From accf71fa863ab01e4227cfa4fe59104ce7c52c48 Mon Sep 17 00:00:00 2001
From: octarine-noise <octarine.noise@gmail.com>
Date: Wed, 5 Nov 2014 13:17:42 +0100
Subject: [PATCH] only do the first draw pass for connected grass sides

---
 .../client/render/RenderBlockAOBase.java          | 15 +++++++++++++--
 .../render/impl/RenderBlockBetterAlgae.java       |  2 +-
 .../render/impl/RenderBlockBetterCactus.java      |  2 +-
 .../render/impl/RenderBlockBetterGrass.java       |  4 ++++
 4 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/src/main/java/mods/betterfoliage/client/render/RenderBlockAOBase.java b/src/main/java/mods/betterfoliage/client/render/RenderBlockAOBase.java
index aebeedab..94530715 100644
--- a/src/main/java/mods/betterfoliage/client/render/RenderBlockAOBase.java
+++ b/src/main/java/mods/betterfoliage/client/render/RenderBlockAOBase.java
@@ -45,6 +45,8 @@ public void setGray(float value) {
 		}
 	}
 	
+	protected int drawPass = 0;
+	
 	protected double[] uValues = new double[] {0.0, 16.0, 16.0, 0.0};
 	protected double[] vValues = new double[] {0.0, 0.0, 16.0, 16.0};
 	
@@ -136,7 +138,8 @@ protected void renderWorldBlockBase(int pass, IBlockAccess world, int x, int y,
 		}
 		
 		// render block
-		setPassCounters(1);
+		drawPass = 0;
+		setAOPassCounters(1);
 		setRenderBoundsFromBlock(block);
 		ISimpleBlockRenderingHandler handler = RenderUtils.getRenderingHandler(block.getRenderType());
 		if (handler != null) {
@@ -387,7 +390,7 @@ protected void saveShadingBottomRight(ShadingValues values) {
 	 *  if the underlying renderer draws overlays 
 	 * @param value pass counter
 	 */
-	protected void setPassCounters(int value) {
+	protected void setAOPassCounters(int value) {
 		aoXPYZPP.passCounter = value;
 		aoXPYZPN.passCounter = value;
 		aoXPYZNP.passCounter = value;
@@ -480,4 +483,12 @@ protected void setAOColors(int color) {
 	    colorBlueBottomLeft *= blue;
 	    colorBlueBottomRight *= blue;
     }
+
+    @Override
+    public boolean renderStandardBlock(Block p_147784_1_, int p_147784_2_, int p_147784_3_, int p_147784_4_) {
+        drawPass++;
+        return super.renderStandardBlock(p_147784_1_, p_147784_2_, p_147784_3_, p_147784_4_);
+    }
+	
+	
 }
diff --git a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterAlgae.java b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterAlgae.java
index 56149d70..5de6bcff 100644
--- a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterAlgae.java
+++ b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterAlgae.java
@@ -51,7 +51,7 @@ public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block b
 		}
 		
 		// render dirt block
-		setPassCounters(1);
+		setAOPassCounters(1);
 		setRenderBoundsFromBlock(block);
 		renderStandardBlock(block, x, y, z);
 		
diff --git a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterCactus.java b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterCactus.java
index 1f4804e9..66b629e6 100644
--- a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterCactus.java
+++ b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterCactus.java
@@ -46,7 +46,7 @@ public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block b
 		}
 		
 		// render cactus center
-		setPassCounters(1);
+		setAOPassCounters(1);
 		renderStandardBlock(block, x, y, z);
 		
 		Double3 blockCenter = new Double3(x + 0.5, y + 0.5, z + 0.5);
diff --git a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterGrass.java b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterGrass.java
index 80c5a542..0625261a 100644
--- a/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterGrass.java
+++ b/src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterGrass.java
@@ -110,6 +110,7 @@ public void renderFaceZNeg(Block block, double x, double y, double z, IIcon icon
 	        Tessellator.instance.setColorOpaque_I(biomeColor);
 	        if (enableAO) setAOColors(biomeColor);
 	    }
+	    if (connectZN && drawPass > 1) return;
 		super.renderFaceZNeg(block, x, y, z, connectZN ? grassTopIcon : icon);
 	}
 
@@ -119,6 +120,7 @@ public void renderFaceZPos(Block block, double x, double y, double z, IIcon icon
 	        Tessellator.instance.setColorOpaque_I(biomeColor);
 	        if (enableAO) setAOColors(biomeColor);
 	    }
+	    if (connectZP && drawPass > 1) return;
 		super.renderFaceZPos(block, x, y, z, connectZP ? grassTopIcon : icon);
 	}
 
@@ -128,6 +130,7 @@ public void renderFaceXNeg(Block block, double x, double y, double z, IIcon icon
             Tessellator.instance.setColorOpaque_I(biomeColor);
             if (enableAO) setAOColors(biomeColor);
 	    }
+	    if (connectXN && drawPass > 1) return;
 		super.renderFaceXNeg(block, x, y, z, connectXN ? grassTopIcon : icon);
 	}
 
@@ -137,6 +140,7 @@ public void renderFaceXPos(Block block, double x, double y, double z, IIcon icon
 	        Tessellator.instance.setColorOpaque_I(biomeColor);
             if (enableAO) setAOColors(biomeColor);
 	    }
+	    if (connectXP && drawPass > 1) return;
 		super.renderFaceXPos(block, x, y, z, connectXP ? grassTopIcon : icon);
 	}