commit dac233bfa75fd37c087c0bceeee371be4cbd5b3d
Author: Chris Smith <chris@zxdesign.info>
Date:   Thu May 6 10:40:21 2021 +0100

    Mali FB Toolkit

diff --git a/README.mb b/README.mb
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+MaliFB - Mali FB Toolkit
diff --git a/libmalifb.so b/libmalifb.so
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diff --git a/malifb.h b/malifb.h
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+// --------------------------------------------
+//  __  __      _ _ ___ ___ 
+// |  \/  |__ _| (_) __| _ )
+// | |\/| / _` | | | _|| _ \
+// |_|  |_\__,_|_|_|_| |___/
+//
+// The simple Mali Frame Buffer Surface toolkit
+//
+// (C) COPYRIGHT 2020 Retro Games Ltd, and portions
+// (C) COPYRIGHT 2015 ARM Limited
+//
+// ALL RIGHTS RESERVED
+// --------------------------------------------
+#ifndef MALIFB_CL_H
+#define MALIFB_CL_H
+
+#define EGL_FBDEV 1
+
+#if defined(__arm__)
+# define EGL_EGLEXT_PROTOTYPES
+# define GL_GLEXT_PROTOTYPES
+#endif
+
+#if defined(__arm__) && !defined( FORCE_OPENGL )
+# define USE_MALI
+#endif
+
+#if defined PLATFORM_AMD64 || defined __x86_64__
+# define TIDLEN 4
+# define SIDLEN 3
+#else
+# define TIDLEN 2
+# define SIDLEN 3
+#endif
+
+#include <EGL/egl.h>
+#include <GLES2/gl2.h>
+
+#if defined(__arm__)
+# include <EGL/eglext.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Data values ----------------------------------------------------------------
+
+typedef enum {
+    MFB_Surface_None        = 0,
+    MFB_Surface_Transparent = 1<<0,
+    MFB_Surface_Opaque      = 1<<2, // use to make sure even RGBA images are rendered opaque
+    MFB_Surface_Hidden      = 1<<3,
+} _MFB_Surface_Flags;
+
+typedef int MFB_Surface_Flags;
+
+typedef enum {
+    MFB_Display_Unknown    = -1,
+    MFB_Display_50Hz       = 1<<0,
+    MFB_Display_60Hz       = 1<<1,
+} MFB_Display_Flags;
+
+typedef enum {
+    MFB_LUMINANCE       = 1,
+    MFB_RGB             = 2,
+    MFB_RGB565          = 3,
+
+    MFB_ALPHA           = 256, // Bit field
+    MFB_LUMINANCE_ALPHA = MFB_LUMINANCE | MFB_ALPHA,
+    MFB_RGBA            = MFB_RGB       | MFB_ALPHA,
+} MFB_Image_Type;
+
+typedef enum {
+    MFB_Texture_Flag_None      = 0,
+    MFB_Texture_Flag_Linear    = 1<<0,
+    MFB_Texture_Flag_Nearest   = 1<<1,
+    MFB_Texture_Flag_CRT       = 1<<2,
+    MFB_Texture_Flag_CRT_Blend = MFB_Texture_Flag_Linear | MFB_Texture_Flag_CRT,
+} MFB_Texture_Flag;
+
+// Data structures ------------------------------------------------------------
+
+typedef void MFB_Screen;
+typedef struct _mfb_surface MFB_Surface;
+
+typedef struct {
+    int _id[TIDLEN];
+    int width;
+    int height;
+} MFB_Texture;
+
+struct _mfb_surface {
+    int _id[SIDLEN];
+    int width;
+    int height;
+};
+
+typedef void (*MFB_VSyncCallbackHandler)( MFB_Screen *s );
+
+// Prototypes -----------------------------------------------------------------
+
+MFB_Display_Flags MFB_GetDisplayMode();
+
+MFB_Screen  * MFB_ScreenCreate ( const char *name, MFB_Display_Flags dflags );
+MFB_Screen  * MFB_ScreenCreateFromExisting( NativeWindowType native_window, MFB_Display_Flags dflags );
+void          MFB_ScreenDestroy( MFB_Screen **s );
+
+MFB_Surface * MFB_SurfaceCreate( MFB_Screen *s, int x, int y, int w, int h, int layer, MFB_Surface_Flags f );
+
+//            Coords and dimenstions define rectangle on screen that surface occupies
+int           MFB_SurfaceSize( MFB_Surface *, int x, int y, int w, int h );
+int           MFB_SurfaceHide( MFB_Surface * );
+int           MFB_SurfaceReveal( MFB_Surface * );
+
+//            Coords and dimensions define rectangle within texture to map onto surface
+int           MFB_SurfaceUpdate ( MFB_Surface *, int x, int y, int w, int h, MFB_Texture * );
+void          MFB_SurfaceAlpha  ( MFB_Surface *, unsigned int );
+void          MFB_SurfaceDestroy( MFB_Surface ** );
+
+int           MFB_ScreenRender( MFB_Screen * );
+void          MFB_Display( MFB_Screen *s );
+#if defined( PLATFORM_SUN50IW6 ) || defined (__x86_64__) || defined (__i386__)
+int           MFB_VSyncCallback( MFB_Screen *s, MFB_VSyncCallbackHandler cb );
+#endif
+
+MFB_Texture * MFB_TextureCreate( int w, int h, MFB_Image_Type color_format );
+int           MFB_TextureRegister( MFB_Screen *s, MFB_Texture *t );
+int           MFB_TextureDeregister( MFB_Screen *s, MFB_Texture *t );
+int           MFB_TextureUpdate( MFB_Texture *t, int x, int y, int w, int h, uint8_t *src_data, MFB_Texture_Flag flags ); // x and w not used
+void          MFB_TextureDestroy( MFB_Texture **t );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif