PHOTO-TO-PHOTO (P-TO-P)

다음 경로의 파일을 수정 해야 하늘이 하얀색으로 나오는 것을 해결할 수 있다.
./game/core/shaders/vs_glsl/sky.vsh


// (C)2008 S2 Games
// sky.vsh
//
// ...
//================================================== ===========================

//================================================== ===========================
// Uniform variables
//================================================== ===========================
uniform vec4 vColor;

uniform float fSkyEpsilon;

//================================================== ===========================
// Varying variables
//================================================== ===========================
varying vec4 v_vColor;

//================================================== ===========================
// Vertex shader
//================================================== ===========================
void main()
{
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
gl_Position.z = gl_Position.w - fSkyEpsilon;
gl_TexCoord[0] = gl_MultiTexCoord0;
v_vColor = gl_Color * vColor;
}