https://github.com/watunder/ss-custom
Custom shaders for OPTPiX SpriteStudio 6
https://github.com/watunder/ss-custom
Last synced: 3 months ago
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Custom shaders for OPTPiX SpriteStudio 6
- Host: GitHub
- URL: https://github.com/watunder/ss-custom
- Owner: Watunder
- License: mit
- Created: 2022-03-04T13:54:22.000Z (over 3 years ago)
- Default Branch: main
- Last Pushed: 2022-03-08T20:20:05.000Z (about 3 years ago)
- Last Synced: 2025-01-14T15:27:18.572Z (5 months ago)
- Language: GLSL
- Homepage:
- Size: 8.79 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
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README
# SS-Custom
Custom shaders for [OPTPiX SpriteStudio 6](http://www.webtech.co.jp/spritestudio/index.html)
## Reference
- VS
#version 120
attribute vec4 varg;
void main()
{
gl_TexCoord[0] = gl_TextureMatrix[0] * gl_MultiTexCoord0;
gl_Position = ftransform();
gl_FrontColor = gl_Color;
gl_TexCoord[1] = varg;
}
- FS
#version 120
uniform sampler2D texture2d;
uniform float args[16];
uniform float params[16];
const int A_TW = 0; // Texture width (pixel unit).
const int A_TH = 1; // Texture height (pixel unit).
const int A_U1 = 2; // Texture width (normalized).
const int A_V1 = 3; // Texture height (normalized).
const int A_LU = 4; // U value at the left edge.
const int A_TV = 5; // V value at the top edge.
const int A_CU = 6; // U value at the center.
const int A_CV = 7; // V value at the center.
const int A_RU = 8; // U value at the right edge.
const int A_BV = 9; // V value at the bottom edge.
const int A_PM = 10; // Passed 1.0f if "unpremultiply alpha of transparent parts with mix blend.(deprecated)" option is checked in the project settings.
vec4 getTexColor( vec2 c )
{
vec4 p = texture2D( texture2d, c );
if ( args[A_PM] <= 0.0 ) {
return p;
}
if ( p.a <= 0.0 ) {
return vec4( 0.0 );
}
return vec4( p.rgb / p.a, p.a );
}
vec4 getBlendColor( vec4 p )
{
return vec4( p.rgb * gl_TexCoord[1].x + mix( vec3( 1.0 ), p.rgb, gl_TexCoord[1].z ) * gl_Color.rgb * gl_TexCoord[1].y, p.a * gl_Color.a );
}
void main()
{
if ( args[A_TW] <= 0.0 ) {
gl_FragColor = gl_Color;
return;
}
vec4 Pixel;
vec4 Blend = getBlendColor( Pixel );
gl_FragColor = Blend;
}