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

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#include "config.h"
#include "evas_engine.h"
#include "../gl_common/evas_gl_define.h"
#include "../software_generic/evas_native_common.h"
#include <wayland-client.h>
#ifdef HAVE_DLSYM
# include <dlfcn.h> /* dlopen,dlclose,etc */
#else
# error gl_drm should not get compiled if dlsym is not found on the system!
#endif
#ifdef EVAS_CSERVE2
# include "evas_cs2_private.h"
#endif
#define EVAS_GL_NO_GL_H_CHECK 1
#include "Evas_GL.h"
#define EVAS_GL_UPDATE_TILE_SIZE 16
struct scanout_handle
{
Evas_Native_Scanout_Handler handler;
void *data;
};
/* external variables */
int _evas_engine_gl_drm_log_dom = -1;
int _extn_have_buffer_age = 1;
/* local variables */
static Eina_Bool initted = EINA_FALSE;
static Eina_Bool dmabuf_present = EINA_FALSE;
static int gl_wins = 0;
/* local function prototype types */
typedef void (*glsym_func_void)();
typedef void *(*glsym_func_void_ptr)();
typedef int (*glsym_func_int)();
typedef unsigned int (*glsym_func_uint)();
typedef const char *(*glsym_func_const_char_ptr)();
/* external dynamic loaded Evas_GL function pointers */
Evas_GL_Common_Image_Call glsym_evas_gl_common_image_ref = NULL;
Evas_GL_Common_Image_Call glsym_evas_gl_common_image_unref = NULL;
Evas_GL_Common_Image_Call glsym_evas_gl_common_image_free = NULL;
Evas_GL_Common_Image_Call glsym_evas_gl_common_image_native_disable = NULL;
Evas_GL_Common_Image_Call glsym_evas_gl_common_image_native_enable = NULL;
Evas_GL_Common_Image_New_From_Data glsym_evas_gl_common_image_new_from_data = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_image_all_unload = NULL;
Evas_GL_Preload glsym_evas_gl_preload_init = NULL;
Evas_GL_Preload glsym_evas_gl_preload_shutdown = NULL;
EVGL_Engine_Call glsym_evgl_engine_shutdown = NULL;
EVGL_Current_Native_Context_Get_Call glsym_evgl_current_native_context_get = NULL;
Evas_Gl_Symbols glsym_evas_gl_symbols = NULL;
Evas_GL_Common_Context_New glsym_evas_gl_common_context_new = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_context_flush = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_context_free = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_context_use = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_context_newframe = NULL;
Evas_GL_Common_Context_Call glsym_evas_gl_common_context_done = NULL;
Evas_GL_Common_Context_Resize_Call glsym_evas_gl_common_context_resize = NULL;
Evas_GL_Common_Buffer_Dump_Call glsym_evas_gl_common_buffer_dump = NULL;
Evas_GL_Preload_Render_Call glsym_evas_gl_preload_render_lock = NULL;
Evas_GL_Preload_Render_Call glsym_evas_gl_preload_render_unlock = NULL;
Evas_GL_Preload_Render_Call glsym_evas_gl_preload_render_relax = NULL;
glsym_func_void_ptr glsym_evas_gl_common_current_context_get = NULL;
/* dynamic loaded local egl function pointers */
void *(*glsym_eglGetProcAddress)(const char *a) = NULL;
EGLImageKHR (*glsym_evas_gl_common_eglCreateImage) (EGLDisplay a, EGLContext b, EGLenum c, EGLClientBuffer d, const EGLAttrib *e) = NULL;
int (*glsym_evas_gl_common_eglDestroyImage) (EGLDisplay a, void *b) = NULL;
void (*glsym_glEGLImageTargetTexture2DOES)(int a, void *b) = NULL;
unsigned int (*glsym_eglSwapBuffersWithDamage)(EGLDisplay a, void *b, const EGLint *d, EGLint c) = NULL;
unsigned int (*glsym_eglQueryWaylandBufferWL)(EGLDisplay a, void *b, EGLint c, EGLint *d) = NULL;
unsigned int (*glsym_eglSetDamageRegionKHR)(EGLDisplay a, EGLSurface b, EGLint *c, EGLint d) = NULL;
/* local function prototypes */
static void gl_extn_veto(Render_Engine *re);
static void *evgl_eng_display_get(void *data);
static void *evgl_eng_evas_surface_get(void *data);
static int evgl_eng_make_current(void *data, void *surface, void *context, int flush);
static void *evgl_eng_native_window_create(void *data);
static int evgl_eng_native_window_destroy(void *data, void *native_window);
static void *evgl_eng_window_surface_create(void *data, void *native_window);
static int evgl_eng_window_surface_destroy(void *data, void *surface);
static void *evgl_eng_context_create(void *data, void *share_ctx, Evas_GL_Context_Version version);
static int evgl_eng_context_destroy(void *data, void *context);
static const char *evgl_eng_string_get(void *data);
static void *evgl_eng_proc_address_get(const char *name);
static int evgl_eng_rotation_angle_get(void *data);
/* function tables - filled in later (func and parent func) */
static Evas_Func func, pfunc;
static const EVGL_Interface evgl_funcs =
{
evgl_eng_display_get,
evgl_eng_evas_surface_get,
evgl_eng_native_window_create,
evgl_eng_native_window_destroy,
evgl_eng_window_surface_create,
evgl_eng_window_surface_destroy,
evgl_eng_context_create,
evgl_eng_context_destroy,
evgl_eng_make_current,
evgl_eng_proc_address_get,
evgl_eng_string_get,
evgl_eng_rotation_angle_get,
NULL, // PBuffer
NULL, // PBuffer
NULL, // OpenGL-ES 1
NULL, // OpenGL-ES 1
NULL, // OpenGL-ES 1
NULL, // native_win_surface_config_get
};
Eina_Bool
eng_gbm_init(Evas_Engine_Info_GL_Drm *info)
{
int fd;
if (!info) return EINA_FALSE;
fd = ecore_drm2_device_fd_get(info->info.dev);
if (!(info->info.gbm = gbm_create_device(fd)))
{
ERR("Coult not create gbm device");
return EINA_FALSE;
}
return EINA_TRUE;
}
Eina_Bool
eng_gbm_shutdown(Evas_Engine_Info_GL_Drm *info)
{
if (!info) return EINA_TRUE;
if (info->info.gbm)
{
gbm_device_destroy(info->info.gbm);
info->info.gbm = NULL;
}
return EINA_TRUE;
}
static void
symbols(void)
{
static Eina_Bool done = EINA_FALSE;
if (done) return;
#define LINK2GENERIC(sym) \
glsym_##sym = dlsym(RTLD_DEFAULT, #sym);
// Get function pointer to evas_gl_common that is now provided through the link of GL_Generic.
