Examples with Statement com.jme3.util.blockparser.Statement used on opensource projects

Example 21 with Statement

use of com.jme3.util.blockparser.Statement in project jmonkeyengine by jMonkeyEngine.

the class J3MLoader method readRenderState.

private void readRenderState(List<Statement> renderStates) throws IOException {
    renderState = new RenderState();
    for (Statement statement : renderStates) {
        readRenderStateStatement(statement);
    }
    technique.setRenderState(renderState);
    renderState = null;
}

Example 22 with Statement

use of com.jme3.util.blockparser.Statement in project jmonkeyengine by jMonkeyEngine.

the class J3MLoader method loadFromRoot.

private void loadFromRoot(List<Statement> roots) throws IOException {
    if (roots.size() == 2) {
        Statement exception = roots.get(0);
        String line = exception.getLine();
        if (line.startsWith("Exception")) {
            throw new AssetLoadException(line.substring("Exception ".length()));
        } else {
            throw new IOException("In multiroot material, expected first statement to be 'Exception'");
        }
    } else if (roots.size() != 1) {
        throw new IOException("Too many roots in J3M/J3MD file");
    }
    boolean extending = false;
    Statement materialStat = roots.get(0);
    String materialName = materialStat.getLine();
    if (materialName.startsWith("MaterialDef")) {
        materialName = materialName.substring("MaterialDef ".length()).trim();
        extending = false;
    } else if (materialName.startsWith("Material")) {
        materialName = materialName.substring("Material ".length()).trim();
        extending = true;
    } else {
        throw new IOException("Specified file is not a Material file");
    }
    String[] split = materialName.split(":", 2);
    if (materialName.equals("")) {
        throw new MatParseException("Material name cannot be empty", materialStat);
    }
    if (split.length == 2) {
        if (!extending) {
            throw new MatParseException("Must use 'Material' when extending.", materialStat);
        }
        String extendedMat = split[1].trim();
        MaterialDef def = (MaterialDef) assetManager.loadAsset(new AssetKey(extendedMat));
        if (def == null) {
            throw new MatParseException("Extended material " + extendedMat + " cannot be found.", materialStat);
        }
        material = new Material(def);
        material.setKey(key);
        material.setName(split[0].trim());
    //            material.setAssetName(fileName);
    } else if (split.length == 1) {
        if (extending) {
            throw new MatParseException("Expected ':', got '{'", materialStat);
        }
        materialDef = new MaterialDef(assetManager, materialName);
        // NOTE: pass file name for defs so they can be loaded later
        materialDef.setAssetName(key.getName());
    } else {
        throw new MatParseException("Cannot use colon in material name/path", materialStat);
    }
    for (Statement statement : materialStat.getContents()) {
        split = statement.getLine().split("[ \\{]");
        String statType = split[0];
        if (extending) {
            if (statType.equals("MaterialParameters")) {
                readExtendingMaterialParams(statement.getContents());
            } else if (statType.equals("AdditionalRenderState")) {
                readAdditionalRenderState(statement.getContents());
            } else if (statType.equals("Transparent")) {
                readTransparentStatement(statement.getLine());
            }
        } else {
            if (statType.equals("Technique")) {
                readTechnique(statement);
            } else if (statType.equals("MaterialParameters")) {
                readMaterialParams(statement.getContents());
            } else {
                throw new MatParseException("Expected material statement, got '" + statType + "'", statement);
            }
        }
    }
}

Example 23 with Statement

use of com.jme3.util.blockparser.Statement in project jmonkeyengine by jMonkeyEngine.

the class J3MLoader method readParam.

