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

   1 package ru.deadsoftware.cavecraft.game;
   2
   3 import com.badlogic.gdx.Gdx;
   4 import com.badlogic.gdx.graphics.GL20;
   5 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
   6 import ru.deadsoftware.cavecraft.CaveGame;
   7 import ru.deadsoftware.cavecraft.GameScreen;
   8 import ru.deadsoftware.cavecraft.game.mobs.Mob;
   9 import ru.deadsoftware.cavecraft.game.objects.Drop;
  10 import ru.deadsoftware.cavecraft.misc.Assets;
  11 import ru.deadsoftware.cavecraft.misc.Renderer;
  12
  13 public class GameRenderer extends Renderer {
  14
  15     private GameProc gp;
  16
  17     GameRenderer(GameProc gp, float width, float heigth) {
  18         super(width, heigth);
  19         Gdx.gl.glClearColor(0f, .6f, .6f, 1f);
  20         this.gp = gp;
  21     }
  22
  23     private float drawX(int x) {
  24         return x * 16 - getCamX();
  25     }
  26
  27     private float drawY(int y) {
  28         return y * 16 - getCamY();
  29     }
  30
  31     private void drawWreck(int bl) {
  32         if (gp.blockDmg > 0) {
  33             spriter.draw(Assets.wreck[
  34                             10 * gp.blockDmg /
  35                                     GameItems.getBlock(bl).getHp()],
  36                     gp.curX * 16 - getCamX(),
  37                     gp.curY * 16 - getCamY());
  38         }
  39     }
  40
  41     private void drawBlock(int x, int y, boolean drawBG) {
  42         if (drawBG) {
  43             if ((gp.world.getForeMap(x, y) == 0 || GameItems.getBlock(gp.world.getForeMap(x, y)).isTransparent())
  44                     && gp.world.getBackMap(x, y) > 0) {
  45                 spriter.draw(
  46                         Assets.blockTex[GameItems.getBlock(gp.world.getBackMap(x, y)).getTex()],
  47                         drawX(x), drawY(y));
  48                 if (gp.world.getForeMap(x, y) == 0 && x == gp.curX && y == gp.curY)
  49                     drawWreck(gp.world.getBackMap(gp.curX, gp.curY));
  50             }
  51         }
  52         if (gp.world.getForeMap(x, y) > 0 && GameItems.getBlock(gp.world.getForeMap(x, y)).isBackground() == drawBG) {
  53             spriter.draw(
  54                     Assets.blockTex[GameItems.getBlock(gp.world.getForeMap(x, y)).getTex()],
  55                     drawX(x), drawY(y));
  56             if (x == gp.curX && y == gp.curY)
  57                 drawWreck(gp.world.getForeMap(gp.curX, gp.curY));
  58         }
  59     }
  60
  61     private void drawWorld(boolean bg) {
  62         int minX = (int) (getCamX() / 16) - 1;
  63         int minY = (int) (getCamY() / 16) - 1;
  64         int maxX = (int) ((getCamX() + getWidth()) / 16) + 1;
  65         int maxY = (int) ((getCamY() + getHeight()) / 16) + 1;
  66         if (minY < 0) minY = 0;
  67         if (maxY > gp.world.getHeight()) maxY = gp.world.getHeight();
  68         for (int y = minY; y < maxY; y++) {
  69             for (int x = minX; x < maxX; x++) {
  70                 drawBlock(x, y, bg);
  71             }
  72         }
  73         if (bg) {
  74             spriter.end();
  75             Gdx.gl.glEnable(GL20.GL_BLEND);
  76             Gdx.gl.glBlendFunc(GL20.GL_SRC_ALPHA, GL20.GL_ONE_MINUS_SRC_ALPHA);
  77             shaper.begin(ShapeRenderer.ShapeType.Filled);
  78             shaper.setColor(0f, 0f, 0f, .5f);
  79             for (int y = minY; y < maxY; y++) {
  80                 for (int x = minX; x < maxX; x++) {
  81                     if ((gp.world.getForeMap(x, y) == 0 || GameItems.getBlock(gp.world.getForeMap(x, y)).isTransparent())
  82                             && gp.world.getBackMap(x, y) > 0) 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.pos.x - getCamX();
  93         float mobDrawY = mob.pos.y - getCamY();
  94