LINK2GENERIC(evas_gl_common_image_all_unload);
LINK2GENERIC(evas_gl_common_image_ref);
LINK2GENERIC(evas_gl_common_image_unref);
LINK2GENERIC(evas_gl_common_image_new_from_data);
LINK2GENERIC(evas_gl_common_image_native_disable);
LINK2GENERIC(evas_gl_common_image_free);
LINK2GENERIC(evas_gl_common_image_native_enable);
LINK2GENERIC(evas_gl_common_context_new);
LINK2GENERIC(evas_gl_common_context_flush);
LINK2GENERIC(evas_gl_common_context_free);
LINK2GENERIC(evas_gl_common_context_use);
LINK2GENERIC(evas_gl_common_context_newframe);
LINK2GENERIC(evas_gl_common_context_done);
LINK2GENERIC(evas_gl_common_context_resize);
LINK2GENERIC(evas_gl_common_buffer_dump);
LINK2GENERIC(evas_gl_preload_render_lock);
LINK2GENERIC(evas_gl_preload_render_unlock);
LINK2GENERIC(evas_gl_preload_render_relax);
LINK2GENERIC(evas_gl_preload_init);
LINK2GENERIC(evas_gl_preload_shutdown);
LINK2GENERIC(evgl_engine_shutdown);
LINK2GENERIC(evas_gl_symbols);
LINK2GENERIC(eglGetProcAddress);
LINK2GENERIC(evas_gl_common_eglCreateImage);
LINK2GENERIC(evas_gl_common_eglDestroyImage);
done = EINA_TRUE;
}
void
eng_gl_symbols(EGLDisplay edsp)
{
static Eina_Bool done = EINA_FALSE;
const char *exts = NULL;
if (done) return;
#define FINDSYM(dst, sym, typ) \
if (!dst) dst = (typ)glsym_eglGetProcAddress(sym);
exts = eglQueryString(edsp, EGL_EXTENSIONS);
glsym_evas_gl_symbols(glsym_eglGetProcAddress, exts);
FINDSYM(glsym_glEGLImageTargetTexture2DOES,
"glEGLImageTargetTexture2DOES", glsym_func_void);
FINDSYM(glsym_eglSwapBuffersWithDamage, "eglSwapBuffersWithDamageEXT",
glsym_func_uint);
FINDSYM(glsym_eglSwapBuffersWithDamage, "eglSwapBuffersWithDamageINTEL",
glsym_func_uint);
FINDSYM(glsym_eglSwapBuffersWithDamage, "eglSwapBuffersWithDamage",
glsym_func_uint);
FINDSYM(glsym_eglSetDamageRegionKHR, "eglSetDamageRegionKHR",
glsym_func_uint);
FINDSYM(glsym_eglQueryWaylandBufferWL, "eglQueryWaylandBufferWL",
glsym_func_uint);
done = EINA_TRUE;
}
static void
gl_extn_veto(Render_Engine *re)
{
const char *str = NULL;
str = eglQueryString(eng_get_ob(re)->egl.disp, EGL_EXTENSIONS);
if (str)
{
const char *s = NULL;
if (getenv("EVAS_GL_INFO")) printf("EGL EXTN:\n%s\n", str);
// Disable Partial Rendering
s = getenv("EVAS_GL_PARTIAL_DISABLE");
if ((s) && (atoi(s)))
{
_extn_have_buffer_age = 0;
glsym_eglSwapBuffersWithDamage = NULL;
glsym_eglSetDamageRegionKHR = NULL;
}
if (!strstr(str, "EGL_EXT_buffer_age"))
_extn_have_buffer_age = 0;
if (!strstr(str, "EGL_KHR_partial_update"))
glsym_eglSetDamageRegionKHR = NULL;
if (!strstr(str, "EGL_EXT_swap_buffers_with_damage"))
glsym_eglSwapBuffersWithDamage = NULL;
if (strstr(str, "EGL_EXT_image_dma_buf_import"))
dmabuf_present = EINA_TRUE;
}
else
{
if (getenv("EVAS_GL_INFO")) printf("NO EGL EXTN!\n");
_extn_have_buffer_age = 0;
}
}
static void *
evgl_eng_display_get(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
if (eng_get_ob(re))
return (void *)eng_get_ob(re)->egl.disp;
else
return NULL;
}
static void *
evgl_eng_evas_surface_get(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
if (eng_get_ob(re))
return (void *)eng_get_ob(re)->egl.surface;
else
return NULL;
}
static int
evgl_eng_make_current(void *data, void *surface, void *context, int flush)
{
Render_Engine *re;
EGLContext ctx;
EGLSurface sfc;
EGLDisplay dpy;
int ret = 0;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return 0;
}
dpy = eng_get_ob(re)->egl.disp;
ctx = (EGLContext)context;
sfc = (EGLSurface)surface;
if ((!context) && (!surface))
{
ret = eglMakeCurrent(dpy, EGL_NO_SURFACE,
EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (!ret)
{
ERR("eglMakeCurrent() failed! Error Code=%#x", eglGetError());
return 0;
}
return 1;
}
if ((eglGetCurrentContext() != ctx) ||
(eglGetCurrentSurface(EGL_READ) != sfc) ||
(eglGetCurrentSurface(EGL_DRAW) != sfc) )
{
if (flush) evas_outbuf_use(NULL);
ret = eglMakeCurrent(dpy, sfc, sfc, ctx);
if (!ret)
{
ERR("eglMakeCurrent() failed! Error Code=%#x", eglGetError());
return 0;
}
}
return 1;
}
static void *
evgl_eng_native_window_create(void *data)
{
Render_Engine *re;
struct gbm_surface *surface;
Evas_Engine_Info_GL_Drm *info;
unsigned int format = GBM_FORMAT_XRGB8888;
unsigned int flags = GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
info = eng_get_ob(re)->info;
if (!info)
{
ERR("Invalid Evas Engine GL_DRM Info!");
return NULL;
}
surface =
gbm_surface_create(info->info.gbm,
eng_get_ob(re)->w, eng_get_ob(re)->h, format, flags);
if (!surface)
{
ERR("Could not create gl drm window");
return NULL;
}
return (void *)surface;
}
static int
