Add visual samples.

1 files changed, 467 insertions, 0 deletions

diff --git a/NvCloth/samples/SampleBase/ui/CommonUIController.cpp b/NvCloth/samples/SampleBase/ui/CommonUIController.cpp
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+++ b/NvCloth/samples/SampleBase/ui/CommonUIController.cpp
@@ -0,0 +1,467 @@
+/*
+* Copyright (c) 2008-2017, NVIDIA CORPORATION.  All rights reserved.
+*
+* NVIDIA CORPORATION and its licensors retain all intellectual property
+* and proprietary rights in and to this software, related documentation
+* and any modifications thereto.  Any use, reproduction, disclosure or
+* distribution of this software and related documentation without an express
+* license agreement from NVIDIA CORPORATION is strictly prohibited.
+*/
+
+#include "CommonUIController.h"
+
+#include "Renderer.h"
+#include "SceneController.h"
+#include "SampleController.h"
+#include "SampleProfiler.h"
+
+#include <imgui.h>
+#include "imgui_impl_dx11.h"
+#include "UIHelpers.h"
+
+#include <cstdio>
+#include <inttypes.h>
+
+
+inline float memorySizeOutput(const char*& prefix, float value)
+{
+	for (prefix = "\0\0k\0M\0G\0T\0P\0E"; value >= 1024 && *prefix != 'E'; value /= 1024, prefix += 2);
+	return value;
+}
+
+CommonUIController::CommonUIController()
+{
+}
+
+HRESULT CommonUIController::DeviceCreated(ID3D11Device* pDevice)
+{
+	DeviceManager* manager = GetDeviceManager();
+	ID3D11DeviceContext* pd3dDeviceContext;
+	pDevice->GetImmediateContext(&pd3dDeviceContext);
+	ImGui_ImplDX11_Init(manager->GetHWND(), pDevice, pd3dDeviceContext);
+	
+	ImGuiStyle& style = ImGui::GetStyle();
+	style.WindowRounding = 8.0f;
+	style.ScrollbarRounding = 8.0f;
+	style.FrameRounding = 8.0f;
+	//style.IndentSpacing = 20;
+	int mainColor[3] = { 110, 110, 110 }; // previous green one { 50, 110, 30 }
+	style.Colors[ImGuiCol_TitleBg]              = ImColor(mainColor[0], mainColor[1], mainColor[2], 62);
+	style.Colors[ImGuiCol_TitleBgCollapsed]     = ImColor(mainColor[0], mainColor[1], mainColor[2], 52);
+	style.Colors[ImGuiCol_TitleBgActive]        = ImColor(mainColor[0], mainColor[1], mainColor[2], 87);
+	style.Colors[ImGuiCol_Header]               = ImColor(mainColor[0], mainColor[1], mainColor[2], 52);
+	style.Colors[ImGuiCol_HeaderHovered]        = ImColor(mainColor[0], mainColor[1], mainColor[2], 92);
+	style.Colors[ImGuiCol_HeaderActive]         = ImColor(mainColor[0], mainColor[1], mainColor[2], 72);
+	style.Colors[ImGuiCol_ScrollbarBg]          = ImColor(mainColor[0], mainColor[1], mainColor[2], 12);
+	style.Colors[ImGuiCol_ScrollbarGrab]        = ImColor(mainColor[0], mainColor[1], mainColor[2], 52);
+	style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImColor(mainColor[0], mainColor[1], mainColor[2], 92);
+	style.Colors[ImGuiCol_ScrollbarGrabActive]  = ImColor(mainColor[0], mainColor[1], mainColor[2], 72);
+	style.Colors[ImGuiCol_Button]               = ImColor(40, 100, 80, 30);
+	style.Colors[ImGuiCol_ButtonHovered]        = ImColor(40, 100, 80, 100);
+	style.Colors[ImGuiCol_ButtonActive]         = ImColor(40, 100, 80, 70);
+	style.Colors[ImGuiCol_PopupBg]				= ImColor(10, 23, 18, 230);
+	style.Colors[ImGuiCol_TextSelectedBg]		= ImColor(10, 23, 18, 180);
+	style.Colors[ImGuiCol_FrameBg]				= ImColor(70, 70, 70, 30);
+	style.Colors[ImGuiCol_FrameBgHovered]		= ImColor(70, 70, 70, 70);
+	style.Colors[ImGuiCol_FrameBgActive]		= ImColor(70, 70, 70, 50);
+	style.Colors[ImGuiCol_ComboBg]				= ImColor(20, 20, 20, 252);
+
+	return S_OK;
+}
+
+void CommonUIController::DeviceDestroyed()
+{
+	ImGui_ImplDX11_Shutdown();
+}
+
+extern LRESULT ImGui_ImplDX11_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
+
+LRESULT CommonUIController::MsgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+	PX_UNUSED(hWnd);
+	PX_UNUSED(wParam);
+	PX_UNUSED(lParam);
+
+	ImGui_ImplDX11_WndProcHandler(hWnd, uMsg, wParam, lParam);
+
+	if (uMsg == WM_KEYDOWN && !ImGui::GetIO().WantCaptureKeyboard)
+	{
+		int iKeyPressed = static_cast<int>(wParam);
+		switch (iKeyPressed)
+		{
+			case 'P':
+			{
+				//getPhysXController().setPaused(!getPhysXController().isPaused());
+				break;
+			}
+			case 'O':
+			{
+				getRenderer().setWireframeMode(!getRenderer().getWireframeMode());
+				break;
+			}
+			case 'I':
+			{
+				//getBlastController().debugRenderMode = (BlastFamily::DebugRenderMode)(((int)getBlastController().debugRenderMode + 1) % BlastFamily::DebugRenderMode::DEBUG_RENDER_MODES_COUNT);
+				break;
+			}
+			case VK_F5:
+			{
+				getRenderer().reloadShaders();
+				break;
+			}
+			default:
+				break;
+		}
+	}
+
+	if (ImGui::GetIO().WantCaptureMouse)
+		return 0;
+
+	return 1;
+}
+
+void CommonUIController::Animate(double fElapsedTimeSeconds)
+{
+	m_dt = (float)fElapsedTimeSeconds;
+}
+
+void CommonUIController::Render(ID3D11Device*, ID3D11DeviceContext*, ID3D11RenderTargetView*, ID3D11DepthStencilView*)
+{
+	ImGui_ImplDX11_NewFrame();
+	drawUI();
+	ImGui::Render();
+}
+
+void CommonUIController::addDelayedCall(const char* title, const char* message, std::function<void()> func, float delay)
+{
+	DelayedCall call = { func, title, message, delay, delay };
+	m_delayedCalls.emplace(call);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//													IMGUI UI
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+
+void CommonUIController::drawUI()
+{
+	const float padding = 8.0f;
+	ImGui::SetNextWindowPos(ImVec2(padding, padding), ImGuiSetCond_Once/*ImGuiSetCond_FirstUseEver*/);
+	ImGui::SetNextWindowSize(ImVec2(420, getRenderer().getScreenHeight() - 2 * padding), ImGuiSetCond_Once/*ImGuiSetCond_FirstUseEver*/);
+	ImGui::SetNextWindowCollapsed(false, ImGuiSetCond_Once);
+	ImGui::Begin("New Shiny UI", 0, ImGuiWindowFlags_NoTitleBar);
+	{
+		ImGui::PushItemWidth(ImGui::GetWindowSize().x * 0.5f);
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Scene
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Scene"))
+		{
+			getSceneController().drawUI();
+		}
+
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Stats
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Stats"))
+		{
+			// FPS
+			double averageTime = GetDeviceManager()->GetAverageFrameTime();
+			float fps = (averageTime > 0) ? 1.0 / averageTime : 0.0;
+			float frameMs = 1000.0f / fps;
+			ImGui::Text("Frame Time %.3f ms (%.1f FPS)", frameMs, fps);
+
+			static PlotLinesInstance<> fpsPlot;
+			fpsPlot.plot("FPS", frameMs, "ms/frame", 0.0f, 100.0f);
+
+			// Render stats
+			ImGui::PushStyleColor(ImGuiCol_Text, ImColor(0xFF, 0x3B, 0xD8, 0xFF));
+			ImGui::Text("Draw Calls (Opaque/Transparent): %d/%d", getRenderer().getVisibleOpaqueRenderablesCount(), getRenderer().getVisibleTransparentRenderablesCount());
+			ImGui::PopStyleColor();
+
+#if NV_PROFILE
+			// Sample Profiler
+			static bool s_showProfilerWindow = false;
+			if (ImGui::Button("Code Profiler"))
+			{
+				s_showProfilerWindow = !s_showProfilerWindow;
+			}
+			if (s_showProfilerWindow)
+			{
+				drawCodeProfiler(&s_showProfilerWindow);
+			}
+#endif
+		}
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Application
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Application"))
+		{
+			// Reload Shaders
+			if (ImGui::Button("Reload Shaders (F5)"))
+			{
+				getRenderer().reloadShaders();
+			}
+
+			/*// ImGui Test Window (just in case)
+			static bool s_showTestWindow = false;
+			if (ImGui::Button("ImGui Test Window"))
+			{
+				s_showTestWindow = !s_showTestWindow;
+			}
+			if (s_showTestWindow)
+			{
+				ImGui::ShowTestWindow();
+			}*/
+		}
+
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Debug Render
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Debug Render"))
+		{
+			// WireFrame
+			bool wireFrameEnabled = getRenderer().getWireframeMode();
+			if (ImGui::Checkbox("WireFrame (O)", &wireFrameEnabled))
+			{
+				getRenderer().setWireframeMode(wireFrameEnabled);
+			}
+
+			// - - - - - - - -
