From 5cca4686e252df99ca11a9fe3da3e3bb383ac918 Mon Sep 17 00:00:00 2001
From: Dario Manesku <dariomanesku@gmail.com>
Date: Thu, 12 Mar 2015 20:27:53 +0100
Subject: [PATCH] NVG now uses same viewId as imgui.

---
 examples/common/imgui/imgui.cpp        | 1 +
 examples/common/nanovg/nanovg.h        | 1 +
 examples/common/nanovg/nanovg_bgfx.cpp | 7 +++++++
 3 files changed, 9 insertions(+)

diff --git a/examples/common/imgui/imgui.cpp b/examples/common/imgui/imgui.cpp
index cdd918c0..a2f57202 100644
--- a/examples/common/imgui/imgui.cpp
+++ b/examples/common/imgui/imgui.cpp
@@ -813,6 +813,7 @@ struct Imgui
 	void beginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, char _inputChar, uint8_t _view)
 	{
 		IMGUI_beginFrame(_mx, _my, _button, _width, _height, _inputChar, _view);
+		nvgViewId(m_nvg, _view);
 
 		m_view = _view;
 		m_viewWidth = _width;
diff --git a/examples/common/nanovg/nanovg.h b/examples/common/nanovg/nanovg.h
index 4ff96151..8709db21 100644
--- a/examples/common/nanovg/nanovg.h
+++ b/examples/common/nanovg/nanovg.h
@@ -599,6 +599,7 @@ struct NVGparams {
 typedef struct NVGparams NVGparams;
 
 NVGcontext* nvgCreate(int edgeaa, unsigned char viewid);
+void nvgViewId(struct NVGcontext* ctx, unsigned char viewid);
 void nvgDelete(struct NVGcontext* ctx);
 
 // Contructor and destructor, called by the render back-end.
diff --git a/examples/common/nanovg/nanovg_bgfx.cpp b/examples/common/nanovg/nanovg_bgfx.cpp
index 40a1fbe8..6be7bbf9 100644
--- a/examples/common/nanovg/nanovg_bgfx.cpp
+++ b/examples/common/nanovg/nanovg_bgfx.cpp
@@ -1051,6 +1051,13 @@ error:
 	return NULL;
 }
 
+void nvgViewId(struct NVGcontext* ctx, unsigned char viewid)
+{
+	struct NVGparams* params = nvgInternalParams(ctx);
+	struct GLNVGcontext* gl = (struct GLNVGcontext*)params->userPtr;
+	gl->viewid = uint8_t(viewid);
+}
+
 void nvgDelete(struct NVGcontext* ctx)
 {
 	nvgDeleteInternal(ctx);