Java Code Examples for net.minecraftforge.client.event.RenderWorldLastEvent#getMatrixStack()

static void renderBlocks(RenderWorldLastEvent event) {
       Vector3d view = XRay.mc.gameRenderer.getActiveRenderInfo().getProjectedView();

       MatrixStack stack = event.getMatrixStack();
       stack.translate(-view.x, -view.y, -view.z); // translate

       RenderSystem.pushMatrix();
       RenderSystem.multMatrix(stack.getLast().getMatrix());

       Tessellator tessellator = Tessellator.getInstance();
       BufferBuilder buffer = tessellator.getBuffer();
       Profile.BLOCKS.apply(); // Sets GL state for block drawing

       syncRenderList.forEach(blockProps -> {
           buffer.begin( GL_LINES, DefaultVertexFormats.POSITION_COLOR );
           renderBlockBounding(buffer, blockProps);
           tessellator.draw();
       } );

       Profile.BLOCKS.clean();
       RenderSystem.popMatrix();
}
 

public static void render(RenderWorldLastEvent event, ItemStack item) {
    final Minecraft mc = Minecraft.getInstance();

    IRenderTypeBuffer.Impl buffer = Minecraft.getInstance().getRenderTypeBuffers().getBufferSource();

    int range = MiningProperties.getBeamRange(item);
    BlockRayTraceResult lookingAt = VectorHelper.getLookingAt(mc.player, RayTraceContext.FluidMode.NONE, range);
    if (mc.world.getBlockState(VectorHelper.getLookingAt(mc.player, item, range).getPos()) == Blocks.AIR.getDefaultState()) {
        return;
    }

    List<BlockPos> coords = MiningCollect.collect(mc.player, lookingAt, mc.world, MiningProperties.getRange(item));
    Vec3d view = mc.gameRenderer.getActiveRenderInfo().getProjectedView();

    MatrixStack matrix = event.getMatrixStack();
    matrix.push();
    matrix.translate(-view.getX(), -view.getY(), -view.getZ());

    IVertexBuilder builder;
    builder = buffer.getBuffer(MyRenderType.BlockOverlay);
    coords.forEach(e -> {
        if (mc.world.getBlockState(e).getBlock() != ModBlocks.RENDER_BLOCK.get()) {

            matrix.push();
            matrix.translate(e.getX(), e.getY(), e.getZ());
            matrix.translate(-0.005f, -0.005f, -0.005f);
            matrix.scale(1.01f, 1.01f, 1.01f);
            matrix.rotate(Vector3f.YP.rotationDegrees(-90.0F));

            Matrix4f positionMatrix = matrix.getLast().getMatrix();
            BlockOverlayRender.render(positionMatrix, builder, e, Color.GREEN);
            matrix.pop();
        }
    });
    matrix.pop();
    RenderSystem.disableDepthTest();
    buffer.finish(MyRenderType.BlockOverlay);
}
 

private static void drawLasers(RenderWorldLastEvent event, Vec3d from, RayTraceResult trace, double xOffset, double yOffset, double zOffset, float r, float g, float b, float thickness, PlayerEntity player, float ticks, float speedModifier) {
    Hand activeHand;
    if (player.getHeldItemMainhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.MAIN_HAND;
    } else if (player.getHeldItemOffhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.OFF_HAND;
    } else {
        return;
    }

    ItemStack stack = player.getHeldItem(activeHand);

    double distance = from.subtract(trace.getHitVec()).length();
    long gameTime = player.world.getGameTime();
    double v = gameTime * speedModifier;
    float additiveThickness = (thickness * 3.5f) * calculateLaserFlickerModifier(gameTime);
    BufferBuilder wr = Tessellator.getInstance().getBuffer();

    Vec3d view = Minecraft.getInstance().gameRenderer.getActiveRenderInfo().getProjectedView();

    MatrixStack matrix = event.getMatrixStack();
    matrix.translate(view.getX(), view.getY(), view.getZ());
    if( trace.getType() == RayTraceResult.Type.MISS )
        matrix.translate(-from.x, -from.y, -from.z);

    RenderSystem.pushMatrix();
    RenderSystem.multMatrix(matrix.getLast().getMatrix());

    RenderSystem.enableColorMaterial();
    // This makes it so we don't clip into the world, we're effectively drawing on it
    RenderSystem.disableDepthTest();
    RenderSystem.enableBlend();
    //This makes it so multiplayer doesn't matter which side the player is standing on to see someone elses laser
    RenderSystem.disableCull();
    RenderSystem.enableTexture();

