static void _update_pf_viewer(QSP_ARG_DECL Platform_Viewer *pvp, Data_Obj *dp)
{
#ifdef HAVE_OPENGL
int t;
//cudaError_t e;
// unmap buffer before using w/ GL
if( BUF_IS_MAPPED(dp) ){
if( (*PF_UNMAPBUF_FN(PFDEV_PLATFORM(OBJ_PFDEV(dp))))
(QSP_ARG dp) < 0 ) {
warn("update_pf_viewer: buffer unmap error!?");
}
CLEAR_OBJ_FLAG_BITS(dp, DT_BUF_MAPPED);
// propagate change to children and parents
propagate_flag(dp,DT_BUF_MAPPED);
}
glClear(GL_COLOR_BUFFER_BIT);
glBindTexture(GL_TEXTURE_2D, OBJ_TEX_ID(dp));
// is glBindBuffer REALLY part of libGLEW???
//#ifdef HAVE_LIBGLEW
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, OBJ_BUF_ID(dp));
//#endif // HAVE_LIBGLEW
t=gl_pixel_type(dp);
glTexSubImage2D(GL_TEXTURE_2D, 0, // target, level
0, 0, // x0, y0
OBJ_COLS(dp), OBJ_ROWS(dp), // dx, dy
t,
GL_UNSIGNED_BYTE, // type
OFFSET(0)); // offset into PIXEL_UNPACK_BUFFER
//#ifdef HAVE_LIBGLEW
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
//#endif // HAVE_LIBGLEW
glBegin(GL_QUADS);
glTexCoord2f(0, 1); glVertex2f(-1.0, -1.0);
glTexCoord2f(0, 0); glVertex2f(-1.0, 1.0);
glTexCoord2f(1, 0); glVertex2f(1.0, 1.0);
glTexCoord2f(1, 1); glVertex2f(1.0, -1.0);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
if( (*PF_MAPBUF_FN(PFDEV_PLATFORM(OBJ_PFDEV(dp))))(QSP_ARG dp) < 0 ){
warn("update_pf_viewer: Error mapping buffer!?");
}
SET_OBJ_FLAG_BITS(dp, DT_BUF_MAPPED);
// propagate change to children and parents
propagate_flag(dp,DT_BUF_MAPPED);
#else // ! HAVE_OPENGL
NO_OGL_MSG
#endif // ! HAVE_OPENGL
}
static int _ocl_obj_alloc(QSP_ARG_DECL Data_Obj *dp, dimension_t size, int align )
{
OBJ_DATA_PTR(dp) = ocl_mem_alloc(OBJ_PFDEV(dp), size, align );
if( OBJ_DATA_PTR(dp) == NULL ){
sprintf(ERROR_STRING,"ocl_obj_alloc: error allocating memory for object %s!?",OBJ_NAME(dp));
warn(ERROR_STRING);
return -1;
}
return 0;
}
static int ocl_unmap_buf(QSP_ARG_DECL Data_Obj *dp)
{
#ifdef HAVE_OPENGL
cl_int status;
// Release ownership of GL texture for OpenCL Image
status = clEnqueueReleaseGLObjects(//cl_cmd_queue,
OCLDEV_QUEUE(OBJ_PFDEV(dp)),
1, // num objects
(const cl_mem *)(& OBJ_DATA_PTR(dp)), // cl_mem *mem_objects
0, // num_events_in_wait_list
NULL, // const cl_event *wait_list
NULL // cl_event *event
);
if( status != CL_SUCCESS ){
report_ocl_error(status, "clEnqueueReleaseGLObjects");
return -1;
}
// Force pending CL commands to get executed
status = clFlush( OCLDEV_QUEUE(OBJ_PFDEV(dp)) );
if( status != CL_SUCCESS ){
report_ocl_error(status, "clFlush");
}
// Bind GL texture and use for rendering
glBindTexture( //gl_texture_target,
GL_TEXTURE_2D,
//gl_texture_id
OBJ_TEX_ID(dp)
);
return 0;
#else // ! HAVE_OPENGL
warn("ocl_unmap_buf: Sorry, no OpenGL support in this build!?");
return -1;
#endif // ! HAVE_OPENGL
}
static int ocl_register_buf(QSP_ARG_DECL Data_Obj *dp)
{
if( opengl_prohibited )
error1("ocl_register_buf: Need to specify GL window BEFORE initializing OpenCL!?");
#ifdef HAVE_OPENGL
cl_mem img;
cl_int status;
// Texture2D deprecated on Apple
//fprintf(stderr,"obj %s has texture id %d\n",OBJ_NAME(dp),OBJ_TEX_ID(dp));
//fprintf(stderr,"obj %s has platform device %s\n",OBJ_NAME(dp),PFDEV_NAME(OBJ_PFDEV(dp)));
//advise("ocl_register_buf calling clCreateFromGLBuffer");
//longlist(QSP_ARG dp);
// Used to call clCreateFromGLTexture, but this works:
img = clCreateFromGLBuffer(
OCLDEV_CTX( OBJ_PFDEV(dp) ), // OCL context
CL_MEM_READ_WRITE, // flags
OBJ_TEX_ID(dp), // from glBufferData?
