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| 1 |
| 2 /* |
| 3 ** Copyright (c) 2012 The Khronos Group Inc. |
| 4 ** |
| 5 ** Permission is hereby granted, free of charge, to any person obtaining a |
| 6 ** copy of this software and/or associated documentation files (the |
| 7 ** "Materials"), to deal in the Materials without restriction, including |
| 8 ** without limitation the rights to use, copy, modify, merge, publish, |
| 9 ** distribute, sublicense, and/or sell copies of the Materials, and to |
| 10 ** permit persons to whom the Materials are furnished to do so, subject to |
| 11 ** the following conditions: |
| 12 ** |
| 13 ** The above copyright notice and this permission notice shall be included |
| 14 ** in all copies or substantial portions of the Materials. |
| 15 ** |
| 16 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 17 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 18 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 19 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 20 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 21 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 22 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| 23 */ |
| 24 |
| 25 |
| 26 attribute vec4 gtf_Vertex; |
| 27 uniform mat4 gtf_ModelViewProjectionMatrix; |
| 28 varying vec4 color; |
| 29 |
| 30 |
| 31 |
| 32 float qualifiers(in float a, out float b, inout float c, const in float d, float
e) |
| 33 { |
| 34 b = a; |
| 35 c += d; |
| 36 a += 1.0; |
| 37 return e; |
| 38 } |
| 39 |
| 40 |
| 41 |
| 42 void main (void) |
| 43 { |
| 44 float a = 1.0, b = 2.0, c = 3.0, d = 4.0, e = 1.0, f = 0.0; |
| 45 float q = 0.0; |
| 46 float q2 = 0.0; |
| 47 |
| 48 f = qualifiers(a, b, c, d, e); |
| 49 |
| 50 if(a == 1.0) q += 1.0; |
| 51 if(b == 1.0) q += 2.0; |
| 52 if(c == 7.0) q += 4.0; |
| 53 if(d == 4.0) q2 += 1.0; |
| 54 if(e == 1.0) q2 += 2.0; |
| 55 if(f == 1.0) q2 += 4.0; |
| 56 |
| 57 color = vec4(vec2(q / 7.0, q2 / 7.0), 1.0, 1.0); |
| 58 gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; |
| 59 } |
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