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Added ImGui style selection

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This commit is contained in:
Sascha Willems 2023-02-25 10:27:47 +01:00
parent 61bd5cfd92
commit f66ecd936e
1 changed files with 41 additions and 8 deletions
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49
examples/imgui/main.cpp
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@ -47,6 +47,8 @@ private:
vks::VulkanDevice *device;
VkPhysicalDeviceDriverProperties driverProperties = {};
VulkanExampleBase *example;
ImGuiStyle vulkanStyle;
int selectedStyle = 0;
public:
// UI params are set via push constants
struct PushConstBlock {
@ -87,12 +89,15 @@ public:
void init(float width, float height)
{
// Color scheme
ImGuiStyle& style = ImGui::GetStyle();
style.Colors[ImGuiCol_TitleBg] = ImVec4(1.0f, 0.0f, 0.0f, 0.6f);
style.Colors[ImGuiCol_TitleBgActive] = ImVec4(1.0f, 0.0f, 0.0f, 0.8f);
style.Colors[ImGuiCol_MenuBarBg] = ImVec4(1.0f, 0.0f, 0.0f, 0.4f);
style.Colors[ImGuiCol_Header] = ImVec4(1.0f, 0.0f, 0.0f, 0.4f);
style.Colors[ImGuiCol_CheckMark] = ImVec4(0.0f, 1.0f, 0.0f, 1.0f);
vulkanStyle = ImGui::GetStyle();
vulkanStyle.Colors[ImGuiCol_TitleBg] = ImVec4(1.0f, 0.0f, 0.0f, 0.6f);
vulkanStyle.Colors[ImGuiCol_TitleBgActive] = ImVec4(1.0f, 0.0f, 0.0f, 0.8f);
vulkanStyle.Colors[ImGuiCol_MenuBarBg] = ImVec4(1.0f, 0.0f, 0.0f, 0.4f);
vulkanStyle.Colors[ImGuiCol_Header] = ImVec4(1.0f, 0.0f, 0.0f, 0.4f);
vulkanStyle.Colors[ImGuiCol_CheckMark] = ImVec4(0.0f, 1.0f, 0.0f, 1.0f);
setStyle(0);
// Dimensions
ImGuiIO& io = ImGui::GetIO();
io.DisplaySize = ImVec2(width, height);
@ -111,6 +116,28 @@ public:
#endif
}
void setStyle(uint32_t index)
{
switch (index)
{
case 0:
{
ImGuiStyle& style = ImGui::GetStyle();
style = vulkanStyle;
break;
}
case 1:
ImGui::StyleColorsClassic();
break;
case 2:
ImGui::StyleColorsDark();
break;
case 3:
ImGui::StyleColorsLight();
break;
}
}
// Initialize all Vulkan resources used by the ui
void initResources(VkRenderPass renderPass, VkQueue copyQueue, const std::string& shadersPath)
{
@ -354,7 +381,7 @@ public:
// Init imGui windows and elements
// SRS - Set initial position of default Debug window (note: Debug window sets its own initial size, use ImGuiSetCond_Always to override)
// Debug window
ImGui::SetWindowPos(ImVec2(20 * example->UIOverlay.scale, 20 * example->UIOverlay.scale), ImGuiSetCond_FirstUseEver);
ImGui::SetWindowSize(ImVec2(300 * example->UIOverlay.scale, 300 * example->UIOverlay.scale), ImGuiSetCond_Always);
ImGui::TextUnformatted(example->title.c_str());
@ -383,7 +410,7 @@ public:
ImGui::InputFloat3("position", &example->camera.position.x, 2);
ImGui::InputFloat3("rotation", &example->camera.rotation.x, 2);
// SRS - Set initial position and size of Example settings window
// Example settings window
ImGui::SetNextWindowPos(ImVec2(20 * example->UIOverlay.scale, 360 * example->UIOverlay.scale), ImGuiSetCond_FirstUseEver);
ImGui::SetNextWindowSize(ImVec2(300 * example->UIOverlay.scale, 200 * example->UIOverlay.scale), ImGuiSetCond_FirstUseEver);
ImGui::Begin("Example settings");
@ -392,6 +419,12 @@ public:
ImGui::Checkbox("Display background", &uiSettings.displayBackground);
ImGui::Checkbox("Animate light", &uiSettings.animateLight);
ImGui::SliderFloat("Light speed", &uiSettings.lightSpeed, 0.1f, 1.0f);
//ImGui::ShowStyleSelector("UI style");
if (ImGui::Combo("UI style", &selectedStyle, "Vulkan\0Classic\0Dark\0Light\0")) {
setStyle(selectedStyle);
}
ImGui::End();
//SRS - ShowDemoWindow() sets its own initial position and size, cannot override here