furnace/src/gui/osc.cpp

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/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "gui.h"
void FurnaceGUI::drawOsc() {
if (nextWindow==GUI_WINDOW_OSCILLOSCOPE) {
oscOpen=true;
ImGui::SetNextWindowFocus();
nextWindow=GUI_WINDOW_NOTHING;
}
if (!oscOpen) return;
ImGui::SetNextWindowSizeConstraints(ImVec2(64.0f*dpiScale,32.0f*dpiScale),ImVec2(scrW*dpiScale,scrH*dpiScale));
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding,ImVec2(0,0));
ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing,ImVec2(0,0));
ImGui::PushStyleVar(ImGuiStyleVar_ItemInnerSpacing,ImVec2(0,0));
if (ImGui::Begin("Oscilloscope",&oscOpen)) {
float values[512];
for (int i=0; i<512; i++) {
int pos=i*e->oscSize/512;
values[i]=(e->oscBuf[0][pos]+e->oscBuf[1][pos])*0.5f;
}
//ImGui::SetCursorPos(ImVec2(0,0));
ImGui::BeginDisabled();
ImGui::PlotLines("##SingleOsc",values,512,0,NULL,-1.0f,1.0f,ImGui::GetContentRegionAvail());
ImGui::EndDisabled();
}
ImGui::PopStyleVar(3);
if (ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows)) curWindow=GUI_WINDOW_OSCILLOSCOPE;
ImGui::End();
}