ImGui:: add ImPlot (ImGui Plotter tools)

Will be used for upgrading ImGui in the Recast NavMesh editor, and future tooling in-game.

license/thirdpartylegalnotices.txt

@@ -185,6 +185,33 @@ ImGuiColorTextEdit
 	// SOFTWARE.
 	////////////////////////////////////////////////////////////////////////////
 
+************************************************************************************
+ImPlot
+************************************************************************************
+
+	// MIT License
+	// 
+	// Copyright (c) 2020 Evan Pezent
+	// 
+	// Permission is hereby granted, free of charge, to any person obtaining a copy
+	// of this software and associated documentation files (the "Software"), to deal
+	// in the Software without restriction, including without limitation the rights
+	// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+	// copies of the Software, and to permit persons to whom the Software is
+	// furnished to do so, subject to the following conditions:
+	// 
+	// The above copyright notice and this permission notice shall be included in all
+	// copies or substantial portions of the Software.
+	// 
+	// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+	// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+	// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+	// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+	// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+	// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+	// SOFTWARE.
+	////////////////////////////////////////////////////////////////////////////
+
 ************************************************************************************
 Simple DirectMedia Layer 2
 ************************************************************************************

src/thirdparty/imgui/CMakeLists.txt

@@ -32,6 +32,10 @@ add_sources( SOURCE_GROUP "Misc"
 	"misc/imgui_editor.h"
 	"misc/imgui_logger.cpp"
 	"misc/imgui_logger.h"
+	"misc/imgui_plotter.cpp"
+	"misc/imgui_plotter.h"
+	"misc/imgui_plotter_items.cpp"
+	"misc/imgui_plotter_internal.h"
 	"misc/imgui_snapshot.cpp"
 	"misc/imgui_snapshot.h"
 	"misc/imgui_utility.cpp"
@@ -42,6 +46,7 @@ add_sources( SOURCE_GROUP "Misc"
 
 add_sources( SOURCE_GROUP "Demos"
 	"demos/imgui_demo.cpp"
+	"demos/imgui_plotter_demo.cpp"
 )
 
 end_sources()
@@ -50,4 +55,5 @@ thirdparty_suppress_warnings()
 target_compile_definitions( ${PROJECT_NAME} PRIVATE BUILDING_LIBIMGUI )
 
 target_include_directories( ${PROJECT_NAME} PRIVATE "${THIRDPARTY_SOURCE_DIR}/imgui/" )
+target_include_directories( ${PROJECT_NAME} PRIVATE "${THIRDPARTY_SOURCE_DIR}/imgui/misc/" )
 target_include_directories( ${PROJECT_NAME} PRIVATE "${THIRDPARTY_SOURCE_DIR}/sdl/include/" )