Java tutorial
/* Copyright (c) 2015 Lance Selga <lyonecro55@gmail.com> * * This work is free. You can redistribute it and/or modify it under the * terms of the Do What The Fuck You Want To Public License, Version 2, * as published by Sam Hocevar. See the COPYING file for more details. */ package lyonlancer5.pfsteel.client.render; import lyonlancer5.pfsteel.entity.EntityMagicCircle; import lyonlancer5.pfsteel.util.ModVersion; import net.minecraft.client.renderer.Tessellator; import net.minecraft.client.renderer.entity.Render; import net.minecraft.entity.Entity; import net.minecraft.util.MathHelper; import net.minecraft.util.ResourceLocation; import org.lwjgl.opengl.GL11; import cpw.mods.fml.relauncher.Side; import cpw.mods.fml.relauncher.SideOnly; @SideOnly(Side.CLIENT) public class RenderMagicCircle extends Render { private static final ResourceLocation circleTexture = new ResourceLocation(ModVersion.modid, "textures/models/circle.png"); //These three floats control the hue! protected float colorR[] = { 255F, 0F, 0F, 255F, 255F, 0F, 255F, 255F }; protected float colorG[] = { 0F, 0F, 255F, 255F, 0F, 255F, 128F, 255F }; protected float colorB[] = { 0F, 255F, 0F, 0F, 255F, 255F, 0F, 255F }; //reserved for later purposes - perhaps for full color control? /*protected float colorR2[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92 ,93 ,94 ,95 ,96 ,97 ,98 ,99 ,100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192 ,193 ,194 ,195 ,196 ,197 ,198 , 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; protected float colorG2[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92 ,93 ,94 ,95 ,96 ,97 ,98 ,99 ,100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192 ,193 ,194 ,195 ,196 ,197 ,198 , 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; protected float colorB2[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92 ,93 ,94 ,95 ,96 ,97 ,98 ,99 ,100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192 ,193 ,194 ,195 ,196 ,197 ,198 , 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255};*/ public RenderMagicCircle() { } @Override public void doRender(Entity entity, double x, double y, double z, float yaw, float pitch) { renderSpellCardCircle((EntityMagicCircle) entity, x, y, z, yaw, pitch); } public void renderSpellCardCircle(EntityMagicCircle circle, double x, double y, double z, float yaw, float pitch) { GL11.glPushMatrix(); bindEntityTexture(circle); GL11.glTranslatef((float) x, (float) y, (float) z); GL11.glDisable(GL11.GL_LIGHTING); GL11.glDisable(GL11.GL_CULL_FACE); GL11.glEnable(GL11.GL_BLEND); GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE_MINUS_SRC_COLOR); float size = circle.getCircleSize() * 6.0F; GL11.glScalef(size, size, size); Tessellator tessellator = Tessellator.instance; float umin = 0.0F; float umax = 1.0F; float vmin = 0.0F; float vmax = 1.0F; boolean rainbow = false; int color = circle.getCircleType(); if (color >= 16) { float angle = MathHelper.sin(2F * (float) circle.getAnimationCount() / 180F * (float) Math.PI) * 40F; GL11.glRotatef(180F - renderManager.playerViewY + angle, 0.0F, 1.0F, 0.0F); GL11.glRotatef(-renderManager.playerViewX - angle, 1.0F, 0.0F, 0.0F); GL11.glRotatef(circle.getAnimationCount() * 5F, 0.0F, 0.0F, 1.0F); color %= 16; } else { GL11.glRotatef(90F, 1.0F, 0.0F, 0.0F); GL11.glRotatef(circle.getAnimationCount() * 5F, 0.0F, 0.0F, 1.0F); } if (color == 9) { rainbow = true; } else { color %= 8; } tessellator.startDrawingQuads(); if (rainbow) { float rainbowTime = circle.ticksExisted / 3.0F; tessellator.setColorRGBA_F(MathHelper.sin(rainbowTime), MathHelper.cos(rainbowTime), -MathHelper.sin(rainbowTime) * 2F, 1.0F); } else { tessellator.setColorRGBA_F(colorR[color], colorG[color], colorB[color], 1.0F); } tessellator.setNormal(0.0F, 1.0F, 0.0F); tessellator.addVertexWithUV(-0.6F, -0.6F, 0.0D, umin, vmax); tessellator.addVertexWithUV(0.6F, -0.6F, 0.0D, umax, vmax); tessellator.addVertexWithUV(0.6F, 0.6F, 0.0D, umax, vmin); tessellator.addVertexWithUV(-0.6F, 0.6F, 0.0D, umin, vmin); tessellator.draw(); GL11.glDisable(GL11.GL_BLEND); GL11.glEnable(GL11.GL_LIGHTING); GL11.glEnable(GL11.GL_CULL_FACE); GL11.glPopMatrix(); } @Override protected ResourceLocation getEntityTexture(Entity entity) { return getEntityTexture((EntityMagicCircle) entity); } protected ResourceLocation getEntityTexture(EntityMagicCircle p_110775_1_) { return circleTexture; } }