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GUI: more natural sample zooming

This commit is contained in:
tildearrow 2022-11-23 03:40:59 -05:00
parent b289ac97fc
commit 201f3ff0f8
1 changed files with 10 additions and 4 deletions
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14
src/gui/sampleEdit.cpp
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@ -882,7 +882,6 @@ void FurnaceGUI::drawSampleEdit() {
}
if (ImGui::IsItemActive()) {
logV("item is active...");
if (ImGui::GetMousePos().x>rectMax.x) {
double delta=pow(MAX(1.0,(ImGui::GetMousePos().x-rectMax.x)*0.04),2.0);
samplePos+=MAX(1.0,sampleZoom*delta);
@ -964,11 +963,18 @@ void FurnaceGUI::drawSampleEdit() {
if (ImGui::IsItemHovered()) {
if (ctrlWheeling) {
double zoomPercent=100.0/sampleZoom;
zoomPercent+=wheelY*10.0;
if (wheelY>0) {
for (int i=0; i<wheelY; i++) {
zoomPercent+=zoomPercent/8.0;
}
} else {
for (int i=0; i<-wheelY; i++) {
zoomPercent-=zoomPercent/8.0;
}
}
if (zoomPercent>10000.0) zoomPercent=10000.0;
if (zoomPercent<1.0) zoomPercent=1.0;
if (zoomPercent<0.01) zoomPercent=0.01;
sampleZoom=100.0/zoomPercent;
if (sampleZoom<0.01) sampleZoom=0.01;
sampleZoomAuto=false;
int bounds=((int)sample->samples-round(rectSize.x*sampleZoom));
if (bounds<0) bounds=0;