1 files changed, 57 insertions, 0 deletions
diff --git a/video/out/opengl/utils.h b/video/out/opengl/utils.h
new file mode 100644
index 0000000..9bcadae
--- /dev/null
+++ b/video/out/opengl/utils.h
@@ -0,0 +1,57 @@
+/*
+ * This file is part of mpv.
+ * Parts based on MPlayer code by Reimar Döffinger.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MP_GL_UTILS_
+#define MP_GL_UTILS_
+
+#include <math.h>
+
+#include "video/out/gpu/utils.h"
+#include "common.h"
+
+struct mp_log;
+
+void gl_check_error(GL *gl, struct mp_log *log, const char *info);
+
+void gl_upload_tex(GL *gl, GLenum target, GLenum format, GLenum type,
+                   const void *dataptr, int stride,
+                   int x, int y, int w, int h);
+
+bool gl_read_fbo_contents(GL *gl, int fbo, int dir, GLenum format, GLenum type,
+                          int w, int h, uint8_t *dst, int dst_stride);
+
+struct gl_vao {
+    GL *gl;
+    GLuint vao;     // the VAO object, or 0 if unsupported by driver
+    GLuint buffer;  // GL_ARRAY_BUFFER used for the data
+    int stride;     // size of each element (interleaved elements are assumed)
+    const struct ra_renderpass_input *entries;
+    int num_entries;
+};
+
+void gl_vao_init(struct gl_vao *vao, GL *gl, int stride,
+                 const struct ra_renderpass_input *entries,
+                 int num_entries);
+void gl_vao_uninit(struct gl_vao *vao);
+void gl_vao_draw_data(struct gl_vao *vao, GLenum prim, void *ptr, size_t num);
+
+void gl_set_debug_logger(GL *gl, struct mp_log *log);
+
+bool gl_check_extension(const char *extensions, const char *ext);
+
+#endif