efl/src/modules/evas/engines/gl_drm/evas_drm_main.c

639 lines
17 KiB
C

#include "evas_engine.h"
/* local variables */
static Outbuf *_evas_gl_drm_window = NULL;
static EGLContext context = EGL_NO_CONTEXT;
static int win_count = 0;
/* local function prototypes */
static void _outbuf_buffer_swap(Outbuf *ob, Eina_Rectangle *rects, unsigned int count);
static void _outbuf_flush_famebuffer(Outbuf *ob);
/* local functions */
static void
_outbuf_buffer_swap(Outbuf *ob, Eina_Rectangle *rects EINA_UNUSED, unsigned int count EINA_UNUSED)
{
Buffer *buff;
buff = &(ob->priv.buffer[ob->priv.curr]);
buff->bo = gbm_surface_lock_front_buffer(ob->surface);
/* if this buffer is not valid, we need to set it */
if (!buff->valid) evas_drm_outbuf_framebuffer_set(ob, buff);
/* send this buffer to the crtc */
evas_drm_framebuffer_send(ob, buff);
}
static void
_outbuf_flush_famebuffer(Outbuf *ob)
{
Eina_Rectangle *rects = NULL;
unsigned int n = 0;
//TODO: add region flush routine for SwapBuffersWithDamage
/* force a buffer swap */
_outbuf_buffer_swap(ob, rects, n);
}
Outbuf *eng_window_new(Evas_Engine_Info_GL_Drm *info, Evas *e, struct gbm_device *gbm, struct gbm_surface *surface, int screen, int depth, int w, int h, int indirect EINA_UNUSED, int alpha, int rot, Render_Engine_Swap_Mode swap_mode)
{
Outbuf *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;
char *num;
/* try to allocate space for outbuf */
gw = calloc(1, sizeof(Outbuf));
if (!gw) return NULL;
/* set properties of outbuf */
win_count++;
gw->gbm = gbm;
gw->surface = surface;
gw->screen = screen;
gw->depth = depth;
gw->w = w;
gw->h = h;
gw->alpha = alpha;
gw->rot = rot;
gw->swap_mode = swap_mode;
gw->info = info;
gw->evas = e;
/* setup drm outbuf */
/* set drm card fd */
gw->priv.fd = info->info.fd;
/* try to setup the drm card for this outbuf */
if (!evas_drm_outbuf_setup(gw))
{
ERR("Could not setup drm outbuf");
free(gw);
return NULL;
}
if (gw->w < gw->priv.mode.hdisplay) gw->w = gw->priv.mode.hdisplay;
if (gw->h < gw->priv.mode.vdisplay) gw->h = gw->priv.mode.vdisplay;
info->info.output = gw->priv.fb;
// TODO: change vsync for drm egl
//gw->vsync = info->vsync;
gw->priv.num = NUM_BUFFERS;
/* check for buffer override */
// TODO: change for gbm_bo related drm buffer number.
if ((num = getenv("EVAS_GL_DRM_BUFFERS")))
{
gw->priv.num = atoi(num);
/* cap maximum # of buffers */
if (gw->priv.num <= 0) gw->priv.num = 1;
else if (gw->priv.num > 3) gw->priv.num = 3;
}
/* end drm outbuf setup */
/* setup gbm egl surface */
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_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;
config_attrs[n++] = EGL_ALPHA_SIZE;
if (gw->alpha) config_attrs[n++] = 1;
else config_attrs[n++] = 0;
config_attrs[n++] = EGL_RENDERABLE_TYPE;
config_attrs[n++] = EGL_OPENGL_ES2_BIT;
config_attrs[n++] = EGL_NONE;
DBG("GBM DEVICE: %x", (unsigned int)gbm);
gw->egl_disp = eglGetDisplay((EGLNativeDisplayType)(gw->gbm));
if (gw->egl_disp == EGL_NO_DISPLAY)
{
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;
}
gw->egl_surface[0] =
eglCreateWindowSurface(gw->egl_disp, gw->egl_config,
(EGLNativeWindowType)gw->surface, NULL);
if (gw->egl_surface[0] == EGL_NO_SURFACE)
{
ERR("eglCreateWindowSurface() fail for %p. code=%#x",
gw->surface, 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;
}
gw->gl_context = glsym_evas_gl_common_context_new();
if (!gw->gl_context)
{
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);
glsym_evas_gl_common_context_resize(gw->gl_context, w, h, rot);
gw->surf = EINA_TRUE;
return gw;
}
void
eng_window_free(Outbuf *gw)
{
int ref = 0;
win_count--;
eng_window_use(gw);
if (gw == _evas_gl_drm_window) _evas_gl_drm_window = NULL;
if (gw->gl_context)
{
ref = gw->gl_context->references - 1;
glsym_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]);
//TODO: consider gbm_surface destroy or not.
