diff options
Diffstat (limited to 'Gem/examples/12.multi_screen_projection/nfp_33.frag')
-rw-r--r-- | Gem/examples/12.multi_screen_projection/nfp_33.frag | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Gem/examples/12.multi_screen_projection/nfp_33.frag b/Gem/examples/12.multi_screen_projection/nfp_33.frag new file mode 100644 index 0000000..e3ce36c --- /dev/null +++ b/Gem/examples/12.multi_screen_projection/nfp_33.frag @@ -0,0 +1,18 @@ +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect MyTex; +uniform float Sl,Sr,St,Sb; // shade size +varying vec2 pos; + + +void main (void) +{ + vec4 color = texture2DRect(MyTex, gl_TexCoord[0].st); + + color.a *=min(1.,pos.x/Sl); + color.a *=min(1.,(1.-pos.x)/Sr); + color.a *=min(1.,pos.y/St); + color.a *=min(1.,(1.-pos.y)/Sb); + + gl_FragColor = color; +} |