/**
* Draw this primitve. This is typically called only once as the generated drawing instructions are saved by the
* renderer and reused later.
*/
public void draw(VertexBuffer renderer, float scale)
{
Vec3d vec3d = this.vertexPositions[1].vector3D.subtractReverse(this.vertexPositions[0].vector3D);
Vec3d vec3d1 = this.vertexPositions[1].vector3D.subtractReverse(this.vertexPositions[2].vector3D);
Vec3d vec3d2 = vec3d1.crossProduct(vec3d).normalize();
float f = (float)vec3d2.xCoord;
float f1 = (float)vec3d2.yCoord;
float f2 = (float)vec3d2.zCoord;
if (this.invertNormal)
{
f = -f;
f1 = -f1;
f2 = -f2;
}
renderer.begin(7, DefaultVertexFormats.OLDMODEL_POSITION_TEX_NORMAL);
for (int i = 0; i < 4; ++i)
{
PositionTextureVertex positiontexturevertex = this.vertexPositions[i];
renderer.pos(positiontexturevertex.vector3D.xCoord * (double)scale, positiontexturevertex.vector3D.yCoord * (double)scale, positiontexturevertex.vector3D.zCoord * (double)scale).tex((double)positiontexturevertex.texturePositionX, (double)positiontexturevertex.texturePositionY).normal(f, f1, f2).endVertex();
}
Tessellator.getInstance().draw();
}
/**
* Compiles a GL display list for this model
*/
private void compileDisplayList(float scale)
{
this.displayList = GLAllocation.generateDisplayLists(1);
GlStateManager.glNewList(this.displayList, 4864);
VertexBuffer vertexbuffer = Tessellator.getInstance().getBuffer();
for (int i = 0; i < this.cubeList.size(); ++i)
{
((ModelBox)this.cubeList.get(i)).render(vertexbuffer, scale);
}
GlStateManager.glEndList();
this.compiled = true;
}
