1 files changed, 58 insertions, 0 deletions
diff --git a/video/out/opengl/context.h b/video/out/opengl/context.h
new file mode 100644
index 0000000..c96450e
--- /dev/null
+++ b/video/out/opengl/context.h
@@ -0,0 +1,58 @@
+#pragma once
+
+#include "common/global.h"
+#include "video/out/gpu/context.h"
+#include "common.h"
+
+extern const int mpgl_min_required_gl_versions[];
+
+enum gles_mode {
+    GLES_AUTO = 0,
+    GLES_YES,
+    GLES_NO,
+};
+
+// Returns the gles mode based on the --opengl opts.
+enum gles_mode ra_gl_ctx_get_glesmode(struct ra_ctx *ctx);
+
+// These are a set of helpers for ra_ctx providers based on ra_gl.
+// The init function also initializes ctx->ra and ctx->swapchain, so the user
+// doesn't have to do this manually. (Similarly, the uninit function will
+// clean them up)
+
+struct ra_gl_ctx_params {
+    // For special contexts (i.e. wayland) that want to check visibility
+    // before drawing a frame.
+    bool (*check_visible)(struct ra_ctx *ctx);
+
+    // Set to the platform-specific function to swap buffers, like
+    // glXSwapBuffers, eglSwapBuffers etc. This will be called by
+    // ra_gl_ctx_swap_buffers. Required unless you either never call that
+    // function or if you override it yourself.
+    void (*swap_buffers)(struct ra_ctx *ctx);
+
+    // See ra_swapchain_fns.get_vsync.
+    void (*get_vsync)(struct ra_ctx *ctx, struct vo_vsync_info *info);
+
+    // If this is set to non-NULL, then the ra_gl_ctx will consider the GL
+    // implementation to be using an external swapchain, which disables the
+    // software simulation of --swapchain-depth. Any functions defined by this
+    // ra_swapchain_fns structs will entirely replace the equivalent ra_gl_ctx
+    // functions in the resulting ra_swapchain.
+    const struct ra_swapchain_fns *external_swapchain;
+};
+
+void ra_gl_ctx_uninit(struct ra_ctx *ctx);
+bool ra_gl_ctx_init(struct ra_ctx *ctx, GL *gl, struct ra_gl_ctx_params params);
+
+// Call this any time the window size or main framebuffer changes
+void ra_gl_ctx_resize(struct ra_swapchain *sw, int w, int h, int fbo);
+
+// These functions are normally set in the ra_swapchain->fns, but if an
+// implementation has a need to override this fns struct with custom functions
+// for whatever reason, these can be used to inherit the original behavior.
+int ra_gl_ctx_color_depth(struct ra_swapchain *sw);
+struct mp_image *ra_gl_ctx_screenshot(struct ra_swapchain *sw);
+bool ra_gl_ctx_start_frame(struct ra_swapchain *sw, struct ra_fbo *out_fbo);
+bool ra_gl_ctx_submit_frame(struct ra_swapchain *sw, const struct vo_frame *frame);
+void ra_gl_ctx_swap_buffers(struct ra_swapchain *sw);