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Code Issues Wiki Activity

Load textures for sampler2D uniforms in the experimental shader feature

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Feature not exposed to the end user yet
This commit is contained in:
Manolis Papadeas 2022-04-09 03:42:34 +03:00
parent 41d9add6a7
commit d579118bb1
1 changed files with 34 additions and 2 deletions
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36
src/UI/Dialogs/ImageEffects/ShaderEffect.gd
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@ -70,6 +70,8 @@ func change_shader(shader_tmp: Shader, name: String) -> void:
var u_value := ""
if uniform_split.size() > 1:
u_value = uniform_split[1].replace(";", "").strip_edges()
else:
uniform_split[0] = uniform_split[0].replace(";", "").strip_edges()
var u_left_side: PoolStringArray = uniform_split[0].split(":")
var u_hint := ""
@ -137,7 +139,7 @@ func change_shader(shader_tmp: Shader, name: String) -> void:
if "hint_color" in u_hint:
var label := Label.new()
label.text = u_name
var color = vec4str_to_color(u_value)
var color = _vec4str_to_color(u_value)
var color_button := ColorPickerButton.new()
color_button.rect_min_size = Vector2(20, 20)
color_button.color = color
@ -146,6 +148,24 @@ func change_shader(shader_tmp: Shader, name: String) -> void:
hbox.add_child(label)
hbox.add_child(color_button)
shader_params.add_child(hbox)
elif u_type == "sampler2D":
var label := Label.new()
label.text = u_name
var file_dialog := FileDialog.new()
file_dialog.mode = FileDialog.MODE_OPEN_FILE
file_dialog.access = FileDialog.ACCESS_FILESYSTEM
file_dialog.resizable = true
file_dialog.rect_min_size = Vector2(200, 70)
file_dialog.rect_size = Vector2(384, 281)
file_dialog.connect("file_selected", self, "_load_texture", [u_name])
var button := Button.new()
button.text = "Load texture"
button.connect("pressed", file_dialog, "popup_centered")
var hbox := HBoxContainer.new()
hbox.add_child(label)
hbox.add_child(button)
shader_params.add_child(hbox)
shader_params.add_child(file_dialog)
# print("---")
@ -161,7 +181,19 @@ func set_shader_param(value, param: String) -> void:
preview.material.set_shader_param(param, value)
func vec4str_to_color(vec4: String) -> Color:
func _load_texture(path: String, param: String) -> void:
var image := Image.new()
image.load(path)
if !image:
print("Error loading texture")
return
var image_tex := ImageTexture.new()
image_tex.create_from_image(image, 0)
image_tex.flags = ImageTexture.FLAG_REPEAT
set_shader_param(image_tex, param)
func _vec4str_to_color(vec4: String) -> Color:
vec4 = vec4.replace("vec4(", "")
vec4 = vec4.replace(")", "")
var rgba_values: PoolStringArray = vec4.split(",")