core/src/ru/deadsoftware/cavedroid/game/GameRenderer.java

   1 package ru.deadsoftware.cavedroid.game;
   2
   3 import com.badlogic.gdx.Gdx;
   4 import com.badlogic.gdx.graphics.Color;
   5 import com.badlogic.gdx.graphics.GL20;
   6 import com.badlogic.gdx.graphics.g2d.Sprite;
   7 import com.badlogic.gdx.graphics.g2d.TextureRegion;
   8 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
   9 import com.badlogic.gdx.math.Intersector;
  10 import com.badlogic.gdx.math.MathUtils;
  11 import com.badlogic.gdx.math.Rectangle;
  12 import com.badlogic.gdx.math.Vector2;
  13 import com.badlogic.gdx.scenes.scene2d.utils.ScissorStack;
  14 import ru.deadsoftware.cavedroid.MainConfig;
  15 import ru.deadsoftware.cavedroid.game.mobs.Mob;
  16 import ru.deadsoftware.cavedroid.game.mobs.MobsController;
  17 import ru.deadsoftware.cavedroid.game.mobs.Player;
  18 import ru.deadsoftware.cavedroid.game.model.block.Block;
  19 import ru.deadsoftware.cavedroid.game.objects.Drop;
  20 import ru.deadsoftware.cavedroid.game.objects.DropController;
  21 import ru.deadsoftware.cavedroid.game.objects.Item;
  22 import ru.deadsoftware.cavedroid.game.world.GameWorld;
  23 import ru.deadsoftware.cavedroid.misc.ControlMode;
  24 import ru.deadsoftware.cavedroid.misc.Renderer;
  25 import ru.deadsoftware.cavedroid.misc.utils.SpriteUtilsKt;
  26
  27 import javax.annotation.CheckForNull;
  28 import javax.annotation.Nullable;
  29 import javax.inject.Inject;
  30
  31 import static ru.deadsoftware.cavedroid.misc.Assets.*;
  32
  33 @GameScope
  34 public class GameRenderer extends Renderer {
  35
  36     private static final String TAG = "GameRenderer";
  37
  38     private final MainConfig mMainConfig;
  39     private final GameInput mGameInput;
  40     private final GameWorld mGameWorld;
  41     private final MobsController mMobsController;
  42     private final DropController mDropController;
  43
  44     @Inject
  45     GameRenderer(MainConfig mainConfig,
  46                  GameInput gameInput,
  47                  GameWorld gameWorld,
  48                  MobsController mobsController,
  49                  DropController dropController) {
  50         super(mainConfig.getWidth(), mainConfig.getHeight());
  51
  52         mMainConfig = mainConfig;
  53         mGameInput = gameInput;
  54         mGameWorld = gameWorld;
  55         mMobsController = mobsController;
  56         mDropController = dropController;
  57
  58         Gdx.gl.glClearColor(0f, .6f, .6f, 1f);
  59     }
  60
  61     private float drawX(int x) {
  62         return x * 16 - getCamX();
  63     }
  64
  65     private float drawY(int y) {
  66         return y * 16 - getCamY();
  67     }
  68
  69     private void drawWreck(int bl) {
  70         if (mGameInput.getBlockDamage() > 0) {
  71             int index = 10 * mGameInput.getBlockDamage() / GameItems.getBlock(bl).getHp();
  72             String key = "break_" + index;
  73
  74             if (index > 10 || index < 0) {
  75                 return;
  76             }
  77
  78             spriter.draw(textureRegions.get(key), mGameInput.getCurX() * 16 - getCamX(),
  79                     mGameInput.getCurY() * 16 - getCamY());
  80         }
  81     }
  82
  83     private void drawBlock(int x, int y, boolean drawBG) {
  84         if (drawBG) {
  85             if ((!mGameWorld.hasForeAt(x, y) || mGameWorld.getForeMapBlock(x, y).isTransparent())
  86                     && mGameWorld.hasBackAt(x, y)) {
  87                 mGameWorld.getBackMapBlock(x, y).draw(spriter, drawX(x), drawY(y));
  88                 if (!mGameWorld.hasForeAt(x, y) && x == mGameInput.getCurX() && y == mGameInput.getCurY()) {
