diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/lightprobe_cube_display_frag.glsl')
-rw-r--r-- | source/blender/draw/engines/eevee/shaders/lightprobe_cube_display_frag.glsl | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/lightprobe_cube_display_frag.glsl b/source/blender/draw/engines/eevee/shaders/lightprobe_cube_display_frag.glsl new file mode 100644 index 00000000000..5a72244cfbe --- /dev/null +++ b/source/blender/draw/engines/eevee/shaders/lightprobe_cube_display_frag.glsl @@ -0,0 +1,18 @@ + +flat in int pid; +in vec2 quadCoord; + +out vec4 FragColor; + +void main() +{ + float dist_sqr = dot(quadCoord, quadCoord); + + /* Discard outside the circle. */ + if (dist_sqr > 1.0) + discard; + + vec3 view_nor = vec3(quadCoord, sqrt(max(0.0, 1.0 - dist_sqr))); + vec3 world_ref = mat3(ViewMatrixInverse) * reflect(vec3(0.0, 0.0, -1.0), view_nor); + FragColor = vec4(textureLod_octahedron(probeCubes, vec4(world_ref, pid), 0.0, prbLodCubeMax).rgb, 1.0); +} |