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 ru.deadsoftware.cavedroid.CaveGame;
  10 import ru.deadsoftware.cavedroid.GameScreen;
  11 import ru.deadsoftware.cavedroid.game.mobs.Mob;
  12 import ru.deadsoftware.cavedroid.game.objects.Drop;
  13 import ru.deadsoftware.cavedroid.misc.ControlMode;
  14 import ru.deadsoftware.cavedroid.misc.Renderer;
  15
  16 import static ru.deadsoftware.cavedroid.GameScreen.GP;
  17 import static ru.deadsoftware.cavedroid.misc.Assets.guiMap;
  18 import static ru.deadsoftware.cavedroid.misc.Assets.textureRegions;
  19
  20 public class GameRenderer extends Renderer {
  21
  22     GameRenderer(float width, float height) {
  23         super(width, height);
  24         Gdx.gl.glClearColor(0f, .6f, .6f, 1f);
  25     }
  26
  27     private float drawX(int x) {
  28         return x * 16 - getCamX();
  29     }
  30
  31     private float drawY(int y) {
  32         return y * 16 - getCamY();
  33     }
  34
  35     private void drawWreck(int bl) {
  36         if (GP.input.getBlockDamage() > 0) {
  37             int index = 10 * GP.input.getBlockDamage() / GameItems.getBlock(bl).getHp();
  38             String key = "break_" + index;
  39             spriter.draw(textureRegions.get(key), GP.input.getCurX() * 16 - getCamX(),
  40                     GP.input.getCurY() * 16 - getCamY());
  41         }
  42     }
  43
  44     private void drawBlock(int x, int y, boolean drawBG) {
  45         if (drawBG) {
  46             if ((!GP.world.hasForeAt(x, y) || GP.world.getForeMapBlock(x, y).isTransparent())
  47                     && GP.world.hasBackAt(x, y)) {
  48                 spriter.draw(GP.world.getBackMapBlock(x, y).getTex(), drawX(x), drawY(y));
  49                 if (!GP.world.hasForeAt(x, y) && x == GP.input.getCurX() && y == GP.input.getCurY()) {
  50                     drawWreck(GP.world.getBackMap(GP.input.getCurX(), GP.input.getCurY()));
  51                 }
  52             }
  53         }
  54         if (GP.world.hasForeAt(x, y) && GP.world.getForeMapBlock(x, y).isBackground() == drawBG) {
  55             spriter.draw(GP.world.getForeMapBlock(x, y).getTex(), drawX(x), drawY(y));
  56             if (x == GP.input.getCurX() && y == GP.input.getCurY()) {
  57                 drawWreck(GP.world.getForeMap(GP.input.getCurX(), GP.input.getCurY()));
  58             }
  59         }
  60     }
  61
  62     private void drawWorld(boolean bg) {
  63         int minX = (int) (getCamX() / 16) - 1;
  64         int minY = (int) (getCamY() / 16) - 1;
  65         int maxX = (int) ((getCamX() + getWidth()) / 16) + 1;
  66         int maxY = (int) ((getCamY() + getHeight()) / 16) + 1;
  67         if (minY < 0) {
  68             minY = 0;
  69         }
  70         if (maxY > GP.world.getHeight()) {
  71             maxY = GP.world.getHeight();
  72         }
  73         for (int y = minY; y < maxY; y++) {
  74             for (int x = minX; x < maxX; x++) {
  75                 drawBlock(x, y, bg);
  76             }
  77         }
  78         if (bg) {
  79             spriter.end();
  80             Gdx.gl.glEnable(GL20.GL_BLEND);
  81             Gdx.gl.glBlendFunc(GL20.GL_SRC_ALPHA, GL20.GL_ONE_MINUS_SRC_ALPHA);
  82             shaper.begin(ShapeRenderer.ShapeType.Filled);
  83             shaper.setColor(0f, 0f, 0f, .5f);
  84             for (int y = minY; y < maxY; y++) {
  85                 for (int x = minX; x < maxX; x++) {
  86                     if ((!GP.world.hasForeAt(x, y) || GP.world.getForeMapBlock(x, y).isTransparent())
  87                             && GP.world.hasBackAt(x, y)) {
  88                         shaper.rect(drawX(x), drawY(y), 16, 16);
  89                     }
  90                 }
  91             }
  92             shaper.end();
  93             Gdx.gl.glDisable(GL20.GL_BLEND);
  94             spriter.begin();
  95         }
  96     }
  97
  98     private void drawMob(Mob mob) {
  99         float mobDrawX = mob.getX() - getCamX();
 100         float mobDrawY = mob.getY() - getCamY();
