Relintai/material-maker
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Added an output and a parameter to support LOD in buffer

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This commit is contained in:
RodZill4 2019-10-29 22:12:14 +01:00
parent c7c1e61597
commit c375c7e23e
2 changed files with 15 additions and 6 deletions
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11
addons/material_maker/engine/gen_buffer.gd
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@ -20,13 +20,16 @@ func get_type_name() -> String:
return "Buffer"
func get_parameter_defs() -> Array:
return [ { name="size", type="size", first=4, last=12, default=4 } ]
return [
{ name="size", type="size", first=4, last=12, default=4 },
{ name="lod", type="float", min=0, max=10.0, step=0.01, default=0 }
]
func get_input_defs() -> Array:
return [ { name="in", type="rgba" } ]
func get_output_defs() -> Array:
return [ { type="rgba" } ]
return [ { type="rgba" }, { type="rgba" } ]
func source_changed(input_port_index : int):
updated = false
@ -40,9 +43,9 @@ func _get_shader_code(uv : String, output_index : int, context : MMGenContext) -
result = yield(result, "completed")
result.copy_to_texture(texture)
result.release()
texture.flags = 0
texture.flags = Texture.FLAG_MIPMAPS
updated = true
var rv = ._get_shader_code(uv, output_index, context)
var rv = ._get_shader_code_lod(uv, output_index, context, 0 if output_index == 0 else parameters.lod)
while rv is GDScriptFunctionState:
rv = yield(rv, "completed")
return rv

10
addons/material_maker/engine/gen_texture.gd
View File

@ -11,14 +11,20 @@ var texture : ImageTexture = ImageTexture.new()
func get_output_defs() -> Array:
return [ { rgba="" } ]
func _get_shader_code(uv : String, output_index : int, context : MMGenContext) -> Dictionary:
func _get_shader_code_lod(uv : String, output_index : int, context : MMGenContext, lod : float = 0.0) -> Dictionary:
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 ]
if lod == 0.0:
rv.code = "vec4 %s_%d = texture(%s, %s);\n" % [ genname, variant_index, texture_name, uv ]
else:
rv.code = "vec4 %s_%d = textureLod(%s, %s, %.9f);\n" % [ genname, variant_index, texture_name, uv, lod ]
rv.rgba = "%s_%d" % [ genname, variant_index ]
rv.textures = { texture_name:texture }
return rv
func _get_shader_code(uv : String, output_index : int, context : MMGenContext) -> Dictionary:
return _get_shader_code_lod(uv, output_index, context)