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

Example 16 with Statement

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

the class ShaderNodeLoaderDelegate method readInputMapping.

/**
     * reads an input mapping
     *
     * @param statement1 the statement being read
     * @return the mapping
     * @throws IOException
     */
public VariableMapping readInputMapping(Statement statement1) throws IOException {
    VariableMapping mapping = null;
    try {
        mapping = parseMapping(statement1, new boolean[] { false, true });
    } catch (Exception e) {
        throw new MatParseException("Unexpected mapping format", statement1, e);
    }
    ShaderNodeVariable left = mapping.getLeftVariable();
    ShaderNodeVariable right = mapping.getRightVariable();
    if (!updateVariableFromList(left, shaderNode.getDefinition().getInputs())) {
        throw new MatParseException(left.getName() + " is not an input variable of " + shaderNode.getDefinition().getName(), statement1);
    }
    if (left.getType().startsWith("sampler") && !right.getNameSpace().equals("MatParam")) {
        throw new MatParseException("Samplers can only be assigned to MatParams", statement1);
    }
    if (right.getNameSpace().equals("Global")) {
        //Globals are all vec4 for now (maybe forever...)
        right.setType("vec4");
        //        updateCondition(right, mapping);
        storeGlobal(right, statement1);
    } else if (right.getNameSpace().equals("Attr")) {
        if (shaderNode.getDefinition().getType() == Shader.ShaderType.Fragment) {
            throw new MatParseException("Cannot have an attribute as input in a fragment shader" + right.getName(), statement1);
        }
        updateVarFromAttributes(mapping.getRightVariable(), mapping);
        //          updateCondition(mapping.getRightVariable(), mapping);
        storeAttribute(mapping.getRightVariable());
    } else if (right.getNameSpace().equals("MatParam")) {
        MatParam param = findMatParam(right.getName());
        if (param == null) {
            throw new MatParseException("Could not find a Material Parameter named " + right.getName(), statement1);
        }
        if (shaderNode.getDefinition().getType() == Shader.ShaderType.Vertex) {
            if (updateRightFromUniforms(param, mapping, vertexDeclaredUniforms, statement1)) {
                storeVertexUniform(mapping.getRightVariable());
            }
        } else {
            if (updateRightFromUniforms(param, mapping, fragmentDeclaredUniforms, statement1)) {
                if (mapping.getRightVariable().getType().contains("|")) {
                    String type = fixSamplerType(left.getType(), mapping.getRightVariable().getType());
                    if (type != null) {
                        mapping.getRightVariable().setType(type);
                    } else {
                        throw new MatParseException(param.getVarType().toString() + " can only be matched to one of " + param.getVarType().getGlslType().replaceAll("\\|", ",") + " found " + left.getType(), statement1);
                    }
                }
                storeFragmentUniform(mapping.getRightVariable());
            }
        }
    } else if (right.getNameSpace().equals("WorldParam")) {
        UniformBinding worldParam = findWorldParam(right.getName());
        if (worldParam == null) {
            throw new MatParseException("Could not find a World Parameter named " + right.getName(), statement1);
        }
        if (shaderNode.getDefinition().getType() == Shader.ShaderType.Vertex) {
            if (updateRightFromUniforms(worldParam, mapping, vertexDeclaredUniforms)) {
                storeVertexUniform(mapping.getRightVariable());
            }
        } else {
            if (updateRightFromUniforms(worldParam, mapping, fragmentDeclaredUniforms)) {
                storeFragmentUniform(mapping.getRightVariable());
            }
        }
    } else {
        ShaderNode node = nodes.get(right.getNameSpace());
        if (node == null) {
            throw new MatParseException("Undeclared node" + right.getNameSpace() + ". Make sure this node is declared before the current node", statement1);
        }
        ShaderNodeVariable var = findNodeOutput(node.getDefinition().getOutputs(), right.getName());
        if (var == null) {
            throw new MatParseException("Cannot find output variable" + right.getName() + " form ShaderNode " + node.getName(), statement1);
        }
        right.setNameSpace(node.getName());
        right.setType(var.getType());
        right.setMultiplicity(var.getMultiplicity());
        mapping.setRightVariable(right);
        storeVaryings(node, mapping.getRightVariable());
    }
    checkTypes(mapping, statement1);
    return mapping;
}

Example 17 with Statement

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

the class ShaderNodeLoaderDelegate method readOutputMapping.

