public static byte[] DefineModelPartV2(byte modelId, CustomModelPart part)
{
// v2: 167 = (1 + 1 + 3*4 + 3*4 + 6*(2*2 + 2*2) + 3*4 + 3*4) + 4*(1 + 4*4) + 1
byte[] buffer = new byte[167];
int i = WriteDefineModelPart(buffer, modelId, part);
for (int j = 0; j < MaxCustomModelAnims; j++)
{
var anim = part.anims[j];
buffer[i++] = (byte)(
((byte)anim.type & 0x3F) | ((byte)anim.axis << 6)
);
NetUtils.WriteF32(anim.a, buffer, i);
i += 4;
NetUtils.WriteF32(anim.b, buffer, i);
i += 4;
NetUtils.WriteF32(anim.c, buffer, i);
i += 4;
NetUtils.WriteF32(anim.d, buffer, i);
i += 4;
}
// write bool flags
byte flags = 0;
flags |= (byte)((part.fullbright ? 1 : 0) << 0);
flags |= (byte)((part.firstPersonArm ? 1 : 0) << 1);
buffer[i++] = flags;
return(buffer);
}
public static int WriteDefineModelPart(byte[] buffer, byte modelId, CustomModelPart part)
{
int i = 0;
buffer[i++] = Opcode.CpeDefineModelPart;
buffer[i++] = modelId;
/* write min, max vec3 coords */
NetUtils.WriteF32(part.min.X, buffer, i);
i += 4;
NetUtils.WriteF32(part.min.Y, buffer, i);
i += 4;
NetUtils.WriteF32(part.min.Z, buffer, i);
i += 4;
NetUtils.WriteF32(part.max.X, buffer, i);
i += 4;
NetUtils.WriteF32(part.max.Y, buffer, i);
i += 4;
NetUtils.WriteF32(part.max.Z, buffer, i);
i += 4;
/* write u, v coords for our 6 faces */
for (int j = 0; j < 6; j++)
{
NetUtils.WriteU16(part.u1[j], buffer, i);
i += 2;
NetUtils.WriteU16(part.v1[j], buffer, i);
i += 2;
NetUtils.WriteU16(part.u2[j], buffer, i);
i += 2;
NetUtils.WriteU16(part.v2[j], buffer, i);
i += 2;
}
/* write rotation origin point */
NetUtils.WriteF32(part.rotationOrigin.X, buffer, i);
i += 4;
NetUtils.WriteF32(part.rotationOrigin.Y, buffer, i);
i += 4;
NetUtils.WriteF32(part.rotationOrigin.Z, buffer, i);
i += 4;
/* write rotation angles */
NetUtils.WriteF32(part.rotation.X, buffer, i);
i += 4;
NetUtils.WriteF32(part.rotation.Y, buffer, i);
i += 4;
NetUtils.WriteF32(part.rotation.Z, buffer, i);
i += 4;
return(i);
}
public static byte[] DefineModelPart(byte modelId, CustomModelPart part)
{
// v1: 104 = (1 + 1 + 3*4 + 3*4 + 6*(2*2 + 2*2) + 3*4 + 3*4) + 1 + 4 + 1
byte[] buffer = new byte[104];
int i = WriteDefineModelPart(buffer, modelId, part);
// ignore animations
i++;
i += 4;
// write bool flags
byte flags = 0;
flags |= (byte)((part.fullbright ? 1 : 0) << 0);
flags |= (byte)((part.firstPersonArm ? 1 : 0) << 1);
buffer[i++] = flags;
return(buffer);
}