fixed rand() function

neercs/video/noise.lolfx

@@ -21,7 +21,7 @@ uniform vec3 retrace;
 
 float rand(in vec2 p,in float t,in float v)
 	{
-	return fract(sin(dot(p+t,vec2(12.9898,78.233)))*v);
+	return fract(sin(dot(p+mod(t,2.0),vec2(12.9898,78.2333)))*v);
 	}
 
 void main(void)

neercs/video/render.cpp

@@ -979,7 +979,7 @@ void Render::Draw3D()
         shader_noise->Bind();
         shader_noise->SetUniform(shader_noise_texture, fbo_front->GetTexture(), 0);
         shader_noise->SetUniform(shader_noise_screen_size, (vec2)screen_size);
-        shader_noise->SetUniform(shader_noise_time, fmodf(fx_angle, 1.0f));
+        shader_noise->SetUniform(shader_noise_time, fx_angle);
         shader_noise->SetUniform(shader_noise_offset, noise_offset);
         shader_noise->SetUniform(shader_noise_noise, noise_noise);
         shader_noise->SetUniform(shader_noise_retrace, noise_retrace);