From b6489611b3720951c0733d8d46d58a5742ea8579 Mon Sep 17 00:00:00 2001
From: Florent Berthaut <florent.berthaut@univ-lille.fr>
Date: Sun, 17 Dec 2023 23:38:37 +0100
Subject: [PATCH] Add checkerboard visu
---
patches/.gdignore | 0
visualization/box.gdshader | 2 +-
visualization/checkerboard.gdshader | 17 +++++++++++++++++
3 files changed, 18 insertions(+), 1 deletion(-)
create mode 100644 patches/.gdignore
create mode 100644 visualization/checkerboard.gdshader
diff --git a/patches/.gdignore b/patches/.gdignore
new file mode 100644
index 0000000..e69de29
diff --git a/visualization/box.gdshader b/visualization/box.gdshader
index 043a128..767004b 100644
--- a/visualization/box.gdshader
+++ b/visualization/box.gdshader
@@ -4,7 +4,7 @@ render_mode unshaded;
varying float dist;
void vertex() {
- float t=0.49;
+ float t=0.99;
if((abs(VERTEX.x)>t && abs(VERTEX.y)>t)
|| (abs(VERTEX.x)>t && abs(VERTEX.z)>t)
|| (abs(VERTEX.y)>t && abs(VERTEX.z)>t)) {
diff --git a/visualization/checkerboard.gdshader b/visualization/checkerboard.gdshader
new file mode 100644
index 0000000..8718317
--- /dev/null
+++ b/visualization/checkerboard.gdshader
@@ -0,0 +1,17 @@
+shader_type spatial;
+render_mode ambient_light_disabled;
+
+varying vec2 pos;
+uniform float cell = 1.0;
+
+void vertex() {
+ pos = (MODEL_MATRIX*vec4(VERTEX,1.0)).xz;
+}
+
+
+void fragment() {
+ float x = floor(mod(pos.x,cell*2.0)/cell);
+ float y = floor(mod(pos.y,cell*2.0)/cell);
+ float v = abs(x-y)*0.1+0.1;
+ ALBEDO = vec3(v);
+}
\ No newline at end of file
--
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