feat: barrier block

todo: deprecate *.col file usage
2026-04-29 16:35:14 -04:00
parent feb465ccbb
commit 950de854a1
22 changed files with 325 additions and 12 deletions
@@ -0,0 +1,80 @@
+#include "stdafx.h"
+#include "BarrierParticle.h"
+#include "Minecraft.h"
+#include "Tesselator.h"
+#include "../Minecraft.World/Item.h"
+#include "../Minecraft.World/Icon.h"
+#include "../Minecraft.World/net.minecraft.world.level.tile.h"
+#include "../Minecraft.World/Facing.h"
+#include "../Minecraft.World/Level.h"
+#include "../Minecraft.World/JavaMath.h"
+
+void BarrierParticle::init(Level* level, double x, double y, double z, float scale)
+{
+    xd = yd = zd = 0;
+
+    rCol = gCol = bCol = 1.0f;
+    alpha = 1.0f;
+
+    // fixed size
+    size = 0.5f * scale;
+    oSize = size;
+
+    lifetime = 80;
+
+    gravity = 0.0f;
+}
+
+BarrierParticle::BarrierParticle(Level* level,
+                                 double x, double y, double z,
+                                 double xa, double ya, double za)
+    : Particle(level, x, y, z, xa, ya, za)
+{
+    init(level, x, y, z, 1.0f);
+
+    // set particle texture to barrier texture
+    this->setTex(Minecraft::GetInstance()->textures, Tile::barrier->getTexture(Facing::UP));
+}
+
+int BarrierParticle::getParticleTexture()
+{
+    return ParticleEngine::TERRAIN_TEXTURE;
+}
+
+void BarrierParticle::render(Tesselator* t, float a, float xa, float ya, float za, float xa2, float za2)
+{
+    rCol = gCol = bCol = 1.0f;
+    alpha = 1.0f;
+
+    float u0 = tex->getU0();
+    float u1 = tex->getU1();
+    float v0 = tex->getV0();
+    float v1 = tex->getV1();
+ 
+    float half = size;
+
+    float px = static_cast<float>(xo + (this->x - xo) * a - xOff);
+    float py = static_cast<float>(yo + (this->y - yo) * a - yOff);
+    float pz = static_cast<float>(zo + (this->z - zo) * a - zOff);
+
+    float br = SharedConstants::TEXTURE_LIGHTING ? 1.0f : getBrightness(a);
+    t->color(br * rCol, br * gCol, br * bCol, alpha);
+    t->tex2(getLightColor(a));
+
+    t->vertexUV((double)(px - xa * half - xa2 * half), (double)(py - ya * half), (double)(pz - za * half - za2 * half), (double)u1, (double)v1);
+    t->vertexUV((double)(px - xa * half + xa2 * half), (double)(py + ya * half), (double)(pz - za * half + za2 * half), (double)u1, (double)v0);
+    t->vertexUV((double)(px + xa * half + xa2 * half), (double)(py + ya * half), (double)(pz + za * half + za2 * half), (double)u0, (double)v0);
+    t->vertexUV((double)(px + xa * half - xa2 * half), (double)(py - ya * half), (double)(pz + za * half - za2 * half), (double)u0, (double)v1);
+}
+
+void BarrierParticle::tick()
+{
+    xo = x;
+    yo = y;
+    zo = z;
+
+    if (++age >= lifetime)
+        remove();
+
+    xd = yd = zd = 0;
+}