evgl_eng_native_window_destroy(void *data, void *native_window)
{
Render_Engine *re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return 0;
}
if (!native_window)
{
ERR("Inavlid native surface.");
return 0;
}
gbm_surface_destroy((struct gbm_surface *)native_window);
return 1;
}
static void *
evgl_eng_window_surface_create(void *data, void *native_window)
{
Render_Engine *re;
EGLSurface surface = EGL_NO_SURFACE;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
// Create resource surface for EGL
surface = eglCreateWindowSurface(eng_get_ob(re)->egl.disp,
eng_get_ob(re)->egl.config,
(EGLNativeWindowType)native_window,
NULL);
if (!surface)
{
ERR("Creating window surface failed. Error: %#x.", eglGetError());
return NULL;
}
return (void *)surface;
}
static int
evgl_eng_window_surface_destroy(void *data, void *surface)
{
Render_Engine *re;
EGLBoolean ret = EGL_FALSE;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return 0;
}
if (!surface)
{
ERR("Invalid surface.");
return 0;
}
ret = eglDestroySurface(eng_get_ob(re)->egl.disp, (EGLSurface)surface);
if (ret == EGL_TRUE) return 1;
return 0;
}
static void *
evgl_eng_context_create(void *data, void *share_ctx, Evas_GL_Context_Version version)
{
Render_Engine *re;
EGLContext context = EGL_NO_CONTEXT;
int context_attrs[3];
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
if (version != EVAS_GL_GLES_2_X)
{
ERR("This engine only supports OpenGL-ES 2.0 contexts for now!");
return NULL;
}
context_attrs[0] = EGL_CONTEXT_CLIENT_VERSION;
context_attrs[1] = 2;
context_attrs[2] = EGL_NONE;
// Share context already assumes that it's sharing with evas' context
if (share_ctx)
{
context = eglCreateContext(eng_get_ob(re)->egl.disp,
eng_get_ob(re)->egl.config,
(EGLContext)share_ctx,
context_attrs);
}
else
{
context = eglCreateContext(eng_get_ob(re)->egl.disp,
eng_get_ob(re)->egl.config,
eng_get_ob(re)->egl.context, // Evas' GL Context
context_attrs);
}
if (!context)
{
ERR("eglMakeCurrent() failed! Error Code=%#x", eglGetError());
return NULL;
}
return (void *)context;
}
static int
evgl_eng_context_destroy(void *data, void *context)
{
Render_Engine *re;
EGLBoolean ret = EGL_FALSE;
re = (Render_Engine *)data;
if ((!re) || (!context))
{
ERR("Invalid Render Input Data. Engine: %p, Context: %p",
data, context);
return 0;
}
ret = eglDestroyContext(eng_get_ob(re)->egl.disp, (EGLContext)context);
if (ret == EGL_TRUE) return 1;
return 0;
}
static const char *
evgl_eng_string_get(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return NULL;
}
return eglQueryString(eng_get_ob(re)->egl.disp, EGL_EXTENSIONS);
}
static void *
evgl_eng_proc_address_get(const char *name)
{
if (glsym_eglGetProcAddress) return glsym_eglGetProcAddress(name);
return dlsym(RTLD_DEFAULT, name);
}
static int
evgl_eng_rotation_angle_get(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re)
{
ERR("Invalid Render Engine Data!");
return 0;
}
if ((eng_get_ob(re)) && (eng_get_ob(re)->gl_context))
return eng_get_ob(re)->gl_context->rot;
else
{
ERR("Unable to retrieve rotation angle.");
return 0;
}
}
static Eina_Bool
eng_preload_make_current(void *data, void *doit)
{
Outbuf *ob;
ob = (Outbuf *)data;
if (!ob) return EINA_FALSE;
if (doit)
{
if (!eglMakeCurrent(ob->egl.disp, ob->egl.surface,
ob->egl.surface, ob->egl.context))
return EINA_FALSE;
}
else
{
if (!eglMakeCurrent(ob->egl.disp, EGL_NO_SURFACE,
EGL_NO_SURFACE, EGL_NO_CONTEXT))
return EINA_FALSE;
}
return EINA_TRUE;
}
static void
_re_winfree(Render_Engine *re)
{
if (!re) return;
if (!eng_get_ob(re)->surf) return;
glsym_evas_gl_preload_render_relax(eng_preload_make_current, eng_get_ob(re));
evas_outbuf_unsurf(eng_get_ob(re));
}
static Ecore_Drm2_Fb *
drm_import_simple_dmabuf(Ecore_Drm2_Device *dev, struct dmabuf_attributes *attributes)
{
unsigned int stride[4] = { 0 };
int dmabuf_fd[4] = { 0 };
int i;
for (i = 0; i < attributes->n_planes; i++)
{
stride[i] = attributes->stride[i];
dmabuf_fd[i] = attributes->fd[i];
}
return ecore_drm2_fb_dmabuf_import(dev, attributes->width,
attributes->height, 32, 32,
attributes->format, stride,
dmabuf_fd, attributes->n_planes);
}
/* Code from weston's gl-renderer... */
static EGLImageKHR
gl_import_simple_dmabuf(EGLDisplay display, struct dmabuf_attributes *attributes)
{
EGLAttrib attribs[30];
int atti = 0;
if (!dmabuf_present) return NULL;
if (!glsym_evas_gl_common_eglDestroyImage) return NULL;
/* This requires the Mesa commit in
* Mesa 10.3 (08264e5dad4df448e7718e782ad9077902089a07) or
* Mesa 10.2.7 (55d28925e6109a4afd61f109e845a8a51bd17652).
