Increase vertex pos precision to handle large coordinates

This helps handle large screen resolution and graphing extension.
Used to pack x,y on a u16 each (normalized between to 8000 range) now just use float
Makes each vertice size go from 12bytes to 16bytes, a 33% increase

Author: sammyfreg

Code/Client/NetImgui_Api.h

@@ -4,12 +4,12 @@
 //! @Name		: NetImgui
 //=================================================================================================
 //! @author		: Sammy Fatnassi
-//! @date		: 2026/01/04
-//!	@version	: v1.13.0
+//! @date		: 2026/02/01
+//!	@version	: v1.13.1
 //! @Details	: For integration info : https://github.com/sammyfreg/netImgui/wiki
 //=================================================================================================
-#define NETIMGUI_VERSION		"1.13.0"	// Release of v 1.13
-#define NETIMGUI_VERSION_NUM	11300
+#define NETIMGUI_VERSION		"1.13.1"	// Switched vtx pos to float (from u16) to support large coordinates
+#define NETIMGUI_VERSION_NUM	11301
 
 
 //-------------------------------------------------------------------------------------------------

Code/Client/Private/NetImgui_CmdPackets.h

@@ -45,6 +45,7 @@ struct alignas(8) CmdVersion : public CmdHeader
 		UpdatedComs 		= 16,	// Faster protocol by removing blocking coms
 		RemDisconnect		= 17,	// Removed Disconnect command
 		ManagedTextures		= 18, 	// Adding support for Dear Imgui Managed Textures (introduced in 1.92))
+		VertexFloat			= 19,	// Increased Vertex from UNorm16 bit to float for added precision on large screen/graphing tools
 		// Insert new version here
 
 		//--------------------------------

Code/Client/Private/NetImgui_CmdPackets_DrawFrame.cpp

@@ -78,8 +78,8 @@ inline void ImGui_ExtractVertices(const ImDrawList& cmdList, ImguiDrawGroup& dra
 		pVertices[i].mColor		= Vtx.col;
 		pVertices[i].mUV[0]		= static_cast<uint16_t>((Vtx.uv.x	- static_cast<float>(ImguiVert::kUvRange_Min) + 0.5f/65535.f) * 0xFFFF / (ImguiVert::kUvRange_Max - ImguiVert::kUvRange_Min));
 		pVertices[i].mUV[1]		= static_cast<uint16_t>((Vtx.uv.y	- static_cast<float>(ImguiVert::kUvRange_Min) + 0.5f/65535.f) * 0xFFFF / (ImguiVert::kUvRange_Max - ImguiVert::kUvRange_Min));
-		pVertices[i].mPos[0]	= static_cast<uint16_t>((Vtx.pos.x	- drawGroupOut.mReferenceCoord[0] - static_cast<float>(ImguiVert::kPosRange_Min)) * 0xFFFF / (ImguiVert::kPosRange_Max - ImguiVert::kPosRange_Min));
-		pVertices[i].mPos[1]	= static_cast<uint16_t>((Vtx.pos.y	- drawGroupOut.mReferenceCoord[1] - static_cast<float>(ImguiVert::kPosRange_Min)) * 0xFFFF / (ImguiVert::kPosRange_Max - ImguiVert::kPosRange_Min));
+		pVertices[i].mPos[0]	= Vtx.pos.x	- drawGroupOut.mReferenceCoord[0];
+		pVertices[i].mPos[1]	= Vtx.pos.y	- drawGroupOut.mReferenceCoord[1];
 	}
 }
 

Code/Client/Private/NetImgui_CmdPackets_DrawFrame.h

@@ -8,8 +8,8 @@ namespace NetImgui { namespace Internal
 struct ImguiVert
 {
 	//Note: If updating this, increase 'CmdVersion::eVersion'
-	enum Constants{ kUvRange_Min=0, kUvRange_Max=1, kPosRange_Min=-8192, kPosRange_Max=8192};
-	uint16_t	mPos[2];
+	enum Constants{ kUvRange_Min=0, kUvRange_Max=1};
+	float		mPos[2];
 	uint16_t	mUV[2];
 	uint32_t	mColor;
 };

Code/ServerApp/Source/NetImguiServer_RemoteClient.cpp

@@ -336,8 +336,6 @@ NetImguiImDrawData*	Client::GetImguiDrawData(ImTextureID EmtpyTextureID)
 //=================================================================================================
 void Client::ProcessCmdDrawFrame(NetImgui::Internal::CmdDrawFrame* pCmdDrawFrame)
 {
-	constexpr float kPosRangeMin	= static_cast<float>(NetImgui::Internal::ImguiVert::kPosRange_Min);
-	constexpr float kPosRangeMax	= static_cast<float>(NetImgui::Internal::ImguiVert::kPosRange_Max);
 	constexpr float kUVRangeMin		= static_cast<float>(NetImgui::Internal::ImguiVert::kUvRange_Min);
 	constexpr float kUVRangeMax		= static_cast<float>(NetImgui::Internal::ImguiVert::kUvRange_Max);
 
@@ -391,8 +389,8 @@ void Client::ProcessCmdDrawFrame(NetImgui::Internal::CmdDrawFrame* pCmdDrawFrame
 			const NetImgui::Internal::ImguiVert* pVertexSrc = drawGroup.mpVertices.Get();
 			for (uint32_t vtxIdx(0); vtxIdx < drawGroup.mVerticeCount; ++vtxIdx)
 			{
-				pVertexDst[vtxIdx].pos.x				= (static_cast<float>(pVertexSrc[vtxIdx].mPos[0]) * (kPosRangeMax - kPosRangeMin)) / static_cast<float>(0xFFFF) + kPosRangeMin + drawGroup.mReferenceCoord[0];
-				pVertexDst[vtxIdx].pos.y				= (static_cast<float>(pVertexSrc[vtxIdx].mPos[1]) * (kPosRangeMax - kPosRangeMin)) / static_cast<float>(0xFFFF) + kPosRangeMin + drawGroup.mReferenceCoord[1];
+				pVertexDst[vtxIdx].pos.x				= pVertexSrc[vtxIdx].mPos[0] + drawGroup.mReferenceCoord[0];
+				pVertexDst[vtxIdx].pos.y				= pVertexSrc[vtxIdx].mPos[1] + drawGroup.mReferenceCoord[1];
 				pVertexDst[vtxIdx].uv.x					= (static_cast<float>(pVertexSrc[vtxIdx].mUV[0]) * (kUVRangeMax - kUVRangeMin)) / static_cast<float>(0xFFFF) + kUVRangeMin;
 				pVertexDst[vtxIdx].uv.y					= (static_cast<float>(pVertexSrc[vtxIdx].mUV[1]) * (kUVRangeMax - kUVRangeMin)) / static_cast<float>(0xFFFF) + kUVRangeMin;
 				pVertexDst[vtxIdx].col					= pVertexSrc[vtxIdx].mColor;