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libtriple/framebuffer: use DirectFB acceleration

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Use a hack, almost as ugly as the original Coolstream code ;),
to accelerate drawing of boxes and blitting with DirectFB functions.
This commit is contained in:
Stefan Seyfried
2010-08-20 00:48:25 +02:00
parent e3301b3205
commit f6bf4d3b9b
1 changed files with 12 additions and 5 deletions
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17
libtriple/init_td.cpp
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@@ -21,11 +21,12 @@ static const char * FILENAME = "init_td.cpp";
static bool initialized = false; static bool initialized = false;
/* the super interface */ /* the super interface */
static IDirectFB *dfb; IDirectFB *dfb;
/* the primary surface */ /* the primary surface */
static IDirectFBSurface *primary; static IDirectFBSurface *primary;
static IDirectFBSurface *dest; IDirectFBSurface *dfbdest;
static IDirectFBDisplayLayer *layer; static IDirectFBDisplayLayer *layer;
int gfxfd = -1;
#define DFBCHECK(x...) \ #define DFBCHECK(x...) \
err = x; \ err = x; \
@@ -74,13 +75,13 @@ static void dfb_init()
primary->GetPixelFormat(primary, &pixelformat); primary->GetPixelFormat(primary, &pixelformat);
primary->GetSize(primary, &SW, &SH); primary->GetSize(primary, &SW, &SH);
primary->Clear(primary, 0, 0, 0, 0); primary->Clear(primary, 0, 0, 0, 0);
primary->GetSubSurface(primary, NULL, &dest); primary->GetSubSurface(primary, NULL, &dfbdest);
dest->Clear(dest, 0, 0, 0, 0); dfbdest->Clear(dfbdest, 0, 0, 0, 0);
} }
static void dfb_deinit() static void dfb_deinit()
{ {
dest->Release(dest); dfbdest->Release(dfbdest);
primary->Release(primary); primary->Release(primary);
layer->Release(layer); layer->Release(layer);
dfb->Release(dfb); dfb->Release(dfb);
@@ -119,6 +120,9 @@ void init_td_api()
if (setpgid(0, pid)) if (setpgid(0, pid))
perror("setpgid"); perror("setpgid");
rc_init(); rc_init();
gfxfd = open("/dev/stb/tdgfx", O_RDWR);
if (gfxfd < 0)
perror("open /dev/stb/tdgfx");
} }
initialized = true; initialized = true;
fprintf(stderr, "%s:%s end\n", FILENAME, __FUNCTION__); fprintf(stderr, "%s:%s end\n", FILENAME, __FUNCTION__);
@@ -129,5 +133,8 @@ void shutdown_td_api()
fprintf(stderr, "%s:%s, initialized = %d\n", FILENAME, __FUNCTION__, (int)initialized); fprintf(stderr, "%s:%s, initialized = %d\n", FILENAME, __FUNCTION__, (int)initialized);
if (initialized) if (initialized)
dfb_deinit(); dfb_deinit();
if (gfxfd > -1)
close(gfxfd);
gfxfd = -1;
initialized = false; initialized = false;
} }