* Otherwise Mesa closes the fd behind our back and re-importing
* will fail.
* https://bugs.freedesktop.org/show_bug.cgi?id=76188
*/
attribs[atti++] = EGL_WIDTH;
attribs[atti++] = attributes->width;
attribs[atti++] = EGL_HEIGHT;
attribs[atti++] = attributes->height;
attribs[atti++] = EGL_LINUX_DRM_FOURCC_EXT;
attribs[atti++] = attributes->format;
/* XXX: Add modifier here when supported */
if (attributes->n_planes > 0)
{
attribs[atti++] = EGL_DMA_BUF_PLANE0_FD_EXT;
attribs[atti++] = attributes->fd[0];
attribs[atti++] = EGL_DMA_BUF_PLANE0_OFFSET_EXT;
attribs[atti++] = attributes->offset[0];
attribs[atti++] = EGL_DMA_BUF_PLANE0_PITCH_EXT;
attribs[atti++] = attributes->stride[0];
}
if (attributes->n_planes > 1)
{
attribs[atti++] = EGL_DMA_BUF_PLANE1_FD_EXT;
attribs[atti++] = attributes->fd[1];
attribs[atti++] = EGL_DMA_BUF_PLANE1_OFFSET_EXT;
attribs[atti++] = attributes->offset[1];
attribs[atti++] = EGL_DMA_BUF_PLANE1_PITCH_EXT;
attribs[atti++] = attributes->stride[1];
}
if (attributes->n_planes > 2)
{
attribs[atti++] = EGL_DMA_BUF_PLANE2_FD_EXT;
attribs[atti++] = attributes->fd[2];
attribs[atti++] = EGL_DMA_BUF_PLANE2_OFFSET_EXT;
attribs[atti++] = attributes->offset[2];
attribs[atti++] = EGL_DMA_BUF_PLANE2_PITCH_EXT;
attribs[atti++] = attributes->stride[2];
}
attribs[atti++] = EGL_NONE;
return glsym_evas_gl_common_eglCreateImage(display, EGL_NO_CONTEXT,
EGL_LINUX_DMA_BUF_EXT,
NULL, attribs);
}
static void
_native_cb_bind(void *image)
{
Evas_GL_Image *img;
Native *n;
if (!(img = image)) return;
if (!(n = img->native.data)) return;
if (n->ns.type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
void *v;
/* Must re-import every time for coherency. */
if (n->ns_data.wl_surface_dmabuf.image)
glsym_evas_gl_common_eglDestroyImage(img->native.disp, n->ns_data.wl_surface_dmabuf.image);
v = gl_import_simple_dmabuf(img->native.disp, &n->ns_data.wl_surface_dmabuf.attr);
if (!v) return;
glsym_glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, v);
n->ns_data.wl_surface_dmabuf.image = v;
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_WL)
{
if (n->ns_data.wl_surface.surface)
{
if (glsym_glEGLImageTargetTexture2DOES)
{
glsym_glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, n->ns_data.wl_surface.surface);
GLERRV("glsym_glEGLImageTargetTexture2DOES");
}
else
ERR("Try glEGLImageTargetTexture2DOES on EGL with no support");
}
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_OPENGL)
glBindTexture(GL_TEXTURE_2D, n->ns.data.opengl.texture_id);
/* TODO: NATIVE_SURFACE_TBM and NATIVE_SURFACE_EVASGL */
}
static void
_native_cb_unbind(void *image)
{
Evas_GL_Image *img;
Native *n;
if (!(img = image)) return;
if (!(n = img->native.data)) return;
if (n->ns.type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
if (n->ns_data.wl_surface_dmabuf.image)
glsym_evas_gl_common_eglDestroyImage(img->native.disp, n->ns_data.wl_surface_dmabuf.image);
n->ns_data.wl_surface_dmabuf.image = NULL;
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_WL)
{
//glBindTexture(GL_TEXTURE_2D, 0); //really need?