 101
 102         if (mobDrawX + mob.getWidth() < 0 && mobDrawX + GP.world.getWidthPx() > 0) {
 103             mobDrawX += GP.world.getWidthPx();
 104         } else if (mobDrawX > getWidth() && mobDrawX + mob.getWidth() - GP.world.getWidthPx() > 0) {
 105             mobDrawX -= GP.world.getWidthPx();
 106         } else if (mobDrawX + mob.getWidth() < 0 && mobDrawX > getWidth()) {
 107             return;
 108         }
 109
 110         mob.draw(spriter, mobDrawX, mobDrawY);
 111     }
 112
 113     private void drawDrop(Drop drop) {
 114     }
 115
 116     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
 117     private void drawCreative() {
 118         TextureRegion creative = textureRegions.get("creative");
 119         float x = getWidth() / 2 - (float) creative.getRegionWidth() / 2;
 120         float y = getHeight() / 2 - (float) creative.getRegionHeight() / 2;
 121         spriter.draw(creative, x, y);
 122         spriter.draw(textureRegions.get("handle"), x + 156,
 123                 y + 18 + (GP.input.getCreativeScroll() * (72f / GameProc.MAX_CREATIVE_SCROLL)));
 124         for (int i = GP.input.getCreativeScroll() * 8; i < GP.input.getCreativeScroll() * 8 + 40; i++) {
 125             if (i > 0 && i < GameItems.getItemsSize()) {
 126                 if (GameItems.getItem(i).isBlock()) {
 127                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(i)).getTex(),
 128                             x + 8 + ((i - GP.input.getCreativeScroll() * 8) % 8) * 18,
 129                             y + 18 + ((i - GP.input.getCreativeScroll() * 8) / 8) * 18);
 130                 } else {
 131                     spriter.draw(GameItems.getItem(i).getTex(),
 132                             x + 8 + ((i - GP.input.getCreativeScroll() * 8) % 8) * 18,
 133                             y + 18 + ((i - GP.input.getCreativeScroll() * 8) / 8) * 18);
 134                 }
 135             }
 136         }
 137         for (int i = 0; i < 9; i++) {
 138             if (GP.player.inventory[i] > 0) {
 139                 if (GameItems.getItem(GP.player.inventory[i]).isBlock()) {
 140                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(GP.player.inventory[i])).getTex(),
 141                             x + 8 + i * 18, y + creative.getRegionHeight() - 24);
 142                 } else {
 143                     spriter.draw(GameItems.getItem(GP.player.inventory[i]).getTex(),
 144                             x + 8 + i * 18, y + creative.getRegionHeight() - 24);
 145                 }
 146             }
 147         }
 148
 149     }
 150
 151     private void drawGUI() {
 152         TextureRegion cursor = textureRegions.get("cursor");
 153         TextureRegion hotbar = textureRegions.get("hotbar");
 154         TextureRegion hotbarSelector = textureRegions.get("hotbar_selector");
 155
 156         if (GP.world.hasForeAt(GP.input.getCurX(), GP.input.getCurY()) ||
 157                 GP.world.hasBackAt(GP.input.getCurX(), GP.input.getCurY()) ||
 158                 GP.controlMode == ControlMode.CURSOR ||
 159                 !CaveGame.TOUCH) {
 160             spriter.draw(cursor,
 161                     GP.input.getCurX() * 16 - getCamX(),
 162                     GP.input.getCurY() * 16 - getCamY());
 163         }
 164         spriter.draw(hotbar, getWidth() / 2 - (float) hotbar.getRegionWidth() / 2, 0);
 165         for (int i = 0; i < 9; i++) {
 166             if (GP.player.inventory[i] > 0) {
 167                 if (GameItems.getItem(GP.player.inventory[i]).isBlock()) {
 168                     spriter.draw(GameItems.getBlock(GameItems.getBlockIdByItemId(GP.player.inventory[i])).getTex(),
 169                             getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 + 3 + i * 20,
 170                             3);
 171                 } else {
 172                     spriter.draw(GameItems.getItem(GP.player.inventory[i]).getTex(),
 173                             getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 + 3 + i * 20,
