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