From d21dd289b0543d1043424067de230561e531999c Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Wed, 4 Apr 2012 14:16:17 -0500
Subject: Cleanup edge render and resolve assertions from lack of normals in
 edges.

---
 indra/newview/llviewershadermgr.cpp | 12 ++++++++++++
 indra/newview/llviewershadermgr.h   |  1 +
 indra/newview/pipeline.cpp          | 29 +++++++++++++++++++++++++++++
 3 files changed, 42 insertions(+)

(limited to 'indra/newview')

diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp
index 0948e261ce..65b6634c57 100644
--- a/indra/newview/llviewershadermgr.cpp
+++ b/indra/newview/llviewershadermgr.cpp
@@ -135,6 +135,7 @@ LLGLSLShader		gUnderWaterProgram;
 //interface shaders
 LLGLSLShader		gHighlightProgram;
 LLGLSLShader		gPathfindingProgram;
+LLGLSLShader		gPathfindingNoNormalsProgram;
 
 //avatar shader handles
 LLGLSLShader		gAvatarProgram;
@@ -596,6 +597,7 @@ void LLViewerShaderMgr::unloadShaders()
 	gAlphaMaskProgram.unload();
 	gUIProgram.unload();
 	gPathfindingProgram.unload();
+	gPathfindingNoNormalsProgram.unload();
 	gCustomAlphaProgram.unload();
 	gGlowCombineProgram.unload();
 	gSplatTextureRectProgram.unload();
@@ -2522,6 +2524,16 @@ BOOL LLViewerShaderMgr::loadShadersInterface()
 		success = gPathfindingProgram.createShader(NULL, NULL);
 	}
 
+	if (success)
+	{
+		gPathfindingNoNormalsProgram.mName = "PathfindingNoNormals Shader";
+		gPathfindingNoNormalsProgram.mShaderFiles.clear();
+		gPathfindingNoNormalsProgram.mShaderFiles.push_back(make_pair("interface/pathfindingNoNormalV.glsl", GL_VERTEX_SHADER_ARB));
+		gPathfindingNoNormalsProgram.mShaderFiles.push_back(make_pair("interface/pathfindingF.glsl", GL_FRAGMENT_SHADER_ARB));
+		gPathfindingNoNormalsProgram.mShaderLevel = mVertexShaderLevel[SHADER_INTERFACE];
+		success = gPathfindingNoNormalsProgram.createShader(NULL, NULL);
+	}
+
 	if (success)
 	{
 		gCustomAlphaProgram.mName = "Custom Alpha Shader";
diff --git a/indra/newview/llviewershadermgr.h b/indra/newview/llviewershadermgr.h
index 2f4edc2659..ceb14870d4 100644
--- a/indra/newview/llviewershadermgr.h
+++ b/indra/newview/llviewershadermgr.h
@@ -289,6 +289,7 @@ extern LLGLSLShader			gGlowExtractProgram;
 //interface shaders
 extern LLGLSLShader			gHighlightProgram;
 extern LLGLSLShader			gPathfindingProgram;
+extern LLGLSLShader			gPathfindingNoNormalsProgram;
 
 // avatar shader handles
 extern LLGLSLShader			gAvatarProgram;
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 6f75c09803..fb6e97ea9d 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -4364,6 +4364,21 @@ void LLPipeline::renderDebug()
 													
 						int materialIndex = pathfindingConsole->getHeatMapType();
 						llPathingLibInstance->renderNavMesh( materialIndex );
+						
+						//render edges
+						if (LLGLSLShader::sNoFixedFunction)
+						{
+							gPathfindingNoNormalsProgram.bind();
+							gPathfindingNoNormalsProgram.uniform1f("tint", 1.f);
+							gPathfindingNoNormalsProgram.uniform1f("alpha_scale", 1.f);
+							llPathingLibInstance->renderNavMeshEdges( materialIndex );
+							gPathfindingProgram.bind();
+						}
+						else
+						{
+							llPathingLibInstance->renderNavMeshEdges( materialIndex );
+						}
+
 						gGL.flush();
 						glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );	
 						glLineWidth(1.0f);	
@@ -4504,6 +4519,20 @@ void LLPipeline::renderDebug()
 							gPathfindingProgram.uniform1f("ambiance", ambiance);
 							llPathingLibInstance->renderNavMesh( materialIndex );
 						}
+
+						//render edges
+						if (LLGLSLShader::sNoFixedFunction)
+						{
+							gPathfindingNoNormalsProgram.bind();
+							gPathfindingNoNormalsProgram.uniform1f("tint", gSavedSettings.getF32("PathfindingXRayTint"));
+							gPathfindingNoNormalsProgram.uniform1f("alpha_scale", gSavedSettings.getF32("PathfindingXRayOpacity"));
+							llPathingLibInstance->renderNavMeshEdges( materialIndex );
+							gPathfindingProgram.bind();
+						}
+						else
+						{
+							llPathingLibInstance->renderNavMeshEdges( materialIndex );
+						}
 					
 						gGL.flush();
 						glLineWidth(1.0f);	
-- 
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