diff options
author | Leander Beernaert <leander.beernaert@qt.io> | 2020-01-22 13:47:08 +0100 |
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committer | Leander Beernaert <leander.beernaert@qt.io> | 2020-01-24 13:17:33 +0100 |
commit | 502d3d6744913899da87acfda5ebdab42c40329e (patch) | |
tree | 16658a328503bfd5a62b4fd5d69ffb66e9854b18 /examples/widgets/graphicsview/boxes/refraction.fsh | |
parent | d1be8b9ceb2c7b20bbe53a07154c79699540ea3d (diff) | |
parent | 06bb315beb6c2c398223cfe52cbc7f66e14a8557 (diff) |
Merge remote-tracking branch 'origin/dev' into merge-dev
Change-Id: I31b761cfd5ea01373c60d02a5da8c33398d34739
Diffstat (limited to 'examples/widgets/graphicsview/boxes/refraction.fsh')
-rw-r--r-- | examples/widgets/graphicsview/boxes/refraction.fsh | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/examples/widgets/graphicsview/boxes/refraction.fsh b/examples/widgets/graphicsview/boxes/refraction.fsh deleted file mode 100644 index 8ba2d36329..0000000000 --- a/examples/widgets/graphicsview/boxes/refraction.fsh +++ /dev/null @@ -1,79 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -varying vec3 position, normal; -varying vec4 specular, ambient, diffuse, lightDirection; - -uniform sampler2D tex; -uniform samplerCube env; -uniform mat4 view; - -// Arrays don't work here on glsl < 120, apparently. -//const float coeffs[6] = float[6](1.0/2.0, 1.0/2.1, 1.0/2.2, 1.0/2.3, 1.0/2.4, 1.0/2.5); -float coeffs(int i) -{ - return 1.0 / (2.0 + 0.1 * float(i)); -} - -void main() -{ - vec3 N = normalize(normal); - vec3 I = -normalize(position); - float IdotN = dot(I, N); - float scales[6]; - vec3 C[6]; - for (int i = 0; i < 6; ++i) { - scales[i] = (IdotN - sqrt(1.0 - coeffs(i) + coeffs(i) * (IdotN * IdotN))); - C[i] = textureCube(env, (-I + coeffs(i) * N) * mat3(view[0].xyz, view[1].xyz, view[2].xyz)).xyz; - } - - gl_FragColor = 0.25 * vec4(C[5].x + 2.0*C[0].x + C[1].x, C[1].y + 2.0*C[2].y + C[3].y, - C[3].z + 2.0*C[4].z + C[5].z, 4.0); -} |