Curvature done in godot 3

3 files changed, 206 insertions, 0 deletions

diff --git a/godot3/ShaderTestScreen.tscn b/godot3/ShaderTestScreen.tscn
new file mode 100644
index 0000000..9355bce
--- /dev/null
+++ b/godot3/ShaderTestScreen.tscn
@@ -0,0 +1,109 @@
+[gd_scene load_steps=5 format=2]
+
+[ext_resource path="res://sample.png" type="Texture" id=1]
+[ext_resource path="res://white.png" type="Texture" id=2]
+
+[sub_resource type="Shader" id=1]
+
+code = "shader_type canvas_item;
+
+uniform float BarrelPower =1.1;
+
+vec2 distort(vec2 p) 
+{
+
+	float angle = p.y / p.x;
+	float theta = atan(p.y,p.x);
+	float radius = pow(length(p), BarrelPower);
+	
+	p.x = radius * cos(theta);
+	p.y = radius * sin(theta);
+	
+	return 0.5 * (p + vec2(1.0,1.0));
+}
+void fragment()
+{
+	
+vec2 xy = SCREEN_UV * 2.0;
+xy.x -= 1.0;
+xy.y -= 1.0;
+
+float d = length(xy);
+if(d < 1.5){
+	xy = distort(xy);
+}
+else{
+	xy = SCREEN_UV;
+}
+COLOR = textureLod(SCREEN_TEXTURE,xy,0);
+}
+
+
+
+"
+
+[sub_resource type="ShaderMaterial" id=2]
+
+render_priority = 0
+shader = SubResource( 1 )
+shader_param/BarrelPower = 1.1
+_sections_unfolded = [ "shader_param" ]
+
+[node name="Control" type="Control" index="0"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_right = 40.0
+margin_bottom = 40.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+_sections_unfolded = [ "Rect" ]
+
+[node name="Sprite" type="Sprite" parent="." index="0"]
+
+texture = ExtResource( 1 )
+centered = false
+_sections_unfolded = [ "Offset" ]
+
+[node name="Shaders" type="Control" parent="." index="1"]
+
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_right = 40.0
+margin_bottom = 40.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 0
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+
+[node name="Curvature" type="TextureRect" parent="Shaders" index="0"]
+
+material = SubResource( 2 )
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+margin_right = 1024.0
+margin_bottom = 600.0
+rect_pivot_offset = Vector2( 0, 0 )
+rect_clip_content = false
+mouse_filter = 1
+mouse_default_cursor_shape = 0
+size_flags_horizontal = 1
+size_flags_vertical = 1
+texture = ExtResource( 2 )
+expand = true
+stretch_mode = 0
+_sections_unfolded = [ "Material", "Mouse", "Rect" ]
+
+
diff --git a/godot3/default_env.tres b/godot3/default_env.tres
index 98f26a7..ad86b72 100644
--- a/godot3/default_env.tres
+++ b/godot3/default_env.tres
@@ -1,5 +1,101 @@
 [gd_resource type="Environment" load_steps=2 format=2]
+
 [sub_resource type="ProceduralSky" id=1]
+
+radiance_size = 4
+sky_top_color = Color( 0.0470588, 0.454902, 0.976471, 1 )
+sky_horizon_color = Color( 0.556863, 0.823529, 0.909804, 1 )
+sky_curve = 0.25
+sky_energy = 1.0
+ground_bottom_color = Color( 0.101961, 0.145098, 0.188235, 1 )
+ground_horizon_color = Color( 0.482353, 0.788235, 0.952941, 1 )
+ground_curve = 0.01
+ground_energy = 1.0
+sun_color = Color( 1, 1, 1, 1 )
+sun_latitude = 35.0
+sun_longitude = 0.0
+sun_angle_min = 1.0
+sun_angle_max = 100.0
+sun_curve = 0.05
+sun_energy = 16.0
+texture_size = 2
+
 [resource]
+
 background_mode = 2
 background_sky = SubResource( 1 )
+background_sky_custom_fov = 0.0
+background_color = Color( 0, 0, 0, 1 )
+background_energy = 1.0
+background_canvas_max_layer = 0
+ambient_light_color = Color( 0, 0, 0, 1 )
+ambient_light_energy = 1.0
+ambient_light_sky_contribution = 1.0
+fog_enabled = false
+fog_color = Color( 0.5, 0.6, 0.7, 1 )
+fog_sun_color = Color( 1, 0.9, 0.7, 1 )
+fog_sun_amount = 0.0
+fog_depth_enabled = true
+fog_depth_begin = 10.0
+fog_depth_curve = 1.0
+fog_transmit_enabled = false
+fog_transmit_curve = 1.0
+fog_height_enabled = false
+fog_height_min = 0.0
+fog_height_max = 100.0
+fog_height_curve = 1.0
+tonemap_mode = 0
+tonemap_exposure = 1.0
+tonemap_white = 1.0
+auto_exposure_enabled = false
+auto_exposure_scale = 0.4
+auto_exposure_min_luma = 0.05
+auto_exposure_max_luma = 8.0
+auto_exposure_speed = 0.5
+ss_reflections_enabled = false
+ss_reflections_max_steps = 64
+ss_reflections_fade_in = 0.15
+ss_reflections_fade_out = 2.0
+ss_reflections_depth_tolerance = 0.2
+ss_reflections_roughness = true
+ssao_enabled = false
+ssao_radius = 1.0
+ssao_intensity = 1.0
+ssao_radius2 = 0.0
+ssao_intensity2 = 1.0
+ssao_bias = 0.01
+ssao_light_affect = 0.0
+ssao_color = Color( 0, 0, 0, 1 )
+ssao_quality = 0
+ssao_blur = 3
+ssao_edge_sharpness = 4.0
+dof_blur_far_enabled = false
+dof_blur_far_distance = 10.0
+dof_blur_far_transition = 5.0
+dof_blur_far_amount = 0.1
+dof_blur_far_quality = 1
+dof_blur_near_enabled = false
+dof_blur_near_distance = 2.0
+dof_blur_near_transition = 1.0
+dof_blur_near_amount = 0.1
+dof_blur_near_quality = 1
+glow_enabled = false
+glow_levels/1 = false
+glow_levels/2 = false
+glow_levels/3 = true
+glow_levels/4 = false
+glow_levels/5 = true
+glow_levels/6 = false
+glow_levels/7 = false
+glow_intensity = 0.8
+glow_strength = 1.0
+glow_bloom = 0.0
+glow_blend_mode = 2
+glow_hdr_threshold = 1.0
+glow_hdr_scale = 2.0
+glow_bicubic_upscale = false
+adjustment_enabled = false
+adjustment_brightness = 1.0
+adjustment_contrast = 1.0
+adjustment_saturation = 1.0
+
diff --git a/godot3/project.godot b/godot3/project.godot
index 31ba6b8..403539f 100644
--- a/godot3/project.godot
+++ b/godot3/project.godot
@@ -11,6 +11,7 @@ config_version=3
 [application]
 
 config/name="ShaderTest"
+run/main_scene="res://ShaderTestScreen.tscn"
 config/icon="res://icon.png"
 
 [rendering]