1 files changed, 28 insertions, 0 deletions

diff --git a/gfx/src/core/geometry.h b/gfx/src/core/geometry.h
new file mode 100644
index 0000000..c37a76f
--- /dev/null
+++ b/gfx/src/core/geometry.h
@@ -0,0 +1,28 @@
+#pragma once
+
+#include <gfx/core.h>
+
+#include "gl_util.h"
+
+#include <stdbool.h>
+
+/// A piece of renderable geometry.
+///
+/// The Geometry does not own its buffers, since buffers are typically shared
+/// to reduce the memory footprint and the number of draw calls. More generally,
+/// the renderer assumes ownership of all rendering resources, which simplifies
+/// their management.
+typedef struct Geometry {
+  GLuint       vao;
+  GLenum       mode;
+  GeometryDesc desc;
+  size_t num_verts; // May differ from the initial value in the descriptor if
+                    // the geometry is updated.
+  GfxCore* gfxcore;
+} Geometry;
+
+/// Create new geometry.
+bool gfx_init_geometry(Geometry*, GfxCore*, const GeometryDesc*);
+
+/// Destroy the geometry.
+void gfx_del_geometry(Geometry*);