1 files changed, 47 insertions, 0 deletions
diff --git a/include/window_texture.h b/include/window_texture.h
new file mode 100644
index 0000000..97e6f0f
--- /dev/null
+++ b/include/window_texture.h
@@ -0,0 +1,47 @@
+#ifndef WINDOW_TEXTURE_H
+#define WINDOW_TEXTURE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+typedef struct _XDisplay Display;
+
+typedef void (*FUNC_glEGLImageTargetTexture2DOES)(unsigned int target, void *image);
+typedef struct {
+    int32_t (*eglGetError)(void);
+    void* (*eglCreateImage)(void *dpy, void *ctx, unsigned int target, void *buffer, const intptr_t *attrib_list);
+    unsigned int (*eglDestroyImage)(void *dpy, void *image);
+    FUNC_glEGLImageTargetTexture2DOES glEGLImageTargetTexture2DOES;
+} egl_functions;
+
+typedef struct {
+    Display *display;
+    void *egl_display;
+    uint64_t window;
+    uint64_t pixmap;
+    unsigned int texture_id;
+    int redirected;
+
+    egl_functions egl_funcs;
+} WindowTexture;
+
+/* Returns 0 on success */
+int window_texture_init(WindowTexture *window_texture, Display *display, void *egl_display, uint64_t window, egl_functions egl_funcs);
+void window_texture_deinit(WindowTexture *self);
+
+/*
+    This should ONLY be called when the target window is resized.
+    Returns 0 on success.
+*/
+int window_texture_on_resize(WindowTexture *self);
+
+unsigned int window_texture_get_opengl_texture_id(WindowTexture *self);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* WINDOW_TEXTURE_H */