  95         if (mobDrawX + mob.getWidth() - gp.world.getWidthPx() >= 0 && mobDrawX - gp.world.getWidthPx() <= getWidth())
  96             mob.draw(spriter, mobDrawX - gp.world.getWidthPx(), mobDrawY);
  97
  98         if (mobDrawX + mob.getWidth() >= 0 && mobDrawX <= getWidth())
  99             mob.draw(spriter, mobDrawX, mobDrawY);
 100
 101         if (mobDrawX + mob.getWidth() + gp.world.getWidthPx() >= 0 && mobDrawX + gp.world.getWidthPx() <= getWidth())
 102             mob.draw(spriter, mobDrawX + gp.world.getWidthPx(), mobDrawY);
 103     }
 104
 105     private void drawDrop(Drop drop) {
 106         switch (GameItems.getItem(drop.getId()).getType()) {
 107             case 0:
 108                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].setPosition(
 109                         drop.pos.x - getCamX() - gp.world.getWidthPx(),
 110                         drop.pos.y - getCamY());
 111                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].draw(spriter);
 112                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].setPosition(
 113                         drop.pos.x - getCamX(),
 114                         drop.pos.y - getCamY());
 115                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].draw(spriter);
 116                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].setPosition(
 117                         drop.pos.x - getCamX() + gp.world.getWidthPx(),
 118                         drop.pos.y - getCamY());
 119                 Assets.blockTex[GameItems.getItem(drop.getId()).getTex()].draw(spriter);
 120         }
 121     }
 122
 123     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
 124     private void drawCreative() {
 125         float x = getWidth() / 2 - (float) Assets.creativeInv.getRegionWidth() / 2;
 126         float y = getHeight() / 2 - (float) Assets.creativeInv.getRegionHeight() / 2;
 127         spriter.draw(Assets.creativeInv, x, y);
 128         spriter.draw(Assets.creativeScr, x + 156,
 129                 y + 18 + (gp.creativeScroll * (72f / gp.maxCreativeScroll)));
 130         for (int i = gp.creativeScroll * 8; i < gp.creativeScroll * 8 + 40; i++) {
 131             if (i > 0 && i < GameItems.getItemsSize())
 132                 switch (GameItems.getItem(i).getType()) {
 133                     case 0:
 134                         spriter.draw(Assets.blockTex[GameItems.getItem(i).getTex()],
 135                                 x + 8 + ((i - gp.creativeScroll * 8) % 8) * 18,
 136                                 y + 18 + ((i - gp.creativeScroll * 8) / 8) * 18);
 137                         break;
 138                     case 1:
 139                         spriter.draw(Assets.itemTex[GameItems.getItem(i).getTex()],
 140                                 x + 8 + ((i - gp.creativeScroll * 8) % 8) * 18,
 141                                 y + 18 + ((i - gp.creativeScroll * 8) / 8) * 18);
 142                         break;
 143                 }
 144         }
 145         for (int i = 0; i < 9; i++) {
 146             if (gp.player.inv[i] > 0)
 147                 switch (GameItems.getItem(gp.player.inv[i]).getType()) {
 148                     case 0:
 149                         spriter.draw(Assets.blockTex[GameItems.getItem(gp.player.inv[i]).getTex()],
 150                                 x + 8 + i * 18, y + Assets.creativeInv.getRegionHeight() - 24);
 151                         break;
 152                     case 1:
 153                         spriter.draw(Assets.itemTex[GameItems.getItem(gp.player.inv[i]).getTex()],
 154                                 x + 8 + i * 18, y + Assets.creativeInv.getRegionHeight() - 24);
 155                         break;
 156                 }
 157         }
 158     }
 159
 160     private void drawGUI() {
