Import aap/librw @ masterHEADmaster

Snapshot for re3/reVC vendoring, per @lzcnt.
Source: https://github.com/aap/librw (master).

2 files changed, 192 insertions, 0 deletions

diff --git a/tools/imguitest/CMakeLists.txt b/tools/imguitest/CMakeLists.txt
new file mode 100644
index 0000000..4f2e31d
--- /dev/null
+++ b/tools/imguitest/CMakeLists.txt
@@ -0,0 +1,17 @@
+add_executable(imguitest WIN32
+    main.cpp
+)
+
+target_link_libraries(imguitest
+    PUBLIC
+        librw::skeleton
+        librw::librw
+)
+
+if(LIBRW_INSTALL)
+    install(TARGETS imguitest
+        RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
+    )
+endif()
+
+librw_platform_target(imguitest INSTALL)
diff --git a/tools/imguitest/main.cpp b/tools/imguitest/main.cpp
new file mode 100644
index 0000000..749c06f
--- /dev/null
+++ b/tools/imguitest/main.cpp
@@ -0,0 +1,175 @@
+#include <rw.h>
+#include <skeleton.h>
+#include <assert.h>
+
+rw::V3d zero = { 0.0f, 0.0f, 0.0f };
+struct SceneGlobals {
+	rw::World *world;
+	rw::Camera *camera;
+} Scene;
+rw::EngineOpenParams engineOpenParams;
+
+void
+Init(void)
+{
+	sk::globals.windowtitle = "ImGui test";
+	sk::globals.width = 1280;
+	sk::globals.height = 800;
+	sk::globals.quit = 0;
+}
+
+bool
+attachPlugins(void)
+{
+	rw::ps2::registerPDSPlugin(40);
+	rw::ps2::registerPluginPDSPipes();
+
+	rw::registerMeshPlugin();
+	rw::registerNativeDataPlugin();
+	rw::registerAtomicRightsPlugin();
+	rw::registerMaterialRightsPlugin();
+	rw::xbox::registerVertexFormatPlugin();
+	rw::registerSkinPlugin();
+	rw::registerUserDataPlugin();
+	rw::registerHAnimPlugin();
+	rw::registerMatFXPlugin();
+	rw::registerUVAnimPlugin();
+	rw::ps2::registerADCPlugin();
+	return true;
+}
+
+bool
+InitRW(void)
+{
+//	rw::platform = rw::PLATFORM_D3D8;
+	if(!sk::InitRW())
+		return false;
+
+	Scene.world = rw::World::create();
+
+	rw::Light *ambient = rw::Light::create(rw::Light::AMBIENT);
+	ambient->setColor(0.2f, 0.2f, 0.2f);
+	Scene.world->addLight(ambient);
+
+	rw::V3d xaxis = { 1.0f, 0.0f, 0.0f };
+	rw::Light *direct = rw::Light::create(rw::Light::DIRECTIONAL);
+	direct->setColor(0.8f, 0.8f, 0.8f);
+	direct->setFrame(rw::Frame::create());
+	direct->getFrame()->rotate(&xaxis, 180.0f, rw::COMBINEREPLACE);
+	Scene.world->addLight(direct);
+
+	Scene.camera = sk::CameraCreate(sk::globals.width, sk::globals.height, 1);
+	Scene.world->addCamera(Scene.camera);
+
+	ImGui_ImplRW_Init();
+	ImGui::StyleColorsClassic();
+
+	return true;
+}
+
+void
+Draw(float timeDelta)
+{
+	static bool show_demo_window = true;
+	static bool show_another_window = false;
+	static ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
+
+	rw::RGBA clearcol = rw::makeRGBA(clear_color.x*255, clear_color.y*255, clear_color.z*255, clear_color.w*255);
+	Scene.camera->clear(&clearcol, rw::Camera::CLEARIMAGE|rw::Camera::CLEARZ);
+	Scene.camera->beginUpdate();
+
+	ImGui_ImplRW_NewFrame(timeDelta);
+
+	// 1. Show a simple window.
+	// Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets automatically appears in a window called "Debug".
+	{
+		static float f = 0.0f;
+		ImGui::Text("Hello, world!");                           // Some text (you can use a format string too)
+		ImGui::SliderFloat("float", &f, 0.0f, 1.0f);            // Edit 1 float as a slider from 0.0f to 1.0f
+		ImGui::ColorEdit3("clear color", (float*)&clear_color); // Edit 3 floats as a color
+		if(ImGui::Button("Demo Window"))                       // Use buttons to toggle our bools. We could use Checkbox() as well.
+			show_demo_window ^= 1;
+		if(ImGui::Button("Another Window"))
+			show_another_window ^= 1;
+		ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
+	}
+
+        // 2. Show another simple window. In most cases you will use an explicit Begin/End pair to name the window.
+	if(show_another_window){
+		ImGui::Begin("Another Window", &show_another_window);
+		ImGui::Text("Hello from another window!");
+		ImGui::End();
+	}
+
+        // 3. Show the ImGui demo window. Most of the sample code is in ImGui::ShowDemoWindow().
+	if(show_demo_window){
+		ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiCond_FirstUseEver); // Normally user code doesn't need/want to call this because positions are saved in .ini file anyway. Here we just want to make the demo initial state a bit more friendly!
+		ImGui::ShowDemoWindow(&show_demo_window);
+	}
+
+
+	ImGui::EndFrame();
+	ImGui::Render();
+
+	ImGui_ImplRW_RenderDrawLists(ImGui::GetDrawData());
+
+	Scene.camera->endUpdate();
+	Scene.camera->showRaster(0);
+}
+
+
+void
+KeyUp(int key)
+{
+}
+
+void
+KeyDown(int key)
+{
+	switch(key){
+	case sk::KEY_ESC:
+		sk::globals.quit = 1;
+		break;
+	}
+}
+
+sk::EventStatus
+AppEventHandler(sk::Event e, void *param)
+{
+	using namespace sk;
+	Rect *r;
+
+	ImGuiEventHandler(e, param);
+
+	switch(e){
+	case INITIALIZE:
+		Init();
+		return EVENTPROCESSED;
+	case RWINITIALIZE:
+		return ::InitRW() ? EVENTPROCESSED : EVENTERROR;
+	case PLUGINATTACH:
+		return attachPlugins() ? EVENTPROCESSED : EVENTERROR;
+	case KEYDOWN:
+		KeyDown(*(int*)param);
+		return EVENTPROCESSED;
+	case KEYUP:
+		KeyUp(*(int*)param);
+		return EVENTPROCESSED;
+	case RESIZE:
+		r = (Rect*)param;
+		// TODO: register when we're minimized
+		if(r->w == 0) r->w = 1;
+		if(r->h == 0) r->h = 1;
+
+		sk::globals.width = r->w;
+		sk::globals.height = r->h;
+		// TODO: set aspect ratio
+		if(Scene.camera)
+			sk::CameraSize(Scene.camera, r);
+		break;
+	case IDLE:
+		Draw(*(float*)param);
+		return EVENTPROCESSED;
+	}
+	return sk::EVENTNOTPROCESSED;
+}