  89                     drawWreck(mGameWorld.getBackMap(mGameInput.getCurX(), mGameInput.getCurY()));
  90                 }
  91             }
  92         }
  93         if (mGameWorld.hasForeAt(x, y) && mGameWorld.getForeMapBlock(x, y).isBackground() == drawBG) {
  94             mGameWorld.getForeMapBlock(x, y).draw(spriter, drawX(x), drawY(y));
  95             if (x == mGameInput.getCurX() && y == mGameInput.getCurY()) {
  96                 drawWreck(mGameWorld.getForeMap(mGameInput.getCurX(), mGameInput.getCurY()));
  97             }
  98         }
  99     }
 100
 101     private void drawWorld(boolean bg) {
 102         int minX = (int) (getCamX() / 16) - 1;
 103         int minY = (int) (getCamY() / 16) - 1;
 104         int maxX = (int) ((getCamX() + getWidth()) / 16) + 1;
 105         int maxY = (int) ((getCamY() + getHeight()) / 16) + 1;
 106         if (minY < 0) {
 107             minY = 0;
 108         }
 109         if (maxY > mGameWorld.getHeight()) {
 110             maxY = mGameWorld.getHeight();
 111         }
 112         for (int y = minY; y < maxY; y++) {
 113             for (int x = minX; x < maxX; x++) {
 114                 drawBlock(x, y, bg);
 115             }
 116         }
 117         if (bg) {
 118             spriter.end();
 119             Gdx.gl.glEnable(GL20.GL_BLEND);
 120             Gdx.gl.glBlendFunc(GL20.GL_SRC_ALPHA, GL20.GL_ONE_MINUS_SRC_ALPHA);
 121             shaper.begin(ShapeRenderer.ShapeType.Filled);
 122             shaper.setColor(0f, 0f, 0f, .5f);
 123             for (int y = minY; y < maxY; y++) {
 124                 for (int x = minX; x < maxX; x++) {
 125                     if ((!mGameWorld.hasForeAt(x, y) || mGameWorld.getForeMapBlock(x, y).isTransparent())
 126                             && mGameWorld.hasBackAt(x, y)) {
 127                         shaper.rect(drawX(x), drawY(y), 16, 16);
 128                     }
 129                 }
 130             }
 131             shaper.end();
 132             Gdx.gl.glDisable(GL20.GL_BLEND);
 133             spriter.begin();
 134         }
 135     }
 136
 137     private Rectangle getShiftedRectRespectfulToViewPort(final Rectangle rect, final float shift) {
 138         return new Rectangle(rect.x + shift - getCamX(), rect.y - getCamY(), rect.width, rect.height);
 139     }
 140
 141     @CheckForNull
 142     private Rectangle getDrawingRectIfInsideViewport(final Rectangle rectangle) {
 143         final Rectangle viewportRect = new Rectangle(0, 0, getWidth(), getHeight());
 144
 145         final Rectangle notShifted = getShiftedRectRespectfulToViewPort(rectangle, 0);
 146         if (Intersector.overlaps(viewportRect, notShifted)) {
 147             return notShifted;
 148         }
 149
 150         final Rectangle shiftedLeft = getShiftedRectRespectfulToViewPort(rectangle, -mGameWorld.getWidthPx());
 151         if (Intersector.overlaps(viewportRect, shiftedLeft)) {
 152             return shiftedLeft;
 153         }
 154
 155         final Rectangle shiftedRight = getShiftedRectRespectfulToViewPort(rectangle, mGameWorld.getWidthPx());
 156         if (Intersector.overlaps(viewportRect, shiftedRight)) {
 157             return shiftedRight;
 158         }
 159
 160         return null;
 161     }
 162
 163     private void drawMob(Mob mob, float delta) {
 164         float mobDrawX = mob.getX() - getCamX();
 165         float mobDrawY = mob.getY() - getCamY();
 166
 167         if (mobDrawX + mob.getWidth() < 0 && mobDrawX + mGameWorld.getWidthPx() > 0) {
 168             mobDrawX += mGameWorld.getWidthPx();
 169         } else if (mobDrawX > getWidth() && mobDrawX + mob.getWidth() - mGameWorld.getWidthPx() > 0) {
 170             mobDrawX -= mGameWorld.getWidthPx();
