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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag new file mode 100644 index 0000000000..44a8076999 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/mat/mat4_16float_frag.frag @@ -0,0 +1,57 @@ + +/* +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +*/ + + +#ifdef GL_ES +precision mediump float; +#endif +varying vec4 color; + +/* This epsilon will work as long as the magnitude of the float is < 128. + * This can be seen by taking the spec relative mediump precision of 2^-10: + * 0.125 / 2^-10 = 128 + */ +#define ERROR_EPSILON (0.125) + +void main (void) +{ + mat4 a = mat4( 1.0, 2.0, 3.0, 4.0, + 5.0, 6.0, 7.0, 8.0, + 9.0, 10.0, 11.0, 12.0, + 13.0, 14.0, 15.0, 16.0); + float gray,sum1=0.0,sum2=0.0,sum3=0.0,sum4=0.0; + int i; + + + sum1 += a[0][0]; + sum2 += a[1][0]; + sum3 += a[2][0]; + sum4 += a[3][0]; + + sum1 += a[0][1]; + sum2 += a[1][1]; + sum3 += a[2][1]; + sum4 += a[3][1]; + + sum1 += a[0][2]; + sum2 += a[1][2]; + sum3 += a[2][2]; + sum4 += a[3][2]; + + sum1 += a[0][3]; + sum2 += a[1][3]; + sum3 += a[2][3]; + sum4 += a[3][3]; + + if( ( sum1 > 10.0-ERROR_EPSILON && sum1 < 10.0+ERROR_EPSILON ) && + ( sum2 > 26.0-ERROR_EPSILON && sum2 < 26.0+ERROR_EPSILON) && + ( sum3 > 42.0-ERROR_EPSILON && sum3 < 42.0+ERROR_EPSILON) && + ( sum4 > 58.0-ERROR_EPSILON && sum4 < 58.0+ERROR_EPSILON) ) + gray=1.0; + else gray=0.0; + gl_FragColor = vec4(gray, gray, gray, 1.0); +} |