From 21edd2596ff657fc2de61e8848e74cf3c5c9ef01 Mon Sep 17 00:00:00 2001
From: grm <grm@eyesin.space>
Date: Fri, 13 Mar 2026 22:05:58 +0200
Subject: not sure

---
 src/shader.comp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 src/shader.comp

(limited to 'src/shader.comp')

diff --git a/src/shader.comp b/src/shader.comp
new file mode 100644
index 0000000..0e89702
--- /dev/null
+++ b/src/shader.comp
@@ -0,0 +1,34 @@
+// -*- mode: glsl;-*-
+#version 450
+
+layout (binding = 0) uniform ParameterUBO {
+    float deltaTime;
+} ubo;
+
+struct Particle {
+    vec2 position;
+    vec2 velocity;
+    vec4 color;
+};
+
+layout(std140, binding = 1) readonly buffer ParticleSSBOIn {
+   Particle particlesIn[ ];
+};
+
+layout(std140, binding = 2) buffer ParticleSSBOOut {
+   Particle particlesOut[ ];
+};
+
+layout (local_size_x = 256, local_size_y = 1, local_size_z = 1) in;
+
+void main() 
+{
+    uint index = gl_GlobalInvocationID.x;  
+
+    Particle particleIn = particlesIn[index];
+
+    particlesOut[index].position = particleIn.position + particleIn.velocity.xy * ubo.deltaTime;
+    particlesOut[index].velocity = particleIn.velocity;
+    particlesOut[index].color = particleIn.color;
+}
+ 
-- 
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