Files
OpenSpace/modules/dsn/rendering/renderabledsnlabels.h
2019-01-09 20:12:17 -05:00

132 lines
5.7 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2018 *
* *
* 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_DSN___RENDERABLEDSNLABELS___H__
#define __OPENSPACE_MODULE_DSN___RENDERABLEDSNLABELS___H__
#include <openspace/rendering/renderable.h>
#include <openspace/properties/optionproperty.h>
#include <openspace/properties/stringproperty.h>
#include <openspace/properties/scalar/boolproperty.h>
#include <openspace/properties/scalar/floatproperty.h>
#include <openspace/properties/vector/vec2property.h>
#include <openspace/properties/vector/vec3property.h>
#include <openspace/properties/vector/vec4property.h>
#include <openspace/util/updatestructures.h>
namespace ghoul::fontrendering { class Font; }
namespace openspace {
namespace documentation { struct Documentation; }
class RenderableDsnLabels: public Renderable {
public:
explicit RenderableDsnLabels(const ghoul::Dictionary& dictionary);
~RenderableDsnLabels() = default;
void initialize() override;
void initializeGL() override;
bool isReady() const override;
void render(const RenderData& data, RendererTasks& rendererTask) override;
static documentation::Documentation Documentation();
private:
double _fadeInDistanceUnit = 1E10;
double _fadeOutDistanceUnit = 2E3;
double _sizeDistanceUnit = 1.0;
void renderLabels(const RenderData& data, const glm::dmat4& modelViewProjectionMatrix,
const glm::dvec3& orthoRight, const glm::dvec3& orthoUp);
void updateTextColor();
bool loadData(const Time& time);
bool loadLabelDataFromId(const Time& time);
bool _hasStaticLabelSize = false;
bool _dataIsDirty = true;
bool _textColorIsDirty = true;
bool _hasLabel = false;
bool _hasLabelIdMap = false;
double maxMinNormalize(double value, glm::dvec2 newRange, glm::dvec2 oldRange);
properties::FloatProperty _scaleFactor;
properties::Vec4Property _textColorProperty;
properties::FloatProperty _labelSize;
properties::Vec2Property _labelSizeRange;
properties::Vec2Property _sizeDistanceRange;
properties::BoolProperty _drawLabels;
properties::Vec2Property _fadeInDistance;
properties::Vec2Property _fadeOutDistance;
properties::BoolProperty _disableFadeDistances;
// DEBUG:
properties::OptionProperty _renderOption;
std::shared_ptr<ghoul::fontrendering::Font> _font;
struct LabelInfo {
std::string text;
glm::vec4 textColor;
std::string attachedId;
double startTime;
double endTime;
bool hasKeyTimeFrame = false;
bool hasIndividualColor = false;
};
/* Contains the necessary info about all labels, set from the asset file */
std::vector<LabelInfo> labelDataInfo;
/* The actual data needed for the rendering,
* this is updated each render step with the
* help of labelDataInfo */
std::vector< std::tuple<glm::dvec3, std::string, glm::vec4> > _labelData;
//Make label render first character right at scene graph node
glm::vec2 _offset = { -20.f, -5.f };
glm::dmat4 _transformationMatrix = glm::dmat4(1.0);
double getUnitFactor(std::string unitString);
/*The minimal size(in pixels) of the text for the labels
for the astronomical objects being rendered.*/
double _textMinSize = 1.0;
/*The maximal size(in pixels) of the text for the labels
for the astronomical objects being rendered.*/
double _textMaxSize = 100.0;
glm::vec4 _defaultTextColor = { 0.4, 0.4, 0.4, 1.0 };
};
} // namespace openspace
#endif // __OPENSPACE_MODULE_DSN___RENDERABLEDSNLABELS___H__s