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Nemrav
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Dec 17, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| shader_type spatial; | ||
| render_mode unshaded; | ||
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| uniform sampler2D projections[3] : source_color; | ||
| uniform float sizes[3]; | ||
| uniform float spin[3]; | ||
| uniform float expanding[3]; | ||
| uniform float duration[3]; | ||
| uniform bool additative[3]; //if true, black becomes a transparency colour | ||
| uniform float time = 0.0; | ||
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| void vertex() { | ||
| COLOR = INSTANCE_CUSTOM; | ||
| uint type = uint(COLOR.x + 0.5); | ||
| float start_time = COLOR.y; | ||
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| float rot = time*spin[type]; | ||
| mat3 rotation_matrix = mat3( | ||
| vec3(cos(-rot), 0.0, sin(-rot)), | ||
| vec3(0.0, 1.0, 0.0), | ||
| vec3(-sin(-rot), 0.0, cos(-rot)) | ||
| ); | ||
| VERTEX.xyz *= rotation_matrix * | ||
| clamp( | ||
| expanding[type] * mod(time-start_time,3600.0), | ||
| 0.0, | ||
| sizes[type] | ||
| ); | ||
| } | ||
|
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| void fragment() { | ||
| // Called for every pixel the material is visible on. | ||
| uint type = uint(COLOR.x + 0.5); | ||
| vec4 sample = texture(projections[type],UV); | ||
| ALBEDO.rgb = sample.rgb; | ||
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| float start_time = COLOR.y; | ||
| //if time exceeded: 0.0, else 1.0 | ||
| //This produces a nicer effect than vic2, shame we can't use it | ||
| //float is_finished = clamp(duration[type] - mod(time-start_time,3600.0),0.0,1.0); | ||
| float is_finished = ceil(clamp(duration[type] - mod(time-start_time,3600.0),0.0,1.0)); | ||
| if(duration[type] == 0.0){ | ||
| is_finished = 1.0; | ||
| } | ||
| //if additative, then black = transparent, otherwise use alpha | ||
| float add_tr = float(additative[type]); | ||
| float not_add_tr = float(!additative[type]); | ||
| //is_finished* | ||
| ALPHA = is_finished*(not_add_tr*sample.a + add_tr*(sample.r+sample.g+sample.b)); | ||
| } |
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