diff --git a/comfy_extras/nodes_glsl.py b/comfy_extras/nodes_glsl.py
index 2f029a76e..19a6251f4 100644
--- a/comfy_extras/nodes_glsl.py
+++ b/comfy_extras/nodes_glsl.py
@@ -311,6 +311,21 @@ class GLContext:
         if self._vao is not None:
             self._glBindVertexArray(self._vao)
 
+    def compile_shader(self, source: str, shader_type: int) -> int:
+        """Compile a shader and return its ID."""
+        gl = self._gl
+
+        shader = gl.glCreateShader(shader_type)
+        gl.glShaderSource(shader, source)
+        gl.glCompileShader(shader)
+
+        if gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS) != gl.GL_TRUE:
+            error = gl.glGetShaderInfoLog(shader).decode()
+            gl.glDeleteShader(shader)
+            raise RuntimeError(f"Shader compilation failed:\n{error}")
+
+        return shader
+
 ##########
 
 class _GLContextGLFW(GLContext):
@@ -500,25 +515,12 @@ class _GLContextOSMesa(GLContext):
 ############################################################
 
 
-def _compile_shader(source: str, shader_type: int) -> int:
-    """Compile a shader and return its ID."""
-    shader = gl.glCreateShader(shader_type)
-    gl.glShaderSource(shader, source)
-    gl.glCompileShader(shader)
-
-    if gl.glGetShaderiv(shader, gl.GL_COMPILE_STATUS) != gl.GL_TRUE:
-        error = gl.glGetShaderInfoLog(shader).decode()
-        gl.glDeleteShader(shader)
-        raise RuntimeError(f"Shader compilation failed:\n{error}")
-
-    return shader
-
-
 def _create_program(vertex_source: str, fragment_source: str) -> int:
     """Create and link a shader program."""
-    vertex_shader = _compile_shader(vertex_source, gl.GL_VERTEX_SHADER)
+    ctx = GLContext()
+    vertex_shader = ctx.compile_shader(vertex_source, gl.GL_VERTEX_SHADER)
     try:
-        fragment_shader = _compile_shader(fragment_source, gl.GL_FRAGMENT_SHADER)
+        fragment_shader = ctx.compile_shader(fragment_source, gl.GL_FRAGMENT_SHADER)
     except RuntimeError:
         gl.glDeleteShader(vertex_shader)
         raise