241 lines
14 KiB
Java
241 lines
14 KiB
Java
import eu.mhsl.minecraft.pixelpics.assets.*;
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import eu.mhsl.minecraft.pixelpics.render.entity.*;
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import eu.mhsl.minecraft.pixelpics.render.entity.BlockEntityState.*;
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import eu.mhsl.minecraft.pixelpics.render.entity.cem.*;
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import eu.mhsl.minecraft.pixelpics.render.render.*;
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import eu.mhsl.minecraft.pixelpics.render.sky.SkyContext;
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import eu.mhsl.minecraft.pixelpics.render.snapshot.WorldSnapshot;
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import eu.mhsl.minecraft.pixelpics.render.tint.BiomeTintProvider;
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import eu.mhsl.minecraft.pixelpics.render.util.MathUtil;
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import org.bukkit.Location;
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import org.bukkit.Material;
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import org.bukkit.block.data.BlockData;
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import org.bukkit.util.Vector;
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import javax.imageio.ImageIO;
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import java.awt.*;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.lang.reflect.Proxy;
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import java.util.*;
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import java.util.List;
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import java.util.logging.Logger;
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/** Standalone (no server) block-entity renderer: each scene framed and labelled into a contact sheet. */
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public class BlockEntityTestRender {
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static final String ROOT = "/home/elias/Dokumente/mcTestServer/plugins/PixelPics";
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static final double H_FOV_HALF = Math.toRadians(35);
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static final Vector BASE = new Vector(1, 0, 0);
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static final int SSAA = 3;
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static final int TW = 220, TH = 240;
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static BlockEntityBaker beBaker;
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static DecorationBaker decoBaker;
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static BlockEntityState be(Kind kind, int bx, int by, int bz, float yaw) {
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return new BlockEntityState(kind, bx, by, bz, yaw, ChestKind.SINGLE, 0, null, "oak",
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null, null, null, List.of(), List.of(), null);
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}
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public static void main(String[] args) throws Exception {
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Logger log = Logger.getLogger("test");
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ResourcePack pack = ResourcePackLoader.load(new File(ROOT, "resourcepack"), log).orElseThrow();
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AssetReader reader = new AssetReader(pack);
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TextureCache textures = new TextureCache(pack);
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BlockModelRegistry registry = new BlockModelRegistry(reader, textures);
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BiomeTintProvider tint = new BiomeTintProvider(textures);
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CemModelLoader geo = new CemModelLoader();
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geo.load(new java.io.FileInputStream("/tmp/cem_models.json"), log);
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SkinCache skins = new SkinCache();
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CemBaker baker = new CemBaker(geo, textures, skins);
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beBaker = new BlockEntityBaker(geo, textures, skins);
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decoBaker = new DecorationBaker(textures);
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DefaultScreenRenderer renderer = new DefaultScreenRenderer(registry, tint, textures, baker, beBaker, log);
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BlockData air = (BlockData) Proxy.newProxyInstance(BlockEntityTestRender.class.getClassLoader(),
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new Class<?>[]{BlockData.class}, (p, m, a) -> {
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switch (m.getName()) {
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case "getMaterial": return Material.AIR;
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case "equals": return p == a[0];
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case "hashCode": return System.identityHashCode(p);
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case "toString": return "air";
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}
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Class<?> rt = m.getReturnType();
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if (rt == boolean.class) return false;
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if (rt.isPrimitive()) return 0;
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return null;
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});
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WorldSnapshot empty = new WorldSnapshot(Map.of(), -64, 320, air);
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SkyContext sky = new SkyContext(6000, 0, 6000);
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// Scenes: label -> list of block-entity states.
