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Faces shading fixes

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This commit is contained in:
RealBadAngel 2014-07-07 16:17:51 +02:00
parent a2e1b0fc7f
commit c9ba92c4ad
3 changed files with 27 additions and 99 deletions
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14
client/shaders/nodes_shader/opengl_vertex.glsl
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@ -63,35 +63,28 @@ void main(void)
vec3 normal, tangent, binormal;
normal = normalize(gl_NormalMatrix * gl_Normal);
float tileContrast = 1.0;
if (gl_Normal.x > 0.5) {
// 1.0, 0.0, 0.0
tileContrast = 0.8;
tangent = normalize(gl_NormalMatrix * vec3( 0.0, 0.0, -1.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, -1.0, 0.0));
} else if (gl_Normal.x < -0.5) {
// -1.0, 0.0, 0.0
tileContrast = 0.8;
tangent = normalize(gl_NormalMatrix * vec3( 0.0, 0.0, 1.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, -1.0, 0.0));
} else if (gl_Normal.y > 0.5) {
// 0.0, 1.0, 0.0
tileContrast = 1.2;
tangent = normalize(gl_NormalMatrix * vec3( 1.0, 0.0, 0.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, 0.0, 1.0));
} else if (gl_Normal.y < -0.5) {
// 0.0, -1.0, 0.0
tileContrast = 0.3;
tangent = normalize(gl_NormalMatrix * vec3( 1.0, 0.0, 0.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, 0.0, 1.0));
} else if (gl_Normal.z > 0.5) {
// 0.0, 0.0, 1.0
tileContrast = 0.5;
tangent = normalize(gl_NormalMatrix * vec3( 1.0, 0.0, 0.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, -1.0, 0.0));
} else if (gl_Normal.z < -0.5) {
// 0.0, 0.0, -1.0
tileContrast = 0.5;
tangent = normalize(gl_NormalMatrix * vec3(-1.0, 0.0, 0.0));
binormal = normalize(gl_NormalMatrix * vec3( 0.0, -1.0, 0.0));
}
@ -129,13 +122,6 @@ void main(void)
color.g = rg;
color.b = b;
#if !(MATERIAL_TYPE == TILE_MATERIAL_LIQUID_TRANSPARENT || MATERIAL_TYPE == TILE_MATERIAL_LIQUID_OPAQUE)
// Make sides and bottom darker than the top
color = color * color; // SRGB -> Linear
color *= tileContrast;
color = sqrt(color); // Linear -> SRGB
#endif
color.a = gl_Color.a;
gl_FrontColor = gl_BackColor = clamp(color,0.0,1.0);
}