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author | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2012-11-02 14:25:59 +0000 |
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committer | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2012-11-02 14:25:59 +0000 |
commit | 2c0b722536a4ec2f723c289b695b983741c678f8 (patch) | |
tree | 650e06f5837b7995a60bf51b47f5ec9de4ee9ebe /packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag | |
parent | 69101e6e7eb00acaee619d4aa815d4a85925cc60 (diff) |
commit windows binaries from old rsync auto-build setup, including Gem 0.93.1
svn path=/trunk/; revision=16520
Diffstat (limited to 'packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag')
-rw-r--r-- | packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag b/packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag new file mode 100644 index 00000000..d0378b62 --- /dev/null +++ b/packages/noncvs/windows/extra/Gem/examples/10.glsl/panoramique.frag @@ -0,0 +1,28 @@ +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect MyTex; +uniform float dZ, ShadeL, ShadeR, sizeX, sizeY; + +void main (void) +{ + + vec2 pos_out; + pos_out.x=-1.+(2.*gl_TexCoord[0].s)/sizeX; + pos_out.y=-1.+(2.*gl_TexCoord[0].t)/sizeY; + pos_out.y *= sqrt(pos_out.x*pos_out.x+dZ*dZ)/dZ; + + pos_out.x = sizeX*(pos_out.x+1.)/2.; + pos_out.y = sizeY*(pos_out.y+1.)/2.; + + vec4 color = texture2DRect(MyTex, pos_out); + + color.a = 1.; + float tmp = mix(0.,1.,gl_TexCoord[0].s/ShadeL); + tmp = min(tmp,1.); + color.a *= tmp; + tmp = mix(0.,1.,(sizeX-gl_TexCoord[0].s)/ShadeR); + tmp = min(tmp,1.); + color.a *= tmp; + + gl_FragColor = color; +} |