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https://github.com/4jcraft/4jcraft.git
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122 lines
3.9 KiB
C++
122 lines
3.9 KiB
C++
#include "../../Platform/stdafx.h"
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#include "FireballRenderer.h"
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#include "EntityRenderDispatcher.h"
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#include "../../Textures/TextureAtlas.h"
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#include "../../../Minecraft.World/Headers/net.minecraft.world.entity.projectile.h"
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#include "../../../Minecraft.World/Headers/net.minecraft.world.item.h"
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#include "../../../Minecraft.World/Headers/net.minecraft.world.level.tile.h"
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#include "../../../Minecraft.World/Headers/net.minecraft.world.phys.h"
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#include "../../../Minecraft.World/Headers/net.minecraft.world.h"
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FireballRenderer::FireballRenderer(float scale) { this->scale = scale; }
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void FireballRenderer::render(std::shared_ptr<Entity> _fireball, double x,
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double y, double z, float rot, float a) {
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// 4J - dynamic cast required because we aren't using templates/generics in
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// our version
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std::shared_ptr<Fireball> fireball =
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std::dynamic_pointer_cast<Fireball>(_fireball);
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glPushMatrix();
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glTranslatef((float)x, (float)y, (float)z);
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glEnable(GL_RESCALE_NORMAL);
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float s = scale;
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glScalef(s / 1.0f, s / 1.0f, s / 1.0f);
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Icon* icon = Item::fireball->getIcon(
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fireball->GetType() == eTYPE_DRAGON_FIREBALL ? 1 : 0); // 14 + 2 * 16;
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MemSect(31);
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bindTexture(fireball);
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MemSect(0);
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Tesselator* t = Tesselator::getInstance();
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float u0 = icon->getU0();
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float u1 = icon->getU1();
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float v0 = icon->getV0();
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float v1 = icon->getV1();
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float r = 1.0f;
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float xo = 0.5f;
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float yo = 0.25f;
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glRotatef(180 - entityRenderDispatcher->playerRotY, 0, 1, 0);
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glRotatef(-entityRenderDispatcher->playerRotX, 1, 0, 0);
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t->begin();
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t->normal(0, 1, 0);
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t->vertexUV((float)(0 - xo), (float)(0 - yo), (float)(0), (float)(u0),
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(float)(v1));
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t->vertexUV((float)(r - xo), (float)(0 - yo), (float)(0), (float)(u1),
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(float)(v1));
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t->vertexUV((float)(r - xo), (float)(1 - yo), (float)(0), (float)(u1),
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(float)(v0));
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t->vertexUV((float)(0 - xo), (float)(1 - yo), (float)(0), (float)(u0),
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(float)(v0));
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t->end();
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glDisable(GL_RESCALE_NORMAL);
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glPopMatrix();
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}
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// 4J Added override. Based on EntityRenderer::renderFlame
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void FireballRenderer::renderFlame(std::shared_ptr<Entity> e, double x,
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double y, double z, float a) {
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glDisable(GL_LIGHTING);
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Icon* tex = Tile::fire->getTextureLayer(0);
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glPushMatrix();
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glTranslatef((float)x, (float)y, (float)z);
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float s = e->bbWidth * 1.4f;
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glScalef(s, s, s);
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MemSect(31);
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bindTexture(&TextureAtlas::LOCATION_BLOCKS);
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MemSect(0);
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Tesselator* t = Tesselator::getInstance();
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float r = 1.0f;
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float xo = 0.5f;
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// float yo = 0.0f;
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float h = e->bbHeight / s;
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float yo = (float)(e->y - e->bb.y0);
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// glRotatef(-entityRenderDispatcher->playerRotY, 0, 1, 0);
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glRotatef(180 - entityRenderDispatcher->playerRotY, 0, 1, 0);
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glRotatef(-entityRenderDispatcher->playerRotX, 1, 0, 0);
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glTranslatef(0, 0, 0.1f);
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// glTranslatef(0, 0, -0.3f + ((int) h) * 0.02f);
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glColor4f(1, 1, 1, 1);
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// glRotatef(-playerRotX, 1, 0, 0);
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float zo = 0;
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t->begin();
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t->normal(0, 1, 0);
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float u0 = tex->getU0();
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float v0 = tex->getV0();
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float u1 = tex->getU1();
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float v1 = tex->getV1();
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float tmp = u1;
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u1 = u0;
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u0 = tmp;
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t->vertexUV((float)(0 - xo), (float)(0 - yo), (float)(0), (float)(u1),
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(float)(v1));
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t->vertexUV((float)(r - xo), (float)(0 - yo), (float)(0), (float)(u0),
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(float)(v1));
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t->vertexUV((float)(r - xo), (float)(1.4f - yo), (float)(0), (float)(u0),
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(float)(v0));
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t->vertexUV((float)(0 - xo), (float)(1.4f - yo), (float)(0), (float)(u1),
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(float)(v0));
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t->end();
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glPopMatrix();
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glEnable(GL_LIGHTING);
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}
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ResourceLocation* FireballRenderer::getTextureLocation(
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std::shared_ptr<Entity> mob) {
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return &TextureAtlas::LOCATION_ITEMS;
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}
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