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

90 lines
3.3 KiB
C++

#include "VillagerGolemRenderer.h"
#include <cmath>
#include <memory>
#include <numbers>
#include "platform/renderer/renderer.h"
#include "minecraft/SharedConstants.h"
#include "minecraft/client/model/VillagerGolemModel.h"
#include "minecraft/client/model/geom/ModelPart.h"
#include "minecraft/client/renderer/Textures.h"
#include "minecraft/client/renderer/TileRenderer.h"
#include "minecraft/client/renderer/entity/MobRenderer.h"
#include "minecraft/client/renderer/texture/TextureAtlas.h"
#include "minecraft/client/resources/ResourceLocation.h"
#include "minecraft/world/entity/LivingEntity.h"
#include "minecraft/world/entity/animal/VillagerGolem.h"
#include "minecraft/world/level/tile/PlantTile.h"
#include "minecraft/world/level/tile/Tile.h"
ResourceLocation VillagerGolemRenderer::GOLEM_LOCATION =
ResourceLocation(TN_MOB_VILLAGER_GOLEM);
VillagerGolemRenderer::VillagerGolemRenderer()
: MobRenderer(new VillagerGolemModel(), 0.5f) {
golemModel = (VillagerGolemModel*)model;
}
void VillagerGolemRenderer::render(std::shared_ptr<Entity> mob, double x,
double y, double z, float rot, float a) {
MobRenderer::render(mob, x, y, z, rot, a);
}
void VillagerGolemRenderer::setupRotations(std::shared_ptr<LivingEntity> _mob,
float bob, float bodyRot, float a) {
// 4J - original version used generics and thus had an input parameter of
// type Blaze rather than shared_ptr<Entity> we have here - do some casting
// around instead
std::shared_ptr<VillagerGolem> mob =
std::dynamic_pointer_cast<VillagerGolem>(_mob);
MobRenderer::setupRotations(mob, bob, bodyRot, a);
if (mob->walkAnimSpeed < 0.01) return;
float p = 13;
float wp = mob->walkAnimPos - mob->walkAnimSpeed * (1 - a) + 6;
float triangleWave =
(std::abs(std::fmod(wp, p) - p * 0.5f) - p * 0.25f) / (p * 0.25f);
glRotatef(6.5f * triangleWave, 0, 0, 1);
}
ResourceLocation* VillagerGolemRenderer::getTextureLocation(
std::shared_ptr<Entity> mob) {
return &GOLEM_LOCATION;
}
void VillagerGolemRenderer::additionalRendering(
std::shared_ptr<LivingEntity> _mob, float a) {
// 4J - original version used generics and thus had an input parameter of
// type Blaze rather than shared_ptr<Entity> we have here - do some casting
// around instead
std::shared_ptr<VillagerGolem> mob =
std::dynamic_pointer_cast<VillagerGolem>(_mob);
MobRenderer::additionalRendering(mob, a);
if (mob->getOfferFlowerTick() == 0) return;
glEnable(GL_RESCALE_NORMAL);
glPushMatrix();
// dont ask me how I got the flower into his hand.
glRotatef(5 + 180 * golemModel->arm0->xRot / std::numbers::pi, 1, 0, 0);
glTranslatef(-11 / 16.0f, 20 / 16.0f, -15 / 16.0f);
glRotatef(90, 1, 0, 0);
float s = 0.8f;
glScalef(s, -s, s);
if (SharedConstants::TEXTURE_LIGHTING) {
int col = mob->getLightColor(a);
int u = col % 65536;
int v = col / 65536;
glMultiTexCoord2f(GL_TEXTURE1, u / 1.0f, v / 1.0f);
glColor4f(1, 1, 1, 1);
}
glColor4f(1, 1, 1, 1);
bindTexture(&TextureAtlas::LOCATION_BLOCKS); // TODO: By Icon
tileRenderer->renderTile(Tile::rose, 0, 1);
glPopMatrix();
glDisable(GL_RESCALE_NORMAL);
}