#if 0
if (gw->surface)
{
gbm_surface_destroy(gw->surface);
gw->info->info.surface = NULL;
}
#endif
if (ref == 0)
{
if (context) eglDestroyContext(gw->egl_disp, context);
eglTerminate(gw->egl_disp);
eglReleaseThread();
context = EGL_NO_CONTEXT;
}
free(gw);
}
Eina_Bool
eng_window_make_current(void *data, void *doit)
{
Outbuf *gw;
if (!(gw = data)) return EINA_FALSE;
if (doit)
{
if (!eglMakeCurrent(gw->egl_disp, gw->egl_surface[0],
gw->egl_surface[0], gw->egl_context[0]))
return EINA_FALSE;
}
else
{
if (!eglMakeCurrent(gw->egl_disp, EGL_NO_SURFACE,
EGL_NO_SURFACE, EGL_NO_CONTEXT))
return EINA_FALSE;
}
return EINA_TRUE;
}
void
eng_window_use(Outbuf *gw)
{
Eina_Bool force = EINA_FALSE;
glsym_evas_gl_preload_render_lock(eng_window_make_current, gw);
if (_evas_gl_drm_window)
{
if (eglGetCurrentContext() != _evas_gl_drm_window->egl_context[0])
force = EINA_TRUE;
}
if ((_evas_gl_drm_window != gw) || (force))
{
if (_evas_gl_drm_window)
{
glsym_evas_gl_common_context_use(_evas_gl_drm_window->gl_context);
glsym_evas_gl_common_context_flush(_evas_gl_drm_window->gl_context);
}
_evas_gl_drm_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) glsym_evas_gl_common_context_use(gw->gl_context);
}
void
eng_window_unsurf(Outbuf *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_drm_window)
glsym_evas_gl_common_context_flush(_evas_gl_drm_window->gl_context);
if (_evas_gl_drm_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_drm_window = NULL;
}
gw->surf = EINA_FALSE;
}
void
eng_window_resurf(Outbuf *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->surface, NULL);
if (gw->egl_surface[0] == EGL_NO_SURFACE)
{
ERR("eglCreateWindowSurface() fail for %p. code=%#x",
gw->surface, 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;
}
Context_3D *
eng_gl_context_new(Outbuf *gw)
{
Context_3D *ctx;
int context_attrs[3] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
if (!gw) return NULL;
ctx = calloc(1, sizeof(Context_3D));
if (!ctx) return NULL;
ctx->context = eglCreateContext(gw->egl_disp, gw->egl_config,
gw->egl_context[0], context_attrs);
if (!ctx->context)
{
ERR("EGL context creation failed.");
goto error;
}
ctx->display = gw->egl_disp;
ctx->surface = gw->egl_surface[0];
return ctx;
error:
free(ctx);
return NULL;
}
void
eng_gl_context_free(Context_3D *ctx)
{
eglDestroyContext(ctx->display, ctx->context);
free(ctx);
}
void
eng_gl_context_use(Context_3D *ctx)
{
if (eglMakeCurrent(ctx->display, ctx->surface,
ctx->surface, ctx->context) == EGL_FALSE)
{
ERR("eglMakeCurrent() failed.");
}
}
void
eng_outbuf_reconfigure(Outbuf *ob, int w, int h, int rot, Outbuf_Depth depth EINA_UNUSED)
{
ob->w = w;
ob->h = h;
ob->rot = rot;
eng_window_use(ob);
glsym_evas_gl_common_context_resize(ob->gl_context, w, h, rot);
//TODO: need drm gbm surface destroy & re-create.?
