1 files changed, 131 insertions, 0 deletions
diff --git a/engine/src/blender/com/jme3/scene/plugins/blender/textures/TextureGeneratorClouds.java b/engine/src/blender/com/jme3/scene/plugins/blender/textures/TextureGeneratorClouds.java
new file mode 100644
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--- /dev/null
+++ b/engine/src/blender/com/jme3/scene/plugins/blender/textures/TextureGeneratorClouds.java
@@ -0,0 +1,131 @@
+/*
+ * 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.scene.plugins.blender.textures;
+
+import com.jme3.math.FastMath;
+import com.jme3.scene.plugins.blender.BlenderContext;
+import com.jme3.scene.plugins.blender.file.Structure;
+import com.jme3.texture.Image;
+import com.jme3.texture.Image.Format;
+import com.jme3.texture.Texture;
+import com.jme3.texture.Texture3D;
+import com.jme3.util.BufferUtils;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+
+/**
+ * This class generates the 'clouds' texture.
+ * @author Marcin Roguski (Kaelthas)
+ */
+public class TextureGeneratorClouds extends TextureGenerator {
+	// tex->noisetype
+    protected static final int TEX_NOISESOFT = 0;
+    protected static final int TEX_NOISEPERL = 1;
+    
+    // tex->stype
+    protected static final int TEX_DEFAULT = 0;
+    protected static final int TEX_COLOR = 1;
+    
+	/**
+	 * Constructor stores the given noise generator.
+	 * @param noiseGenerator
+	 *        the noise generator
+	 */
+	public TextureGeneratorClouds(NoiseGenerator noiseGenerator) {
+		super(noiseGenerator);
+	}
+
+	@Override
+	protected Texture generate(Structure tex, int width, int height, int depth, BlenderContext blenderContext) {
+		float[] texvec = new float[] { 0, 0, 0 };
+		TexturePixel texres = new TexturePixel();
+
+		// reading the data from the texture structure
+		float noisesize = ((Number) tex.getFieldValue("noisesize")).floatValue();
+		int noiseDepth = ((Number) tex.getFieldValue("noisedepth")).intValue();
+		int noiseBasis = ((Number) tex.getFieldValue("noisebasis")).intValue();
+		int noiseType = ((Number) tex.getFieldValue("noisetype")).intValue();
+		boolean isHard = noiseType != TEX_NOISESOFT;
+		int sType = ((Number) tex.getFieldValue("stype")).intValue();
+		int halfW = width >> 1, halfH = height >> 1, halfD = depth >> 1, index = 0;
+		float wDelta = 1.0f / halfW, hDelta = 1.0f / halfH, dDelta = 1.0f / halfD;
+		float[][] colorBand = this.computeColorband(tex, blenderContext);
+		Format format = sType == TEX_COLOR || colorBand != null ? Format.RGBA8 : Format.Luminance8;
+		int bytesPerPixel = sType == TEX_COLOR || colorBand != null ? 4 : 1;
+		BrightnessAndContrastData bacd = new BrightnessAndContrastData(tex);
+		
+		byte[] data = new byte[width * height * depth * bytesPerPixel];
+		for (int i = -halfW; i < halfW; ++i) {
+			texvec[0] = wDelta * i;
+			for (int j = -halfH; j < halfH; ++j) {
+				texvec[1] = hDelta * j;
+				for (int k = -halfD; k < halfD; ++k) {
+					texvec[2] = dDelta * k;
+					texres.intensity = NoiseGenerator.NoiseFunctions.turbulence(texvec[0], texvec[1], texvec[2], noisesize, noiseDepth, noiseBasis, isHard);
+					texres.intensity = FastMath.clamp(texres.intensity, 0.0f, 1.0f);
+					if (colorBand != null) {
+						int colorbandIndex = (int) (texres.intensity * 1000.0f);
+						texres.red = colorBand[colorbandIndex][0];
+						texres.green = colorBand[colorbandIndex][1];
+						texres.blue = colorBand[colorbandIndex][2];
+						
+						this.applyBrightnessAndContrast(bacd, texres);
+						data[index++] = (byte) (texres.red * 255.0f);
+						data[index++] = (byte) (texres.green * 255.0f);
+						data[index++] = (byte) (texres.blue * 255.0f);
+						data[index++] = (byte) (colorBand[colorbandIndex][3] * 255.0f);
+					} else if (sType == TEX_COLOR) {
+						texres.red = texres.intensity;
+						texres.green = NoiseGenerator.NoiseFunctions.turbulence(texvec[1], texvec[0], texvec[2], noisesize, noiseDepth, noiseBasis, isHard);
+						texres.blue = NoiseGenerator.NoiseFunctions.turbulence(texvec[1], texvec[2], texvec[0], noisesize, noiseDepth, noiseBasis, isHard);
+						
+						texres.green = FastMath.clamp(texres.green, 0.0f, 1.0f);
+						texres.blue = FastMath.clamp(texres.blue, 0.0f, 1.0f);
+						
+						this.applyBrightnessAndContrast(bacd, texres);
+						data[index++] = (byte) (texres.red * 255.0f);
+						data[index++] = (byte) (texres.green * 255.0f);
+						data[index++] = (byte) (texres.blue * 255.0f);
+						data[index++] = (byte) (255);//1.0f * 255.0f
+					} else {
+						this.applyBrightnessAndContrast(texres, bacd.contrast, bacd.brightness);
+						data[index++] = (byte) (texres.intensity * 255.0f);
+					}
+				}
+			}
+		}
+		
+		ArrayList<ByteBuffer> dataArray = new ArrayList<ByteBuffer>(1);
+		dataArray.add(BufferUtils.createByteBuffer(data));
+		return new Texture3D(new Image(format, width, height, depth, dataArray));
+	}
+}