diff options
Diffstat (limited to 'src/main/java/gregtech/common/render/PollutionRenderer.java')
| -rw-r--r-- | src/main/java/gregtech/common/render/PollutionRenderer.java | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/src/main/java/gregtech/common/render/PollutionRenderer.java b/src/main/java/gregtech/common/render/PollutionRenderer.java new file mode 100644 index 0000000000..3b97fc820f --- /dev/null +++ b/src/main/java/gregtech/common/render/PollutionRenderer.java @@ -0,0 +1,251 @@ +package gregtech.common.render; + +import net.minecraft.block.Block; +import net.minecraft.block.material.Material; +import net.minecraft.client.Minecraft; +import net.minecraft.client.entity.EntityClientPlayerMP; +import net.minecraft.client.particle.EntityFX; +import net.minecraft.client.renderer.OpenGlHelper; +import net.minecraft.potion.Potion; +import net.minecraft.util.MathHelper; +import net.minecraft.world.ChunkCoordIntPair; +import net.minecraft.world.World; +import net.minecraftforge.client.event.EntityViewRenderEvent; +import net.minecraftforge.event.world.WorldEvent; + +import org.lwjgl.opengl.GL11; + +import cpw.mods.fml.common.FMLCommonHandler; +import cpw.mods.fml.common.eventhandler.EventPriority; +import cpw.mods.fml.common.eventhandler.SubscribeEvent; +import cpw.mods.fml.common.gameevent.TickEvent; +import cpw.mods.fml.relauncher.Side; +import cpw.mods.fml.relauncher.SideOnly; +import gregtech.GTMod; +import gregtech.common.entities.EntityFXPollution; +import gregtech.common.misc.GTClientPollutionMap; + +@SideOnly(Side.CLIENT) +public class PollutionRenderer { + + private static GTClientPollutionMap pollutionMap; + private static int playerPollution = 0; + + private static final boolean DEBUG = false; + + // PARTICLES_POLLUTION_START + PARTICLES_POLLUTION_END -> Max Particles + private static final int PARTICLES_MAX_NUM = 100; + private static final int PARTICLES_POLLUTION_START = 400000; + private static final int PARTICLES_POLLUTION_END = 3500000; + + private static final int FOG_START_AT_POLLUTION = 400000; + private static final int FOG_MAX_AT_POLLUTION = 7000000; + // jump from linear to exponential fog. x*FOG_MAX_AT_POLLUTION+FOG_START_AT_POLLUTION + private static final double FOG_START_EXP_RATIO = 0.02D; + + private static final float[] fogColor = { 0.3f, 0.25f, 0.1f }; + private static final short[] grassColor = { 230, 180, 40 }; + private static final short[] leavesColor = { 160, 80, 15 }; + private static final short[] liquidColor = { 160, 200, 10 }; + private static final short[] foliageColor = { 160, 80, 15 }; + + // TODO need to soft update some blocks, grass and leaves does more often than liquid it looks like. + + public PollutionRenderer() { + pollutionMap = new GTClientPollutionMap(); + } + + public void preLoad() { + net.minecraftforge.common.MinecraftForge.EVENT_BUS.register(this); + FMLCommonHandler.instance() + .bus() + .register(this); + } + + public void processPacket(ChunkCoordIntPair chunk, int pollution) { + pollutionMap.addChunkPollution(chunk.chunkXPos, chunk.chunkZPos, pollution); + } + + @SubscribeEvent(priority = EventPriority.HIGH) + public void enteredWorld(WorldEvent.Load event) { + EntityClientPlayerMP p = Minecraft.getMinecraft().thePlayer; + if (!event.world.isRemote || p == null) return; + pollutionMap.reset(); + } + + private static int color(int color, int pollution, int low, float high, short[] colors) { + if (pollution < low) return color; + + int r = (color >> 16) & 0xFF; + int g = (color >> 8) & 0xFF; + int b = color & 0xFF; + float p = (pollution - low) / high; + if (p > 1) p = 1; + float pi = 1 - p; + + r = ((int) (r * pi + p * colors[0])) & 0xFF; + g = ((int) (g * pi + p * colors[1])) & 0xFF; + b = ((int) (b * pi + p * colors[2])) & 0xFF; + + return (r & 0xFF) << 16 | (g & 0xFF) << 8 | b & 0xFF; + } + + // Methods for hodgepodge to color grass / foliage blocks etc. + public static int colorGrass(int oColor, int x, int z) { + return color(oColor, pollutionMap.getPollution(x, z) / 1000, 350, 600, grassColor); + } + + public static int colorLeaves(int oColor, int x, int z) { + return color(oColor, pollutionMap.getPollution(x, z) / 1000, 300, 500, leavesColor); + } + + public static int colorLiquid(int oColor, int x, int z) { + return color(oColor, pollutionMap.getPollution(x, z) / 1000, 300, 500, liquidColor); + } + + public static int colorFoliage(int oColor, int x, int z) { + return color(oColor, pollutionMap.getPollution(x, z) / 1000, 300, 500, foliageColor); + } + + public static int getKnownPollution(int x, int z) { + return pollutionMap.getPollution(x, z); + } + + @SubscribeEvent(priority = EventPriority.LOW) + public void manipulateColor(EntityViewRenderEvent.FogColors event) { + if (!DEBUG && Minecraft.getMinecraft().thePlayer.capabilities.isCreativeMode) return; + + if (event.block.getMaterial() == Material.water || event.block.getMaterial() == Material.lava) return; + + float x = fogIntensityLastTick > 1 ? 1F : (float) fogIntensityLastTick; + float xi = 1 - x; + + event.red = xi * event.red + x * fogColor[0]; + event.green = xi * event.green + x * fogColor[1]; + event.blue = xi * event.blue + x * fogColor[2]; + } + + private static final int END_MAX_DISTANCE = 192 - 1; + private static double fogIntensityLastTick = 0; + + @SubscribeEvent(priority = EventPriority.LOWEST) + public void renderGTPollutionFog(EntityViewRenderEvent.RenderFogEvent event) { + if (!GTMod.gregtechproxy.mRenderPollutionFog) return; + + if ((!DEBUG && Minecraft.getMinecraft().thePlayer.capabilities.isCreativeMode) + || (fogIntensityLastTick < FOG_START_EXP_RATIO)) return; + + if (event.fogMode == 0) { + double v = 1 - fogIntensityLastTick / FOG_START_EXP_RATIO; + // trying to smooth out jump from linear to exponential + GL11.glFogi(GL11.GL_FOG_MODE, GL11.GL_LINEAR); + GL11.glFogf(GL11.GL_FOG_START, (float) ((END_MAX_DISTANCE - 20) * 0.75F * v + 20)); + GL11.glFogf(GL11.GL_FOG_END, (float) (END_MAX_DISTANCE * (0.75F + v * 0.25F))); + } + // else if ( event.fogMode < 0) { } + } + + @SubscribeEvent(priority = EventPriority.LOWEST) + public void renderGTPollutionFog(EntityViewRenderEvent.FogDensity event) { + if (!GTMod.gregtechproxy.mRenderPollutionFog) return; + + if (!DEBUG && Minecraft.getMinecraft().thePlayer.capabilities.isCreativeMode) return; + + if (event.entity.isPotionActive(Potion.blindness) || (fogIntensityLastTick < FOG_START_EXP_RATIO) + || event.block.getMaterial() == Material.water + || event.block.getMaterial() == Material.lava) return; + + GL11.glFogi(GL11.GL_FOG_MODE, GL11.GL_EXP2); + event.density = (float) Math.pow(fogIntensityLastTick - FOG_START_EXP_RATIO, .75F) / 5 + 0.01F; + event.setCanceled(true); + } + + private double lastUpdate = 0; + + @SubscribeEvent(priority = EventPriority.HIGHEST) + public void onRenderTick(TickEvent.RenderTickEvent event) { + Minecraft mc = Minecraft.getMinecraft(); + if (mc == null) return; + EntityClientPlayerMP player = mc.thePlayer; + if (player == null) return; + + if (event.phase == TickEvent.Phase.START) { + if (event.renderTickTime < lastUpdate) lastUpdate = lastUpdate - 1; + float step = (float) ((event.renderTickTime - lastUpdate) / 50); + lastUpdate = event.renderTickTime; + + float fogIntensity = (playerPollution - FOG_START_AT_POLLUTION) / (float) FOG_MAX_AT_POLLUTION; + if (fogIntensity > 1) fogIntensity = 1; + else if (fogIntensity < 0) fogIntensity = 0; + + double e = fogIntensity - fogIntensityLastTick; + if (e != 0) { + if (e > 0.2) e = 0.2D; + else if (e < -0.5) e = -0.5D; + + if (e > 0.001D || e < -0.001D) fogIntensityLastTick += step * e; + else fogIntensityLastTick = fogIntensity; + } + } else if (DEBUG) { + drawPollution("Intensity: " + (fogIntensityLastTick * 10000), 0); + drawPollution( + "Pollution: " + pollutionMap.getPollution( + Minecraft.getMinecraft().thePlayer.lastTickPosX, + Minecraft.getMinecraft().thePlayer.lastTickPosZ), + 20); + drawPollution( + "Density: " + + ((float) (Math.pow(fogIntensityLastTick - FOG_START_EXP_RATIO, .75F) / 5 + 0.01F) * 10000), + 40); + } + } + + // Adding dirt particles in the air + @SubscribeEvent(priority = EventPriority.HIGHEST) + public void onClientTick(TickEvent.ClientTickEvent event) { + if (!GTMod.gregtechproxy.mRenderDirtParticles) return; + Minecraft mc = Minecraft.getMinecraft(); + if (mc == null) return; + EntityClientPlayerMP player = mc.thePlayer; + if (player == null || (player.capabilities.isCreativeMode && !DEBUG)) return; + + World w = player.worldObj; + playerPollution = pollutionMap.getPollution(player.lastTickPosX, player.lastTickPosZ); + + float intensity = ((float) playerPollution - PARTICLES_POLLUTION_START) / PARTICLES_POLLUTION_END; + if (intensity < 0) return; + else if (intensity > 1) intensity = 1; + else intensity *= intensity; + + int x = MathHelper.floor_double(player.posX); + int y = MathHelper.floor_double(player.posY); + int z = MathHelper.floor_double(player.posZ); + + int numParticles = Math.round(intensity * PARTICLES_MAX_NUM); + + for (int l = 0; l < numParticles; ++l) { + int i1 = x + w.rand.nextInt(16) - w.rand.nextInt(16); + int j1 = y + w.rand.nextInt(16) - w.rand.nextInt(16); + int k1 = z + w.rand.nextInt(16) - w.rand.nextInt(16); + Block block = w.getBlock(i1, j1, k1); + + if (block.getMaterial() == Material.air) { + EntityFX fx = new EntityFXPollution( + w, + (float) i1 + w.rand.nextFloat(), + (float) j1 + w.rand.nextFloat(), + (float) k1 + w.rand.nextFloat()); + mc.effectRenderer.addEffect(fx); + } + } + } + + private void drawPollution(String text, int off) { + GL11.glPushMatrix(); + GL11.glEnable(GL11.GL_BLEND); + OpenGlHelper.glBlendFunc(770, 771, 1, 0); + Minecraft.getMinecraft().fontRenderer.drawStringWithShadow(text, 0, off, 0xFFFFFFFF); + GL11.glDisable(GL11.GL_BLEND); + GL11.glPopMatrix(); + } +} |