 161         if (gp.world.getForeMap(gp.curX, gp.curY) > 0 ||
 162                 gp.world.getBackMap(gp.curX, gp.curY) > 0 ||
 163                 gp.ctrlMode == 1 ||
 164                 !CaveGame.TOUCH)
 165             spriter.draw(Assets.guiCur,
 166                     gp.curX * 16 - getCamX(),
 167                     gp.curY * 16 - getCamY());
 168         spriter.draw(Assets.invBar, getWidth() / 2 - (float) Assets.invBar.getRegionWidth() / 2, 0);
 169         for (int i = 0; i < 9; i++) {
 170             if (gp.player.inv[i] > 0) {
 171                 switch (GameItems.getItem(gp.player.inv[i]).getType()) {
 172                     case 0:
 173                         spriter.draw(Assets.blockTex[GameItems.getItem(gp.player.inv[i]).getTex()],
 174                                 getWidth() / 2 - (float) Assets.invBar.getRegionWidth() / 2 + 3 + i * 20,
 175                                 3);
 176                         break;
 177                     case 1:
 178                         spriter.draw(Assets.itemTex[GameItems.getItem(gp.player.inv[i]).getTex()],
 179                                 getWidth() / 2 - (float) Assets.invBar.getRegionWidth() / 2 + 3 + i * 20,
 180                                 3);
 181                         break;
 182                 }
 183             }
 184         }
 185         spriter.draw(Assets.invBarCur,
 186                 getWidth() / 2 - (float) Assets.invBar.getRegionWidth() / 2 - 1 + 20 * gp.player.invSlot,
 187                 -1);
 188     }
 189
 190     private void drawTouchGui() {
 191         spriter.draw(Assets.touchArrows[0], 26, getHeight() - 52);
 192         spriter.draw(Assets.touchArrows[1], 0, getHeight() - 26);
 193         spriter.draw(Assets.touchArrows[2], 26, getHeight() - 26);
 194         spriter.draw(Assets.touchArrows[3], 52, getHeight() - 26);
 195         spriter.draw(Assets.touchLMB, getWidth() - 52, getHeight() - 26);
 196         spriter.draw(Assets.touchRMB, getWidth() - 26, getHeight() - 26);
 197         spriter.draw(Assets.touchMode, 78, getHeight() - 26);
 198         if (gp.ctrlMode == 1) {
 199             Assets.shade.setPosition(83, getHeight() - 21);
 200             Assets.shade.draw(spriter);
 201         }
 202     }
 203
 204     private void drawGamePlay() {
 205         drawWorld(true);
 206         gp.player.draw(spriter, gp.player.pos.x - getCamX() - 2, gp.player.pos.y - getCamY());
 207         for (Mob mob : gp.mobs) drawMob(mob);
 208         for (Drop drop : gp.drops) drawDrop(drop);
 209         drawWorld(false);
 210         drawGUI();
 211     }
 212
 213     @Override
 214     public void render() {
 215         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 216
 217         spriter.begin();
 218         switch (CaveGame.STATE) {
 219             case GAME_PLAY:
 220                 drawGamePlay();
 221                 break;
 222             case GAME_CREATIVE_INV:
 223                 drawGamePlay();
 224                 drawCreative();
 225                 break;
 226         }
 227
 228         if (CaveGame.TOUCH) drawTouchGui();
 229
 230         if (GameScreen.SHOW_DEBUG) {
 231             drawString("FPS: " + GameScreen.FPS, 0, 0);
 232             drawString("X: " + (int) (gp.player.pos.x / 16), 0, 10);
 233             drawString("Y: " + (int) (gp.player.pos.y / 16), 0, 20);
 234             drawString("CurX: " + gp.curX, 0, 30);
 235             drawString("CurY: " + gp.curY, 0, 40);
 236             drawString("Mobs: " + gp.mobs.size(), 0, 50);
 237             drawString("Drops: " + gp.drops.size(), 0, 60);
 238             drawString("Block: " + GameItems.getBlockKey(gp.world.getForeMap(gp.curX, gp.curY)), 0, 70);
 239             drawString("Game mode: " + gp.player.gameMode, 0, 80);
 240         }
 241         spriter.end();
 242     }
 243
 244 }