/**
     * reads an output mapping
     *
     * @param statement1 the statement being read
     * @return the mapping
     * @throws IOException
     */
public VariableMapping readOutputMapping(Statement statement1) throws IOException {
    VariableMapping mapping = null;
    try {
        mapping = parseMapping(statement1, new boolean[] { true, false });
    } catch (Exception e) {
        throw new MatParseException("Unexpected mapping format", statement1, e);
    }
    ShaderNodeVariable left = mapping.getLeftVariable();
    ShaderNodeVariable right = mapping.getRightVariable();
    if (left.getType().startsWith("sampler") || right.getType().startsWith("sampler")) {
        throw new MatParseException("Samplers can only be inputs", statement1);
    }
    if (left.getNameSpace().equals("Global")) {
        //Globals are all vec4 for now (maybe forever...)
        left.setType("vec4");
        storeGlobal(left, statement1);
    } else {
        throw new MatParseException("Only Global nameSpace is allowed for outputMapping, got" + left.getNameSpace(), statement1);
    }
    if (!updateVariableFromList(right, shaderNode.getDefinition().getOutputs())) {
        throw new MatParseException(right.getName() + " is not an output variable of " + shaderNode.getDefinition().getName(), statement1);
    }
    checkTypes(mapping, statement1);
    return mapping;
}

Example 18 with Statement

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

the class ShaderNodeLoaderDelegate method findDefinition.

/**
     * find the definition from this statement (loads it if necessary)
     *
     * @param statement the statement being read
     * @return the definition
     * @throws IOException
     */
public ShaderNodeDefinition findDefinition(Statement statement) throws IOException {
    String[] defLine = statement.getLine().split(":");
    String defName = defLine[1].trim();
    ShaderNodeDefinition def = getNodeDefinitions().get(defName);
    if (def == null) {
        if (defLine.length == 3) {
            List<ShaderNodeDefinition> defs = null;
            try {
                defs = assetManager.loadAsset(new ShaderNodeDefinitionKey(defLine[2].trim()));
            } catch (AssetNotFoundException e) {
                throw new MatParseException("Couldn't find " + defLine[2].trim(), statement, e);
            }
            for (ShaderNodeDefinition definition : defs) {
                definition.setPath(defLine[2].trim());
                if (defName.equals(definition.getName())) {
                    def = definition;
                }
                if (!(getNodeDefinitions().containsKey(definition.getName()))) {
                    getNodeDefinitions().put(definition.getName(), definition);
                }
            }
        }
        if (def == null) {
            throw new MatParseException(defName + " is not a declared as Shader Node Definition", statement);
        }
    }
    return def;
}

Example 19 with Statement

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

the class ShaderNodeLoaderDelegate method readShaderNode.

/**
     * reads a list of ShaderNode{} blocks
     *
     * @param statements the list of statements to parse
     * @throws IOException
     */
protected void readShaderNode(List<Statement> statements) throws IOException {
    for (Statement statement : statements) {
        String line = statement.getLine();
        String[] split = statement.getLine().split("[ \\{]");
        if (line.startsWith("Definition")) {
            ShaderNodeDefinition def = findDefinition(statement);
            shaderNode.setDefinition(def);
            if (def.isNoOutput()) {
                techniqueDef.getShaderGenerationInfo().getUnusedNodes().remove(shaderNode.getName());
            }
        } else if (line.startsWith("Condition")) {
            String condition = line.substring(line.lastIndexOf(":") + 1).trim();
            extractCondition(condition, statement);
            shaderNode.setCondition(conditionParser.getFormattedExpression());
        } else if (line.startsWith("InputMapping")) {
            for (Statement statement1 : statement.getContents()) {
                VariableMapping mapping = readInputMapping(statement1);
                techniqueDef.getShaderGenerationInfo().getUnusedNodes().remove(mapping.getRightVariable().getNameSpace());
                shaderNode.getInputMapping().add(mapping);
            }
        } else if (line.startsWith("OutputMapping")) {
            for (Statement statement1 : statement.getContents()) {
                VariableMapping mapping = readOutputMapping(statement1);
                techniqueDef.getShaderGenerationInfo().getUnusedNodes().remove(shaderNode.getName());
                shaderNode.getOutputMapping().add(mapping);
            }
        } else {
            throw new MatParseException("ShaderNodeDefinition", split[0], statement);
        }
    }
}

Example 20 with Statement

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

the class GLRenderer method setupTextureParams.

