Line data    Source code

       1              : #include "gui/views/gui_settings.h"
       2              : #include "gui/theme/theme.h"
       3              : #include <imgui.h>
       4              : #include <cstdio>
       5              : 
       6              : namespace Amplitron {
       7              : 
       8            6 : void GuiSettings::render(bool& show) {
       9            6 :     const SettingsProps& p = props_;
      10              : 
      11            6 :     ImGui::SetNextWindowSize(ImVec2(600, 700), ImGuiCond_FirstUseEver);
      12            6 :     if (!ImGui::Begin("Audio Settings", &show)) {
      13            0 :         ImGui::End();
      14            0 :         return;
      15              :     }
      16              : 
      17              :     // ── Signal routing summary ──
      18            6 :     ImGui::TextColored(Theme::Gold(), "SIGNAL ROUTING");
      19            6 :     ImGui::BeginChild("RoutingSummary", ImVec2(0, 60), true);
      20            6 :     ImGui::TextColored(Theme::Live(), "Guitar IN:");
      21            6 :     ImGui::SameLine();
      22            6 :     ImGui::Text("%s", p.input_device_name.c_str());
      23            6 :     ImGui::TextColored(ImVec4(0.35f, 0.60f, 0.95f, 1.0f), "Speaker OUT:");
      24            6 :     ImGui::SameLine();
      25            6 :     ImGui::Text("%s", p.output_device_name.c_str());
      26            6 :     ImGui::EndChild();
      27              : 
      28            6 :     if (!p.device_error.empty()) {
      29            6 :         ImGui::Spacing();
      30            6 :         ImGui::TextColored(ImVec4(1.0f, 0.3f, 0.3f, 1.0f), "Device error: %s", p.device_error.c_str());
      31            6 :         ImGui::SameLine();
      32            6 :         if (ImGui::SmallButton("Dismiss") && p.on_clear_error) p.on_clear_error();
      33            2 :     }
      34              : 
      35            6 :     ImGui::Spacing();
      36              : 
      37              :     // ── Latency ──
      38            6 :     ImGui::TextColored(Theme::Gold(), "LATENCY");
      39            6 :     ImGui::Text("Buffer Size (lower = less latency, more CPU):");
      40            6 :     const int   buf_sizes[]  = {32, 64, 128, 256, 512};
      41            6 :     const char* buf_labels[] = {"32", "64", "128", "256", "512"};
      42            6 :     int current_idx = 1;
      43           18 :     for (int i = 0; i < 5; ++i)
      44           18 :         if (buf_sizes[i] == p.buffer_size) { current_idx = i; break; }
      45            6 :     if (ImGui::Combo("Buffer Size", &current_idx, buf_labels, 5)) {
      46            0 :         if (p.on_buffer_size_changed) p.on_buffer_size_changed(buf_sizes[current_idx]);
      47            0 :     }
      48            6 :     ImGui::Text("Estimated latency: %.1f ms", p.latency_ms);
      49              : 
      50              : #ifdef AMPLITRON_ANDROID_OBOE
      51              :     ImGui::TextColored(ImVec4(0.2f, 0.9f, 0.4f, 1.0f),
      52              :                        "Audio backend: Oboe (%s)", p.oboe_mode_label);
      53              : #endif
      54              : 
      55              :     // CPU load
      56            6 :     ImVec4 load_color = (p.cpu_load > 0.80f) ? ImVec4(1.0f, 0.2f, 0.2f, 1.0f) :
      57            0 :                          (p.cpu_load > 0.50f) ? ImVec4(1.0f, 0.8f, 0.2f, 1.0f) :
      58            4 :                                                 ImVec4(0.2f, 0.8f, 0.2f, 1.0f);
      59            6 :     ImGui::Spacing();
      60            6 :     ImGui::TextColored(load_color, "CPU Load: %.0f%%", p.cpu_load * 100.0f);
      61            6 :     ImGui::SameLine();
      62            6 :     ImGui::ProgressBar(p.cpu_load, ImVec2(150, 0));
      63              : 
      64            6 :     if (p.suggested_buf != p.buffer_size) {
      65            6 :         ImGui::SameLine();
      66            2 :         char suggest_label[64];
