Examples with FunctionContext buildcraft.lib.expression.FunctionContext used on opensource projects

Example 11 with FunctionContext

use of buildcraft.lib.expression.FunctionContext in project BuildCraft by BuildCraft.

the class NodeCasting method castToObject.

public static <T> INodeFuncObject<T> castToObject(INodeFunc func, Class<T> to) throws InvalidExpressionException {
    Class<?> from = NodeTypes.getType(func);
    if (from == to) {
        return (INodeFuncObject<T>) func;
    }
    FunctionContext castingContext = new FunctionContext(NodeTypes.getContext(from), NodeTypes.getContext(to));
    INodeFunc caster = castingContext.getFunction("(" + NodeTypes.getName(to) + ")", Collections.singletonList(from));
    if (caster == null) {
        if (to == String.class) {
            return (INodeFuncObject<T>) castToString(func);
        }
        throw new InvalidExpressionException("Cannot cast from " + NodeTypes.getName(from) + " to " + NodeTypes.getName(to));
    }
    return new INodeFuncObject<T>() {

        @Override
        public INodeObject<T> getNode(INodeStack stack) throws InvalidExpressionException {
            return (INodeObject<T>) caster.getNode(new NodeStack(func.getNode(stack)));
        }

        @Override
        public Class<T> getType() {
            return to;
        }
    };
}

Example 12 with FunctionContext

use of buildcraft.lib.expression.FunctionContext in project BuildCraft by BuildCraft.

the class GuiFillerPlanner method preLoad.

protected void preLoad(BuildCraftJsonGui json) {
    TypedKeyMap<String, Object> properties = json.properties;
    FunctionContext context = json.context;
    properties.put("filler.possible", FillerStatementContext.CONTEXT_ALL);
    properties.put("filler.pattern", container.getPatternStatementClient());
    properties.put("filler.pattern.sprite", SPRITE_PATTERN);
    context.put_b("filler.invert", () -> container.addon.inverted);
    properties.put("filler.invert", IButtonBehaviour.TOGGLE);
    properties.put("filler.invert", container.addon.inverted);
    properties.put("filler.invert", (IButtonClickEventListener) (b, k) -> container.sendInverted(b.isButtonActive()));
}

Example 13 with FunctionContext

use of buildcraft.lib.expression.FunctionContext in project BuildCraft by BuildCraft.

the class ExpressionTester method testVariables.

@Test
public void testVariables() {
    FunctionContext ctx = new FunctionContext(DefaultContexts.createWithAll());
    NodeVariableDouble someVariable = ctx.putVariableDouble("something");
    someVariable.value = 0;
    bakeAndCallDouble("something", 0, ctx);
    someVariable.value = 1;
    bakeAndCallDouble("something", 1, ctx);
    NodeVariableObject<String> variant = ctx.putVariableString("variant");
    String exp = "variant == 'gold'";
    INodeBoolean expBool = bakeFunctionBoolean(exp, ctx);
    variant.value = "nether_brick";
    Assert.assertFalse(expBool.evaluate());
    variant.value = "gold";
    Assert.assertTrue(expBool.evaluate());
    variant.value = "iron";
    Assert.assertFalse(expBool.evaluate());
    exp = "variant == 'wood' ? 0 : variant == 'steel' ? 1 : variant == 'obsidian' ? 2 : 3";
    INodeLong expLong = bakeFunctionLong(exp, ctx);
    variant.value = "wood";
    Assert.assertEquals(expLong.evaluate(), 0);
    variant.value = "steel";
    Assert.assertEquals(expLong.evaluate(), 1);
    variant.value = "obsidian";
    Assert.assertEquals(expLong.evaluate(), 2);
    variant.value = "some_other_value";
    Assert.assertEquals(expLong.evaluate(), 3);
}

Example 14 with FunctionContext

use of buildcraft.lib.expression.FunctionContext in project BuildCraft by BuildCraft.

the class ExpressionTester method testMath.

