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| author | Moulberry <james.jenour@student.scotch.wa.edu.au> | 2020-11-08 17:44:27 +1100 |
|---|---|---|
| committer | Moulberry <james.jenour@student.scotch.wa.edu.au> | 2020-11-08 17:44:27 +1100 |
| commit | 07403ec86c53f67b94d988b4c01a0afc2fdb2810 (patch) | |
| tree | fba4b3c37b02c42267e03a07453d3941c98fd66d /src/main/resources/assets/notenoughupdates/shaders/space_cape.frag | |
| parent | fc4143dd3c892b11ae5f427fcecc22044ff98460 (diff) | |
| parent | ec0660e41145d3d9ed479b3e697afddf8ddc8c4c (diff) | |
| download | NotEnoughUpdates-1.6-REL.tar.gz NotEnoughUpdates-1.6-REL.tar.bz2 NotEnoughUpdates-1.6-REL.zip | |
uh yeah its pretty necessary guys
Diffstat (limited to 'src/main/resources/assets/notenoughupdates/shaders/space_cape.frag')
| -rw-r--r-- | src/main/resources/assets/notenoughupdates/shaders/space_cape.frag | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/main/resources/assets/notenoughupdates/shaders/space_cape.frag b/src/main/resources/assets/notenoughupdates/shaders/space_cape.frag new file mode 100644 index 00000000..e3e5d56e --- /dev/null +++ b/src/main/resources/assets/notenoughupdates/shaders/space_cape.frag @@ -0,0 +1,60 @@ +#version 120 + +varying vec4 passColour; +varying vec3 passNormal; +uniform sampler2D textureIn; + +uniform int millis; +uniform int eventMillis; +uniform float eventRand; //0-1 + +void main() { + vec4 texture = texture2D(textureIn, gl_TexCoord[0].st); + + vec2 texCoord = gl_TexCoord[0].st + vec2(mod(millis/100.0f,1024.0f)/1024.0f, 421.0f/1024.0f); + + vec4 extra = vec4(0,0,0,0); + if(eventRand < 0.4f) { + vec2 extraPos = vec2(45.0f+eventRand/0.4f*250.0f, eventMillis/300.0f*550.0f)/1024.0f; + vec2 extraTexCoord = vec2(48.0f/1024.0f-(gl_TexCoord[0].t-extraPos.y), gl_TexCoord[0].s-extraPos.x+894.0f/1024.0f); + if(extraTexCoord.x > 0.0f && extraTexCoord.x < 200.0f/1024.0f) { + if(extraTexCoord.y > 843.0f/1024.0f && extraTexCoord.y < 943.0f/1024.0f) { + extra = texture2D(textureIn, extraTexCoord); + } + } + } else if(eventRand < 0.45f) { + vec2 extraPos = vec2(-30.0f+eventMillis/2000.0f*370.0f, 50.0f+(eventRand-0.4f)/0.05f*300.0f)/1024.0f; + vec2 extraTexCoord = vec2(gl_TexCoord[0].s-extraPos.x+248.0f/1024.0f, gl_TexCoord[0].t-extraPos.y+894.0f/1024.0f); + if(extraTexCoord.x > 200.0f/1024.0f && extraTexCoord.x < 300.0f/1024.0f) { + if(extraTexCoord.y > 843.0f/1024.0f && extraTexCoord.y < 943.0f/1024.0f) { + extra = texture2D(textureIn, extraTexCoord); + } + } + } else if(eventRand < 0.47f) { + vec2 extraPos = vec2(-30.0f+eventMillis/2000.0f*370.0f, 50.0f+(eventRand-0.45f)/0.02f*300.0f)/1024.0f; + vec2 extraTexCoord = vec2(gl_TexCoord[0].s-extraPos.x+348.0f/1024.0f, gl_TexCoord[0].t-extraPos.y+894.0f/1024.0f); + if(extraTexCoord.x > 300.0f/1024.0f && extraTexCoord.x < 400.0f/1024.0f) { + if(extraTexCoord.y > 843.0f/1024.0f && extraTexCoord.y < 943.0f/1024.0f) { + extra = texture2D(textureIn, extraTexCoord); + } + } + } else if(eventRand < 0.48f) { + vec2 extraPos = vec2(-30.0f+eventMillis/2000.0f*370.0f, 50.0f+(eventRand-0.47f)/0.01f*300.0f)/1024.0f; + vec2 extraTexCoord = vec2(gl_TexCoord[0].s-extraPos.x+448.0f/1024.0f, gl_TexCoord[0].t-extraPos.y+894.0f/1024.0f); + if(extraTexCoord.x > 400.0f/1024.0f && extraTexCoord.x < 500.0f/1024.0f) { + if(extraTexCoord.y > 843.0f/1024.0f && extraTexCoord.y < 943.0f/1024.0f) { + extra = texture2D(textureIn, extraTexCoord); + } + } + } + + vec3 space = texture2D(textureIn, texCoord).rgb; + + gl_FragColor = vec4(texture.rgb*texture.a + extra.rgb*extra.a*(1.0f-texture.a) + space*(1.0f-texture.a)*(1.0f-extra.a), 1.0f) * passColour; + + vec3 fakeSunNormal = normalize(vec3(0.2f,1.0f,-0.2f)); + vec3 normNormal = normalize(passNormal); + float shading = max(0.6f, dot(fakeSunNormal, normNormal)); + + gl_FragColor = vec4(gl_FragColor.rgb*shading, gl_FragColor.a); +} |
