Binds the material's texture to the OpenGL context and changes the glBlendFunc to the values used by it.

Sets the blending parameters for this decal @param srcBlendFactor Source blend factor used by glBlendFunc @param dstBlendFactor Destination blend fac

Sets the color of all four vertices to the specified color @param r Red component @param g Green component @param b Blue component @param a Alpha com

Sets the position to the given world coordinates @param x X position @param y Y Position @param z Z Position

Remove all decals from batch

Renders all decals to the buffer and flushes the buffer to the GL when full/done

Invoked directly after rendering of a group has completed @param group Group which completed rendering

Invoked after having rendered all groups

Invoked directly before rendering the contents of a group @param group Group that will be rendered @param contents Array of entries of arrays contain

Invoked before rendering any group

Assigns a group to a decal @param decal BillboardDecal to assign group to @return group assigned

@return true if the material is completely opaque, false if it is not and therefor requires blending

Sets the {@link GroupStrategy} used @param groupStrategy Group strategy to use

Translates by the specified amount of units @param x Units to move along the x axis @param y Units to move along the y axis @param z Units to move al

Recalculates vertices array if it grew out of sync with the properties (position, ..)

W power will be in luminance, and H power will be in alpha