Initial commit

1 files changed, 61 insertions, 0 deletions

diff --git a/Minecraft.Client/PS3/SPU_Tasks/ChunkUpdate/TopSnowTile_SPU.h b/Minecraft.Client/PS3/SPU_Tasks/ChunkUpdate/TopSnowTile_SPU.h
new file mode 100644
index 00000000..2b5f86a5
--- /dev/null
+++ b/Minecraft.Client/PS3/SPU_Tasks/ChunkUpdate/TopSnowTile_SPU.h
@@ -0,0 +1,61 @@
+#pragma once
+
+#include "Tile_SPU.h"
+#include "ChunkRebuildData.h"
+
+class TopSnowTile_SPU : public Tile_SPU
+{
+public:
+	static const int MAX_HEIGHT = 6;
+	static const int HEIGHT_MASK = 7;
+
+	TopSnowTile_SPU(int id) : Tile_SPU(id) {}
+
+	bool blocksLight() { return false; }
+	bool isSolidRender(bool isServerLevel = false) { return false; }
+	bool isCubeShaped() { return false; }
+	void updateShape(ChunkRebuildData *level, int x, int y, int z, int forceData = -1, TileEntity* forceEntity = NULL)	// 4J added forceData, forceEntity param
+	{
+		int height = level->getData(x, y, z) & HEIGHT_MASK;
+		float o = 2 * (1 + height) / 16.0f;
+		setShape(0, 0, 0, 1, o, 1);
+	}
+	bool shouldRenderFace(ChunkRebuildData *level, int x, int y, int z, int face)
+	{
+		//        Material m = level.getMaterial(x, y, z);
+		if (face == 1) return true;
+		// 4J - don't render faces if neighbouring tiles are also TopSnowTile with at least the same height as this one
+		// Otherwise we get horrible artifacts from the non-manifold geometry created. Fixes bug #8506
+		if ( ( level->getTile(x,y,z) == Tile_SPU::topSnow_Id ) && ( face >= 2 ) )
+		{
+			int h0 = level->getData(x,y,z) & HEIGHT_MASK;
+			int xx = x;
+			int yy = y;
+			int zz = z;
+			// Work out coords of tile who's face we're considering (rather than it's neighbour which is passed in here as x,y,z already
+			// offsetting by the face direction)
+			switch(face)
+			{
+			case 2:
+				zz += 1;
+				break;
+			case 3:
+				zz -= 1;
+				break;
+			case 4:
+				xx += 1;
+				break;
+			case 5:
+				xx -= 1;
+				break;
+			default:
+				break;
+			}
+			int h1 = level->getData(xx,yy,zz) & HEIGHT_MASK;
+			if( h0 >= h1 ) return false;
+		}
+		//        if (m == this.material) return false;
+		return Tile_SPU::shouldRenderFace(level, x, y, z, face);
+
+	}
+};
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