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