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Added SNR meter

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Ryzerth
2021-04-30 04:28:08 +02:00
parent 3e79d4dfad
commit 96f83ee55c
5 changed files with 123 additions and 4 deletions
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43
core/src/gui/widgets/snr_meter.cpp Normal file
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#include <gui/widgets/volume_meter.h>
#include <algorithm>
#ifndef IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_MATH_OPERATORS
#endif
#include <imgui/imgui_internal.h>
namespace ImGui {
void SNRMeter(float val, const ImVec2& size_arg = ImVec2(0, 0)) {
ImGuiWindow* window = GetCurrentWindow();
ImGuiStyle& style = GImGui->Style;
float pad = style.FramePadding.y;
ImVec2 min = window->DC.CursorPos;
ImVec2 size = CalcItemSize(size_arg, CalcItemWidth(), 26);
ImRect bb(min, min + size);
float lineHeight = size.y;
ItemSize(size, style.FramePadding.y);
if (!ItemAdd(bb, 0)) {
return;
}
val = std::clamp<float>(val, 0, 100);
float ratio = size.x / 90;
float it = size.x / 9;
char buf[32];
window->DrawList->AddRectFilled(min + ImVec2(0, 1), min + ImVec2(roundf((float)val * ratio), 10), IM_COL32(0, 136, 255, 255));
window->DrawList->AddLine(min, min + ImVec2(0, 9), IM_COL32(255, 255, 255, 255));
window->DrawList->AddLine(min + ImVec2(0, 9), min + ImVec2(size.x + 1, 9), IM_COL32(255, 255, 255, 255));
for (int i = 0; i < 10; i++) {
window->DrawList->AddLine(min + ImVec2(roundf((float)i * it), 9), min + ImVec2(roundf((float)i * it), 14), IM_COL32(255, 255, 255, 255));
sprintf(buf, "%d", i * 10);
ImVec2 sz = ImGui::CalcTextSize(buf);
window->DrawList->AddText(min + ImVec2(roundf(((float)i * it) - (sz.x/2.0)) + 1, 16), IM_COL32(255, 255, 255, 255), buf);
}
}
}