@SuppressWarnings("fallthrough")
private void setupTextureParams(int unit, Texture tex) {
    Image image = tex.getImage();
    int target = convertTextureType(tex.getType(), image != null ? image.getMultiSamples() : 1, -1);
    boolean haveMips = true;
    if (image != null) {
        haveMips = image.isGeneratedMipmapsRequired() || image.hasMipmaps();
    }
    LastTextureState curState = image.getLastTextureState();
    if (curState.magFilter != tex.getMagFilter()) {
        bindTextureAndUnit(target, image, unit);
        gl.glTexParameteri(target, GL.GL_TEXTURE_MAG_FILTER, convertMagFilter(tex.getMagFilter()));
        curState.magFilter = tex.getMagFilter();
    }
    if (curState.minFilter != tex.getMinFilter()) {
        bindTextureAndUnit(target, image, unit);
        gl.glTexParameteri(target, GL.GL_TEXTURE_MIN_FILTER, convertMinFilter(tex.getMinFilter(), haveMips));
        curState.minFilter = tex.getMinFilter();
    }
    int desiredAnisoFilter = tex.getAnisotropicFilter() == 0 ? defaultAnisotropicFilter : tex.getAnisotropicFilter();
    if (caps.contains(Caps.TextureFilterAnisotropic) && curState.anisoFilter != desiredAnisoFilter) {
        bindTextureAndUnit(target, image, unit);
        gl.glTexParameterf(target, GLExt.GL_TEXTURE_MAX_ANISOTROPY_EXT, desiredAnisoFilter);
        curState.anisoFilter = desiredAnisoFilter;
    }
    switch(tex.getType()) {
        case ThreeDimensional:
        case // cubemaps use 3D coords
        CubeMap:
            if (gl2 != null && curState.rWrap != tex.getWrap(WrapAxis.R)) {
                bindTextureAndUnit(target, image, unit);
                gl2.glTexParameteri(target, GL2.GL_TEXTURE_WRAP_R, convertWrapMode(tex.getWrap(WrapAxis.R)));
                curState.rWrap = tex.getWrap(WrapAxis.R);
            }
        //There is no break statement on purpose here
        case TwoDimensional:
        case TwoDimensionalArray:
            if (curState.tWrap != tex.getWrap(WrapAxis.T)) {
                bindTextureAndUnit(target, image, unit);
                gl.glTexParameteri(target, GL.GL_TEXTURE_WRAP_T, convertWrapMode(tex.getWrap(WrapAxis.T)));
                image.getLastTextureState().tWrap = tex.getWrap(WrapAxis.T);
            }
            if (curState.sWrap != tex.getWrap(WrapAxis.S)) {
                bindTextureAndUnit(target, image, unit);
                gl.glTexParameteri(target, GL.GL_TEXTURE_WRAP_S, convertWrapMode(tex.getWrap(WrapAxis.S)));
                curState.sWrap = tex.getWrap(WrapAxis.S);
            }
            break;
        default:
            throw new UnsupportedOperationException("Unknown texture type: " + tex.getType());
    }
    ShadowCompareMode texCompareMode = tex.getShadowCompareMode();
    if (gl2 != null && curState.shadowCompareMode != texCompareMode) {
        bindTextureAndUnit(target, image, unit);
        if (texCompareMode != ShadowCompareMode.Off) {
            gl2.glTexParameteri(target, GL2.GL_TEXTURE_COMPARE_MODE, GL2.GL_COMPARE_REF_TO_TEXTURE);
            if (texCompareMode == ShadowCompareMode.GreaterOrEqual) {
                gl2.glTexParameteri(target, GL2.GL_TEXTURE_COMPARE_FUNC, GL.GL_GEQUAL);
            } else {
                gl2.glTexParameteri(target, GL2.GL_TEXTURE_COMPARE_FUNC, GL.GL_LEQUAL);
            }
        } else {
            gl2.glTexParameteri(target, GL2.GL_TEXTURE_COMPARE_MODE, GL.GL_NONE);
        }
        curState.shadowCompareMode = texCompareMode;
    }
    // If at this point we didn't bind the texture, bind it now
    bindTextureOnly(target, image, unit);
}