first step for compute task

shaders/rt_compute.comp

@@ -0,0 +1,27 @@
+#version 450
+
+
+layout(binding = 0) uniform UniformBufferObject {
+    mat4 model;
+    mat4 geom_rot;
+    mat4 view;
+    mat4 proj;
+    vec3 camera_pos;
+    bool[16] use_geom_shader;
+} ubo;
+
+layout(binding = 3) readonly buffer SceneInfoBuffer {
+   uint gridsIn[];
+};
+
+layout(binding = 4) buffer SceneInfoBuffer2 {
+   uint volumes[];
+};
+
+layout (local_size_x = 256, local_size_y = 1, local_size_z = 1) in;
+
+void main() {
+    uint index = gl_GlobalInvocationID.x;  
+
+    volumes[index] = gridsIn[index];
+}