+			ImGui::Spacing();
+		}
+
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Renderer
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Renderer"))
+		{
+			getRenderer().drawUI();
+		}
+
+
+		///////////////////////////////////////////////////////////////////////////////////////////
+		// Hints
+		///////////////////////////////////////////////////////////////////////////////////////////
+		if (ImGui::CollapsingHeader("Hints / Help"))
+		{
+			ImGui::BulletText("Rotate camera - RMB");
+			ImGui::BulletText("Move camera - WASDQE(SHIFT)");
+			//ImGui::BulletText("Play/Pause - P");
+			ImGui::BulletText("Reload shaders - F5");
+			ImGui::BulletText("Wireframe - O");
+			//ImGui::BulletText("Restart - R");
+		}
+
+		ImGui::PopItemWidth();
+	}
+	ImGui::End();
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Mode Text
+	///////////////////////////////////////////////////////////////////////////////////////////
+	/*{
+		ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4());
+		ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0,0));
+
+		const char* text = "CENTERED TEXT, REMOVE ME";
+		ImVec2 size = ImGui::CalcTextSize(text);
+		ImGui::SetNextWindowPos(ImVec2((getRenderer().getScreenWidth() - size.x) / 2, 0));
+		ImGui::Begin("Mode Text", 0, ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar);
+		ImGui::Text(text);
+		ImGui::End();
+
+		ImGui::PopStyleVar();
+		ImGui::PopStyleColor();
+	}*/
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// FPS
+	///////////////////////////////////////////////////////////////////////////////////////////
+	{
+		ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4());
+		ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0, 0));
+
+		double averageTime = GetDeviceManager()->GetAverageFrameTime();
+		float fps = (averageTime > 0) ? 1.0 / averageTime : 0.0;
+		static char buf[32];
+		std::sprintf(buf, "%.1f FPS", fps);
+		ImVec2 size = ImGui::CalcTextSize(buf);
+
+		size.x += 20.0;
+		ImGui::SetNextWindowSize(size);
+		ImGui::SetNextWindowPos(ImVec2(getRenderer().getScreenWidth() - size.x, 0));
+		ImGui::Begin("FPS", 0, ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar);
+		ImGui::Text(buf);
+		ImGui::End();
+
+		ImGui::PopStyleVar();
+		ImGui::PopStyleColor();
+	}
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Loading overlay
+	///////////////////////////////////////////////////////////////////////////////////////////
+	if (!m_delayedCalls.empty())
+	{
+		DelayedCall& call = m_delayedCalls.front();
+		if (call.delay > 0)
+		{
+			const int height = 50;
+			const char* message = call.message;
+			const float alpha =  PxClamp(lerp(0.0f, 1.0f, (call.delayTotal - call.delay) * 10.0f), 0.0f, 1.0f);
+
+			ImGui::PushStyleColor(ImGuiCol_WindowBg, ImColor(0, 0, 0, 200));
+			ImGui::PushStyleVar(ImGuiStyleVar_Alpha, alpha);
+			ImGui::SetNextWindowPosCenter();
+			ImVec2 size = ImGui::CalcTextSize(message);
+			int width = std::max<float>(200, size.x) + 50;
+			ImGui::SetNextWindowSize(ImVec2(width, height));
+			ImGui::Begin(call.title, 0, ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar);
+			ImGui::SetCursorPos(ImVec2((width - size.x) * 0.5f, (height - size.y) * 0.5f));
+			ImGui::Text(message);
+			ImGui::End();
+			ImGui::PopStyleVar();
+			ImGui::PopStyleColor();
+
+			call.delay -= PxClamp(m_dt, 0.0f, 0.1f);
+		}
+		else
+		{
+			call.func();
+			m_delayedCalls.pop();
+		}
+	}
+}
+
+
+void CommonUIController::drawCodeProfiler(bool* open)
+{
+	ImGuiWindowFlags window_flags = 0;
+	const float padding = 8.0f;
+	const float width = 550;
+	const float height = 580;
+	ImGui::SetNextWindowPos(ImVec2(getRenderer().getScreenWidth() - width - padding, padding), ImGuiSetCond_Once/*ImGuiSetCond_FirstUseEver*/);
+	ImGui::SetNextWindowSize(ImVec2(width, height), ImGuiSetCond_Once);
+	if (!ImGui::Begin("Code Profiler", open, window_flags))
+	{
+		// Early out if the window is collapsed, as an optimization.
