From c61bf342007fe3c57aa43aaf28effc48103df421 Mon Sep 17 00:00:00 2001
From: Atlante45 <clement.brisset@gmail.com>
Date: Sat, 4 Jul 2015 18:35:00 -0700
Subject: [PATCH] Use depth bias to avoid z-fighting on text entities

---
 .../entities-renderer/src/RenderableTextEntityItem.cpp     | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/libraries/entities-renderer/src/RenderableTextEntityItem.cpp b/libraries/entities-renderer/src/RenderableTextEntityItem.cpp
index 5ff7b781a4..c768bc521c 100644
--- a/libraries/entities-renderer/src/RenderableTextEntityItem.cpp
+++ b/libraries/entities-renderer/src/RenderableTextEntityItem.cpp
@@ -31,14 +31,13 @@ void RenderableTextEntityItem::render(RenderArgs* args) {
     PerformanceTimer perfTimer("RenderableTextEntityItem::render");
     Q_ASSERT(getType() == EntityTypes::Text);
     
-    static const float SLIGHTLY_BEHIND = -0.005f;
     glm::vec4 textColor = glm::vec4(toGlm(getTextColorX()), 1.0f);
     glm::vec4 backgroundColor = glm::vec4(toGlm(getBackgroundColorX()), 1.0f);
     glm::vec3 dimensions = getDimensions();
     
     // Render background
-    glm::vec3 minCorner = glm::vec3(0.0f, -dimensions.y, SLIGHTLY_BEHIND);
-    glm::vec3 maxCorner = glm::vec3(dimensions.x, 0.0f, SLIGHTLY_BEHIND);
+    glm::vec3 minCorner = glm::vec3(0.0f, -dimensions.y, 0.0f);
+    glm::vec3 maxCorner = glm::vec3(dimensions.x, 0.0f, 0.0f);
     
     
     // Batch render calls
@@ -59,7 +58,7 @@ void RenderableTextEntityItem::render(RenderArgs* args) {
     
     batch.setModelTransform(transformToTopLeft);
     
-    DependencyManager::get<DeferredLightingEffect>()->bindSimpleProgram(batch, false, false);
+    DependencyManager::get<DeferredLightingEffect>()->bindSimpleProgram(batch, false, false, false, true);
     DependencyManager::get<GeometryCache>()->renderQuad(batch, minCorner, maxCorner, backgroundColor);
     
     float scale = _lineHeight / _textRenderer->getFontSize();