 171         } else if (mobDrawX + mob.getWidth() < 0 && mobDrawX > getWidth()) {
 172             return;
 173         }
 174
 175         mob.draw(spriter, mobDrawX, mobDrawY, delta);
 176     }
 177
 178     private void drawDrop(Drop drop) {
 179         if (drop.getId() <= 0) {
 180             return;
 181         }
 182
 183         @CheckForNull final Rectangle drawingRect = getDrawingRectIfInsideViewport(drop);
 184
 185         if (drawingRect == null) {
 186             return;
 187         }
 188
 189         final Item item = GameItems.getItem(drop.getId());
 190         @CheckForNull final Block block = GameItems.getBlock(GameItems.getItemKey(drop.getId()));
 191         @CheckForNull final Sprite sprite = item.isBlock()
 192                 ? block.getTexture()
 193                 : item.getSprite();
 194
 195         if (sprite == null) {
 196             return;
 197         }
 198
 199         sprite.setPosition(drawingRect.x, drawingRect.y);
 200         sprite.setSize(drawingRect.width, drawingRect.height);
 201         sprite.draw(spriter);
 202     }
 203
 204     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
 205     private void drawCreative() {
 206         TextureRegion creative = textureRegions.get("creative");
 207         float x = getWidth() / 2 - (float) creative.getRegionWidth() / 2;
 208         float y = getHeight() / 2 - (float) creative.getRegionHeight() / 2;
 209         spriter.draw(creative, x, y);
 210         spriter.draw(textureRegions.get("handle"), x + 156,
 211                 y + 18 + (mGameInput.getCreativeScroll() * (72f / GameProc.MAX_CREATIVE_SCROLL)));
 212         for (int i = mGameInput.getCreativeScroll() * 8; i < mGameInput.getCreativeScroll() * 8 + 40; i++) {
 213             if (i > 0 && i < GameItems.getItemsSize()) {
 214                 if (GameItems.getItem(i).isBlock()) {
 215                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(i)).getTexture(),
 216                             x + 8 + ((i - mGameInput.getCreativeScroll() * 8) % 8) * 18,
 217                             y + 18 + ((i - mGameInput.getCreativeScroll() * 8) / 8) * 18);
 218                 } else {
 219                     spriter.draw(GameItems.getItem(i).getTexture(),
 220                             x + 8 + ((i - mGameInput.getCreativeScroll() * 8) % 8) * 18,
 221                             y + 18 + ((i - mGameInput.getCreativeScroll() * 8) / 8) * 18);
 222                 }
 223             }
 224         }
 225         for (int i = 0; i < 9; i++) {
 226             if (mMobsController.getPlayer().inventory[i] > 0) {
 227                 if (GameItems.getItem(mMobsController.getPlayer().inventory[i]).isBlock()) {
 228                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(mMobsController.getPlayer().inventory[i])).getTexture(),
 229                             x + 8 + i * 18, y + creative.getRegionHeight() - 24);
 230                 } else {
 231                     spriter.draw(GameItems.getItem(mMobsController.getPlayer().inventory[i]).getTexture(),
 232                             x + 8 + i * 18, y + creative.getRegionHeight() - 24);
 233                 }
 234             }
 235         }
 236
 237     }
 238
 239     private void drawHealth(float x, float y) {
 240         Player player = mMobsController.getPlayer();
 241
 242         if (player.gameMode == 1) {
 243             return;
 244         }
 245
 246         TextureRegion wholeHeart = textureRegions.get("heart_whole");
 247         TextureRegion halfHeart = textureRegions.get("heart_half");
 248
 249         int wholeHearts = player.getHealth() / 2;
 250
 251         for (int i = 0; i < wholeHearts; i++) {
