material-maker/addons/material_maker/engine/gen_texture.gd
RodZill4 ff191538f6 Added group creation and refactoring.
Moved handling of the "global" definitions of shaders into main shader generation code.
Added group creation (does not create inputs yet, and remotes should be cleaned).
updated all preview meshes (to fix problems with depth).
2019-09-29 10:07:32 +02:00

24 lines
737 B
GDScript

tool
extends MMGenBase
class_name MMGenTexture
"""
Base class for texture generators that provide a texture as output
"""
var texture : ImageTexture = ImageTexture.new()
func get_output_defs():
return [ { rgba="" } ]
func _get_shader_code(uv : String, output_index : int, context : MMGenContext):
var genname = "o"+str(get_instance_id())
var rv = { globals=[], defs="", code="" }
var texture_name = genname+"_tex"
var variant_index = context.get_variant(self, uv)
if variant_index == -1:
variant_index = context.get_variant(self, uv)
rv.code = "vec4 %s_%d = texture(%s, %s);\n" % [ genname, variant_index, texture_name, uv ]
rv.rgba = "%s_%d" % [ genname, variant_index ]
rv.textures = { texture_name:texture }
return rv