From f469dff6561188fcf18a81776247d443889899c8 Mon Sep 17 00:00:00 2001
From: Anakin <Battlefrontler@t-online.de>
Date: Sat, 14 Jan 2017 17:20:50 +0100
Subject: [PATCH] added transparency support, need to sort the transparent
 things to the back

---
 QtMeshViewer/Resources/fshader.glsl     |   4 +++-
 QtMeshViewer/Source/OglViewerWidget.cpp |   6 +++++-
 Release/Msh/2.tga                       | Bin 49196 -> 65580 bytes
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/QtMeshViewer/Resources/fshader.glsl b/QtMeshViewer/Resources/fshader.glsl
index 12edc28..7e1dc1f 100644
--- a/QtMeshViewer/Resources/fshader.glsl
+++ b/QtMeshViewer/Resources/fshader.glsl
@@ -11,5 +11,7 @@ varying vec2 v_texcoord;
 void main()
 {
 	// Set fragment color from texture
-	gl_FragColor = texture2D(texture, v_texcoord);
+	vec4 finalColor = vec4(texture2D(texture, v_texcoord));
+
+	gl_FragColor = finalColor;
 }
diff --git a/QtMeshViewer/Source/OglViewerWidget.cpp b/QtMeshViewer/Source/OglViewerWidget.cpp
index deadc89..67678a6 100644
--- a/QtMeshViewer/Source/OglViewerWidget.cpp
+++ b/QtMeshViewer/Source/OglViewerWidget.cpp
@@ -187,7 +187,11 @@ void OglViewerWidget::initializeGL()
 	glEnable(GL_DEPTH_TEST);
 
 	// Enable back face culling
-	glEnable(GL_CULL_FACE);
+	//glEnable(GL_CULL_FACE);
+
+	// Enable transparency
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
 	m_dataEngine = new GeometryEngine(this);
 	setConnections();
diff --git a/Release/Msh/2.tga b/Release/Msh/2.tga
index 6943c437ac2669e9a7f1e7f5bd1396f7b18c1ed1..c2cdc5dff42a1c6ad7744e172e84178a42dc3019 100644
GIT binary patch
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