package mattparks.mods.space.venus.dimension;
import java.util.Random;
import micdoodle8.mods.galacticraft.api.world.IGalacticraftWorldProvider;
import micdoodle8.mods.galacticraft.core.util.ConfigManagerCore;
import net.minecraft.client.Minecraft;
import net.minecraft.client.multiplayer.WorldClient;
import net.minecraft.client.renderer.GLAllocation;
import net.minecraft.client.renderer.OpenGlHelper;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.MathHelper;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.Vec3;
import net.minecraftforge.client.IRenderHandler;
import org.lwjgl.opengl.GL11;
import cpw.mods.fml.client.FMLClientHandler;
public class SkyProviderVenus extends IRenderHandler {
private static final ResourceLocation mercuryTexture = new ResourceLocation("galacticraftcore:textures/gui/celestialbodies/mercury.png");
private static final ResourceLocation sunTexture = new ResourceLocation("textures/environment/sun.png");
public int starList;
public int glSkyList;
public int glSkyList2;
public SkyProviderVenus(IGalacticraftWorldProvider provider) {
int displayLists = GLAllocation.generateDisplayLists(3);
this.starList = displayLists;
this.glSkyList = displayLists + 1;
this.glSkyList2 = displayLists + 2;
// Bind stars to display list
GL11.glPushMatrix();
GL11.glNewList(this.starList, GL11.GL_COMPILE);
this.renderStars();
GL11.glEndList();
GL11.glPopMatrix();
final Tessellator tessellator = Tessellator.instance;
GL11.glNewList(this.glSkyList, GL11.GL_COMPILE);
final byte byte2 = 64;
final int i = 256 / byte2 + 2;
float f = 16F;
for (int j = -byte2 * i; j <= byte2 * i; j += byte2) {
for (int l = -byte2 * i; l <= byte2 * i; l += byte2) {
tessellator.startDrawingQuads();
tessellator.addVertex(j + 0, f, l + 0);
tessellator.addVertex(j + byte2, f, l + 0);
tessellator.addVertex(j + byte2, f, l + byte2);
tessellator.addVertex(j + 0, f, l + byte2);
tessellator.draw();
}
}
GL11.glEndList();
GL11.glNewList(this.glSkyList2, GL11.GL_COMPILE);
f = -16F;
tessellator.startDrawingQuads();
for (int k = -byte2 * i; k <= byte2 * i; k += byte2) {
for (int i1 = -byte2 * i; i1 <= byte2 * i; i1 += byte2) {
tessellator.addVertex(k + byte2, f, i1 + 0);
tessellator.addVertex(k + 0, f, i1 + 0);
tessellator.addVertex(k + 0, f, i1 + byte2);
tessellator.addVertex(k + byte2, f, i1 + byte2);
}
}
tessellator.draw();
GL11.glEndList();
}
@Override
public void render(float partialTicks, WorldClient world, Minecraft mc) {
GL11.glDisable(GL11.GL_TEXTURE_2D);
Vec3 vec3 = world.getSkyColor(mc.renderViewEntity, partialTicks);
float f1 = (float) vec3.xCoord;
float f2 = (float) vec3.yCoord;
float f3 = (float) vec3.zCoord;
float f6;
if (mc.gameSettings.anaglyph) {
float f4 = (f1 * 30.0F + f2 * 59.0F + f3 * 11.0F) / 100.0F;
float f5 = (f1 * 30.0F + f2 * 70.0F) / 100.0F;
f6 = (f1 * 30.0F + f3 * 70.0F) / 100.0F;
f1 = f4;
f2 = f5;
f3 = f6;
}
GL11.glColor3f(f1, f2, f3);
Tessellator tessellator1 = Tessellator.instance;
GL11.glDepthMask(false);
GL11.glEnable(GL11.GL_FOG);
GL11.glColor3f(f1, f2, f3);
GL11.glCallList(this.glSkyList);
GL11.glDisable(GL11.GL_FOG);
GL11.glDisable(GL11.GL_ALPHA_TEST);
GL11.glEnable(GL11.GL_BLEND);
OpenGlHelper.glBlendFunc(770, 771, 1, 0);
RenderHelper.disableStandardItemLighting();
float f7;
float f8;
float f9;
float f10;
float f18 = world.getStarBrightness(partialTicks);
if (f18 > 0.0F) {
GL11.glColor4f(f18, f18, f18, f18);
GL11.glCallList(this.starList);
}
float[] afloat = new float[4];
GL11.glDisable(GL11.GL_TEXTURE_2D);
GL11.glShadeModel(GL11.GL_SMOOTH);
GL11.glPushMatrix();
GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
