otomatalabs/furnace
8
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

GUI: implement sample draw

Browse source
This commit is contained in:
tildearrow 2022-03-20 18:25:48 -05:00
parent 1941ca3616
commit b04e1f2870
4 changed files with 71 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

45
src/gui/gui.cpp
View file

@ -5038,6 +5038,34 @@ void FurnaceGUI::processDrags(int dragX, int dragY) {
modified=true;
}
}
if (sampleDragActive) {
int x=samplePos+(int)(double(dragX-sampleDragStart.x)*sampleZoom);
int x1=samplePos+(int)(double(dragX-sampleDragStart.x+1)*sampleZoom);
if (x<0) x=0;
if (x>=(int)sampleDragLen) x=sampleDragLen-1;
if (x1<0) x1=0;
if (x1>=(int)sampleDragLen) x1=sampleDragLen-1;
double y=0.5-double(dragY-sampleDragStart.y)/sampleDragAreaSize.y;
if (sampleDragMode) { // draw
if (sampleDrag16) {
int val=y*65536;
if (val<-32768) val=-32768;
if (val>32767) val=32767;
for (int i=x; i<=x1; i++) ((short*)sampleDragTarget)[i]=val;
} else {
int val=y*256;
if (val<-128) val=-128;
if (val>127) val=127;
for (int i=x; i<=x1; i++) ((signed char*)sampleDragTarget)[i]=val;
}
updateSampleTex=true;
} else { // select
if (sampleSelStart<0) {
sampleSelStart=x;
}
sampleSelEnd=x;
}
}
}
#define sysAddOption(x) \
@ -5287,7 +5315,7 @@ bool FurnaceGUI::loop() {
addScroll(1);
}
}
if (macroDragActive || macroLoopDragActive || waveDragActive) {
if (macroDragActive || macroLoopDragActive || waveDragActive || sampleDragActive) {
int distance=fabs(motionXrel);
if (distance<1) distance=1;
float start=motionX-motionXrel;
@ -5304,7 +5332,7 @@ bool FurnaceGUI::loop() {
break;
}
case SDL_MOUSEBUTTONUP:
if (macroDragActive || macroLoopDragActive || waveDragActive) modified=true;
if (macroDragActive || macroLoopDragActive || waveDragActive || (sampleDragActive && sampleDragMode)) modified=true;
macroDragActive=false;
macroDragBitMode=false;
macroDragInitialValue=false;
@ -5313,6 +5341,19 @@ bool FurnaceGUI::loop() {
macroDragLastY=-1;
macroLoopDragActive=false;
waveDragActive=false;
if (sampleDragActive) {
logD("stopping sample drag\n");
if (sampleDragMode) {
e->renderSamplesP();
} else {
if (sampleSelStart>sampleSelEnd) {
sampleSelStart^=sampleSelEnd;
sampleSelEnd^=sampleSelStart;
sampleSelStart^=sampleSelEnd;
}
}
}
sampleDragActive=false;
if (selecting) {
cursor=selEnd;
finishSelection();