 252             spriter.draw(wholeHeart, x + i * wholeHeart.getRegionWidth(), y);
 253         }
 254
 255         if (player.getHealth() % 2 == 1) {
 256             spriter.draw(halfHeart, x + wholeHearts * wholeHeart.getRegionWidth(), y);
 257         }
 258     }
 259
 260     private void drawGUI() {
 261         TextureRegion cursor = textureRegions.get("cursor");
 262         TextureRegion hotbar = textureRegions.get("hotbar");
 263         TextureRegion hotbarSelector = textureRegions.get("hotbar_selector");
 264
 265         if (mGameWorld.hasForeAt(mGameInput.getCurX(), mGameInput.getCurY()) ||
 266                 mGameWorld.hasBackAt(mGameInput.getCurX(), mGameInput.getCurY()) ||
 267                 mGameInput.getControlMode() == ControlMode.CURSOR || mMainConfig.isTouch()) {
 268             spriter.draw(cursor, mGameInput.getCurX() * 16 - getCamX(), mGameInput.getCurY() * 16 - getCamY());
 269         }
 270
 271         float hotbarX = getWidth() / 2 - (float) hotbar.getRegionWidth() / 2;
 272         spriter.draw(hotbar, hotbarX, 0);
 273         drawHealth(hotbarX, hotbar.getRegionHeight());
 274
 275         for (int i = 0; i < 9; i++) {
 276             if (mMobsController.getPlayer().inventory[i] > 0) {
 277                 if (GameItems.getItem(mMobsController.getPlayer().inventory[i]).isBlock()) {
 278                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(mMobsController.getPlayer().inventory[i])).getTexture(),
 279                             getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 + 3 + i * 20,
 280                             3);
 281                 } else {
 282                     spriter.draw(GameItems.getItem(mMobsController.getPlayer().inventory[i]).getTexture(),
 283                             getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 + 3 + i * 20,
 284                             3);
 285                 }
 286             }
 287         }
 288         spriter.draw(hotbarSelector,
 289                 getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 - 1 + 20 * mMobsController.getPlayer().slot,
 290                 -1);
 291     }
 292
 293     private void drawTouchGui() {
 294         for (int i = 0; i < guiMap.size; i++) {
 295             Rectangle touchKey = guiMap.getValueAt(i).getRect();
 296             spriter.draw(textureRegions.get(guiMap.getKeyAt(i)),
 297                     touchKey.x, touchKey.y, touchKey.width, touchKey.height);
 298         }
 299         if (mGameInput.getControlMode() == ControlMode.CURSOR) {
 300             spriter.draw(textureRegions.get("shade"), 83, getHeight() - 21);
 301         }
 302     }
 303
 304     private void drawGamePlay(float delta) {
 305         Player player = mMobsController.getPlayer();
 306
 307         drawWorld(true);
 308         player.draw(spriter, player.getX() - getCamX() - player.getWidth() / 2, player.getY() - getCamY(), delta);
 309         mMobsController.getMobs().forEach( (mob) -> { drawMob(mob, delta); });
 310         mDropController.forEach(this::drawDrop);
 311         drawWorld(false);
 312         drawGUI();
 313     }
 314
 315     private void updateCameraPosition() {
 316         Player player = mMobsController.getPlayer();
 317         setCamPos(player.getX() + player.getWidth() / 2 - getWidth() / 2,
 318                 player.getY() + player.getHeight() / 2 - getHeight() / 2);
 319     }
 320
 321     @Nullable
 322     private Color getMinimapColor(int x, int y) {
 323         @Nullable Color result = null;
 324
 325         final boolean hasForeMap = mGameWorld.hasForeAt(x, y);
 326         final boolean hasBackMap = mGameWorld.hasBackAt(x, y);
 327
