Renderer: Fix critical bug that black screen Minecraft

src/main/java/com/seibel/lod/core/render/LodRenderer.java

@@ -226,11 +226,9 @@ public class LodRenderer
 		//===================//
 		
 		profiler.push("LOD draw setup");
-		
-		// Get or setup the gl proxy and the needed objects
-		if (!GLProxy.hasInstance() && isSetupComplete)
-			ClientApi.LOGGER.warn("GLProxy has not yet been inited yet renderer state is enabled!");
 
+		int currentProgram = GL20.glGetInteger(GL20.GL_CURRENT_PROGRAM);
+		
 		// Setup LodRenderProgram and the LightmapTexture if it has not yet been done
 		if (!isSetupComplete) setup();
 		
@@ -250,7 +248,6 @@ public class LodRenderer
 		GL15.glEnable(GL15.GL_BLEND);
 		
 		// get MC's shader program
-		int currentProgram = GL20.glGetInteger(GL20.GL_CURRENT_PROGRAM);
 		
 		// Get the matrixs for rendering
 		Mat4f modelViewMatrix = translateModelViewMatrix(mcModelViewMatrix, partialTicks);
@@ -317,7 +314,7 @@ public class LodRenderer
 						shaderProgram.bind();
 						shaderProgram.bindVertexBuffer(bufferId);
 						GL30.glDrawArrays(GL30.GL_TRIANGLES, 0, vbos[x][z][i].vertexCount);
-						shaderProgram.unbindVertexBuffer();
+						//shaderProgram.unbindVertexBuffer();
 						
 					}
 					
@@ -332,11 +329,11 @@ public class LodRenderer
 		// if this cleanup isn't done MC will crash
 		// when trying to render its own terrain
 		GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
-		
+
 		lightmapTexture.unbind();
 		shaderProgram.unbind();
 		lightmapTexture.free();
-		
+
 		profiler.popPush("LOD cleanup");
 		
 		GL15.glPolygonMode(GL15.GL_FRONT_AND_BACK, GL15.GL_FILL);

src/main/java/com/seibel/lod/core/render/objects/VertexAttribute.java

@@ -19,6 +19,7 @@
 
 package com.seibel.lod.core.render.objects;
 
+import org.lwjgl.opengl.GL15;
 import org.lwjgl.opengl.GL20;
 import org.lwjgl.opengl.GL30;
 
@@ -38,34 +39,34 @@ public abstract class VertexAttribute {
 			this.byteSize = byteSize;
 		}
 		public static VertexPointer addFloatPointer(boolean normalized) {
-			return new VertexPointer(1, GL20.GL_FLOAT, normalized, 4);
+			return new VertexPointer(1, GL15.GL_FLOAT, normalized, 4);
 		}
 		public static VertexPointer addVec2Pointer(boolean normalized) {
-			return new VertexPointer(2, GL20.GL_FLOAT, normalized, 8);
+			return new VertexPointer(2, GL15.GL_FLOAT, normalized, 8);
 		}
 		public static VertexPointer addVec3Pointer(boolean normalized) {
-			return new VertexPointer(3, GL20.GL_FLOAT, normalized, 12);
+			return new VertexPointer(3, GL15.GL_FLOAT, normalized, 12);
 		}
 		public static VertexPointer addVec4Pointer(boolean normalized) {
-			return new VertexPointer(1, GL20.GL_FLOAT, normalized, 16);
+			return new VertexPointer(1, GL15.GL_FLOAT, normalized, 16);
 		}
 		public static VertexPointer addUnsignedBytePointer(boolean normalized) {
-			return new VertexPointer(1, GL20.GL_UNSIGNED_BYTE, normalized, 1);
+			return new VertexPointer(1, GL15.GL_UNSIGNED_BYTE, normalized, 1);
 		}
 		public static VertexPointer addUnsignedBytesPointer(int elementCount, boolean normalized) {
-			return new VertexPointer(elementCount, GL20.GL_UNSIGNED_BYTE, normalized, elementCount);
+			return new VertexPointer(elementCount, GL15.GL_UNSIGNED_BYTE, normalized, elementCount);
 		}
 		public static VertexPointer addIntPointer(boolean normalized) {
-			return new VertexPointer(1, GL20.GL_INT, normalized, 4);
+			return new VertexPointer(1, GL15.GL_INT, normalized, 4);
 		}
 		public static VertexPointer addIvec2Pointer(boolean normalized) {
-			return new VertexPointer(2, GL20.GL_INT, normalized, 8);
+			return new VertexPointer(2, GL15.GL_INT, normalized, 8);
 		}
 		public static VertexPointer addIvec3Pointer(boolean normalized) {
-			return new VertexPointer(3, GL20.GL_INT, normalized, 12);
+			return new VertexPointer(3, GL15.GL_INT, normalized, 12);
 		}
 		public static VertexPointer addIvec4Pointer(boolean normalized) {
-			return new VertexPointer(4, GL20.GL_INT, normalized, 16);
+			return new VertexPointer(4, GL15.GL_INT, normalized, 16);
 		}
 	}
 	

src/main/java/com/seibel/lod/core/render/objects/VertexAttributePreGL43.java

@@ -128,6 +128,20 @@ public final class VertexAttributePreGL43 extends VertexAttribute {
 					" does not match the provided expected stride size " + expectedStrideSize + "!");
 		strideSize = currentOffset;
 		ClientApi.LOGGER.info("Vertex Attribute (pre GL43) completed.");
+		
+		// Debug logging
+		ClientApi.LOGGER.info("Vertex Attribute Debug Data:");
+		
+		for (int i=0; i< pointers.length; i++) {
+			VertexPointer pointer = pointers[i];
+			if (pointer==null) {
+				ClientApi.LOGGER.info(i + ": Null");
+				continue;
+				}
+			ClientApi.LOGGER.info(i + ": "+pointer.elementCount+", "+
+				pointer.glType+", "+pointer.normalized+", "+strideSize+", "+pointersOffset[i]);
+		}
+		
 	}
 
 }