diff options
Diffstat (limited to 'assets/shaders/Flag.vert.glsl')
-rw-r--r-- | assets/shaders/Flag.vert.glsl | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/assets/shaders/Flag.vert.glsl b/assets/shaders/Flag.vert.glsl index 2d5c4494..6e2854ee 100644 --- a/assets/shaders/Flag.vert.glsl +++ b/assets/shaders/Flag.vert.glsl | |||
@@ -55,22 +55,22 @@ varying vec2 v_uv; | |||
55 | 55 | ||
56 | void main() | 56 | void main() |
57 | { | 57 | { |
58 | float time = u_time * u_speed; | 58 | float time = u_time * u_speed; |
59 | const float pi = 3.14159; | 59 | const float pi = 3.14159; |
60 | float angle = time; | 60 | float angle = time; |
61 | 61 | ||
62 | v_uv.x = texcoord.x; | 62 | v_uv.x = texcoord.x; |
63 | v_uv.y = texcoord.y; | 63 | v_uv.y = texcoord.y; |
64 | 64 | ||
65 | float x = 2.0*pi*texcoord.x/u_waveWidth; | 65 | float x = 2.0*pi*texcoord.x/u_waveWidth; |
66 | float y = 2.0*pi*texcoord.y; | 66 | float y = 2.0*pi*texcoord.y; |
67 | 67 | ||
68 | vec3 v = a_pos; | 68 | vec3 v = a_pos; |
69 | v.z = sin( x + angle ); | 69 | v.z = sin( x + angle ); |
70 | v.z += sin( 0.2*y + angle); | 70 | v.z += sin( 0.2*y + angle); |
71 | v.z *= u_waveHeight; | 71 | v.z *= u_waveHeight; |
72 | v.z -= 2.0*u_waveHeight; | 72 | v.z -= 2.0*u_waveHeight; |
73 | v.z *= x * 0.09; | 73 | v.z *= x * 0.09; |
74 | 74 | ||
75 | gl_Position = u_projMatrix * u_mvMatrix * vec4(v,1.0) ; | 75 | gl_Position = u_projMatrix * u_mvMatrix * vec4(v,1.0) ; |
76 | } | 76 | } |