Electroblob77
216 lines
8.2 KiB
Java
216 lines
8.2 KiB
Java
package electroblob.wizardry.client.renderer.effect;
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import electroblob.wizardry.Wizardry;
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import electroblob.wizardry.data.WizardData;
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import electroblob.wizardry.registry.Spells;
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import electroblob.wizardry.spell.Shield;
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import electroblob.wizardry.util.EntityUtils;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.renderer.BufferBuilder;
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import net.minecraft.client.renderer.GlStateManager;
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import net.minecraft.client.renderer.OpenGlHelper;
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import net.minecraft.client.renderer.Tessellator;
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import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.util.ResourceLocation;
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import net.minecraftforge.client.event.RenderPlayerEvent;
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import net.minecraftforge.client.event.RenderWorldLastEvent;
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import net.minecraftforge.fml.common.Mod;
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import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
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import net.minecraftforge.fml.relauncher.Side;
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import org.lwjgl.opengl.GL11;
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@Mod.EventBusSubscriber(Side.CLIENT)
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public class RenderShield {
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private static final ResourceLocation TEXTURE = new ResourceLocation(Wizardry.MODID, "textures/entity/shield.png");
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// First person
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@SubscribeEvent
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public static void onRenderWorldLastEvent(RenderWorldLastEvent event){
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// Only render in first person
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if(Minecraft.getMinecraft().gameSettings.thirdPersonView == 0){
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EntityPlayer player = Minecraft.getMinecraft().player;
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if(WizardData.get(player).getVariable(Shield.SHIELD_KEY) != null && EntityUtils.isCasting(player, Spells.shield)){
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GlStateManager.pushMatrix();
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GlStateManager.disableCull();
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GlStateManager.enableBlend();
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GlStateManager.blendFunc(GL11.GL_ONE, GL11.GL_SRC_ALPHA);
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GlStateManager.shadeModel(GL11.GL_SMOOTH);
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GlStateManager.disableLighting();
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OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240f, 240f);
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GlStateManager.translate(0, 1.4, 0);
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GlStateManager.rotate(-player.rotationYaw, 0, 1, 0);
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GlStateManager.rotate(player.rotationPitch, 1, 0, 0);
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GlStateManager.translate(0, 0, 1);
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GlStateManager.pushMatrix();
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// Changes the scale at which the texture is applied to the model. See LayerCreeper for a similar example,
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// but with translation instead of scaling.
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// You can do all sorts of fun stuff with this, just by applying transformations in the 2D texture space.
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GlStateManager.matrixMode(GL11.GL_TEXTURE); // Switch to the 2D texture space
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GlStateManager.loadIdentity();
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GlStateManager.translate(0.5, 0.5, 0);
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float s = 1 - ((player.ticksExisted + event.getPartialTicks()) % 5) / 5 * 0.52f;
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s = s*s;
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GlStateManager.scale(s, s, 1);
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GlStateManager.translate(-0.5, -0.5, 0);
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GlStateManager.matrixMode(GL11.GL_MODELVIEW); // Switch back to the 3D model space
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Tessellator tessellator = Tessellator.getInstance();
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Minecraft.getMinecraft().renderEngine.bindTexture(TEXTURE);
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render(tessellator);
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// Undo the texture scaling
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GlStateManager.matrixMode(GL11.GL_TEXTURE);
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GlStateManager.loadIdentity();
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GlStateManager.matrixMode(GL11.GL_MODELVIEW);
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GlStateManager.popMatrix();
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GlStateManager.enableLighting();
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GlStateManager.shadeModel(GL11.GL_FLAT);
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GlStateManager.enableCull();
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GlStateManager.disableBlend();
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// RenderHelper.enableStandardItemLighting();
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GlStateManager.popMatrix();
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}
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}
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}
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// Third person
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@SubscribeEvent
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public static void onRenderPlayerEvent(RenderPlayerEvent.Post event){
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EntityPlayer player = event.getEntityPlayer();
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if(WizardData.get(player).getVariable(Shield.SHIELD_KEY) != null && EntityUtils.isCasting(player, Spells.shield)){
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GlStateManager.pushMatrix();
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GlStateManager.disableCull();
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GlStateManager.enableBlend();
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// For some reason, the old blend function (GL11.GL_SRC_ALPHA, GL11.GL_SRC_ALPHA) caused the inner
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// edges to appear black, so I have changed it to this, which looks very slightly different.
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GlStateManager.blendFunc(GL11.GL_ONE, GL11.GL_SRC_ALPHA);
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GlStateManager.shadeModel(GL11.GL_SMOOTH);
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GlStateManager.disableLighting();
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OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240f, 240f);
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GlStateManager.translate(event.getX(), event.getY(), event.getZ());
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GlStateManager.translate(0, 1.3, 0);
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// GlStateManager.rotate(180, 0, 1, 0);
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GlStateManager.rotate(-player.renderYawOffset, 0, 1, 0);
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// GlStateManager.rotate(-player.rotationPitch, 1, 0, 0);
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GlStateManager.translate(0, 0, 1);
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GlStateManager.pushMatrix();
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// Changes the scale at which the texture is applied to the model. See LayerCreeper for a similar example,
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// but with translation instead of scaling.
