Restructure projectHEADmain

1 files changed, 25 insertions, 0 deletions

diff --git a/include/gfx/util/ibl.h b/include/gfx/util/ibl.h
new file mode 100644
index 0000000..6e39180
--- /dev/null
+++ b/include/gfx/util/ibl.h
@@ -0,0 +1,25 @@
+/// Functions for image-based lighting.
+#pragma once
+
+typedef struct IBL IBL;
+
+typedef struct GfxCore GfxCore;
+typedef struct Texture Texture;
+
+/// Create an environment map filterer for IBL.
+IBL* gfx_make_ibl(GfxCore*);
+
+/// Destroy the environment map filterer.
+void gfx_destroy_ibl(GfxCore*, IBL**);
+
+/// Create a BRDF integration map for IBL.
+Texture* gfx_make_brdf_integration_map(IBL*, GfxCore*, int width, int height);
+
+/// Create an irradiance map (cubemap) from an environment map for IBL.
+Texture* gfx_make_irradiance_map(
+    IBL*, GfxCore*, const Texture* environment_map, int width, int height);
+
+/// Create a prefiltered environment map (cubemap) for IBL.
+Texture* gfx_make_prefiltered_environment_map(
+    IBL*, GfxCore*, const Texture* environment_map, int width, int height,
+    int* max_mip_level);