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//
// Vertex shader for most of the fragment shader
//
#version 120
attribute vec4 wings_tangent;
uniform vec4 diffuse;
varying vec3 ws_normal; // world space
varying vec4 ws_tangent; // world space
varying vec3 ws_position; // world space
varying vec4 v_basecolor;
uniform mat3x4 ws_matrix;
vec4 SRGBtoLINEAR(vec4 srgbIn)
{
vec3 bLess = step(vec3(0.04045),srgbIn.xyz);
vec3 linOut = mix( srgbIn.xyz/vec3(12.92), pow((srgbIn.xyz+vec3(0.055))/vec3(1.055),vec3(2.4)), bLess );
return vec4(linOut,srgbIn.w);
}
void main(void)
{
ws_position = mat3x3(ws_matrix)*gl_Vertex.xyz;
// ws_position = gl_Vertex.xyz;
v_basecolor = diffuse * SRGBtoLINEAR(gl_Color);
ws_normal = normalize(mat3x3(ws_matrix)*gl_Normal);
vec3 T = mat3x3(ws_matrix)*wings_tangent.xyz;
ws_tangent = vec4(T.xyz, wings_tangent.w);
gl_TexCoord[0] = gl_MultiTexCoord0;
#ifdef __GLSL_CG_DATA_TYPES // Fix clipping for Nvidia and ATI
gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;
#endif
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
}
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