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LinkedHashMap<String, List<BlockEntityState>> scenes = new LinkedHashMap<>();
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scenes.put("chest_S", List.of(be(Kind.CHEST, 0, 0, 0, 0)));
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scenes.put("chest_N", List.of(be(Kind.CHEST, 0, 0, 0, 180)));
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scenes.put("chest_E", List.of(be(Kind.CHEST, 0, 0, 0, 270)));
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scenes.put("chest_W", List.of(be(Kind.CHEST, 0, 0, 0, 90)));
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scenes.put("double_chest", List.of(
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new BlockEntityState(Kind.CHEST, 0, 0, 0, 0, ChestKind.LEFT, 0, null, null, null, null, null, List.of(), List.of(), null),
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new BlockEntityState(Kind.CHEST, 1, 0, 0, 0, ChestKind.RIGHT, 0, null, null, null, null, null, List.of(), List.of(), null)));
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scenes.put("sign", List.of(be(Kind.SIGN, 0, 0, 0, 0)));
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scenes.put("wall_sign", List.of(be(Kind.WALL_SIGN, 0, 0, 0, 0)));
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scenes.put("hanging_sign", List.of(be(Kind.HANGING_SIGN, 0, 0, 0, 0)));
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scenes.put("banner", List.of(new BlockEntityState(Kind.BANNER, 0, 0, 0, 0, null, 0xFFCC2020, null, null, null, null, null, List.of(), List.of(), null)));
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scenes.put("banner_patterned", List.of(new BlockEntityState(Kind.BANNER, 0, 0, 0, 0, null, 0xFFFFFFFF, null, null, null, null, null,
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List.of(new BannerPattern("stripe_bottom", 0xFFCC2020), new BannerPattern("cross", 0xFF2040CC), new BannerPattern("border", 0xFF20A020)), List.of(), null)));
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scenes.put("wall_banner", List.of(new BlockEntityState(Kind.WALL_BANNER, 0, 0, 0, 0, null, 0xFF2040CC, null, null, null, null, null, List.of(), List.of(), null)));
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scenes.put("bed", List.of(
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new BlockEntityState(Kind.BED, 0, 0, 0, 0, null, 0, "red", null, BedPart.FOOT, null, null, List.of(), List.of(), null),
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new BlockEntityState(Kind.BED, 0, 0, 1, 0, null, 0, "red", null, BedPart.HEAD, null, null, List.of(), List.of(), null)));
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scenes.put("shulker_box", List.of(new BlockEntityState(Kind.SHULKER_BOX, 0, 0, 0, 0, null, 0, null, null, null, null, null, List.of(), List.of(), null)));
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scenes.put("conduit", List.of(be(Kind.CONDUIT, 0, 0, 0, 0)));
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scenes.put("decorated_pot", List.of(be(Kind.DECORATED_POT, 0, 0, 0, 0)));
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scenes.put("decorated_pot_sherds", List.of(new BlockEntityState(Kind.DECORATED_POT, 0, 0, 0, 0, null, 0, null, null, null, null, null,
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List.of(), List.of("angler_pottery_sherd", "heart_pottery_sherd", "skull_pottery_sherd", "brick"), null)));
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scenes.put("bell", List.of(be(Kind.BELL, 0, 0, 0, 0)));
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scenes.put("head_skeleton", List.of(head("skeleton")));
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scenes.put("head_zombie", List.of(head("zombie")));
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scenes.put("head_creeper", List.of(head("creeper")));
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scenes.put("head_dragon", List.of(head("dragon")));
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scenes.put("head_piglin", List.of(head("piglin")));
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scenes.put("wither_skull", List.of(headKind(Kind.HEAD, "wither_skeleton")));
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scenes.put("wall_head", List.of(headKind(Kind.WALL_HEAD, "skeleton")));
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// Decoration scenes (paintings + item frames), rendered via the same scene path.
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LinkedHashMap<String, List<DecorationState>> decoScenes = new LinkedHashMap<>();
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// kebab is 1x1; place a thin quad facing south spanning the block at z=0..0.0625.
