Revert "Revert "GPUShaderCreateInfo for interface abstraction""

This reverts commit edee5a947b.

Fixes compilation error (Missing file BLI_float2.hh)

source/blender/gpu/intern/gpu_shader_dependency_private.h

@@ -0,0 +1,44 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2021 Blender Foundation.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup gpu
+ *
+ * Shader source dependency builder that make possible to support #include directive inside the
+ * shader files.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void gpu_shader_dependency_init(void);
+
+void gpu_shader_dependency_exit(void);
+
+/* User must free the resulting string using free. */
+char *gpu_shader_dependency_get_resolved_source(const char *shader_source_name,
+                                                uint32_t *builtins);
+char *gpu_shader_dependency_get_source(const char *shader_source_name);
+
+#ifdef __cplusplus
+}
+#endif