From d62d686aa8e9be6379b9db2cc0ca6582cacf1d89 Mon Sep 17 00:00:00 2001
From: Egor Yusov <egor.yusov@gmail.com>
Date: Tue, 1 Oct 2019 08:06:15 -0700
Subject: Preliminary implementation of imgui on iOS

---
 Imgui/src/ImGuiImplIOS.mm | 67 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Imgui/src/ImGuiImplIOS.mm

(limited to 'Imgui/src')

diff --git a/Imgui/src/ImGuiImplIOS.mm b/Imgui/src/ImGuiImplIOS.mm
new file mode 100644
index 0000000..789680f
--- /dev/null
+++ b/Imgui/src/ImGuiImplIOS.mm
@@ -0,0 +1,67 @@
+/*     Copyright 2019 Diligent Graphics LLC
+ *  
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  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 OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+#include "imgui.h"
+#include "ImGuiImplIOS.h"
+
+namespace Diligent
+{
+
+ImGuiImplIOS::ImGuiImplIOS(IRenderDevice*  pDevice,
+                           TEXTURE_FORMAT  BackBufferFmt,
+                           TEXTURE_FORMAT  DepthBufferFmt,
+                           Uint32          DisplayWidth,
+                           Uint32          DisplayHeight,
+                           Uint32          InitialVertexBufferSize,
+                           Uint32          InitialIndexBufferSize) :
+    ImGuiImplDiligent(pDevice, BackBufferFmt, DepthBufferFmt, InitialVertexBufferSize, InitialIndexBufferSize)
+{
+    ImGuiIO& io = ImGui::GetIO();
+    //io.FontGlobalScale = 2;
+    io.DisplaySize = ImVec2(DisplayWidth, DisplayHeight);
+}
+
+ImGuiImplIOS::~ImGuiImplIOS()
+{
+}
+
+void ImGuiImplIOS::NewFrame()
+{
+    std::lock_guard<std::mutex> Lock(m_Mtx);
+    ImGuiImplDiligent::NewFrame();
+}
+
+void ImGuiImplIOS::SetDisplaySize(Uint32 DisplayWidth, Uint32 DisplayHeight)
+{
+    std::lock_guard<std::mutex> Lock(m_Mtx);
+    ImGuiIO& io = ImGui::GetIO();
+    io.DisplaySize = ImVec2(DisplayWidth, DisplayHeight);
+}
+
+void ImGuiImplIOS::Render(IDeviceContext* pCtx)
+{
+    std::lock_guard<std::mutex> Lock(m_Mtx);
+    ImGuiImplDiligent::Render(pCtx);
+}
+
+}
-- 
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