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decoScenes.put("painting_kebab_S", List.of(new DecorationState(DecorationState.Kind.PAINTING,
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0, 0, 0, 1, 1, 0.0625, DecorationState.Facing.SOUTH, "kebab", null, 0, false)));
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decoScenes.put("painting_kebab_N", List.of(new DecorationState(DecorationState.Kind.PAINTING,
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0, 0, 0.9375, 1, 1, 1, DecorationState.Facing.NORTH, "kebab", null, 0, false)));
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decoScenes.put("painting_pool_S", List.of(new DecorationState(DecorationState.Kind.PAINTING,
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0, 0, 0, 2, 1, 0.0625, DecorationState.Facing.SOUTH, "pool", null, 0, false)));
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decoScenes.put("item_frame", List.of(new DecorationState(DecorationState.Kind.ITEM_FRAME,
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0.0625, 0.0625, 0, 0.9375, 0.9375, 0.0625, DecorationState.Facing.SOUTH, null, "diamond", 0, false)));
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decoScenes.put("item_frame_empty", List.of(new DecorationState(DecorationState.Kind.ITEM_FRAME,
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0.0625, 0.0625, 0, 0.9375, 0.9375, 0.0625, DecorationState.Facing.SOUTH, null, null, 0, false)));
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decoScenes.put("item_frame_E", List.of(new DecorationState(DecorationState.Kind.ITEM_FRAME,
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0.9375, 0.0625, 0.0625, 1.0, 0.9375, 0.9375, DecorationState.Facing.EAST, null, "diamond", 0, false)));
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List<BufferedImage> cells = new ArrayList<>();
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List<String> names = new ArrayList<>(scenes.keySet());
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for (String name : names) {
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cells.add(labelCell(name, renderScene(renderer, empty, sky, scenes.get(name))));
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log.info("rendered " + name);
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}
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for (String name : decoScenes.keySet()) {
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cells.add(labelCell(name, renderDeco(renderer, empty, sky, decoScenes.get(name))));
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names.add(name);
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log.info("rendered " + name);
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}
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File outDir = new File("/home/elias/Dokumente/PixelPics-BlockEntity-Renders");
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outDir.mkdirs();
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for (int i = 0; i < names.size(); i++) ImageIO.write(cells.get(i), "png", new File(outDir, names.get(i) + ".png"));
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int cols = 4, cw = cells.get(0).getWidth(), ch = cells.get(0).getHeight();
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int rows = (cells.size() + cols - 1) / cols;
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BufferedImage sheet = new BufferedImage(cols * cw, rows * ch, BufferedImage.TYPE_INT_RGB);
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Graphics2D g = sheet.createGraphics();
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g.setColor(new Color(40, 40, 48));
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g.fillRect(0, 0, sheet.getWidth(), sheet.getHeight());
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for (int i = 0; i < cells.size(); i++) g.drawImage(cells.get(i), (i % cols) * cw, (i / cols) * ch, null);
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g.dispose();
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File f = new File(outDir, "sheet.png");
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ImageIO.write(sheet, "png", f);
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System.out.println("WROTE " + f);
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}
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static BlockEntityState head(String type) { return headKind(Kind.HEAD, type); }
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static BlockEntityState headKind(Kind kind, String type) {
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return new BlockEntityState(kind, 0, 0, 0, 0, null, 0, null, null, null, type, null, List.of(), List.of(), null);
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}
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static BufferedImage renderScene(DefaultScreenRenderer renderer, WorldSnapshot world, SkyContext sky,
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List<BlockEntityState> states) {
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double[] min = {Double.MAX_VALUE, Double.MAX_VALUE, Double.MAX_VALUE};
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double[] max = {-Double.MAX_VALUE, -Double.MAX_VALUE, -Double.MAX_VALUE};
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for (BlockEntityState s : states) {
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RenderedEntity re = beBaker.bake(s);
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if (re == null) continue;
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for (int a = 0; a < 3; a++) { min[a] = Math.min(min[a], re.aabbMin[a]); max[a] = Math.max(max[a], re.aabbMax[a]); }
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}
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if (min[0] > max[0]) { min = new double[]{0, 0, 0}; max = new double[]{1, 1, 1}; }
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double cx = (min[0] + max[0]) / 2, cy = (min[1] + max[1]) / 2, cz = (min[2] + max[2]) / 2;
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double ext = 0.5;
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for (int a = 0; a < 3; a++) ext = Math.max(ext, max[a] - min[a]);
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double dist = ext / (2 * Math.tan(H_FOV_HALF)) * 1.4 + 0.6;
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Vector center = new Vector(cx, cy, cz);
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Vector cam = new Vector(cx - dist, cy + dist * 0.45, cz - dist * 0.35);
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Location loc = new Location(null, cam.getX(), cam.getY(), cam.getZ());
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loc.setDirection(center.clone().subtract(cam));
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List<Vector> rayMap = buildRayMap(loc, TW * SSAA, TH * SSAA);
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RenderJob job = new RenderJob(world, rayMap, cam, TW, TH, sky, List.of(), states);
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return renderer.execute(job);
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}
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static BufferedImage renderDeco(DefaultScreenRenderer renderer, WorldSnapshot world, SkyContext sky,
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List<DecorationState> states) {
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double[] min = {Double.MAX_VALUE, Double.MAX_VALUE, Double.MAX_VALUE};
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double[] max = {-Double.MAX_VALUE, -Double.MAX_VALUE, -Double.MAX_VALUE};
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for (DecorationState s : states) {
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RenderedEntity re = decoBaker.bake(s);
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if (re == null) continue;
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for (int a = 0; a < 3; a++) { min[a] = Math.min(min[a], re.aabbMin[a]); max[a] = Math.max(max[a], re.aabbMax[a]); }
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}
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if (min[0] > max[0]) { min = new double[]{0, 0, 0}; max = new double[]{1, 1, 1}; }
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double cx = (min[0] + max[0]) / 2, cy = (min[1] + max[1]) / 2, cz = (min[2] + max[2]) / 2;
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double ext = 0.5;
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for (int a = 0; a < 3; a++) ext = Math.max(ext, max[a] - min[a]);
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double dist = ext / (2 * Math.tan(H_FOV_HALF)) * 1.4 + 0.6;
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// View from the front side (along +facing) so the picture is visible, not the back.
