diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl')
| -rw-r--r-- | source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl b/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl index b5e54c8747a..9f4f508d6fd 100644 --- a/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl +++ b/source/blender/draw/engines/eevee/shaders/bsdf_common_lib.glsl @@ -95,6 +95,30 @@ vec3 project_point(mat4 m, vec3 v) { return tmp.xyz / tmp.w; } +#define min3(a, b, c) min(a, min(b, c)) +#define min4(a, b, c, d) min(a, min3(b, c, d)) +#define min5(a, b, c, d, e) min(a, min4(b, c, d, e)) +#define min6(a, b, c, d, e, f) min(a, min5(b, c, d, e, f)) +#define min7(a, b, c, d, e, f, g) min(a, min6(b, c, d, e, f, g)) +#define min8(a, b, c, d, e, f, g, h) min(a, min7(b, c, d, e, f, g, h)) +#define min9(a, b, c, d, e, f, g, h, i) min(a, min8(b, c, d, e, f, g, h, i)) + +#define max3(a, b, c) max(a, max(b, c)) +#define max4(a, b, c, d) max(a, max3(b, c, d)) +#define max5(a, b, c, d, e) max(a, max4(b, c, d, e)) +#define max6(a, b, c, d, e, f) max(a, max5(b, c, d, e, f)) +#define max7(a, b, c, d, e, f, g) max(a, max6(b, c, d, e, f, g)) +#define max8(a, b, c, d, e, f, g, h) max(a, max7(b, c, d, e, f, g, h)) +#define max9(a, b, c, d, e, f, g, h, i) max(a, max8(b, c, d, e, f, g, h, i)) + +#define avg3(a, b, c) (a + b + c) * (1.0 / 3.0) +#define avg4(a, b, c, d) (a + b + c + d) * (1.0 / 4.0) +#define avg5(a, b, c, d, e) (a + b + c + d + e) * (1.0 / 5.0) +#define avg6(a, b, c, d, e, f) (a + b + c + d + e + f) * (1.0 / 6.0) +#define avg7(a, b, c, d, e, f, g) (a + b + c + d + e + f + g) * (1.0 / 7.0) +#define avg8(a, b, c, d, e, f, g, h) (a + b + c + d + e + f + g + h) * (1.0 / 8.0) +#define avg9(a, b, c, d, e, f, g, h, i) (a + b + c + d + e + f + g + h + i) * (1.0 / 9.0) + float min_v2(vec2 v) { return min(v.x, v.y); } float min_v3(vec3 v) { return min(v.x, min(v.y, v.z)); } float max_v2(vec2 v) { return max(v.x, v.y); } @@ -252,6 +276,7 @@ void make_orthonormal_basis(vec3 N, out vec3 T, out vec3 B) } /* ---- Opengl Depth conversion ---- */ + float linear_depth(bool is_persp, float z, float zf, float zn) { if (is_persp) { |