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115 lines
3.5 KiB
115 lines
3.5 KiB
package mightypork.rogue.world.tile;
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import mightypork.gamecore.render.Render;
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import mightypork.gamecore.render.textures.TxQuad;
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import mightypork.rogue.Res;
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import mightypork.rogue.world.Sides;
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import mightypork.rogue.world.level.render.TileRenderContext;
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import mightypork.util.math.constraints.rect.Rect;
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/**
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* Renderer for a tile model, in client
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*
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* @author MightyPork
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*/
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public abstract class TileRenderer {
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private static TxQuad SH_N, SH_S, SH_E, SH_W, SH_NW, SH_NE, SH_SW, SH_SE;
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private static TxQuad UFOG_N, UFOG_S, UFOG_E, UFOG_W, UFOG_NW, UFOG_NE, UFOG_SW, UFOG_SE;
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private static boolean inited;
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public TileRenderer() {
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if (!inited) {
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SH_N = Res.getTxQuad("tile.shadow.n");
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SH_S = Res.getTxQuad("tile.shadow.s");
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SH_E = Res.getTxQuad("tile.shadow.e");
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SH_W = Res.getTxQuad("tile.shadow.w");
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SH_NW = Res.getTxQuad("tile.shadow.nw");
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SH_NE = Res.getTxQuad("tile.shadow.ne");
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SH_SW = Res.getTxQuad("tile.shadow.sw");
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SH_SE = Res.getTxQuad("tile.shadow.se");
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UFOG_N = Res.getTxQuad("tile.ufog.n");
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UFOG_S = Res.getTxQuad("tile.ufog.s");
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UFOG_E = Res.getTxQuad("tile.ufog.e");
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UFOG_W = Res.getTxQuad("tile.ufog.w");
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UFOG_NW = Res.getTxQuad("tile.ufog.nw");
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UFOG_NE = Res.getTxQuad("tile.ufog.ne");
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UFOG_SW = Res.getTxQuad("tile.ufog.sw");
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UFOG_SE = Res.getTxQuad("tile.ufog.se");
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}
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}
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public abstract void renderTile(TileRenderContext context);
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public void renderShadows(TileRenderContext context)
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{
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final TileRenderData trd = context.getTile().renderData;
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if (!trd.shadowsComputed) {
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// no shadows computed yet
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trd.shadows = 0; // reset the mask
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for (int i = 0; i < 8; i++) {
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final Tile t2 = context.getAdjacentTile(Sides.get(i));
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if (!t2.isNull() && t2.doesCastShadow()) {
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trd.shadows |= Sides.bit(i);
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}
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}
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trd.shadowsComputed = true;
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}
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if (trd.shadows == 0) return;
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final Rect rect = context.getRect();
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if ((trd.shadows & Sides.NW) != 0) Render.quadTextured(rect, SH_NW);
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if ((trd.shadows & Sides.N) != 0) Render.quadTextured(rect, SH_N);
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if ((trd.shadows & Sides.NE) != 0) Render.quadTextured(rect, SH_NE);
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if ((trd.shadows & Sides.W) != 0) Render.quadTextured(rect, SH_W);
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if ((trd.shadows & Sides.E) != 0) Render.quadTextured(rect, SH_E);
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if ((trd.shadows & Sides.SW) != 0) Render.quadTextured(rect, SH_SW);
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if ((trd.shadows & Sides.S) != 0) Render.quadTextured(rect, SH_S);
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if ((trd.shadows & Sides.SE) != 0) Render.quadTextured(rect, SH_SE);
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}
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public void renderUnexploredFog(TileRenderContext context)
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{
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// TODO cache in tile, update neighbouring tiles upon "explored" flag changed.
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byte ufog = 0;
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ufog = 0; // reset the mask
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for (int i = 0; i < 8; i++) {
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final Tile t2 = context.getAdjacentTile(Sides.get(i));
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if (t2.isNull() || !t2.isExplored()) {
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ufog |= Sides.bit(i);
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}
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}
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if (ufog == 0) return;
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final Rect rect = context.getRect();
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if ((ufog & Sides.NW_CORNER) == Sides.NW) Render.quadTextured(rect, UFOG_NW);
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if ((ufog & Sides.N) != 0) Render.quadTextured(rect, UFOG_N);
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if ((ufog & Sides.NE_CORNER) == Sides.NE) Render.quadTextured(rect, UFOG_NE);
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if ((ufog & Sides.W) != 0) Render.quadTextured(rect, UFOG_W);
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if ((ufog & Sides.E) != 0) Render.quadTextured(rect, UFOG_E);
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if ((ufog & Sides.SW_CORNER) == Sides.SW) Render.quadTextured(rect, UFOG_SW);
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if ((ufog & Sides.S) != 0) Render.quadTextured(rect, UFOG_S);
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if ((ufog & Sides.SE_CORNER) == Sides.SE) Render.quadTextured(rect, UFOG_SE);
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}
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}
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