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_OPENGL)
glBindTexture(GL_TEXTURE_2D, 0);
/* TODO: NATIVE_SURFACE_TBM and NATIVE_SURFACE_EVASGL */
}
static void
_eng_fb_release(Ecore_Drm2_Fb *fb EINA_UNUSED, Ecore_Drm2_Fb_Status status, void *data)
{
struct scanout_handle *sh;
sh = data;
if (status == ECORE_DRM2_FB_STATUS_DELETED)
{
free(sh);
return;
}
if (!sh->handler) return;
switch (status)
{
case ECORE_DRM2_FB_STATUS_SCANOUT_ON:
sh->handler(sh->data, EVAS_NATIVE_SURFACE_STATUS_SCANOUT_ON);
break;
case ECORE_DRM2_FB_STATUS_SCANOUT_OFF:
sh->handler(sh->data, EVAS_NATIVE_SURFACE_STATUS_SCANOUT_OFF);
break;
case ECORE_DRM2_FB_STATUS_PLANE_ASSIGN:
sh->handler(sh->data, EVAS_NATIVE_SURFACE_STATUS_PLANE_ASSIGN);
break;
case ECORE_DRM2_FB_STATUS_PLANE_RELEASE:
sh->handler(sh->data, EVAS_NATIVE_SURFACE_STATUS_PLANE_RELEASE);
break;
default:
ERR("Unhandled framebuffer status");
}
}
static void *
eng_image_plane_assign(void *data, void *image, int x, int y)
{
Render_Engine *re;
Outbuf *ob;
Evas_GL_Image *img;
Native *n;
Ecore_Drm2_Fb *fb = NULL;
Ecore_Drm2_Plane *plane = NULL;
struct scanout_handle *g;
EINA_SAFETY_ON_NULL_RETURN_VAL(image, NULL);
re = (Render_Engine *)data;
EINA_SAFETY_ON_NULL_RETURN_VAL(re, NULL);
ob = eng_get_ob(re);
EINA_SAFETY_ON_NULL_RETURN_VAL(ob, NULL);
img = image;
n = img->native.data;
/* Perhaps implementable on other surface types, but we're
* sticking to this one for now */
if (n->ns.type != EVAS_NATIVE_SURFACE_WL_DMABUF) return NULL;
fb = drm_import_simple_dmabuf(re->dev, &n->ns_data.wl_surface_dmabuf.attr);
if (!fb) return NULL;
g = calloc(1, sizeof(struct scanout_handle));
if (!g) goto out;
g->handler = n->ns.data.wl_dmabuf.scanout.handler;
g->data = n->ns.data.wl_dmabuf.scanout.data;
ecore_drm2_fb_status_handler_set(fb, _eng_fb_release, g);
/* Fail or not, we're going to drop that fb and let refcounting get rid of
* it later
*/
plane = ecore_drm2_plane_assign(ob->priv.output, fb, x, y);
out:
ecore_drm2_fb_discard(fb);
return plane;
}
static void
eng_image_plane_release(void *data EINA_UNUSED, void *image EINA_UNUSED, void *plin)
{
Ecore_Drm2_Plane *plane = plin;
ecore_drm2_plane_release(plane);
}
static void
_native_cb_free(void *image)
{
Evas_GL_Image *img;
Native *n;
uint32_t texid;
void *wlid;
if (!(img = image)) return;
if (!(n = img->native.data)) return;
if (!(img->native.shared)) return;
if (n->ns.type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
wlid = n->ns_data.wl_surface_dmabuf.resource;
eina_hash_del(img->native.shared->native_wl_hash, &wlid, img);
if (n->ns_data.wl_surface.surface)
{
if (glsym_evas_gl_common_eglDestroyImage && n->ns_data.wl_surface_dmabuf.image)
{
glsym_evas_gl_common_eglDestroyImage(img->native.disp, n->ns_data.wl_surface_dmabuf.image);
GLERRV("eglDestroyImage() failed.");
}
}
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_WL)
{
wlid = (void*)n->ns_data.wl_surface.wl_buf;
eina_hash_del(img->native.shared->native_wl_hash, &wlid, img);
if (n->ns_data.wl_surface.surface)
{
if (glsym_evas_gl_common_eglDestroyImage)
{
glsym_evas_gl_common_eglDestroyImage(img->native.disp, n->ns_data.wl_surface.surface);
GLERRV("eglDestroyImage() failed.");
}
else
ERR("Try eglDestroyImage on EGL with no support");
}
}
else if (n->ns.type == EVAS_NATIVE_SURFACE_OPENGL)
{
texid = n->ns.data.opengl.texture_id;
eina_hash_del(img->native.shared->native_tex_hash, &texid, img);
}
img->native.data = NULL;
img->native.func.bind = NULL;
img->native.func.unbind = NULL;
img->native.func.free = NULL;
free(n);
}
/* engine specific override functions */
static void *
eng_info(Evas *eo_e EINA_UNUSED)
{
Evas_Engine_Info_GL_Drm *info;
/* try to allocate space for our engine info */
if (!(info = calloc(1, sizeof(Evas_Engine_Info_GL_Drm))))
return NULL;
info->magic.magic = rand();
info->render_mode = EVAS_RENDER_MODE_BLOCKING;
return info;
}
static void
eng_info_free(Evas *eo_e EINA_UNUSED, void *in)
{
Evas_Engine_Info_GL_Drm *info;
if ((info = (Evas_Engine_Info_GL_Drm *)in))
free(info);
}
static Render_Engine_Merge_Mode
_eng_merge_mode_get(void)
{
Render_Engine_Merge_Mode merge_mode = MERGE_SMART;
const char *s;
s = getenv("EVAS_GL_PARTIAL_MERGE");
if (s)
{
if ((!strcmp(s, "bounding")) || (!strcmp(s, "b")))
merge_mode = MERGE_BOUNDING;
else if ((!strcmp(s, "full")) || (!strcmp(s, "f")))
merge_mode = MERGE_FULL;
else if ((!strcmp(s, "smart")) || (!strcmp(s, "s")))
merge_mode = MERGE_SMART;
}
return merge_mode;
}
static void *
eng_setup(void *engine EINA_UNUSED, void *in, unsigned int w, unsigned int h)
{
Evas_Engine_Info_GL_Drm *info = in;