 174                             3);
 175                 }
 176             }
 177         }
 178         spriter.draw(hotbarSelector,
 179                 getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 - 1 + 20 * GP.player.slot,
 180                 -1);
 181     }
 182
 183     private void drawTouchGui() {
 184         for (int i = 0; i < guiMap.size; i++) {
 185             Rectangle touchKey = guiMap.getValueAt(i).getRect();
 186             spriter.draw(textureRegions.get(guiMap.getKeyAt(i)),
 187                     touchKey.x, touchKey.y, touchKey.width, touchKey.height);
 188         }
 189         if (GP.controlMode == ControlMode.CURSOR) {
 190             spriter.draw(textureRegions.get("shade"), 83, getHeight() - 21);
 191         }
 192     }
 193
 194     private void drawGamePlay() {
 195         drawWorld(true);
 196         GP.player.draw(spriter, GP.player.getX() - getCamX() - 2, GP.player.getY() - getCamY());
 197         GP.mobs.forEach(this::drawMob);
 198         GP.drops.forEach(this::drawDrop);
 199         drawWorld(false);
 200         drawGUI();
 201     }
 202
 203     @Override
 204     public void render() {
 205         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 206
 207         spriter.begin();
 208         switch (CaveGame.GAME_STATE) {
 209             case PLAY:
 210                 drawGamePlay();
 211                 break;
 212             case CREATIVE_INV:
 213                 drawGamePlay();
 214                 drawCreative();
 215                 break;
 216         }
 217
 218         if (CaveGame.TOUCH) {
 219             drawTouchGui();
 220         }
 221
 222         spriter.end();
 223
 224         if (GameScreen.SHOW_MAP) {
 225             //DRAW MAP
 226             shaper.begin(ShapeRenderer.ShapeType.Filled);
 227             shaper.setColor(Color.LIGHT_GRAY);
 228             shaper.rect(0, 0, GP.world.getWidth(), 128);
 229             for (int y = 128; y < 256; y++) {
 230                 for (int x = 0; x < getWidth(); x++) {
 231                     if (GP.world.hasForeAt(x, y) || GP.world.hasBackAt(x, y)) {
 232                         if (GameItems.isWater(GP.world.getForeMap(x, y))) {
 233                             shaper.setColor(Color.BLUE);
 234                         } else if (GameItems.isLava(GP.world.getForeMap(x, y))) {
 235                             shaper.setColor(Color.RED);
 236                         } else {
 237                             if (GP.world.hasForeAt(x, y)) {
 238                                 shaper.setColor(Color.BLACK);
 239                             } else {
 240                                 shaper.setColor(Color.DARK_GRAY);
 241                             }
 242                         }
 243                         shaper.rect(x, y - 128, 1, 1);
 244                     }
 245                 }
 246             }
 247             shaper.setColor(Color.OLIVE);
 248             shaper.rect(GP.player.getMapX(), GP.player.getUpperMapY() - 128, 1, 2);
 249             shaper.end();
 250             //=================
 251         }
 252
 253         if (GameScreen.SHOW_DEBUG) {
 254             spriter.begin();
 255             drawString("FPS: " + GameScreen.FPS, 0, 0);
 256             drawString("X: " + GP.player.getMapX(), 0, 10);
 257             drawString("Y: " + GP.player.getUpperMapY() / 16, 0, 20);
 258             drawString("CurX: " + GP.input.getCurX(), 0, 30);
 259             drawString("CurY: " + GP.input.getCurY(), 0, 40);
 260             drawString("Mobs: " + GP.mobs.size(), 0, 50);
 261             drawString("Drops: " + GP.drops.size(), 0, 60);
 262             drawString("Block: " + GameItems.getBlockKey(GP.world.getForeMap(GP.input.getCurX(), GP.input.getCurY())), 0, 70);
 263             drawString("Hand: " + GameItems.getItemKey(GP.player.inventory[GP.player.slot]), 0, 80);
 264             drawString("Game mode: " + GP.player.gameMode, 0, 90);
 265             spriter.end();
 266         }
 267
 268
 269     }
 270
 271 }