    RenderSystem.rotatef(MathHelper.lerp(ticks, -player.rotationYaw, -player.prevRotationYaw), 0, 1, 0);
    RenderSystem.rotatef(MathHelper.lerp(ticks, player.rotationPitch, player.prevRotationPitch), 1, 0, 0);

    // additive laser beam
    RenderSystem.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    RenderSystem.color4f(r, g, b, 0.7f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeamGlow);
    drawBeam(xOffset, yOffset, zOffset, additiveThickness, activeHand, distance, wr, 0.5, 1, ticks);

    // main laser, colored part
    RenderSystem.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    RenderSystem.color4f(r, g, b, 1.0f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeam2);
    drawBeam(xOffset, yOffset, zOffset, thickness, activeHand, distance, wr, v, v + distance * 1.5, ticks);
    // white core
    RenderSystem.color4f(MiningProperties.getColor(stack, MiningProperties.COLOR_RED_INNER) / 255f, MiningProperties.getColor(stack, MiningProperties.COLOR_GREEN_INNER) / 255f, MiningProperties.getColor(stack, MiningProperties.COLOR_BLUE_INNER) / 255f, 1.0f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeam);
    drawBeam(xOffset, yOffset, zOffset, thickness / 2, activeHand, distance, wr, v, v + distance * 1.5, ticks);

    RenderSystem.enableDepthTest();
    RenderSystem.enableCull();
    RenderSystem.popMatrix();
}
 

private static void drawLasers(RenderWorldLastEvent event, Vec3d from, RayTraceResult trace, double xOffset, double yOffset, double zOffset, float r, float g, float b, float thickness, PlayerEntity player, float ticks, float speedModifier) {
    Hand activeHand;
    if (player.getHeldItemMainhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.MAIN_HAND;
    } else if (player.getHeldItemOffhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.OFF_HAND;
    } else {
        return;
    }

    IVertexBuilder builder;
    ItemStack stack = player.getHeldItem(activeHand);
    double distance = from.subtract(trace.getHitVec()).length();
    long gameTime = player.world.getGameTime();
    double v = gameTime * speedModifier;
    float additiveThickness = (thickness * 3.5f) * calculateLaserFlickerModifier(gameTime);

    float beam2r = MiningProperties.getColor(stack, MiningProperties.COLOR_RED_INNER) / 255f;
    float beam2g = MiningProperties.getColor(stack, MiningProperties.COLOR_GREEN_INNER) / 255f;
    float beam2b =MiningProperties.getColor(stack, MiningProperties.COLOR_BLUE_INNER) / 255f;

    Vec3d view = Minecraft.getInstance().gameRenderer.getActiveRenderInfo().getProjectedView();
    IRenderTypeBuffer.Impl buffer = Minecraft.getInstance().getRenderTypeBuffers().getBufferSource();

    MatrixStack matrix = event.getMatrixStack();

    matrix.push();

    matrix.translate(-view.getX(), -view.getY(), -view.getZ());
    matrix.translate(from.x, from.y, from.z);
    matrix.rotate(Vector3f.YP.rotationDegrees(MathHelper.lerp(ticks, -player.rotationYaw, -player.prevRotationYaw)));
    matrix.rotate(Vector3f.XP.rotationDegrees(MathHelper.lerp(ticks, player.rotationPitch, player.prevRotationPitch)));

    MatrixStack.Entry matrixstack$entry = matrix.getLast();
    Matrix3f matrixNormal = matrixstack$entry.getNormal();
    Matrix4f positionMatrix = matrixstack$entry.getMatrix();

    //additive laser beam
    builder = buffer.getBuffer(MyRenderType.LASER_MAIN_ADDITIVE);
    drawBeam(xOffset, yOffset, zOffset, builder, positionMatrix, matrixNormal, additiveThickness, activeHand, distance, 0.5, 1, ticks, r,g,b,0.7f);

    //main laser, colored part
    builder = buffer.getBuffer(MyRenderType.LASER_MAIN_BEAM);
    drawBeam(xOffset, yOffset, zOffset, builder, positionMatrix, matrixNormal, thickness, activeHand, distance, v, v + distance * 1.5, ticks, r,g,b,1f);

    //core
    builder = buffer.getBuffer(MyRenderType.LASER_MAIN_CORE);
    drawBeam(xOffset, yOffset, zOffset, builder, positionMatrix, matrixNormal, thickness/2, activeHand, distance, v, v + distance * 1.5, ticks, beam2r,beam2g,beam2b,1f);
    matrix.pop();
    RenderSystem.disableDepthTest();
    buffer.finish();
}