Render_Engine *re = NULL;
Outbuf *ob;
Render_Engine_Swap_Mode swap_mode;
Render_Engine_Merge_Mode merge_mode;
swap_mode = evas_render_engine_gl_swap_mode_get(info->info.swap_mode);
merge_mode = _eng_merge_mode_get();
if (!initted)
{
glsym_evas_gl_preload_init();
}
if (!(re = calloc(1, sizeof(Render_Engine)))) return 0;
if (!eng_gbm_init(info))
{
free(re);
return NULL;
}
re->dev = info->info.dev;
/* try to create new outbuf */
ob = evas_outbuf_new(info, w, h, swap_mode);
if (!ob)
{
eng_gbm_shutdown(info);
free(re);
return NULL;
}
if (!evas_render_engine_gl_generic_init(&re->generic, ob,
evas_outbuf_buffer_state_get,
evas_outbuf_rot_get,
evas_outbuf_reconfigure,
evas_outbuf_update_region_first_rect,
evas_outbuf_damage_region_set,
evas_outbuf_update_region_new,
evas_outbuf_update_region_push,
evas_outbuf_update_region_free,
NULL,
evas_outbuf_flush,
NULL,
evas_outbuf_free,
evas_outbuf_use,
evas_outbuf_gl_context_get,
evas_outbuf_egl_display_get,
evas_outbuf_gl_context_new,
evas_outbuf_gl_context_use,
&evgl_funcs, ob->w, ob->h))
{
/* free outbuf */
evas_outbuf_free(ob);
eng_gbm_shutdown(info);
free(re);
return NULL;
}
gl_wins++;
evas_render_engine_software_generic_merge_mode_set(&re->generic.software, merge_mode);
if (!initted)
{
gl_extn_veto(re);
initted = EINA_TRUE;
}
if (re->generic.software.tb)
evas_common_tilebuf_free(re->generic.software.tb);
re->generic.software.tb = evas_common_tilebuf_new(w, h);
if (re->generic.software.tb)
evas_common_tilebuf_set_tile_size(re->generic.software.tb,
TILESIZE, TILESIZE);
if (re->generic.software.tb)
evas_render_engine_software_generic_tile_strict_set(&re->generic.software, EINA_TRUE);
evas_outbuf_use(eng_get_ob(re));
return re;
}
static int
eng_update(void *engine EINA_UNUSED, void *data, void *in, unsigned int w, unsigned int h)
{
Evas_Engine_Info_GL_Drm *info = (Evas_Engine_Info_GL_Drm *)in;
Render_Engine *re = data;
if (eng_get_ob(re) && _re_wincheck(eng_get_ob(re)))
{
if ((info->info.depth != eng_get_ob(re)->depth) ||
(info->info.destination_alpha != eng_get_ob(re)->destination_alpha))
{
Outbuf *ob, *ob_old;
Render_Engine_Swap_Mode swap_mode = MODE_AUTO;
ob_old = re->generic.software.ob;
re->generic.software.ob = NULL;
gl_wins--;
if (ob_old) evas_outbuf_free(ob_old);
swap_mode = evas_render_engine_gl_swap_mode_get(info->info.swap_mode);
ob = evas_outbuf_new(info, w, h, swap_mode);
if (!ob)
{
free(re);
return 0;
}
evas_outbuf_use(ob);
evas_render_engine_software_generic_update(&re->generic.software,
ob, w, h);
gl_wins++;
}
else if ((eng_get_ob(re)->w != (int)w) ||
(eng_get_ob(re)->h != (int)h) ||
(info->info.rotation != eng_get_ob(re)->rotation))
{
evas_outbuf_reconfigure(eng_get_ob(re), w, h,
info->info.rotation, info->info.depth);
evas_render_engine_software_generic_update(&re->generic.software,
re->generic.software.ob,
w, h);
}
}
if (re->generic.software.tb)
evas_common_tilebuf_free(re->generic.software.tb);
re->generic.software.tb = evas_common_tilebuf_new(w, h);
if (re->generic.software.tb)
evas_common_tilebuf_set_tile_size(re->generic.software.tb,
TILESIZE, TILESIZE);
if (re->generic.software.tb)
evas_render_engine_software_generic_tile_strict_set(&re->generic.software, EINA_TRUE);
evas_outbuf_use(eng_get_ob(re));
return 1;
}
static void
eng_output_free(void *engine EINA_UNUSED, void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (re)
{
Evas_Engine_Info_GL_Drm *info;
glsym_evas_gl_preload_render_relax(eng_preload_make_current, eng_get_ob(re));
if (gl_wins == 1) glsym_evgl_engine_shutdown(re);
info = eng_get_ob(re)->info;
/* NB: evas_render_engine_software_generic_clean() frees ob */
evas_render_engine_software_generic_clean(&re->generic.software);
eng_gbm_shutdown(info);
gl_wins--;
free(re);
}
if ((initted == EINA_TRUE) && (gl_wins == 0))
{
glsym_evas_gl_preload_shutdown();
initted = EINA_FALSE;
}
}
static Eina_Bool
eng_canvas_alpha_get(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re) return EINA_FALSE;
return eng_get_ob(re)->destination_alpha;
}
static void
eng_output_dump(void *engine EINA_UNUSED, void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
if (!re) return;
evas_common_image_image_all_unload();
evas_common_font_font_all_unload();
glsym_evas_gl_common_image_all_unload(eng_get_ob(re)->gl_context);
_re_winfree(re);
}
static int
eng_image_native_init(void *engine EINA_UNUSED, Evas_Native_Surface_Type type)
{
switch (type)
{
case EVAS_NATIVE_SURFACE_OPENGL:
case EVAS_NATIVE_SURFACE_WL:
return 1;
default:
ERR("Native surface type %d not supported!", type);
return 0;
}
}
static void
