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