@Test
public void testMath() throws InvalidExpressionException {
    FunctionContext ctx2 = DefaultContexts.createWithAll();
    List<Class<?>> list_d = Collections.singletonList(double.class);
    List<Class<?>> list_l = Collections.singletonList(long.class);
    List<Class<?>> list_ll = Arrays.asList(long.class, long.class);
    System.out.println(ctx2.getFunctions("sin"));
    System.out.println(ctx2.getFunction("sin", list_d));
    System.out.println(ctx2.getFunction("cosh", list_d));
    System.out.println(ctx2.getFunction("round", list_d));
    System.out.println(ctx2.getFunction("ceil", list_d));
    System.out.println(ctx2.getFunction("max", list_d));
    System.out.println(ctx2.getFunction("max", list_l));
    System.out.println(ctx2.getFunction("max", list_ll));
    NodeStack stack4 = new NodeStack();
    stack4.push(new NodeConstantDouble(0.4));
    INodeLong out = (INodeLong) ctx2.getFunction("ceil", list_d).getNode(stack4);
    System.out.println(out + " = " + out.evaluate());
    stack4.push(new NodeConstantDouble(0.4));
    out = (INodeLong) ctx2.getFunction("floor", list_d).getNode(stack4);
    System.out.println(out + " = " + out.evaluate());
    INodeDouble nd = (INodeDouble) ctx2.getVariable("pi");
    System.out.println(nd + " = " + nd.evaluate());
    nd = (INodeDouble) ctx2.getVariable("e");
    System.out.println(nd + " = " + nd.evaluate());
    INodeFuncLong func3 = GenericExpressionCompiler.compileFunctionLong("input * 2 + 1", ctx2, Argument.argLong("input"));
    NodeStack stack3 = new NodeStack();
    NodeVariableLong input = stack3.push(new NodeVariableLong("input"));
    INodeLong node3 = func3.getNode(stack3);
    input.value = 1;
    System.out.println(node3 + " = " + node3.evaluate());
    input.value = 30;
    System.out.println(node3 + " = " + node3.evaluate());
    ctx2.put_ll_l("sub", (a, b) -> a - b);
    testExpr("floor(ceil(0.5)+0.5)", ctx2);
    testExpr("sub(5, 6)", ctx2);
    testExpr("5.sub(6.4.round()) + 0.5.ceil()", ctx2);
    testExpr("5.sub(6) + 0.5.ceil() & ' -- ' & 45 + 2", ctx2);
    testExpr("165 + 15 - 6 * 46.sub(10)", ctx2);
    testExpr("log(10)", ctx2);
    testExpr("log10(10)", ctx2);
    testExpr("cos(radians(90))", ctx2);
    testExpr("cos(radians(90)).round_float()", ctx2);
    testExpr("cos(radians(91)).round_float()", ctx2);
    testExpr("cos(radians(92)).round_float()", ctx2);
    testExpr("cos(radians(93)).round_float()", ctx2);
    testExpr("cos(radians(94)).round_float()", ctx2);
    testExpr("floor(ceil(0.5)+0.5)", ctx2);
    testExpr("sub(5, 6)", ctx2);
    testExpr("5.sub(6.4.round()) + 0.5.ceil()", ctx2);
    testExpr("5.sub(6) + 0.5.ceil() & ' -- ' & 45 + 2", ctx2);
    testExpr("165 + 15 - 6 * 46.sub(10)", ctx2);
    testExpr("log(10)", ctx2);
    testExpr("log10(10)", ctx2);
    testExpr("cos(radians(90))", ctx2);
    testExpr("cos(radians(90)).round_float()", ctx2);
    testExpr("cos(radians(91)).round_float()", ctx2);
    testExpr("cos(radians(92)).round_float()", ctx2);
    testExpr("cos(radians(93)).round_float()", ctx2);
    testExpr("cos(radians(94)).round_float()", ctx2);
}

Example 15 with FunctionContext

use of buildcraft.lib.expression.FunctionContext in project BuildCraft by BuildCraft.

the class ExpressionTester method testObjects.

@Test
public void testObjects() {
    FunctionContext ctx = new FunctionContext();
    ctx.putConstantLong("engine.rate", 6);
    bakeAndCallLong("engine.rate", 6, ctx);
    ctx.putConstantLong("engine.other_rate", 5);
    bakeAndCallBoolean("engine.rate != engine.other_rate", true, ctx);
    ctx.putConstant("engine.stage", String.class, "blue");
    bakeAndCallString("engine.stage.toUpperCase()", "BLUE", ctx);
}