      67            6 :         std::snprintf(suggest_label, sizeof(suggest_label), "Switch to %d", p.suggested_buf);
      68            6 :         if (ImGui::SmallButton(suggest_label) && p.on_buffer_size_changed)
      69            0 :             p.on_buffer_size_changed(p.suggested_buf);
      70            2 :     }
      71              : 
      72            6 :     bool auto_buf = p.auto_buf;
      73            6 :     if (ImGui::Checkbox("Auto-tune buffer size", &auto_buf) && p.on_auto_buf_changed)
      74            0 :         p.on_auto_buf_changed(auto_buf);
      75              : 
      76            6 :     ImGui::Spacing();
      77              : 
      78              :     // ── Sample rate ──
      79            6 :     const int   rates[]       = {44100, 48000, 96000};
      80            6 :     const char* rate_labels[] = {"44100", "48000", "96000"};
      81            6 :     int sr_idx = 1;
      82            6 :     for (int i = 0; i < 3; ++i)
      83            6 :         if (rates[i] == p.sample_rate) { sr_idx = i; break; }
      84            6 :     if (ImGui::Combo("Sample Rate", &sr_idx, rate_labels, 3)) {
      85            0 :         if (p.on_sample_rate_changed) p.on_sample_rate_changed(rates[sr_idx]);
      86            0 :     }
      87              : 
      88            6 :     ImGui::Separator();
      89              : 
      90              :     // ── Input devices ──
      91            6 :     ImGui::TextColored(Theme::Gold(), "INPUT DEVICE (USB Guitar Cable)");
      92            6 :     ImGui::TextWrapped("Select your USB guitar cable or audio interface. USB devices are highlighted with [USB].");
      93            6 :     ImGui::BeginChild("InputDevices", ImVec2(0, 120), true);
      94            6 :     for (const auto& dev : p.input_devices) {
      95            0 :         ImGui::PushID(dev.index);
      96            0 :         bool is_selected = (dev.index == p.current_input);
      97            0 :         std::string label = dev.name + (dev.is_usb ? "  [USB]" : "");
      98            0 :         if (dev.is_usb) ImGui::PushStyleColor(ImGuiCol_Text, Theme::GoldHot());
      99            0 :         if (ImGui::Selectable(label.c_str(), is_selected) && p.on_input_device_changed)
     100            0 :             p.on_input_device_changed(dev.index);
     101            0 :         if (dev.is_usb) ImGui::PopStyleColor();
     102            0 :         ImGui::PopID();
     103            0 :     }
     104            6 :     ImGui::EndChild();
     105              : 
     106            6 :     ImGui::Spacing();
     107              : 
     108              :     // ── Output devices ──
     109            6 :     ImGui::TextColored(Theme::Gold(), "OUTPUT DEVICE (Speakers/Headphones)");
     110            6 :     ImGui::BeginChild("OutputDevices", ImVec2(0, 120), true);
     111            6 :     for (const auto& dev : p.output_devices) {
     112            0 :         ImGui::PushID(dev.index);
     113            0 :         bool is_selected = (dev.index == p.current_output);
     114            0 :         std::string label = dev.name + (dev.is_usb ? "  [USB - not recommended]" : "");
     115            0 :         if (dev.is_usb) ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.6f, 0.6f, 0.6f, 0.7f));
     116            0 :         if (ImGui::Selectable(label.c_str(), is_selected) && p.on_output_device_changed)
     117            0 :             p.on_output_device_changed(dev.index);
     118            0 :         if (dev.is_usb) ImGui::PopStyleColor();
     119            0 :         ImGui::PopID();
     120            0 :     }
     121            6 :     ImGui::EndChild();
     122              : 
     123            6 :     ImGui::Separator();
     124            6 :     ImGui::TextDisabled("MIDI settings are managed in a separate window (Utilities > MIDI Settings).");
     125              : 
     126            6 :     ImGui::End();
     127            2 : }
     128              : 
     129              : } // namespace Amplitron