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DecorationState.Facing f = states.get(0).facing();
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double fx = f.axis() == 0 ? f.sign() : 0, fy = f.axis() == 1 ? f.sign() : 0, fz = f.axis() == 2 ? f.sign() : 0;
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Vector center = new Vector(cx, cy, cz);
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Vector cam = new Vector(cx + fx * dist + 0.1, cy + fy * dist + 0.1, cz + fz * dist + 0.1);
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Location loc = new Location(null, cam.getX(), cam.getY(), cam.getZ());
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loc.setDirection(center.clone().subtract(cam));
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List<Vector> rayMap = buildRayMap(loc, TW * SSAA, TH * SSAA);
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RenderJob job = new RenderJob(world, rayMap, cam, TW, TH, sky, List.of(), List.of(), states);
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return renderer.execute(job);
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}
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static BufferedImage labelCell(String key, BufferedImage v) {
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int labelH = 20;
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BufferedImage cell = new BufferedImage(v.getWidth(), v.getHeight() + labelH, BufferedImage.TYPE_INT_RGB);
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Graphics2D g = cell.createGraphics();
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g.setColor(new Color(25, 25, 30));
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g.fillRect(0, 0, cell.getWidth(), cell.getHeight());
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g.drawImage(v, 0, labelH, null);
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g.setColor(Color.WHITE);
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g.setFont(new Font("SansSerif", Font.BOLD, 13));
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g.drawString(key, 4, 15);
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g.dispose();
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return cell;
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}
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static List<Vector> buildRayMap(Location eye, int width, int height) {
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Vector dir = eye.getDirection();
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double angleYaw = Math.atan2(dir.getZ(), dir.getX());
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double anglePitch = Math.atan2(dir.getY(), Math.sqrt(dir.getX() * dir.getX() + dir.getZ() * dir.getZ()));
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double yawHalf = H_FOV_HALF;
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double pitchHalf = Math.atan(Math.tan(yawHalf) * ((double) height / width));
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Vector ll = MathUtil.doubleYawPitchRotation(BASE, -yawHalf, -pitchHalf, angleYaw, anglePitch);
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Vector ul = MathUtil.doubleYawPitchRotation(BASE, -yawHalf, pitchHalf, angleYaw, anglePitch);
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Vector lr = MathUtil.doubleYawPitchRotation(BASE, yawHalf, -pitchHalf, angleYaw, anglePitch);
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Vector ur = MathUtil.doubleYawPitchRotation(BASE, yawHalf, pitchHalf, angleYaw, anglePitch);
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List<Vector> rayMap = new ArrayList<>(width * height);
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Vector leftFrac = ul.clone().subtract(ll).multiply(1.0 / (height - 1));
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Vector rightFrac = ur.clone().subtract(lr).multiply(1.0 / (height - 1));
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for (int pitch = 0; pitch < height; pitch++) {
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Vector leftPitch = ul.clone().subtract(leftFrac.clone().multiply(pitch));
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Vector rightPitch = ur.clone().subtract(rightFrac.clone().multiply(pitch));
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Vector yawFrac = rightPitch.clone().subtract(leftPitch).multiply(1.0 / (width - 1));
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for (int yaw = 0; yaw < width; yaw++) rayMap.add(leftPitch.clone().add(yawFrac.clone().multiply(yaw)).normalize());
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}
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return rayMap;
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}
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}
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