
GPUData<glm::ivec2> paddingSizeDifference;
// Adjustment layer stuff
GPUData<glm::vec3> gpuColor;
};
} // namespace openspace::globebrowsing
#endif // __OPENSPACE_MODULE_GLOBEBROWSING___GPULAYER___H__