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First pass functional texture pack shader :)

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This commit is contained in:
Mike Primm 2011-07-16 16:51:46 -05:00
parent edac2e5cd9
commit d21d640eae
15 changed files with 381 additions and 83 deletions
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78
src/main/java/org/dynmap/hdmap/TexturePackHDShader.java
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@ -6,6 +6,7 @@ import org.dynmap.Color;
import org.dynmap.ColorScheme;
import org.dynmap.ConfigurationNode;
import org.dynmap.Log;
import org.dynmap.hdmap.HDPerspectiveState.BlockStep;
import org.dynmap.utils.MapChunkCache;
import org.dynmap.utils.MapIterator;
import org.json.simple.JSONObject;
@ -31,7 +32,7 @@ public class TexturePackHDShader implements HDShader {
@Override
public boolean isRawBiomeDataNeeded() {
return false;
return true;
}
@Override
@ -60,15 +61,28 @@ public class TexturePackHDShader implements HDShader {
}
private class OurShaderState implements HDShaderState {
private Color color;
private Color color[];
private Color tmpcolor[];
private Color c;
protected MapIterator mapiter;
protected HDMap map;
private boolean air;
private TexturePack scaledtp;
private HDLighting lighting;
private OurShaderState(MapIterator mapiter, HDMap map) {
this.mapiter = mapiter;
this.map = map;
this.color = new Color();
this.lighting = map.getLighting();
if(lighting.isNightAndDayEnabled()) {
color = new Color[] { new Color(), new Color() };
tmpcolor = new Color[] { new Color(), new Color() };
}
else {
color = new Color[] { new Color() };
tmpcolor = new Color[] { new Color() };
}
c = new Color();
scaledtp = tp.resampleTexturePack(map.getPerspective().getModelScale());
}
/**
* Get our shader
@ -88,15 +102,15 @@ public class TexturePackHDShader implements HDShader {
* Get our lighting
*/
public HDLighting getLighting() {
return map.getLighting();
return lighting;
}
/**
* Reset renderer state for new ray
*/
public void reset(HDPerspectiveState ps) {
color.setTransparent();
air = true;
for(Color c: color)
c.setTransparent();
}
/**
@ -105,8 +119,54 @@ public class TexturePackHDShader implements HDShader {
*/
public boolean processBlock(HDPerspectiveState ps) {
int blocktype = ps.getBlockTypeID();
color.setRGBA(0, 0, 0, 255);
if(blocktype == 0)
return false;
/* Get color from textures */
scaledtp.readColor(ps, mapiter, c);
if (c.getAlpha() > 0) {
int subalpha = ps.getSubmodelAlpha();
/* Scale brightness depending upon face */
switch(ps.getLastBlockStep()) {
case X_MINUS:
case X_PLUS:
/* 60% brightness */
c.blendColor(0xFFA0A0A0);
break;
case Y_MINUS:
case Y_PLUS:
/* 85% brightness for even, 90% for even*/
if((mapiter.getY() & 0x01) == 0)
c.blendColor(0xFFD9D9D9);
else
c.blendColor(0xFFE6E6E6);
break;
}
/* Handle light level, if needed */
lighting.applyLighting(ps, this, c, tmpcolor);
/* If we got alpha from subblock model, use it instead */
if(subalpha >= 0) {
for(Color clr : tmpcolor)
clr.setAlpha(Math.max(subalpha,clr.getAlpha()));
}
/* If no previous color contribution, use new color */
if(color[0].isTransparent()) {
for(int i = 0; i < color.length; i++)
color[i].setColor(tmpcolor[i]);
return (color[0].getAlpha() == 255);
}
/* Else, blend and generate new alpha */
else {
int alpha = color[0].getAlpha();
int alpha2 = tmpcolor[0].getAlpha() * (255-alpha) / 255;
int talpha = alpha + alpha2;
for(int i = 0; i < color.length; i++)
color[i].setRGBA((tmpcolor[i].getRed()*alpha2 + color[i].getRed()*alpha) / talpha,
(tmpcolor[i].getGreen()*alpha2 + color[i].getGreen()*alpha) / talpha,
(tmpcolor[i].getBlue()*alpha2 + color[i].getBlue()*alpha) / talpha, talpha);
return (talpha >= 254); /* If only one short, no meaningful contribution left */
}
}
return true;
}
/**
@ -120,7 +180,7 @@ public class TexturePackHDShader implements HDShader {
* @param index - index of color to request (renderer specific - 0=default, 1=day for night/day renderer
*/
public void getRayColor(Color c, int index) {
c.setColor(color);
c.setColor(color[index]);
}
/**
* Clean up state object - called after last ray completed