/**
* Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.core;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.texture.DynamicTexture;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
public class BCDynamicTexture {
public int width, height;
public int[] colorMap;
@SideOnly(Side.CLIENT)
private DynamicTexture dynamicTexture;
public BCDynamicTexture(int iWidth, int iHeight) {
width = iWidth;
height = iHeight;
colorMap = new int[iWidth * iHeight];
}
@SideOnly(Side.CLIENT)
public void createDynamicTexture() {
dynamicTexture = new DynamicTexture(width, height);
colorMap = dynamicTexture.getTextureData();
}
public void setColor(int index, double r, double g, double b, double a) {
int i = (int) (a * 255.0F);
int j = (int) (r * 255.0F);
int k = (int) (g * 255.0F);
int l = (int) (b * 255.0F);
colorMap[index] = i << 24 | j << 16 | k << 8 | l;
}
public void setColor(int x, int y, double r, double g, double b, double a) {
int i = (int) (a * 255.0F);
int j = (int) (r * 255.0F);
int k = (int) (g * 255.0F);
int l = (int) (b * 255.0F);
colorMap[x + y * width] = i << 24 | j << 16 | k << 8 | l;
}
public void setColor(int x, int y, int color) {
colorMap[x + y * height] = 255 << 24 | color;
}
public void setColor(int x, int y, int color, float alpha) {
int a = (int) (alpha * 255.0F);
colorMap[x + y * height] = a << 24 | color;
}
@SideOnly(Side.CLIENT)
public void drawMap(int screenX, int screenY, float zLevel) {
drawMap(screenX, screenY, zLevel, 0, 0, width, height);
}
@SideOnly(Side.CLIENT)
public void updateDynamicTexture() {
dynamicTexture.updateDynamicTexture();
}
@SideOnly(Side.CLIENT)
public void drawMap(int screenX, int screenY, float zLevel, int clipX, int clipY, int clipWidth, int clipHeight) {
dynamicTexture.updateDynamicTexture();
float f = 1F / width;
float f1 = 1F / height;
Tessellator tessellator = Tessellator.instance;
tessellator.startDrawingQuads();
tessellator.addVertexWithUV(
screenX + 0,
screenY + clipHeight,
zLevel,
(clipX + 0) * f,
(clipY + clipHeight) * f1);
tessellator.addVertexWithUV(
screenX + clipWidth,
screenY + clipHeight,
zLevel,
(clipX + clipWidth) * f,
(clipY + clipHeight) * f1);
tessellator.addVertexWithUV(
screenX + clipWidth,
screenY + 0,
zLevel,
(clipX + clipWidth) * f,
(clipY + 0) * f1);
tessellator.addVertexWithUV(
screenX + 0,
screenY + 0,
zLevel,
(clipX + 0) * f,
(clipY + 0) * f1);
tessellator.draw();
}
}