// <TYPE> <NAME> [ "(" <FFBINDING> ")" ] [-LINEAR] [ ":" <DEFAULTVAL> ]
private void readParam(String statement) throws IOException {
    String name;
    String defaultVal = null;
    ColorSpace colorSpace = null;
    String[] split = statement.split(":");
    // Parse default val
    if (split.length == 1) {
    // Doesn't contain default value
    } else {
        if (split.length != 2) {
            throw new IOException("Parameter statement syntax incorrect");
        }
        statement = split[0].trim();
        defaultVal = split[1].trim();
    }
    if (statement.endsWith("-LINEAR")) {
        colorSpace = ColorSpace.Linear;
        statement = statement.substring(0, statement.length() - "-LINEAR".length());
    }
    // Parse ffbinding
    int startParen = statement.indexOf("(");
    if (startParen != -1) {
        // get content inside parentheses
        int endParen = statement.indexOf(")", startParen);
        String bindingStr = statement.substring(startParen + 1, endParen).trim();
        // don't care about bindingStr
        statement = statement.substring(0, startParen);
    }
    // Parse type + name
    split = statement.split(whitespacePattern);
    if (split.length != 2) {
        throw new IOException("Parameter statement syntax incorrect");
    }
    VarType type;
    if (split[0].equals("Color")) {
        type = VarType.Vector4;
    } else {
        type = VarType.valueOf(split[0]);
    }
    name = split[1];
    Object defaultValObj = null;
    if (defaultVal != null) {
        defaultValObj = readValue(type, defaultVal);
    }
    if (type.isTextureType()) {
        materialDef.addMaterialParamTexture(type, name, colorSpace);
    } else {
        materialDef.addMaterialParam(type, name, defaultValObj);
    }
}

Example 24 with Statement

use of com.jme3.util.blockparser.Statement in project jmonkeyengine by jMonkeyEngine.

the class J3MLoader method readAdditionalRenderState.

private void readAdditionalRenderState(List<Statement> renderStates) throws IOException {
    renderState = material.getAdditionalRenderState();
    for (Statement statement : renderStates) {
        readRenderStateStatement(statement);
    }
    renderState = null;
}

Example 25 with Statement

use of com.jme3.util.blockparser.Statement in project jmonkeyengine by jMonkeyEngine.

the class ShaderNodeLoaderDelegate method updateRightFromUniforms.

/**
     * updates the right variable of the given mapping from a MatParam (a
     * WorldParam) it checks if the uniform hasn't already been loaded, add it
     * to the maps if not.
     *
     * @param param the MatParam
     * @param mapping the mapping
     * @param map the map of uniforms to search into
     * @return true if the param was added to the map
     */
public boolean updateRightFromUniforms(MatParam param, VariableMapping mapping, Map<String, DeclaredVariable> map, Statement statement) throws MatParseException {
    ShaderNodeVariable right = mapping.getRightVariable();
    DeclaredVariable dv = map.get(param.getPrefixedName());
    if (dv == null) {
        right.setType(param.getVarType().getGlslType());
        right.setName(param.getPrefixedName());
        if (mapping.getLeftVariable().getMultiplicity() != null) {
            if (!param.getVarType().name().endsWith("Array")) {
                throw new MatParseException(param.getName() + " is not of Array type", statement);
            }
            String multiplicity = mapping.getLeftVariable().getMultiplicity();
            try {
                Integer.parseInt(multiplicity);
            } catch (NumberFormatException nfe) {
                //multiplicity is not an int attempting to find for a material parameter.
                MatParam mp = findMatParam(multiplicity);
                if (mp != null) {
                    addDefine(multiplicity, VarType.Int);
                    multiplicity = multiplicity.toUpperCase();
                } else {
                    throw new MatParseException("Wrong multiplicity for variable" + mapping.getLeftVariable().getName() + ". " + multiplicity + " should be an int or a declared material parameter.", statement);
                }
            }
            right.setMultiplicity(multiplicity);
        }
        dv = new DeclaredVariable(right);
        map.put(right.getName(), dv);
        dv.addNode(shaderNode);
        mapping.setRightVariable(right);
        return true;
    }
    dv.addNode(shaderNode);
    mapping.setRightVariable(dv.var);
    return false;
}