+		ImGui::End();
+		return;
+	}
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Control/Main Bar
+	///////////////////////////////////////////////////////////////////////////////////////////
+	{
+		if (ImGui::Button("Reset"))
+		{
+			PROFILER_INIT();
+		}
+		ImGui::SameLine();
+		if (ImGui::Button("Dump To File (profile.txt)"))
+		{
+			SampleProfilerDumpToFile("profile.txt");
+		}
+		ImGui::SameLine();
+		ImGui::Text("Profiler overhead: %2.3f ms", SampleProfilerGetOverhead().count() * 0.001f);
+	}
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Legend
+	///////////////////////////////////////////////////////////////////////////////////////////
+	{
+		ImGui::Spacing(); ImGui::Separator(); ImGui::Spacing();
+		ImGui::Text("Legend: name | calls | time | max time");
+		ImGui::Spacing(); ImGui::Separator(); ImGui::Spacing();
+	}
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Stats Tree
+	///////////////////////////////////////////////////////////////////////////////////////////
+	ImGui::SetNextTreeNodeOpen(true, ImGuiSetCond_Once);
+	float plotMS = 0.0f;
+	float plotMaxMS = 0.0f;
+	const char* plotName = nullptr;
+	if (ImGui::TreeNode("Root"))
+	{
+		auto treeIt = SampleProfilerCreateTreeIterator();
+		if (treeIt)
+		{
+			uint32_t depth = 1;
+			uint32_t openeDepth = 1;
+			while (!treeIt->isDone())
+			{
+				const auto data = treeIt->data();
+
+				while (data->depth < depth)
+				{
+					ImGui::TreePop();
+					depth--;
+				}
+
+				const uint32_t maxLen = 30;
+				auto hash = data->hash;
+				static uint64_t selectedNodeHash = 0;
+				if (selectedNodeHash == hash)
+				{
+					plotMS = data->time.count() * 0.001f;
+					plotMaxMS = data->maxTime.count() * 0.001f;
+					plotName = data->name;
+				}
+				if (ImGui::TreeNodeEx(data->name, data->hasChilds ? 0 : ImGuiTreeNodeFlags_Leaf, "%-*.*s | %d | %2.3f ms | %2.3f ms",
+					maxLen, maxLen, data->name, data->calls, data->time.count() * 0.001f, data->maxTime.count() * 0.001f))
+				{
+					depth++;
+					treeIt->next();
+				}
+				else
+				{
+					treeIt->next();
+					while (!treeIt->isDone() && treeIt->data()->depth > depth)
+						treeIt->next();
+				}
+
+				if (ImGui::IsItemClicked())
+				{
+					selectedNodeHash = hash;
+				}
+			}
+
+			while (depth > 0)
+			{
+				ImGui::TreePop();
+				depth--;
+			}
+
+			treeIt->release();
+		}
+		else
+		{
+			ImGui::Text("Profiler Is Broken. Begin/End Mismatch.");
+		}
+	}
+
+	///////////////////////////////////////////////////////////////////////////////////////////
+	// Selected Item Plot
+	///////////////////////////////////////////////////////////////////////////////////////////
+	{
+		ImGui::Spacing(); ImGui::Separator(); ImGui::Spacing();
+		if (plotName)
+		{
+			static PlotLinesInstance<> selectedNodePlot;
+			selectedNodePlot.plot("", plotMS, plotName, 0.0f, plotMaxMS);
+		}
+		else
+		{
+			ImGui::Text("Select item to plot.");
+		}
+	}
+
+	ImGui::End();
+}
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