GL11.glRotatef(world.getCelestialAngle(partialTicks) * 360.0F, 1.0F, 0.0F, 0.0F);
afloat[0] = 255 / 255.0F;
afloat[1] = 194 / 255.0F;
afloat[2] = 180 / 255.0F;
afloat[3] = 0.3F;
f6 = afloat[0];
f7 = afloat[1];
f8 = afloat[2];
float f11;
if (mc.gameSettings.anaglyph) {
f9 = (f6 * 30.0F + f7 * 59.0F + f8 * 11.0F) / 100.0F;
f10 = (f6 * 30.0F + f7 * 70.0F) / 100.0F;
f11 = (f6 * 30.0F + f8 * 70.0F) / 100.0F;
f6 = f9;
f7 = f10;
f8 = f11;
}
f18 = 1.0F - f18;
tessellator1.startDrawing(GL11.GL_TRIANGLE_FAN);
tessellator1.setColorRGBA_F(f6 * f18, f7 * f18, f8 * f18, afloat[3] * 2 / f18);
tessellator1.addVertex(0.0D, 100.0D, 0.0D);
tessellator1.setColorRGBA_F(afloat[0] * f18, afloat[1] * f18, afloat[2] * f18, 0.0F);
// Render sun aura
f10 = 25.0F;
tessellator1.addVertex(-f10, 100.0D, -f10);
tessellator1.addVertex(0, 100.0D, (double) -f10 * 1.5F);
tessellator1.addVertex(f10, 100.0D, -f10);
tessellator1.addVertex((double) f10 * 1.5F, 100.0D, 0);
tessellator1.addVertex(f10, 100.0D, f10);
tessellator1.addVertex(0, 100.0D, (double) f10 * 1.5F);
tessellator1.addVertex(-f10, 100.0D, f10);
tessellator1.addVertex((double) -f10 * 1.5F, 100.0D, 0);
tessellator1.addVertex(-f10, 100.0D, -f10);
tessellator1.draw();
tessellator1.startDrawing(GL11.GL_TRIANGLE_FAN);
tessellator1.setColorRGBA_F(f6 * f18, f7 * f18, f8 * f18, afloat[3] * f18);
tessellator1.addVertex(0.0D, 100.0D, 0.0D);
tessellator1.setColorRGBA_F(afloat[0] * f18, afloat[1] * f18, afloat[2] * f18, 0.0F);
// Render larger sun aura
f10 = 45.0F;
tessellator1.addVertex(-f10, 100.0D, -f10);
tessellator1.addVertex(0, 100.0D, (double) -f10 * 1.5F);
tessellator1.addVertex(f10, 100.0D, -f10);
tessellator1.addVertex((double) f10 * 1.5F, 100.0D, 0);
tessellator1.addVertex(f10, 100.0D, f10);
tessellator1.addVertex(0, 100.0D, (double) f10 * 1.5F);
tessellator1.addVertex(-f10, 100.0D, f10);
tessellator1.addVertex((double) -f10 * 1.5F, 100.0D, 0);
tessellator1.addVertex(-f10, 100.0D, -f10);
tessellator1.draw();
GL11.glPopMatrix();
GL11.glShadeModel(GL11.GL_FLAT);
GL11.glEnable(GL11.GL_TEXTURE_2D);
OpenGlHelper.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE, GL11.GL_ONE, GL11.GL_ZERO);
GL11.glPushMatrix();
f7 = 0.0F;
f8 = 0.0F;
f9 = 0.0F;
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
GL11.glTranslatef(f7, f8, f9);
GL11.glRotatef(-90.0F, 0.0F, 1.0F, 0.0F);
GL11.glRotatef(world.getCelestialAngle(partialTicks) * 360.0F, 1.0F, 0.0F, 0.0F);
// Render sun
f10 = 19.0F;
mc.renderEngine.bindTexture(SkyProviderVenus.sunTexture);
tessellator1.startDrawingQuads();
tessellator1.addVertexWithUV(-f10, 100.0D, -f10, 0.0D, 0.0D);
tessellator1.addVertexWithUV(f10, 100.0D, -f10, 1.0D, 0.0D);
tessellator1.addVertexWithUV(f10, 100.0D, f10, 1.0D, 1.0D);
tessellator1.addVertexWithUV(-f10, 100.0D, f10, 0.0D, 1.0D);
tessellator1.draw();
// Render Mercury
f10 = 0.4F;
GL11.glScalef(0.6F, 0.6F, 0.6F);
GL11.glRotatef(40.0F, 0.0F, 0.0F, 1.0F);
GL11.glRotatef(200F, 1.0F, 0.0F, 0.0F);
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1F);
FMLClientHandler.instance().getClient().renderEngine.bindTexture(SkyProviderVenus.mercuryTexture);
tessellator1.startDrawingQuads();
tessellator1.addVertexWithUV(-f10, -100.0D, f10, 0, 1);
tessellator1.addVertexWithUV(f10, -100.0D, f10, 1, 1);
tessellator1.addVertexWithUV(f10, -100.0D, -f10, 1, 0);
tessellator1.addVertexWithUV(-f10, -100.0D, -f10, 0, 0);
tessellator1.draw();
GL11.glDisable(GL11.GL_TEXTURE_2D);
GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
GL11.glDisable(GL11.GL_BLEND);
GL11.glEnable(GL11.GL_ALPHA_TEST);
GL11.glEnable(GL11.GL_FOG);
GL11.glPopMatrix();
GL11.glDisable(GL11.GL_TEXTURE_2D);
GL11.glColor3f(0.0F, 0.0F, 0.0F);
