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#include "evas_engine.h"
/* local function prototypes */
/* local variables */
static Evas_GL_Wl_Window *_evas_gl_wl_window = NULL;
static EGLContext context = EGL_NO_CONTEXT;
static int win_count = 0;
Evas_GL_Wl_Window *
eng_window_new(struct wl_display *display, struct wl_surface *surface, int screen, int depth, int w, int h, int indirect EINA_UNUSED, int alpha, int rot)
{
Evas_GL_Wl_Window *gw;
int context_attrs[3];
int config_attrs[40];
int major_version, minor_version;
int num_config, n = 0;
const GLubyte *vendor, *renderer, *version;
Eina_Bool blacklist = EINA_FALSE;
/* try to allocate space for our window */
if (!(gw = calloc(1, sizeof(Evas_GL_Wl_Window))))
return NULL;
win_count++;
gw->disp = display;
gw->surface = surface;
gw->screen = screen;
gw->depth = depth;
gw->w = w;
gw->h = h;
gw->alpha = alpha;
gw->rot = rot;
context_attrs[0] = EGL_CONTEXT_CLIENT_VERSION;
context_attrs[1] = 2;
context_attrs[2] = EGL_NONE;
config_attrs[n++] = EGL_SURFACE_TYPE;
config_attrs[n++] = EGL_WINDOW_BIT;
config_attrs[n++] = EGL_RENDERABLE_TYPE;
config_attrs[n++] = EGL_OPENGL_ES2_BIT;
# if 0
/* FIXME: n900 - omap3 sgx libs break here */
config_attrs[n++] = EGL_RED_SIZE;
config_attrs[n++] = 1;
config_attrs[n++] = EGL_GREEN_SIZE;
config_attrs[n++] = 1;
config_attrs[n++] = EGL_BLUE_SIZE;
config_attrs[n++] = 1;
/* FIXME: end n900 breakage */
# endif
config_attrs[n++] = EGL_ALPHA_SIZE;
config_attrs[n++] = gw->alpha;
config_attrs[n++] = EGL_DEPTH_SIZE;
config_attrs[n++] = 0;
config_attrs[n++] = EGL_STENCIL_SIZE;
config_attrs[n++] = 0;
config_attrs[n++] = EGL_NONE;
/* FIXME: Remove this line as soon as eglGetDisplay() autodetection
* gets fixed. Currently it is incorrectly detecting wl_display and
* returning _EGL_PLATFORM_X11 instead of _EGL_PLATFORM_WAYLAND.
*
* See ticket #1972 for more info.
*/
setenv("EGL_PLATFORM", "wayland", 1);
gw->egl_disp = eglGetDisplay((EGLNativeDisplayType)gw->disp);
if (!gw->egl_disp)
{
ERR("eglGetDisplay() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
if (!eglInitialize(gw->egl_disp, &major_version, &minor_version))
{
ERR("eglInitialize() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
eglBindAPI(EGL_OPENGL_ES_API);
if (eglGetError() != EGL_SUCCESS)
{
ERR("eglBindAPI() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
num_config = 0;
if (!eglChooseConfig(gw->egl_disp, config_attrs, &gw->egl_config,
1, &num_config) || (num_config != 1))
{
ERR("eglChooseConfig() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
if ((gw->rot == 0) || (gw->rot == 180))
gw->win = wl_egl_window_create(gw->surface, gw->w, gw->h);
else if ((gw->rot == 90) || (gw->rot == 270))
gw->win = wl_egl_window_create(gw->surface, gw->h, gw->w);
gw->egl_surface[0] =
eglCreateWindowSurface(gw->egl_disp, gw->egl_config,
(EGLNativeWindowType)gw->win, NULL);
if (gw->egl_surface[0] == EGL_NO_SURFACE)
{
ERR("eglCreateWindowSurface() fail for %p. code=%#x",
gw->win, eglGetError());
eng_window_free(gw);
return NULL;
}
gw->egl_context[0] =
eglCreateContext(gw->egl_disp, gw->egl_config, context, context_attrs);
if (gw->egl_context[0] == EGL_NO_CONTEXT)
{
ERR("eglCreateContext() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
if (context == EGL_NO_CONTEXT) context = gw->egl_context[0];
if (eglMakeCurrent(gw->egl_disp, gw->egl_surface[0],
gw->egl_surface[0], gw->egl_context[0]) == EGL_FALSE)
{
ERR("eglMakeCurrent() fail. code=%#x", eglGetError());
eng_window_free(gw);
return NULL;
}
vendor = glGetString(GL_VENDOR);
renderer = glGetString(GL_RENDERER);
version = glGetString(GL_VERSION);
if (!vendor) vendor = (unsigned char *)"-UNKNOWN-";
if (!renderer) renderer = (unsigned char *)"-UNKNOWN-";
