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and fill in some more apis and notes - still doesnt work. 

SVN revision: 77044
This commit is contained in:
Carsten Haitzler 2012-09-25 05:59:24 +00:00
parent 06fa0ad166
commit 469f6ef303
1 changed files with 23 additions and 8 deletions
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31
legacy/evas/src/modules/engines/software_x11/evas_x_egl.c
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@ -69,6 +69,8 @@ static struct {
unsigned int (*QuerySurface) (void *ed, void *surf, int attr, int *val);
void * (*CreateWindowSurface) (void *ed, void *config, Window win, int *attr);
unsigned int (*DestroySurface) (void *ed, void *surf);
unsigned int (*SwapBuffers) (void *ed, void *surf);
unsigned int (*SwapInterval) (void *ed, int interval);
unsigned int (*LockSurface) (void *ed, void *surf, int *attr);
unsigned int (*UnlockSurface) (void *ed, void *surf);
@ -97,6 +99,8 @@ _egl_find(void)
SYM(QuerySurface, "eglQuerySurface");
SYM(CreateWindowSurface, "eglCreateWindowSurface");
SYM(DestroySurface, "eglDestroySurface");
SYM(SwapBuffers, "eglSwapBuffers");
SYM(SwapInterval, "eglSwapInterval");
#undef SYM
#define SYM(x, y) egl.x = egl.GetProcAddress(y)
@ -202,13 +206,13 @@ _egl_x_win_surf_free(void *ed, void *surf)
}
void *
_egl_x_map_surf(void *ed, void *surf, int *stride)
_egl_x_surf_map(void *ed, void *surf, int *stride)
{
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
int config_attrs[40], n = 0;
void *ptr = NULL;
int pitch = 0, origin = 0;
int r_offset = 0, g_offset = 0, b_offset = 0, a_offset = 0;
int r_offset = 0, g_offset = 0, b_offset = 0;
if (!_egl_find()) return NULL;
@ -225,14 +229,15 @@ _egl_x_map_surf(void *ed, void *surf, int *stride)
if (!egl.QuerySurface(ed, surf, EGL_BITMAP_PIXEL_RED_OFFSET_KHR, &r_offset)) goto err;
if (!egl.QuerySurface(ed, surf, EGL_BITMAP_PIXEL_GREEN_OFFSET_KHR, &g_offset)) goto err;
if (!egl.QuerySurface(ed, surf, EGL_BITMAP_PIXEL_BLUE_OFFSET_KHR, &b_offset)) goto err;
if (!egl.QuerySurface(ed, surf, EGL_BITMAP_PIXEL_ALPHA_OFFSET_KHR, &a_offset)) goto err;
if (!ptr) goto err;
if (pitch <= 0) goto err;
// need to check rgb offset matiching sw pixel fmt
// do we add origin to ptr?
// is pitch in bytes?
*stride = pitch;
// must be top-left to bottom-right ordered
if (origin != EGL_UPPER_LEFT_KHR) goto err;
// must be xRGB
if (!((b_offset == 0) && (g_offset == 8) && (r_offset == 16))) goto err;
// return stride
*stride = pitch; // pitch is in bytes
return ptr;
err:
egl.UnlockSurface(ed, surf);
@ -243,9 +248,19 @@ err:
}
void
_egl_x_unmap_surf(void *ed, void *surf)
_egl_x_surf_unmap(void *ed, void *surf)
{
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
egl.UnlockSurface(ed, surf);
#endif
}
void
_egl_x_surf_swap(void *ed, void *surf, int vsync)
{
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (vsync) egl.SwapInterval(ed, 1);
else egl.SwapInterval(ed, 0);
egl.SwapBuffers(ed, surf);
#endif
}