double d0 = mc.thePlayer.getPosition(partialTicks).yCoord - world.getHorizon();
if (d0 < 0.0D) {
GL11.glPushMatrix();
GL11.glTranslatef(0.0F, 12.0F, 0.0F);
GL11.glCallList(this.glSkyList2);
GL11.glPopMatrix();
f8 = 1.0F;
f9 = -((float) (d0 + 65.0D));
f10 = -f8;
tessellator1.startDrawingQuads();
tessellator1.setColorRGBA_I(0, 255);
tessellator1.addVertex(-f8, f9, f8);
tessellator1.addVertex(f8, f9, f8);
tessellator1.addVertex(f8, f10, f8);
tessellator1.addVertex(-f8, f10, f8);
tessellator1.addVertex(-f8, f10, -f8);
tessellator1.addVertex(f8, f10, -f8);
tessellator1.addVertex(f8, f9, -f8);
tessellator1.addVertex(-f8, f9, -f8);
tessellator1.addVertex(f8, f10, -f8);
tessellator1.addVertex(f8, f10, f8);
tessellator1.addVertex(f8, f9, f8);
tessellator1.addVertex(f8, f9, -f8);
tessellator1.addVertex(-f8, f9, -f8);
tessellator1.addVertex(-f8, f9, f8);
tessellator1.addVertex(-f8, f10, f8);
tessellator1.addVertex(-f8, f10, -f8);
tessellator1.addVertex(-f8, f10, -f8);
tessellator1.addVertex(-f8, f10, f8);
tessellator1.addVertex(f8, f10, f8);
tessellator1.addVertex(f8, f10, -f8);
tessellator1.draw();
}
if (world.provider.isSkyColored()) {
GL11.glColor3f(f1 * 0.2F + 0.04F, f2 * 0.2F + 0.04F, f3 * 0.6F + 0.1F);
} else {
GL11.glColor3f(f1, f2, f3);
}
GL11.glPushMatrix();
GL11.glTranslatef(0.0F, -((float) (d0 - 16.0D)), 0.0F);
GL11.glCallList(this.glSkyList2);
GL11.glPopMatrix();
GL11.glEnable(GL11.GL_TEXTURE_2D);
GL11.glDepthMask(true);
}
private void renderStars() {
final Random rand = new Random(10842L);
final Tessellator var2 = Tessellator.instance;
var2.startDrawingQuads();
for (int starIndex = 0; starIndex < (ConfigManagerCore.moreStars ? 40000 : 6000); ++starIndex) {
double var4 = rand.nextFloat() * 2.0F - 1.0F;
double var6 = rand.nextFloat() * 2.0F - 1.0F;
double var8 = rand.nextFloat() * 2.0F - 1.0F;
final double var10 = 0.15F + rand.nextFloat() * 0.1F;
double var12 = var4 * var4 + var6 * var6 + var8 * var8;
if (var12 < 1.0D && var12 > 0.01D) {
var12 = 1.0D / Math.sqrt(var12);
var4 *= var12;
var6 *= var12;
var8 *= var12;
final double var14 = var4 * (ConfigManagerCore.moreStars ? rand.nextDouble() * 150D + 130D : 100.0D);
final double var16 = var6 * (ConfigManagerCore.moreStars ? rand.nextDouble() * 150D + 130D : 100.0D);
final double var18 = var8 * (ConfigManagerCore.moreStars ? rand.nextDouble() * 150D + 130D : 100.0D);
final double var20 = Math.atan2(var4, var8);
final double var22 = Math.sin(var20);
final double var24 = Math.cos(var20);
final double var26 = Math.atan2(Math.sqrt(var4 * var4 + var8 * var8), var6);
final double var28 = Math.sin(var26);
final double var30 = Math.cos(var26);
final double var32 = rand.nextDouble() * Math.PI * 2.0D;
final double var34 = Math.sin(var32);
final double var36 = Math.cos(var32);
for (int var38 = 0; var38 < 4; ++var38) {
final double var39 = 0.0D;
final double var41 = ((var38 & 2) - 1) * var10;
final double var43 = ((var38 + 1 & 2) - 1) * var10;
final double var47 = var41 * var36 - var43 * var34;
final double var49 = var43 * var36 + var41 * var34;
final double var53 = var47 * var28 + var39 * var30;
final double var55 = var39 * var28 - var47 * var30;
final double var57 = var55 * var22 - var49 * var24;
final double var61 = var49 * var22 + var55 * var24;
var2.addVertex(var14 + var57, var16 + var53, var18 + var61);
}
}
}
var2.draw();
}
public float getSkyBrightness(float par1) {
final float var2 = FMLClientHandler.instance().getClient().theWorld.getCelestialAngle(par1);
float var3 = 1.0F - (MathHelper.sin(var2 * (float) Math.PI * 2.0F) * 2.0F + 0.25F);
if (var3 < 0.0F) {
var3 = 0.0F;
}
if (var3 > 1.0F) {
var3 = 1.0F;
}
return var3 * var3 * 1F;
}
}