diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/lightprobe_planar_display_frag.glsl')
-rw-r--r-- | source/blender/draw/engines/eevee/shaders/lightprobe_planar_display_frag.glsl | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/lightprobe_planar_display_frag.glsl b/source/blender/draw/engines/eevee/shaders/lightprobe_planar_display_frag.glsl new file mode 100644 index 00000000000..676f7e49ebf --- /dev/null +++ b/source/blender/draw/engines/eevee/shaders/lightprobe_planar_display_frag.glsl @@ -0,0 +1,25 @@ + +uniform int probeIdx; + +in vec3 worldPosition; + +out vec4 FragColor; + +void main() +{ + PlanarData pd = planars_data[probeIdx]; + + /* Fancy fast clipping calculation */ + vec2 dist_to_clip; + dist_to_clip.x = dot(pd.pl_clip_pos_x, worldPosition); + dist_to_clip.y = dot(pd.pl_clip_pos_y, worldPosition); + float fac = dot(step(pd.pl_clip_edges, dist_to_clip.xxyy), vec2(-1.0, 1.0).xyxy); /* compare and add all tests */ + + if (fac != 2.0) { + discard; + } + + vec4 refco = ViewProjectionMatrix * vec4(worldPosition, 1.0); + refco.xy /= refco.w; + FragColor = vec4(textureLod(probePlanars, vec3(refco.xy * 0.5 + 0.5, float(probeIdx)), 0.0).rgb, 1.0); +} |