eng_image_native_shutdown(void *engine EINA_UNUSED, Evas_Native_Surface_Type type)
{
switch (type)
{
case EVAS_NATIVE_SURFACE_OPENGL:
case EVAS_NATIVE_SURFACE_WL:
return;
default:
ERR("Native surface type %d not supported!", type);
return;
}
}
static void *
eng_image_native_set(void *engine, void *image, void *native)
{
Render_Engine *re;
Outbuf *ob;
Native *n;
Evas_Native_Surface *ns;
Evas_GL_Image *img, *img2;
unsigned int tex = 0, fbo = 0;
uint32_t texid;
void *wlid, *wl_buf = NULL;
re = (Render_Engine *)engine;
if (!re) return NULL;
ob = eng_get_ob(re);
if (!ob) return NULL;
ns = native;
if (!(img = image))
{
if ((ns) && (ns->type == EVAS_NATIVE_SURFACE_OPENGL))
{
img =
glsym_evas_gl_common_image_new_from_data(ob->gl_context,
ns->data.opengl.w,
ns->data.opengl.h,
NULL, 1,
EVAS_COLORSPACE_ARGB8888);
}
else if ((ns) && (ns->type == EVAS_NATIVE_SURFACE_WL_DMABUF))
{
if (!ns->data.wl_dmabuf.resource)
{
struct dmabuf_attributes *attr;
void *v = NULL;
attr = ns->data.wl_dmabuf.attr;
if (attr->version == EVAS_DMABUF_ATTRIBUTE_VERSION)
v = gl_import_simple_dmabuf(ob->egl.disp, attr);
if (!v) return NULL;
glsym_evas_gl_common_eglDestroyImage(ob->egl.disp, v);
img =
glsym_evas_gl_common_image_new_from_data(ob->gl_context,
attr->width,
attr->height,
NULL, 1,
EVAS_COLORSPACE_ARGB8888);
return img;
}
}
else
return NULL;
}
if (ns)
{
if (ns->type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
wl_buf = ns->data.wl_dmabuf.resource;
}
else if (ns->type == EVAS_NATIVE_SURFACE_WL)
{
wl_buf = ns->data.wl.legacy_buffer;
if (img->native.data)
{
Evas_Native_Surface *ens;
ens = img->native.data;
if (ens->data.wl.legacy_buffer == wl_buf)
return img;
}
}
else if (ns->type == EVAS_NATIVE_SURFACE_OPENGL)
{
tex = ns->data.opengl.texture_id;
fbo = ns->data.opengl.framebuffer_id;
if (img->native.data)
{
Evas_Native_Surface *ens;
ens = img->native.data;
if ((ens->data.opengl.texture_id == tex) &&
(ens->data.opengl.framebuffer_id == fbo))
return img;
}
}
}
if ((!ns) && (!img->native.data)) return img;
evas_outbuf_use(ob);
if (img->native.data)
{
if (img->native.func.free)
img->native.func.free(img);
glsym_evas_gl_common_image_native_disable(img);
}
if (!ns) return img;
if (ns->type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
wlid = wl_buf;
img2 = eina_hash_find(ob->gl_context->shared->native_wl_hash, &wlid);
if (img2 == img) return img;
if (img2)
{
if((n = img2->native.data))
{
glsym_evas_gl_common_image_ref(img2);
glsym_evas_gl_common_image_free(img);
return img2;
}
}
}
else if (ns->type == EVAS_NATIVE_SURFACE_WL)
{
wlid = wl_buf;
img2 = eina_hash_find(ob->gl_context->shared->native_wl_hash, &wlid);
if (img2 == img) return img;
if (img2)
{
if((n = img2->native.data))
{
glsym_evas_gl_common_image_ref(img2);
glsym_evas_gl_common_image_free(img);
return img2;
}
}
}
else if (ns->type == EVAS_NATIVE_SURFACE_OPENGL)
{
texid = tex;
img2 = eina_hash_find(ob->gl_context->shared->native_tex_hash, &texid);
if (img2 == img) return img;
if (img2)
{
if ((n = img2->native.data))
{
glsym_evas_gl_common_image_ref(img2);
glsym_evas_gl_common_image_free(img);
return img2;
}
}
}
img2 = glsym_evas_gl_common_image_new_from_data(ob->gl_context, img->w,
img->h, NULL, img->alpha,
EVAS_COLORSPACE_ARGB8888);
glsym_evas_gl_common_image_free(img);
if (!(img = img2)) return NULL;
if (ns->type == EVAS_NATIVE_SURFACE_WL_DMABUF)
{
if (native)
{
struct dmabuf_attributes *a;
a = ns->data.wl_dmabuf.attr;
if (a->version != EVAS_DMABUF_ATTRIBUTE_VERSION)
{
glsym_evas_gl_common_image_free(img);
return NULL;
}
if ((n = calloc(1, sizeof(Native))))
{
struct dmabuf_attributes *a2;
a2 = ns->data.wl_dmabuf.attr;
memcpy(&(n->ns), ns, sizeof(Evas_Native_Surface));
memcpy(&n->ns_data.wl_surface_dmabuf.attr, a2, sizeof(*a2));
eina_hash_add(ob->gl_context->shared->native_wl_hash,
&wlid, img);
n->ns_data.wl_surface_dmabuf.resource = wl_buf;
img->native.yinvert = 1;
img->native.loose = 0;
img->native.disp = ob->egl.disp;
img->native.shared = ob->gl_context->shared;
img->native.data = n;
img->native.func.bind = _native_cb_bind;
img->native.func.unbind = _native_cb_unbind;
img->native.func.free = _native_cb_free;
img->native.target = GL_TEXTURE_2D;
img->native.mipmap = 0;
glsym_evas_gl_common_image_native_enable(img);
}
}
}
else if (ns->type == EVAS_NATIVE_SURFACE_WL)
{
if (native)
{
if ((n = calloc(1, sizeof(Native))))
{
EGLAttrib attribs[3];
int format, yinvert = 1;
glsym_eglQueryWaylandBufferWL(ob->egl.disp, wl_buf,
EGL_TEXTURE_FORMAT, &format);
if ((format != EGL_TEXTURE_RGB) &&
(format != EGL_TEXTURE_RGBA))
{