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// You can do all sorts of fun stuff with this, just by applying transformations in the 2D texture space.
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GlStateManager.matrixMode(GL11.GL_TEXTURE); // Switch to the 2D texture space
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GlStateManager.loadIdentity();
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GlStateManager.translate(0.5, 0.5, 0);
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float s = 1 - ((player.ticksExisted + event.getPartialRenderTick()) % 5) / 5 * 0.52f;
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s = s*s;
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GlStateManager.scale(s, s, 1);
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GlStateManager.translate(-0.5, -0.5, 0);
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GlStateManager.matrixMode(GL11.GL_MODELVIEW); // Switch back to the 3D model space
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Tessellator tessellator = Tessellator.getInstance();
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Minecraft.getMinecraft().renderEngine.bindTexture(TEXTURE);
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render(tessellator);
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// Undo the texture scaling
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GlStateManager.matrixMode(GL11.GL_TEXTURE);
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GlStateManager.loadIdentity();
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GlStateManager.matrixMode(GL11.GL_MODELVIEW);
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GlStateManager.popMatrix();
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GlStateManager.enableLighting();
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GlStateManager.shadeModel(GL11.GL_FLAT);
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GlStateManager.enableCull();
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GlStateManager.disableBlend();
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// RenderHelper.enableStandardItemLighting();
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GlStateManager.popMatrix();
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}
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}
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private static void render(Tessellator tessellator){
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BufferBuilder buffer = tessellator.getBuffer();
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double widthOuter = 0.6d;
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double heightOuter = 0.7d;
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double widthInner = 0.3d;
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double heightInner = 0.4d;
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double depth = 0.2d;
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buffer.begin(GL11.GL_TRIANGLE_STRIP, DefaultVertexFormats.POSITION_TEX_COLOR);
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buffer.pos(-widthOuter, heightInner, -depth).tex(0, 0.2).color(0, 0, 0, 255).endVertex();
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buffer.pos(-widthInner, heightInner, 0).tex(0.2, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(-widthInner, heightOuter, -depth).tex(0.2, 0).color(0, 0, 0, 255).endVertex();
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buffer.pos(-widthInner, heightInner, 0).tex(0.2, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthInner, heightOuter, -depth).tex(0.8, 0).color(0, 0, 0, 255).endVertex();
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buffer.pos(widthInner, heightInner, 0).tex(0.8, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthOuter, heightInner, -depth).tex(1, 0.2).color(0, 0, 0, 255).endVertex();
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buffer.pos(widthInner, heightInner, 0).tex(0.8, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthOuter, -heightInner, -depth).tex(1, 0.8).color(0, 0, 0, 255).endVertex();
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buffer.pos(widthInner, -heightInner, 0).tex(0.8, 0.8).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthInner, -heightOuter, -depth).tex(0.8, 1).color(0, 0, 0, 255).endVertex();
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buffer.pos(widthInner, -heightInner, 0).tex(0.8, 0.8).color(200, 200, 255, 255).endVertex();
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buffer.pos(-widthInner, -heightOuter, -depth).tex(0.2, 1).color(0, 0, 0, 255).endVertex();
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buffer.pos(-widthInner, -heightInner, 0).tex(0.2, 0.8).color(200, 200, 255, 255).endVertex();
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buffer.pos(-widthOuter, -heightInner, -depth).tex(0, 0.8).color(0, 0, 0, 255).endVertex();
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buffer.pos(-widthInner, -heightInner, 0).tex(0.2, 0.8).color(200, 200, 255, 255).endVertex();
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buffer.pos(-widthOuter, heightInner, -depth).tex(0, 0.2).color(0, 0, 0, 255).endVertex();
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buffer.pos(-widthInner, heightInner, 0).tex(0.2, 0.2).color(200, 200, 255, 255).endVertex();
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tessellator.draw();
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buffer.begin(GL11.GL_TRIANGLE_STRIP, DefaultVertexFormats.POSITION_TEX_COLOR);
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buffer.pos(-widthInner, heightInner, 0).tex(0.2, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthInner, heightInner, 0).tex(0.8, 0.2).color(200, 200, 255, 255).endVertex();
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buffer.pos(-widthInner, -heightInner, 0).tex(0.2, 0.8).color(200, 200, 255, 255).endVertex();
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buffer.pos(widthInner, -heightInner, 0).tex(0.8, 0.8).color(200, 200, 255, 255).endVertex();
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tessellator.draw();
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}
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}
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