4jcraft/targets/minecraft/client/renderer/entity/WitherSkullRenderer.cpp
2026-04-07 15:55:45 -05:00

55 lines
1.7 KiB
C++

#include "WitherSkullRenderer.h"
#include <memory>
#include "platform/renderer/renderer.h"
#include "minecraft/client/model/SkeletonHeadModel.h"
#include "minecraft/client/renderer/Textures.h"
#include "minecraft/client/resources/ResourceLocation.h"
#include "minecraft/world/entity/Entity.h"
#include "minecraft/world/entity/projectile/WitherSkull.h"
ResourceLocation WitherSkullRenderer::WITHER_ARMOR_LOCATION(
TN_MOB_WITHER_INVULNERABLE);
ResourceLocation WitherSkullRenderer::WITHER_LOCATION(TN_MOB_WITHER);
WitherSkullRenderer::WitherSkullRenderer() { model = new SkeletonHeadModel(); }
void WitherSkullRenderer::render(std::shared_ptr<Entity> entity, double x,
double y, double z, float rot, float a) {
glPushMatrix();
glDisable(GL_CULL_FACE);
float headRot = rotlerp(entity->yRotO, entity->yRot, a);
float headRotx = entity->xRotO + (entity->xRot - entity->xRotO) * a;
glTranslatef((float)x, (float)y, (float)z);
float scale = 1 / 16.0f;
glEnable(GL_RESCALE_NORMAL);
glScalef(-1, -1, 1);
glEnable(GL_ALPHA_TEST);
bindTexture(entity);
model->render(entity, 0, 0, 0, headRot, headRotx, scale, true);
glPopMatrix();
}
ResourceLocation* WitherSkullRenderer::getTextureLocation(
std::shared_ptr<Entity> entity) {
std::shared_ptr<WitherSkull> mob =
std::dynamic_pointer_cast<WitherSkull>(entity);
return mob->isDangerous() ? &WITHER_ARMOR_LOCATION : &WITHER_LOCATION;
}
float WitherSkullRenderer::rotlerp(float from, float to, float a) {
float diff = to - from;
while (diff < -180) diff += 360;
while (diff >= 180) diff -= 360;
return from + a * diff;
}