Examples with TextureBlender com.jme3.scene.plugins.blender.textures.blending.TextureBlender used on opensource projects

Example 1 with TextureBlender

use of com.jme3.scene.plugins.blender.textures.blending.TextureBlender in project jmonkeyengine by jMonkeyEngine.

the class TriangulatedTexture method blend.

/**
     * This method blends the each image using the given blender and taking base
     * texture into consideration.
     * 
     * @param textureBlender
     *            the texture blender that holds the blending definition
     * @param baseTexture
     *            the texture that is 'below' the current texture (can be null)
     * @param blenderContext
     *            the blender context
     */
public void blend(TextureBlender textureBlender, TriangulatedTexture baseTexture, BlenderContext blenderContext) {
    Format newFormat = null;
    for (TriangleTextureElement triangleTextureElement : faceTextures) {
        Image baseImage = baseTexture == null ? null : baseTexture.getFaceTextureElement(triangleTextureElement.faceIndex).image;
        triangleTextureElement.image = textureBlender.blend(triangleTextureElement.image, baseImage, blenderContext);
        if (newFormat == null) {
            newFormat = triangleTextureElement.image.getFormat();
        } else if (newFormat != triangleTextureElement.image.getFormat()) {
            throw new IllegalArgumentException("Face texture element images MUST have the same image format!");
        }
    }
    format = newFormat;
}

Example 2 with TextureBlender

use of com.jme3.scene.plugins.blender.textures.blending.TextureBlender in project jmonkeyengine by jMonkeyEngine.

the class TextureHelper method readTextureData.

/**
     * Reads the texture data from the given material or sky structure.
     * @param structure
     *            the structure of material or sky
     * @param diffuseColorArray
     *            array of diffuse colors
     * @param skyTexture
     *            indicates it we're going to read sky texture or not
     * @return a list of combined textures
     * @throws BlenderFileException
     *             an exception is thrown when problems with reading the blend file occur
     */
@SuppressWarnings("unchecked")
public List<CombinedTexture> readTextureData(Structure structure, float[] diffuseColorArray, boolean skyTexture) throws BlenderFileException {
    DynamicArray<Pointer> mtexsArray = (DynamicArray<Pointer>) structure.getFieldValue("mtex");
    int separatedTextures = skyTexture ? 0 : ((Number) structure.getFieldValue("septex")).intValue();
    List<TextureData> texturesList = new ArrayList<TextureData>();
    for (int i = 0; i < mtexsArray.getTotalSize(); ++i) {
        Pointer p = mtexsArray.get(i);
        if (p.isNotNull() && (separatedTextures & 1 << i) == 0) {
            TextureData textureData = new TextureData();
            textureData.mtex = p.fetchData().get(0);
            textureData.uvCoordinatesType = skyTexture ? UVCoordinatesType.TEXCO_ORCO.blenderValue : ((Number) textureData.mtex.getFieldValue("texco")).intValue();
            textureData.projectionType = ((Number) textureData.mtex.getFieldValue("mapping")).intValue();
            textureData.uvCoordinatesName = textureData.mtex.getFieldValue("uvName").toString();
            if (textureData.uvCoordinatesName != null && textureData.uvCoordinatesName.trim().length() == 0) {
                textureData.uvCoordinatesName = null;
            }
            Pointer pTex = (Pointer) textureData.mtex.getFieldValue("tex");
            if (pTex.isNotNull()) {
                Structure tex = pTex.fetchData().get(0);
                textureData.textureStructure = tex;
                texturesList.add(textureData);
            }
        }
    }
    LOGGER.info("Loading model's textures.");
    List<CombinedTexture> loadedTextures = new ArrayList<CombinedTexture>();
    if (blenderContext.getBlenderKey().isOptimiseTextures()) {
        LOGGER.fine("Optimising the useage of model's textures.");
        Map<Number, List<TextureData>> textureDataMap = this.sortTextures(texturesList);
        for (Entry<Number, List<TextureData>> entry : textureDataMap.entrySet()) {
            if (entry.getValue().size() > 0) {
                CombinedTexture combinedTexture = new CombinedTexture(entry.getKey().intValue(), !skyTexture);
                for (TextureData textureData : entry.getValue()) {
                    int texflag = ((Number) textureData.mtex.getFieldValue("texflag")).intValue();
                    boolean negateTexture = (texflag & 0x04) != 0;
                    Texture texture = this.getTexture(textureData.textureStructure, textureData.mtex, blenderContext);
                    if (texture != null) {
                        int blendType = ((Number) textureData.mtex.getFieldValue("blendtype")).intValue();
                        float[] color = new float[] { ((Number) textureData.mtex.getFieldValue("r")).floatValue(), ((Number) textureData.mtex.getFieldValue("g")).floatValue(), ((Number) textureData.mtex.getFieldValue("b")).floatValue() };
                        float colfac = ((Number) textureData.mtex.getFieldValue("colfac")).floatValue();
                        TextureBlender textureBlender = TextureBlenderFactory.createTextureBlender(texture.getImage().getFormat(), texflag, negateTexture, blendType, diffuseColorArray, color, colfac);
                        combinedTexture.add(texture, textureBlender, textureData.uvCoordinatesType, textureData.projectionType, textureData.textureStructure, textureData.uvCoordinatesName, blenderContext);
                    }
                }
                if (combinedTexture.getTexturesCount() > 0) {
                    loadedTextures.add(combinedTexture);
                }
            }
        }
    } else {
        LOGGER.fine("No textures optimisation applied.");
        int[] mappings = new int[] { MaterialContext.MTEX_COL, MaterialContext.MTEX_NOR, MaterialContext.MTEX_EMIT, MaterialContext.MTEX_SPEC, MaterialContext.MTEX_ALPHA, MaterialContext.MTEX_AMB };
        for (TextureData textureData : texturesList) {
            Texture texture = this.getTexture(textureData.textureStructure, textureData.mtex, blenderContext);
            if (texture != null) {
                Number mapto = (Number) textureData.mtex.getFieldValue("mapto");
                int texflag = ((Number) textureData.mtex.getFieldValue("texflag")).intValue();
                boolean negateTexture = (texflag & 0x04) != 0;
                for (int i = 0; i < mappings.length; ++i) {
                    if ((mappings[i] & mapto.intValue()) != 0) {
                        CombinedTexture combinedTexture = new CombinedTexture(mappings[i], !skyTexture);
                        int blendType = ((Number) textureData.mtex.getFieldValue("blendtype")).intValue();
                        float[] color = new float[] { ((Number) textureData.mtex.getFieldValue("r")).floatValue(), ((Number) textureData.mtex.getFieldValue("g")).floatValue(), ((Number) textureData.mtex.getFieldValue("b")).floatValue() };
                        float colfac = ((Number) textureData.mtex.getFieldValue("colfac")).floatValue();
                        TextureBlender textureBlender = TextureBlenderFactory.createTextureBlender(texture.getImage().getFormat(), texflag, negateTexture, blendType, diffuseColorArray, color, colfac);
                        combinedTexture.add(texture, textureBlender, textureData.uvCoordinatesType, textureData.projectionType, textureData.textureStructure, textureData.uvCoordinatesName, blenderContext);
                        if (combinedTexture.getTexturesCount() > 0) {
                            // the added texture might not have been accepted (if for example loading generated textures is disabled)
                            loadedTextures.add(combinedTexture);
                        }
                    }
                }
            }
        }
    }
    return loadedTextures;
}