diff options
Diffstat (limited to 'assets/shaders/Cloud.vert.glsl')
-rw-r--r-- | assets/shaders/Cloud.vert.glsl | 55 |
1 files changed, 28 insertions, 27 deletions
diff --git a/assets/shaders/Cloud.vert.glsl b/assets/shaders/Cloud.vert.glsl index 95c14132..d129e267 100644 --- a/assets/shaders/Cloud.vert.glsl +++ b/assets/shaders/Cloud.vert.glsl | |||
@@ -1,24 +1,25 @@ | |||
1 | /* <copyright> | 1 | /* <copyright> |
2 | Copyright (c) 2012, Motorola Mobility, Inc | 2 | Copyright (c) 2012, Motorola Mobility LLC. |
3 | All Rights Reserved. | 3 | All Rights Reserved. |
4 | BSD License. | ||
5 | 4 | ||
6 | Redistribution and use in source and binary forms, with or without | 5 | Redistribution and use in source and binary forms, with or without |
7 | modification, are permitted provided that the following conditions are met: | 6 | modification, are permitted provided that the following conditions are met: |
8 | 7 | ||
9 | - Redistributions of source code must retain the above copyright notice, | 8 | * Redistributions of source code must retain the above copyright notice, |
10 | this list of conditions and the following disclaimer. | 9 | this list of conditions and the following disclaimer. |
11 | - Redistributions in binary form must reproduce the above copyright | 10 | |
12 | notice, this list of conditions and the following disclaimer in the | 11 | * Redistributions in binary form must reproduce the above copyright notice, |
13 | documentation and/or other materials provided with the distribution. | 12 | this list of conditions and the following disclaimer in the documentation |
14 | - Neither the name of Motorola Mobility nor the names of its contributors | 13 | and/or other materials provided with the distribution. |
15 | may be used to endorse or promote products derived from this software | 14 | |
16 | without specific prior written permission. | 15 | * Neither the name of Motorola Mobility LLC nor the names of its |
16 | contributors may be used to endorse or promote products derived from this | ||
17 | software without specific prior written permission. | ||
17 | 18 | ||
18 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | 19 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
19 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 20 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
20 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 21 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
21 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | 22 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
22 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 23 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
23 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 24 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
24 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 25 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
@@ -34,7 +35,7 @@ precision highp float; | |||
34 | #endif | 35 | #endif |
35 | 36 | ||
36 | // attributes | 37 | // attributes |
37 | attribute vec3 a_pos; | 38 | attribute vec3 a_pos; |
38 | attribute vec2 texcoord; | 39 | attribute vec2 texcoord; |
39 | 40 | ||
40 | // uniforms | 41 | // uniforms |
@@ -48,7 +49,7 @@ uniform mat4 u_mvMatrix; | |||
48 | uniform mat4 u_projMatrix; | 49 | uniform mat4 u_projMatrix; |
49 | 50 | ||
50 | // varying | 51 | // varying |
51 | varying vec2 v_texCoord0; | 52 | varying vec2 v_texCoord0; |
52 | 53 | ||
53 | // constants | 54 | // constants |
54 | const float zSpeed = 10.0; | 55 | const float zSpeed = 10.0; |
@@ -57,19 +58,19 @@ const float zSpeed = 10.0; | |||
57 | void main() | 58 | void main() |
58 | { | 59 | { |
59 | // Transform position | 60 | // Transform position |
60 | vec4 pos = vec4(a_pos,1); | 61 | vec4 pos = vec4(a_pos,1); |
61 | 62 | ||
62 | float dz = u_time*zSpeed; | 63 | float dz = u_time*zSpeed; |
63 | float n = floor( dz/(u_zmax-u_zmin) ); | 64 | float n = floor( dz/(u_zmax-u_zmin) ); |
64 | dz -= n*(u_zmax - u_zmin); | 65 | dz -= n*(u_zmax - u_zmin); |
65 | float z = pos.z + dz; | 66 | float z = pos.z + dz; |
66 | if (z > u_zmax) | 67 | if (z > u_zmax) |
67 | { | 68 | { |
68 | z = u_zmin + (z - u_zmax); | 69 | z = u_zmin + (z - u_zmax); |
69 | } | 70 | } |
70 | pos.z = z; | 71 | pos.z = z; |
71 | 72 | ||
72 | gl_Position = u_projMatrix * u_mvMatrix * pos; | 73 | gl_Position = u_projMatrix * u_mvMatrix * pos; |
73 | 74 | ||
74 | v_texCoord0 = texcoord; | 75 | v_texCoord0 = texcoord; |
75 | } | 76 | } |