diff options
Diffstat (limited to 'engine/src/terrain/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java')
| -rw-r--r-- | engine/src/terrain/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/engine/src/terrain/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java b/engine/src/terrain/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java new file mode 100644 index 0000000..7a335d0 --- /dev/null +++ b/engine/src/terrain/com/jme3/terrain/geomipmap/UpdatedTerrainPatch.java @@ -0,0 +1,183 @@ +/*
+ * Copyright (c) 2009-2010 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package com.jme3.terrain.geomipmap;
+
+import com.jme3.scene.VertexBuffer.Type;
+import java.nio.IntBuffer;
+
+/**
+ * Stores a terrain patch's details so the LOD background thread can update
+ * the actual terrain patch back on the ogl thread.
+ *
+ * @author Brent Owens
+ *
+ */
+public class UpdatedTerrainPatch {
+
+ private TerrainPatch updatedPatch;
+ private int newLod;
+ private int previousLod;
+ private int rightLod,topLod,leftLod,bottomLod;
+ private IntBuffer newIndexBuffer;
+ private boolean reIndexNeeded = false;
+ private boolean fixEdges = false;
+
+ public UpdatedTerrainPatch(TerrainPatch updatedPatch, int newLod) {
+ this.updatedPatch = updatedPatch;
+ this.newLod = newLod;
+ }
+
+ public UpdatedTerrainPatch(TerrainPatch updatedPatch, int newLod, int prevLOD, boolean reIndexNeeded) {
+ this.updatedPatch = updatedPatch;
+ this.newLod = newLod;
+ this.previousLod = prevLOD;
+ this.reIndexNeeded = reIndexNeeded;
+ if (this.newLod <= 0)
+ throw new IllegalArgumentException();
+ }
+
+ public String getName() {
+ return updatedPatch.getName();
+ }
+
+ protected boolean lodChanged() {
+ if (reIndexNeeded && previousLod != newLod)
+ return true;
+ else
+ return false;
+ }
+
+ protected TerrainPatch getUpdatedPatch() {
+ return updatedPatch;
+ }
+
+ protected void setUpdatedPatch(TerrainPatch updatedPatch) {
+ this.updatedPatch = updatedPatch;
+ }
+
+ protected int getNewLod() {
+ return newLod;
+ }
+
+ public void setNewLod(int newLod) {
+ this.newLod = newLod;
+ if (this.newLod < 0)
+ throw new IllegalArgumentException();
+ }
+
+ protected IntBuffer getNewIndexBuffer() {
+ return newIndexBuffer;
+ }
+
+ protected void setNewIndexBuffer(IntBuffer newIndexBuffer) {
+ this.newIndexBuffer = newIndexBuffer;
+ }
+
+
+ protected int getRightLod() {
+ return rightLod;
+ }
+
+
+ protected void setRightLod(int rightLod) {
+ this.rightLod = rightLod;
+ }
+
+
+ protected int getTopLod() {
+ return topLod;
+ }
+
+
+ protected void setTopLod(int topLod) {
+ this.topLod = topLod;
+ }
+
+
+ protected int getLeftLod() {
+ return leftLod;
+ }
+
+
+ protected void setLeftLod(int leftLod) {
+ this.leftLod = leftLod;
+ }
+
+
+ protected int getBottomLod() {
+ return bottomLod;
+ }
+
+
+ protected void setBottomLod(int bottomLod) {
+ this.bottomLod = bottomLod;
+ }
+
+ public boolean isReIndexNeeded() {
+ return reIndexNeeded;
+ }
+
+ public void setReIndexNeeded(boolean reIndexNeeded) {
+ this.reIndexNeeded = reIndexNeeded;
+ }
+
+ public boolean isFixEdges() {
+ return fixEdges;
+ }
+
+ public void setFixEdges(boolean fixEdges) {
+ this.fixEdges = fixEdges;
+ }
+
+ public int getPreviousLod() {
+ return previousLod;
+ }
+
+ public void setPreviousLod(int previousLod) {
+ this.previousLod = previousLod;
+ }
+
+ public void updateAll() {
+ updatedPatch.setLod(newLod);
+ updatedPatch.setLodRight(rightLod);
+ updatedPatch.setLodTop(topLod);
+ updatedPatch.setLodLeft(leftLod);
+ updatedPatch.setLodBottom(bottomLod);
+ if (newIndexBuffer != null && (reIndexNeeded || fixEdges)) {
+ updatedPatch.setPreviousLod(previousLod);
+ updatedPatch.getMesh().clearBuffer(Type.Index);
+ updatedPatch.getMesh().setBuffer(Type.Index, 3, newIndexBuffer);
+ }
+ }
+
+}
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