 328         if (hasForeMap) {
 329             final Block block = mGameWorld.getForeMapBlock(x, y);
 330
 331             if (GameItems.isWater(block)) {
 332                 result = Color.BLUE;
 333             } else if (GameItems.isLava(block)) {
 334                 result = Color.RED;
 335             } else {
 336                 result = Color.BLACK;
 337             }
 338         } else if (hasBackMap) {
 339             result = Color.DARK_GRAY;
 340         }
 341
 342         return result;
 343     }
 344
 345     private void drawMiniMap(float miniMapX, float miniMapY, float size) {
 346         shaper.begin(ShapeRenderer.ShapeType.Filled);
 347
 348         shaper.setColor(Color.LIGHT_GRAY);
 349         shaper.rect(miniMapX, miniMapY, size, size);
 350
 351         for (int x = 0; x < size; x++) {
 352             for (int y = 0; y < size; y++) {
 353
 354                 final int worldX = (int) (mMobsController.getPlayer().getMapX() - size / 2 + x);
 355                 final int worldY = (int) (mMobsController.getPlayer().getUpperMapY() - size / 2 + y);
 356
 357                 @Nullable
 358                 final Color color = getMinimapColor(worldX, worldY);
 359
 360                 if (color != null) {
 361                     shaper.setColor(color);
 362                     shaper.rect(miniMapX + x, miniMapY + y, 1, 1);
 363                 }
 364             }
 365         }
 366
 367         shaper.setColor(Color.OLIVE);
 368         shaper.rect(miniMapX + size / 2, miniMapY + size / 2, 1, 2);
 369         shaper.end();
 370     }
 371
 372     @Override
 373     public void render(float delta) {
 374         int fps = MathUtils.ceil(1 / delta);
 375         updateCameraPosition();
 376         mGameInput.moveCursor(this);
 377
 378         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 379
 380         spriter.begin();
 381
 382         drawGamePlay(delta);
 383
 384         switch (mMainConfig.getGameUiWindow()) {
 385             case CREATIVE_INVENTORY:
 386                 drawCreative();
 387                 break;
 388             //TODO draw other ui windows
 389         }
 390
 391
 392         if (mMainConfig.isTouch()) {
 393             drawTouchGui();
 394         }
 395
 396         spriter.end();
 397
 398         if (mMainConfig.isShowMap()) {
 399             drawMiniMap(getWidth() - 64f - 24f, 24f, 64f);
 400         }
 401
 402         if (mMainConfig.isShowInfo()) {
 403             spriter.begin();
 404             Player player = mMobsController.getPlayer();
 405             drawString("FPS: " + fps, 0, 0);
 406             drawString("X: " + player.getMapX(), 0, 10);
 407             drawString("Y: " + player.getUpperMapY(), 0, 20);
 408             drawString("CurX: " + mGameInput.getCurX(), 0, 30);
 409             drawString("CurY: " + mGameInput.getCurY(), 0, 40);
 410             drawString("Velocity: " + player.getVelocity(), 0, 50);
 411             drawString("Swim: " + player.swim, 0, 60);
 412             drawString("Mobs: " + mMobsController.getMobs().size(), 0, 70);
 413             drawString("Drops: " + mDropController.getSize(), 0, 80);
 414             drawString("Block: " + GameItems.getBlockKey(mGameWorld.getForeMap(mGameInput.getCurX(), mGameInput.getCurY())), 0, 90);
 415             drawString("Hand: " + GameItems.getItemKey(mMobsController.getPlayer().inventory[mMobsController.getPlayer().slot]), 0, 100);
 416             drawString("Game mode: " + player.gameMode, 0, 110);
 417             drawString("Check swim: " + GameItems.isFluid(mGameWorld.getForeMap(player.getMapX(), player.getLowerMapY())), 0, 120);
 418             spriter.end();
 419         }
 420
 421     }
 422
 423 }