def initialize(self, width, height):
gbm_format = egl.EGLint()
if not egl.eglGetConfigAttrib(self.egl_dpy, self.egl_config,
egl.EGL_NATIVE_VISUAL_ID,
pointer(gbm_format)):
return False
self.gbm_surf = libgbm.gbm_surface_create(self.gbm_dev, width, height,
gbm_format,
libgbm.GBM_BO_USE_RENDERING)
if not self.gbm_surf:
self.gbm_surf = None
return False
self.egl_surface = egl.eglCreateWindowSurface(self.egl_dpy,
self.egl_config,
self.gbm_surf, None)
if self.egl_surface == egl.EGL_NO_SURFACE:
self.egl_surface = None
self.release()
return False
return True
def gl_get_attr(self, attr, pvalue):
"""This function may be used to check that OpenGL attributes where
successfully set to the rendering window after the VidExt_SetVideoMode
function call.
PROTOTYPE:
m64p_error VidExt_GL_GetAttribute(m64p_GLattr Attr, int *pValue)"""
log.debug(
f"Vidext: gl_get_attr(attr:{wrp_dt.m64p_GLattr(attr).name}, pvalue:{str(pvalue.contents.value)})"
)
pointer = c.pointer(c.c_int())
if attr == wrp_dt.m64p_GLattr.M64P_GL_DOUBLEBUFFER.value:
#value = ogl.glGetIntegerv(ogl.GL_DOUBLEBUFFER, pointer)
value = egl.eglQueryContext(self.egl_display, self.egl_context,
egl.EGL_RENDER_BUFFER, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_BUFFER_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_BUFFER_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_DEPTH_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_DEPTH_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_RED_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_RED_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_GREEN_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_GREEN_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_BLUE_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_BLUE_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_ALPHA_SIZE.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_ALPHA_SIZE, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_SWAP_CONTROL.value:
# TODO: Is this attribute the right one?
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_MIN_SWAP_INTERVAL, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_MULTISAMPLEBUFFERS.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0],
egl.EGL_SAMPLE_BUFFERS, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_MULTISAMPLESAMPLES.value:
value = egl.eglGetConfigAttrib(self.egl_display,
self.egl_config[0], egl.EGL_SAMPLES,
pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_CONTEXT_MAJOR_VERSION.value:
try:
value = ogl.glGetIntegerv(ogl.GL_MAJOR_VERSION, pointer)
except:
# OGL 2.1 or less is not compatible with glGetIntegerv
value = c.pointer(c.c_int(2))
#egl.eglQueryContext(self.egl_display, self.egl_context, egl.EGL_CONTEXT_MAJOR_VERSION, pointer)
elif attr == wrp_dt.m64p_GLattr.M64P_GL_CONTEXT_MINOR_VERSION.value:
try:
value = ogl.glGetIntegerv(ogl.GL_MINOR_VERSION, pointer)
except:
# OGL 2.1 or less is not compatible with glGetIntegerv
value = c.pointer(c.c_int(0))
elif attr == wrp_dt.m64p_GLattr.M64P_GL_CONTEXT_PROFILE_MASK.value:
# OpenGL context profile is introduced in 3.2
try:
if self.context_major >= 3 and self.context_minor >= 2:
# TODO: How to get the exact version of the context profile?
value = ogl.glGetIntegerv(ogl.GL_CONTEXT_PROFILE_MASK,
pointer)
#egl.eglQueryContext(self.egl_display, self.egl_context, egl.EGL_CONTEXT_MAJOR_VERSION, pointer)
else:
# TODO: What's the value in case the gfx plugin doesn't support OGL 3.2+? Zero?
value = pvalue.contents.value
except AttributeError as e:
log.error(
f"Vidext: gl_get_attr() has reported M64ERR_SYSTEM_FAIL, unable to get attribute {wrp_dt.m64p_GLattr(attr).name}. \n > {e}"
)
else:
log.warning(
"gom64p doesn't know how to handle {wrp_dt.m64p_GLattr(attr).name}"
)
query = pointer.contents.value
if query == pvalue.contents.value:
return wrp_dt.m64p_error.M64ERR_SUCCESS.value
else:
log.error(
f"Vidext: gl_get_attr() has reported M64ERR_SYSTEM_FAIL, for {wrp_dt.m64p_GLattr(attr).name} was expected {pvalue.contents.value} but it returned {query}"
)
return wrp_dt.m64p_error.M64ERR_INVALID_STATE.value
