Added optional ImPlot dependency

CMakeLists.txt

@@ -18,6 +18,7 @@ option(LVK_WITH_GLFW            "Enable GLFW"                   ON)
 option(LVK_WITH_SAMPLES         "Enable sample demo apps"       ON)
 option(LVK_WITH_TRACY           "Enable Tracy profiler"         ON)
 option(LVK_WITH_WAYLAND         "Enable Wayland"                OFF)
+option(LVK_WITH_IMPLOT          "Enable ImPlot"                 ON)
 
 cmake_dependent_option(LVK_WITH_VULKAN_PORTABILITY "Enable portability extension" ON "APPLE" OFF)
 # cmake-format: on
@@ -74,6 +75,7 @@ message(STATUS "LVK_WITH_SAMPLES            = ${LVK_WITH_SAMPLES}")
 message(STATUS "LVK_WITH_TRACY              = ${LVK_WITH_TRACY}")
 message(STATUS "LVK_WITH_VULKAN_PORTABILITY = ${LVK_WITH_VULKAN_PORTABILITY}")
 message(STATUS "LVK_WITH_WAYLAND            = ${LVK_WITH_WAYLAND}")
+message(STATUS "LVK_WITH_IMPLOT             = ${LVK_WITH_IMPLOT}")
 # cmake-format: on
 
 if(NOT DEFINED CMAKE_BUILD_TYPE)
@@ -141,6 +143,10 @@ if(LVK_WITH_GLFW)
   target_compile_definitions(LVKLibrary PUBLIC "LVK_WITH_GLFW=1")
 endif()
 
+if(LVK_WITH_IMPLOT)
+  target_compile_definitions(LVKLibrary PUBLIC "LVK_WITH_IMPLOT=1")
+endif()
+
 if(LVK_DEPLOY_DEPS)
   add_dependencies(LVKLibrary LVKDependencies)
 endif()
@@ -207,9 +213,4 @@ if(LVK_WITH_TRACY)
 endif()
 
 # ImGui
-target_sources(LVKLibrary PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui.cpp")
-target_sources(LVKLibrary PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui_demo.cpp")
-target_sources(LVKLibrary PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui_draw.cpp")
-target_sources(LVKLibrary PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui_tables.cpp")
-target_sources(LVKLibrary PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui_widgets.cpp")
 target_include_directories(LVKLibrary PUBLIC "${LVK_ROOT_DIR}/third-party/deps/src/imgui")

lvk/HelpersImGui.cpp

@@ -7,6 +7,15 @@
 
 #include "HelpersImGui.h"
 
+#include "imgui/imgui.cpp"
+#include "imgui/imgui_draw.cpp"
+#include "imgui/imgui_tables.cpp"
+#include "imgui/imgui_widgets.cpp"
+#if defined(LVK_WITH_IMPLOT)
+#include "implot/implot.cpp"
+#include "implot/implot_items.cpp"
+#endif // LVK_WITH_IMPLOT
+
 #include <math.h>
 
 static const char* codeVS = R"(
@@ -88,6 +97,9 @@ lvk::Holder<lvk::RenderPipelineHandle> ImGuiRenderer::createNewPipelineState(con
 
 ImGuiRenderer::ImGuiRenderer(lvk::IContext& device, const char* defaultFontTTF, float fontSizePixels) : ctx_(device) {
   ImGui::CreateContext();
+#if defined(LVK_WITH_IMPLOT)
+  ImPlot::CreateContext();
+#endif // LVK_WITH_IMPLOT
 
   ImGuiIO& io = ImGui::GetIO();
   io.BackendRendererName = "imgui-lvk";
@@ -102,6 +114,9 @@ ImGuiRenderer::ImGuiRenderer(lvk::IContext& device, const char* defaultFontTTF,
 ImGuiRenderer::~ImGuiRenderer() {
   ImGuiIO& io = ImGui::GetIO();
   io.Fonts->TexID = nullptr;
+#if defined(LVK_WITH_IMPLOT)
+  ImPlot::DestroyContext();
+#endif // LVK_WITH_IMPLOT
   ImGui::DestroyContext();
 }
 

lvk/HelpersImGui.h

@@ -7,6 +7,8 @@
 
 #pragma once
 
+#define IMGUI_DEFINE_MATH_OPERATORS
+
 #include <lvk/LVK.h>
 #include <imgui/imgui.h>
 

samples/CMakeLists.txt

@@ -39,4 +39,6 @@ ADD_DEMO("Tiny_Mesh")
 ADD_DEMO("Tiny_MeshLarge")
 
 target_sources(Tiny_MeshLarge
-               PUBLIC "${LVK_ROOT_DIR}/third-party/deps/src/3D-Graphics-Rendering-Cookbook/shared/UtilsCubemap.cpp")
+               PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/3D-Graphics-Rendering-Cookbook/shared/UtilsCubemap.cpp")
+
+target_sources(Tiny_MeshLarge PRIVATE "${LVK_ROOT_DIR}/third-party/deps/src/imgui/imgui_demo.cpp")

third-party/bootstrap-deps.json

@@ -99,6 +99,14 @@
         "revision": "v1.89.9"
     }
 },
+{
+    "name": "implot",
+    "source": {
+        "type": "git",
+        "url": "https://github.com/epezent/implot",
+        "revision": "065acc3319f0422479c0fed5a5edccd0f563729f"
+    }
+},
 {
     "name": "volk",
     "source": {