ERR("eglQueryWaylandBufferWL() %d format is not supported ", format);
glsym_evas_gl_common_image_free(img);
free(n);
return NULL;
}
#ifndef EGL_WAYLAND_PLANE_WL
# define EGL_WAYLAND_PLANE_WL 0x31D6
#endif
#ifndef EGL_WAYLAND_BUFFER_WL
# define EGL_WAYLAND_BUFFER_WL 0x31D5
#endif
attribs[0] = EGL_WAYLAND_PLANE_WL;
attribs[1] = 0; //if plane is 1 then 0, if plane is 2 then 1
attribs[2] = EGL_NONE;
memcpy(&(n->ns), ns, sizeof(Evas_Native_Surface));
if (glsym_eglQueryWaylandBufferWL(ob->egl.disp, wl_buf,
EGL_WAYLAND_Y_INVERTED_WL,
&yinvert) == EGL_FALSE)
yinvert = 1;
eina_hash_add(ob->gl_context->shared->native_wl_hash,
&wlid, img);
n->ns_data.wl_surface.wl_buf = wl_buf;
if (glsym_evas_gl_common_eglDestroyImage)
n->ns_data.wl_surface.surface = glsym_evas_gl_common_eglCreateImage(ob->egl.disp,
NULL,
EGL_WAYLAND_BUFFER_WL,
wl_buf, attribs);
else
{
ERR("Try eglCreateImage on EGL with no support");
eina_hash_del(ob->gl_context->shared->native_wl_hash,
&wlid, img);
glsym_evas_gl_common_image_free(img);
free(n);
return NULL;
}
if (!n->ns_data.wl_surface.surface)
{
ERR("eglCreatePixmapSurface() for %p failed", wl_buf);
eina_hash_del(ob->gl_context->shared->native_wl_hash,
&wlid, img);
glsym_evas_gl_common_image_free(img);
free(n);
return NULL;
}
//XXX: workaround for mesa-10.2.8
// mesa's eglQueryWaylandBufferWL() with EGL_WAYLAND_Y_INVERTED_WL works incorrect.
//img->native.yinvert = yinvert;
img->native.yinvert = 1;
img->native.loose = 0;
img->native.disp = ob->egl.disp;
img->native.shared = ob->gl_context->shared;
img->native.data = n;
img->native.func.bind = _native_cb_bind;
img->native.func.unbind = _native_cb_unbind;
img->native.func.free = _native_cb_free;
img->native.target = GL_TEXTURE_2D;
img->native.mipmap = 0;
glsym_evas_gl_common_image_native_enable(img);
}
}
}
else if (ns->type == EVAS_NATIVE_SURFACE_OPENGL)
{
if (native)
{
if ((n = calloc(1, sizeof(Native))))
{
memcpy(&(n->ns), ns, sizeof(Evas_Native_Surface));
eina_hash_add(ob->gl_context->shared->native_tex_hash,
&texid, img);
n->ns_data.opengl.surface = 0;
img->native.yinvert = 0;
img->native.loose = 0;
img->native.disp = ob->egl.disp;
img->native.shared = ob->gl_context->shared;
img->native.data = n;
img->native.func.bind = _native_cb_bind;
img->native.func.unbind = _native_cb_unbind;
img->native.func.free = _native_cb_free;
img->native.target = GL_TEXTURE_2D;
img->native.mipmap = 0;
glsym_evas_gl_common_image_native_enable(img);
}
}
}
/* TODO: NATIVE_SURFACE_TBM and NATIVE_SURFACE_EVASGL */
return img;
}
/* module api functions */
static int
module_open(Evas_Module *em)
{
/* check for valid evas module */
if (!em) return 0;
/* get whatever engine module we inherit from */
if (!_evas_module_engine_inherit(&pfunc, "gl_generic")) return 0;
/* try to create eina logging domain */
if (_evas_engine_gl_drm_log_dom < 0)
{
_evas_engine_gl_drm_log_dom =
eina_log_domain_register("evas-gl-drm", EVAS_DEFAULT_LOG_COLOR);
}
/* if we could not create a logging domain, error out */
if (_evas_engine_gl_drm_log_dom < 0)
{
EINA_LOG_ERR("Can not create a module log domain.");
return 0;
}
ecore_init();
/* store it for later use */
func = pfunc;
/* now to override methods */
EVAS_API_OVERRIDE(info, &func, eng_);
EVAS_API_OVERRIDE(info_free, &func, eng_);
EVAS_API_OVERRIDE(setup, &func, eng_);
EVAS_API_OVERRIDE(update, &func, eng_);
EVAS_API_OVERRIDE(canvas_alpha_get, &func, eng_);
EVAS_API_OVERRIDE(output_free, &func, eng_);
EVAS_API_OVERRIDE(output_dump, &func, eng_);
EVAS_API_OVERRIDE(image_native_set, &func, eng_);
EVAS_API_OVERRIDE(image_native_init, &func, eng_);
EVAS_API_OVERRIDE(image_native_shutdown, &func, eng_);
EVAS_API_OVERRIDE(image_plane_assign, &func, eng_);
EVAS_API_OVERRIDE(image_plane_release, &func, eng_);
/* Mesa's EGL driver loads wayland egl by default. (called by eglGetProcaddr() )
* implicit env set (EGL_PLATFORM=drm) prevent that. */
setenv("EGL_PLATFORM", "drm", 1);
symbols();
/* now advertise out own api */
em->functions = (void *)(&func);
return 1;
}
static void
module_close(Evas_Module *em EINA_UNUSED)
{
/* unregister the eina log domain for this engine */
if (_evas_engine_gl_drm_log_dom >= 0)
{
eina_log_domain_unregister(_evas_engine_gl_drm_log_dom);
_evas_engine_gl_drm_log_dom = -1;
}
ecore_shutdown();
}
static Evas_Module_Api evas_modapi =
{
EVAS_MODULE_API_VERSION, "gl_drm", "none", { module_open, module_close }
};
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, gl_drm);
#ifndef EVAS_STATIC_BUILD_DRM
EVAS_EINA_MODULE_DEFINE(engine, gl_drm);
#endif
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