fixed!!

shaders/triangle.vert

@@ -1,10 +1,11 @@
 #version 450
+#extension GL_ARB_separate_shader_objects : enable
 
 layout(location = 0) in vec3 position;
 
 layout(location = 0) out vec3 pos;
 
-layout(push_constant) uniform push_constants {
+layout(push_constant) uniform PushConstants {
     float time;
     mat4 model;
     mat4 view;
@@ -12,6 +13,6 @@ layout(push_constant) uniform push_constants {
 } push;
 
 void main() {
-    gl_Position = push.projection * push.view * push.model * vec4(position + vec3(sin(push.time / 10.), 0., 0.), 1.0);
+    gl_Position = push.projection * push.view * push.model * vec4(position, 1.0);
     pos = gl_Position.xyz;
 }