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Fixed shader examples

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This commit is contained in:
Marco Antognini 2011-05-15 13:36:13 +02:00
parent 0f2fb0e2f6
commit 0e826d8dec
2 changed files with 10 additions and 10 deletions
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18
examples/shader/resources/blur.sfx
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@ -6,15 +6,15 @@ void main()
vec2 offx = vec2(offset, 0.0);
vec2 offy = vec2(0.0, offset);
vec4 pixel = texture2D(texture, gl_TexCoord[0].xy) * 1 +
texture2D(texture, gl_TexCoord[0].xy - offx) * 2 +
texture2D(texture, gl_TexCoord[0].xy + offx) * 2 +
texture2D(texture, gl_TexCoord[0].xy - offy) * 2 +
texture2D(texture, gl_TexCoord[0].xy + offy) * 2 +
texture2D(texture, gl_TexCoord[0].xy - offx - offy) * 1 +
texture2D(texture, gl_TexCoord[0].xy - offx + offy) * 1 +
texture2D(texture, gl_TexCoord[0].xy + offx - offy) * 1 +
texture2D(texture, gl_TexCoord[0].xy + offx + offy) * 1;
vec4 pixel = texture2D(texture, gl_TexCoord[0].xy) * 1.0 +
texture2D(texture, gl_TexCoord[0].xy - offx) * 2.0 +
texture2D(texture, gl_TexCoord[0].xy + offx) * 2.0 +
texture2D(texture, gl_TexCoord[0].xy - offy) * 2.0 +
texture2D(texture, gl_TexCoord[0].xy + offy) * 2.0 +
texture2D(texture, gl_TexCoord[0].xy - offx - offy) * 1.0 +
texture2D(texture, gl_TexCoord[0].xy - offx + offy) * 1.0 +
texture2D(texture, gl_TexCoord[0].xy + offx - offy) * 1.0 +
texture2D(texture, gl_TexCoord[0].xy + offx + offy) * 1.0;
gl_FragColor = gl_Color * (pixel / 13.0);
}

2
examples/shader/resources/pixelate.sfx
View File

@ -3,7 +3,7 @@ uniform vec2 mouse;
void main()
{
float factor = 5 + 100 * length(mouse);
float factor = 5.0 + 100.0 * length(mouse);
vec2 pos = floor(gl_TexCoord[0].xy * factor + 0.5) / factor;
gl_FragColor = texture2D(texture, pos) * gl_Color;