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ofEasyCam : fix wrong scaling center in ortho mode #8026

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Merged
danoli3 merged 1 commit into from
Jul 11, 2024
Merged

ofEasyCam : fix wrong scaling center in ortho mode #8026

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6 changes: 3 additions & 3 deletions libs/openFrameworks/3d/ofEasyCam.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -296,16 +296,16 @@ void ofEasyCam::updateTranslation(){
if(getOrtho()){
//In ortho mode moving along the z axis has no effect besides clipping.
// Instead, scale is applied to achieve the effect of getting near or far from the target.
glm::vec3 mousePre ;
glm::vec3 mousePre;
bool bDoScale = (currentTransformType == TRANSFORM_SCALE || currentTransformType == TRANSFORM_TRANSLATE_Z);
if (bDoScale) {
mousePre = screenToWorld(glm::vec3((bIsScrolling?mouseAtScroll:lastPressMouse),0));
mousePre = screenToWorld(glm::vec3((bIsScrolling?mouseAtScroll:lastPressMouse),0), viewport);
}
move(glm::vec3(lastPressAxisX * translate.x) + (lastPressAxisY * translate.y));
if (bDoScale) {
setScale(getScale() + translate.z);
// this move call is to keep the scaling centered below the mouse.
move(mousePre - screenToWorld(glm::vec3((bIsScrolling?mouseAtScroll:lastPressMouse),0)));
move(mousePre - screenToWorld(glm::vec3((bIsScrolling?mouseAtScroll:lastPressMouse),0), viewport));
}
}else{
move(glm::vec3(lastPressAxisX * translate.x) + (lastPressAxisY * translate.y) + (lastPressAxisZ * translate.z));
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