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https://github.com/Maschell/libgui.git
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43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
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#include "GameBgImage.h"
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#include "video/CVideo.h"
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#include "video/shaders/Shader3D.h"
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GameBgImage::GameBgImage(const std::string & filename, GuiImageData *preloadImage)
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: GuiImageAsync(filename, preloadImage)
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{
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identity = glm::mat4(1.0f);
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alphaFadeOut = glm::vec4(1.0f, 0.075f, 5.305f, 2.0f);
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}
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GameBgImage::~GameBgImage()
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{
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}
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void GameBgImage::draw(CVideo *pVideo)
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{
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if(!getImageData() || !getImageData()->getTexture())
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return;
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//! first setup 2D GUI positions
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f32 currPosX = getCenterX();
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f32 currPosY = getCenterY();
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f32 currPosZ = getDepth();
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f32 currScaleX = getScaleX() * (f32)getWidth() * pVideo->getWidthScaleFactor();
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f32 currScaleY = getScaleY() * (f32)getHeight() * pVideo->getHeightScaleFactor();
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f32 currScaleZ = getScaleZ() * (f32)getWidth() * pVideo->getDepthScaleFactor();
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glm::mat4 m_modelView = glm::translate(identity, glm::vec3(currPosX,currPosY, currPosZ));
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m_modelView = glm::scale(m_modelView, glm::vec3(currScaleX, currScaleY, currScaleZ));
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Shader3D::instance()->setShaders();
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Shader3D::instance()->setProjectionMtx(identity);
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Shader3D::instance()->setViewMtx(identity);
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Shader3D::instance()->setModelViewMtx(m_modelView);
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Shader3D::instance()->setTextureAndSampler(getImageData()->getTexture(), getImageData()->getSampler());
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Shader3D::instance()->setAlphaFadeOut(alphaFadeOut);
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Shader3D::instance()->setDistanceFadeOut(0.0f);
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Shader3D::instance()->setColorIntensity(glm::vec4(1.0f, 1.0f, 1.0f, getAlpha()));
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Shader3D::instance()->setAttributeBuffer();
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Shader3D::instance()->draw();
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}
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