}
int
eng_outbuf_get_rot(Outbuf *ob)
{
return ob->rot;
}
Render_Engine_Swap_Mode
eng_outbuf_swap_mode(Outbuf *ob)
{
if (ob->swap_mode == MODE_AUTO && extn_have_buffer_age)
{
Render_Engine_Swap_Mode swap_mode;
EGLint age = 0;
if (!eglQuerySurface(ob->egl_disp,
ob->egl_surface[0],
EGL_BUFFER_AGE_EXT, &age))
age = 0;
if (age == 1) swap_mode = MODE_COPY;
else if (age == 2) swap_mode = MODE_DOUBLE;
else if (age == 3) swap_mode = MODE_TRIPLE;
else if (age == 4) swap_mode = MODE_QUADRUPLE;
else swap_mode = MODE_FULL;
if ((int)age != ob->prev_age) swap_mode = MODE_FULL;
ob->prev_age = age;
return swap_mode;
}
return ob->swap_mode;
}
Eina_Bool
eng_outbuf_region_first_rect(Outbuf *ob)
{
ob->gl_context->preserve_bit = GL_COLOR_BUFFER_BIT0_QCOM;
glsym_evas_gl_preload_render_lock(eng_preload_make_current, ob);
eng_window_use(ob);
if (!_re_wincheck(ob)) return EINA_TRUE;
glsym_evas_gl_common_context_resize(ob->gl_context,
ob->w, ob->h,
ob->rot);
glsym_evas_gl_common_context_flush(ob->gl_context);
glsym_evas_gl_common_context_newframe(ob->gl_context);
return EINA_FALSE;
}
void*
eng_outbuf_new_region_for_update(Outbuf *ob, int x, int y, int w, int h, int *cx EINA_UNUSED, int *cy EINA_UNUSED, int *cw EINA_UNUSED, int *ch EINA_UNUSED)
{
if (w == ob->w && h == ob->h)
{
ob->gl_context->master_clip.enabled = EINA_FALSE;
}
else
{
ob->gl_context->master_clip.enabled = EINA_TRUE;
ob->gl_context->master_clip.x = x;
ob->gl_context->master_clip.y = y;
ob->gl_context->master_clip.w = w;
ob->gl_context->master_clip.h = h;
}
return ob->gl_context->def_surface;
}
void
eng_outbuf_push_updated_region(Outbuf *ob, RGBA_Image *update EINA_UNUSED, int x EINA_UNUSED, int y EINA_UNUSED, int w EINA_UNUSED, int h EINA_UNUSED)
{
/* Is it really necessary to flush per region ? Shouldn't we be able to
still do that for the full canvas when doing partial update */
if (!_re_wincheck(ob)) return;
ob->draw.drew = EINA_TRUE;
glsym_evas_gl_common_context_flush(ob->gl_context);
}
void
eng_outbuf_push_free_region_for_update(Outbuf *ob EINA_UNUSED, RGBA_Image *update EINA_UNUSED)
{
/* Nothing to do here as we don't really create an image per area */
}
void
eng_outbuf_flush(Outbuf *ob, Tilebuf_Rect *rects, Evas_Render_Mode render_mode)
{
if (render_mode == EVAS_RENDER_MODE_ASYNC_INIT) goto end;
if (!_re_wincheck(ob)) goto end;
if (!ob->draw.drew) goto end;
ob->draw.drew = EINA_FALSE;
eng_window_use(ob);
glsym_evas_gl_common_context_done(ob->gl_context);
if (!ob->vsync)
{
if (ob->info->vsync) eglSwapInterval(ob->egl_disp, 1);
else eglSwapInterval(ob->egl_disp, 0);
ob->vsync = 1;
}
if (ob->info->callback.pre_swap)
{
ob->info->callback.pre_swap(ob->info->callback.data, ob->evas);
}
// TODO: Check eglSwapBuffersWithDamage for gl_drm and apply
#if 0
if ((glsym_eglSwapBuffersWithDamage) && (ob->swap_mode != MODE_FULL))
{
EGLint num = 0, *result = NULL, i = 0;
Tilebuf_Rect *r;
// if partial swaps can be done use re->rects
num = eina_inlist_count(EINA_INLIST_GET(rects));
if (num > 0)
{
result = alloca(sizeof(EGLint) * 4 * num);
EINA_INLIST_FOREACH(EINA_INLIST_GET(rects), r)
{
int gw, gh;
gw = ob->gl_context->w;
gh = ob->gl_context->h;
switch (ob->rot)
{
case 0:
result[i + 0] = r->x;
result[i + 1] = gh - (r->y + r->h);
result[i + 2] = r->w;
result[i + 3] = r->h;
break;
case 90:
result[i + 0] = r->y;
result[i + 1] = r->x;
result[i + 2] = r->h;
result[i + 3] = r->w;
break;
case 180:
result[i + 0] = gw - (r->x + r->w);
result[i + 1] = r->y;
result[i + 2] = r->w;
result[i + 3] = r->h;
break;
case 270:
result[i + 0] = gh - (r->y + r->h);
result[i + 1] = gw - (r->x + r->w);
result[i + 2] = r->h;
result[i + 3] = r->w;
break;
default:
result[i + 0] = r->x;
result[i + 1] = gh - (r->y + r->h);
result[i + 2] = r->w;
result[i + 3] = r->h;
break;
}
i += 4;
}
glsym_eglSwapBuffersWithDamage(ob->egl_disp,
ob->egl_surface[0],
result, num);
}
}
else
#endif
eglSwapBuffers(ob->egl_disp, ob->egl_surface[0]);
if (ob->info->callback.post_swap)
{
ob->info->callback.post_swap(ob->info->callback.data, ob->evas);
}
//Flush GL Surface data to Framebuffer
_outbuf_flush_famebuffer(ob);
ob->frame_cnt++;
end:
//TODO: Need render unlock after drm page flip?
glsym_evas_gl_preload_render_unlock(eng_preload_make_current, ob);
}
Evas_Engine_GL_Context *
eng_outbuf_gl_context_get(Outbuf *ob)
{
return ob->gl_context;
}
void *
eng_outbuf_egl_display_get(Outbuf *ob)
{
return ob->egl_disp;
}