if (!version) version = (unsigned char *)"-UNKNOWN-";
if (getenv("EVAS_GL_INFO"))
{
fprintf(stderr, "vendor: %s\n", vendor);
fprintf(stderr, "renderer: %s\n", renderer);
fprintf(stderr, "version: %s\n", version);
}
if (strstr((const char *)vendor, "Mesa Project"))
{
if (strstr((const char *)renderer, "Software Rasterizer"))
blacklist = EINA_TRUE;
}
if (strstr((const char *)renderer, "softpipe"))
blacklist = EINA_TRUE;
if (strstr((const char *)renderer, "llvmpipe"))
blacklist = EINA_TRUE;
if ((blacklist) && (!getenv("EVAS_GL_NO_BLACKLIST")))
{
ERR("OpenGL Driver blacklisted:");
ERR("Vendor: %s", (const char *)vendor);
ERR("Renderer: %s", (const char *)renderer);
ERR("Version: %s", (const char *)version);
eng_window_free(gw);
return NULL;
}
if (!(gw->gl_context = evas_gl_common_context_new()))
{
eng_window_free(gw);
return NULL;
}
gw->gl_context->egldisp = gw->egl_disp;
gw->gl_context->eglctxt = gw->egl_context[0];
eng_window_use(gw);
evas_gl_common_context_resize(gw->gl_context, w, h, rot);
gw->surf = EINA_TRUE;
return gw;
}
void
eng_window_free(Evas_GL_Wl_Window *gw)
{
int ref = 0;
win_count--;
eng_window_use(gw);
if (gw == _evas_gl_wl_window) _evas_gl_wl_window = NULL;
if (gw->gl_context)
{
ref = gw->gl_context->references - 1;
evas_gl_common_context_free(gw->gl_context);
}
eglMakeCurrent(gw->egl_disp, EGL_NO_SURFACE,
EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (gw->egl_context[0] != context)
eglDestroyContext(gw->egl_disp, gw->egl_context[0]);
if (gw->egl_surface[0] != EGL_NO_SURFACE)
eglDestroySurface(gw->egl_disp, gw->egl_surface[0]);
if (gw->win) wl_egl_window_destroy(gw->win);
if (ref == 0)
{
if (context) eglDestroyContext(gw->egl_disp, context);
eglTerminate(gw->egl_disp);
context = EGL_NO_CONTEXT;
}
free(gw);
}
void
eng_window_use(Evas_GL_Wl_Window *gw)
{
Eina_Bool force = EINA_FALSE;
if (_evas_gl_wl_window)
{
if ((eglGetCurrentContext() !=
_evas_gl_wl_window->egl_context[0]) ||
(eglGetCurrentSurface(EGL_READ) !=
_evas_gl_wl_window->egl_surface[0]) ||
(eglGetCurrentSurface(EGL_DRAW) !=
_evas_gl_wl_window->egl_surface[0]))
force = EINA_TRUE;
}
if ((_evas_gl_wl_window != gw) || (force))
{
if (_evas_gl_wl_window)
{
evas_gl_common_context_use(_evas_gl_wl_window->gl_context);
evas_gl_common_context_flush(_evas_gl_wl_window->gl_context);
}
_evas_gl_wl_window = gw;
if (gw)
{
if (gw->egl_surface[0] != EGL_NO_SURFACE)
{
if (eglMakeCurrent(gw->egl_disp, gw->egl_surface[0],
gw->egl_surface[0],
gw->egl_context[0]) == EGL_FALSE)
ERR("eglMakeCurrent() failed!");
}
}
}
if (gw) evas_gl_common_context_use(gw->gl_context);
}
void
eng_window_unsurf(Evas_GL_Wl_Window *gw)
{
if (!gw->surf) return;
if (!getenv("EVAS_GL_WIN_RESURF")) return;
if (getenv("EVAS_GL_INFO")) printf("unsurf %p\n", gw);
if (_evas_gl_wl_window)
evas_gl_common_context_flush(_evas_gl_wl_window->gl_context);
if (_evas_gl_wl_window == gw)
{
eglMakeCurrent(gw->egl_disp, EGL_NO_SURFACE,
EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (gw->egl_surface[0] != EGL_NO_SURFACE)
eglDestroySurface(gw->egl_disp, gw->egl_surface[0]);
gw->egl_surface[0] = EGL_NO_SURFACE;
_evas_gl_wl_window = NULL;
}
gw->surf = EINA_FALSE;
}
void
eng_window_resurf(Evas_GL_Wl_Window *gw)
{
if (gw->surf) return;
if (getenv("EVAS_GL_INFO")) printf("resurf %p\n", gw);
gw->egl_surface[0] =
eglCreateWindowSurface(gw->egl_disp, gw->egl_config,
(EGLNativeWindowType)gw->win, NULL);
if (gw->egl_surface[0] == EGL_NO_SURFACE)
{
ERR("eglCreateWindowSurface() fail for %p. code=%#x",
gw->win, eglGetError());
return;
}
if (eglMakeCurrent(gw->egl_disp, gw->egl_surface[0], gw->egl_surface[0],
gw->egl_context[0]) == EGL_FALSE)
ERR("eglMakeCurrent() failed!");
gw->surf = EINA_TRUE;
}
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