GameDev/godot-visual-effects
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A mirage?

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This commit is contained in:
Mario Brandao
2023-12-15 09:06:36 +01:00
parent 9bbaede508
commit cac890d6de
6 changed files with 134 additions and 5 deletions
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camera-effects/mirage.gdshader Normal file
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shader_type canvas_item;
uniform sampler2D SCREEN_TEXTURE : hint_screen_texture, filter_linear_mipmap;
uniform float blur_amount : hint_range(-2.0, 10.0) = .2;
uniform float strength : hint_range(0.0, 1.0) = .01;
void fragment() {
float yFromCenter = 1.0 - abs(UV.y - .5);
float blurImpact = blur_amount * yFromCenter;
vec2 uv = vec2(SCREEN_UV.x + sin(yFromCenter) * strength, SCREEN_UV.y);
vec4 blurred = textureLod(SCREEN_TEXTURE, uv, blurImpact);
COLOR = blurred;
}