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GUI: wave generator, part 9

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it's complete!
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tildearrow 2022-09-10 22:12:03 -05:00
parent 2a051900a7
commit fc14211997
1 changed files with 69 additions and 5 deletions
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74
src/gui/waveEdit.cpp
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@ -593,7 +593,23 @@ void FurnaceGUI::drawWaveEdit() {
if (waveGenSmooth<1) waveGenSmooth=1;
}
ImGui::TableNextColumn();
ImGui::Button("Smooth");
if (ImGui::Button("Smooth")) {
if (waveGenSmooth>0) e->lockEngine([this,wave]() {
int origData[256];
memcpy(origData,wave->data,wave->len*sizeof(int));
for (int i=0; i<wave->len; i++) {
int dataSum=0;
for (int j=i; j<i+waveGenSmooth+1; j++) {
int pos=(j-((waveGenSmooth+1)/2));
while (pos<0) pos+=wave->len;
dataSum+=origData[pos%wave->len];
}
dataSum/=waveGenSmooth+1;
wave->data[i]=dataSum;
}
MARK_MODIFIED;
});
}
ImGui::TableNextRow();
ImGui::TableNextColumn();
@ -623,7 +639,39 @@ void FurnaceGUI::drawWaveEdit() {
buttonSizeHalf.x-=ImGui::GetStyle().ItemSpacing.x;
buttonSizeHalf.x*=0.5;
ImGui::Button("Normalize",buttonSize);
if (ImGui::Button("Normalize",buttonSize)) {
e->lockEngine([this,wave]() {
// find lowest point
int lowest=wave->max;
for (int i=0; i<wave->len; i++) {
if (wave->data[i]<lowest) lowest=wave->data[i];
}
// find highest point
int highest=0;
for (int i=0; i<wave->len; i++) {
if (wave->data[i]>highest) highest=wave->data[i];
}
// abort if lowest and highest points are equal
if (lowest==highest) return;
// abort if lowest and highest points already span the entire height
if (lowest==wave->max && highest==0) return;
// apply offset
for (int i=0; i<wave->len; i++) {
wave->data[i]-=lowest;
}
highest-=lowest;
// scale
for (int i=0; i<wave->len; i++) {
wave->data[i]=(wave->data[i]*wave->max)/highest;
}
MARK_MODIFIED;
});
}
if (ImGui::Button("Invert",buttonSize)) {
e->lockEngine([this,wave]() {
for (int i=0; i<wave->len; i++) {
@ -633,9 +681,25 @@ void FurnaceGUI::drawWaveEdit() {
});
}
ImGui::Button("/2",buttonSizeHalf);
if (ImGui::Button("Half",buttonSizeHalf)) {
int origData[256];
memcpy(origData,wave->data,wave->len*sizeof(int));
for (int i=0; i<wave->len; i++) {
wave->data[i]=origData[i>>1];
}
MARK_MODIFIED;
}
ImGui::SameLine();
ImGui::Button("×2",buttonSizeHalf);
if (ImGui::Button("Double",buttonSizeHalf)) {
int origData[256];
memcpy(origData,wave->data,wave->len*sizeof(int));
for (int i=0; i<wave->len; i++) {
wave->data[i]=origData[(i*2)%wave->len];
}
MARK_MODIFIED;
}
if (ImGui::Button("Convert Signed/Unsigned",buttonSize)) {
if (wave->max>0) e->lockEngine([this,wave]() {
@ -643,7 +707,7 @@ void FurnaceGUI::drawWaveEdit() {
if (wave->data[i]>(wave->max/2)) {
wave->data[i]-=(wave->max+1)/2;
} else {
wave->data[i]+=wave->max/2;
wave->data[i]+=(wave->max+1)/2;
}
}
MARK_MODIFIED;