blob: bae818cf9f336d267407b5e3505460fbc6e7bfc4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
#pragma BLENDER_REQUIRE(common_view_lib.glsl)
#if defined(GPU_VERTEX_SHADER) || defined(GPU_GEOMETRY_SHADER)
void view_clipping_distances(vec3 wpos)
{
# ifdef USE_WORLD_CLIP_PLANES
vec4 pos_4d = vec4(wpos, 1.0);
gl_ClipDistance[0] = dot(drw_view.clip_planes[0], pos_4d);
gl_ClipDistance[1] = dot(drw_view.clip_planes[1], pos_4d);
gl_ClipDistance[2] = dot(drw_view.clip_planes[2], pos_4d);
gl_ClipDistance[3] = dot(drw_view.clip_planes[3], pos_4d);
gl_ClipDistance[4] = dot(drw_view.clip_planes[4], pos_4d);
gl_ClipDistance[5] = dot(drw_view.clip_planes[5], pos_4d);
# endif
}
/* Kept as define for compiler compatibility. */
# ifdef USE_WORLD_CLIP_PLANES
# define view_clipping_distances_set(c) \
gl_ClipDistance[0] = (c).gl_ClipDistance[0]; \
gl_ClipDistance[1] = (c).gl_ClipDistance[1]; \
gl_ClipDistance[2] = (c).gl_ClipDistance[2]; \
gl_ClipDistance[3] = (c).gl_ClipDistance[3]; \
gl_ClipDistance[4] = (c).gl_ClipDistance[4]; \
gl_ClipDistance[5] = (c).gl_ClipDistance[5];
# else
# define view_clipping_distances_set(c)
# endif
#endif
|