&status);
if( status != CL_SUCCESS ){
report_ocl_error(status, "clCreateFromGLTexture");
return -1;
} else {
SET_OBJ_DATA_PTR(dp,img);
}
// dp is a special buffer object...
//cl_mem memobj;
//cl_mem = clCreate
return 0;
#else // ! HAVE_OPENGL
warn("ocl_register_buf: Sorry, no OpenGL support in this build!?");
return -1;
#endif // ! HAVE_OPENGL
}
static int ocl_map_buf(QSP_ARG_DECL Data_Obj *dp)
{
cl_int status;
glFlush();
// Acquire ownership of GL texture for OpenCL Image
status = clEnqueueAcquireGLObjects(//cl_cmd_queue,
OCLDEV_QUEUE(OBJ_PFDEV(dp)),
1, // num_images
(const cl_mem *)(& OBJ_DATA_PTR(dp)),
0,
0,
0);
if( status != CL_SUCCESS ){
report_ocl_error(status, "clEnqueueAcquireGLObjects");
return -1;
}
// Now ready to execute kernel or other OpenCL operations ... ?
return 0;
}
// This is the normal display path
static void update_pf_viewer(QSP_ARG_DECL Platform_Viewer *pvp, Data_Obj *dp)
{
#ifdef HAVE_OPENGL
int t;
//cudaError_t e;
// unmap buffer before using w/ GL
if( BUF_IS_MAPPED(dp) ){
if( (*PF_UNMAPBUF_FN(PFDEV_PLATFORM(OBJ_PFDEV(dp))))
(QSP_ARG dp) < 0 ) {
WARN("update_pf_viewer: buffer unmap error!?");
}
#ifdef FOOBAR
e = cudaGLUnmapBufferObject( OBJ_BUF_ID(dp) );
if( e != cudaSuccess ){
describe_cuda_driver_error2("update_pf_viewer",
"cudaGLUnmapBufferObject",e);
NERROR1("failed to unmap buffer object");
}
#endif // FOOBAR
CLEAR_OBJ_FLAG_BITS(dp, DT_BUF_MAPPED);
// propagate change to children and parents
propagate_flag(dp,DT_BUF_MAPPED);
}
//
//bind_texture(OBJ_DATA_PTR(dp));
glClear(GL_COLOR_BUFFER_BIT);
/*
sprintf(ERROR_STRING,"update_pf_viewer: tex_id = %d, buf_id = %d",
OBJ_TEX_ID(dp),OBJ_BUF_ID(dp));
advise(ERROR_STRING);
*/
glBindTexture(GL_TEXTURE_2D, OBJ_TEX_ID(dp));
// is glBindBuffer REALLY part of libGLEW???
//#ifdef HAVE_LIBGLEW
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, OBJ_BUF_ID(dp));
//#endif // HAVE_LIBGLEW
#ifdef FOOBAR
switch(OBJ_COMPS(dp)){
/* what used to be here??? */
}
#endif /* FOOBAR */
t=gl_pixel_type(dp);
glTexSubImage2D(GL_TEXTURE_2D, 0, // target, level
0, 0, // x0, y0
OBJ_COLS(dp), OBJ_ROWS(dp), // dx, dy
t,
GL_UNSIGNED_BYTE, // type
OFFSET(0)); // offset into PIXEL_UNPACK_BUFFER
//#ifdef HAVE_LIBGLEW
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
//#endif // HAVE_LIBGLEW
glBegin(GL_QUADS);
glTexCoord2f(0, 1); glVertex2f(-1.0, -1.0);
glTexCoord2f(0, 0); glVertex2f(-1.0, 1.0);
glTexCoord2f(1, 0); glVertex2f(1.0, 1.0);
glTexCoord2f(1, 1); glVertex2f(1.0, -1.0);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
#ifdef FOOBAR
e = cudaGLMapBufferObject( &OBJ_DATA_PTR(dp), OBJ_BUF_ID(dp) );
if( e != cudaSuccess ){
WARN("Error mapping buffer object!?");
// should we return now, with possibly other cleanup???
}
#endif // FOOBAR
if( (*PF_MAPBUF_FN(PFDEV_PLATFORM(OBJ_PFDEV(dp))))(QSP_ARG dp) < 0 ){
WARN("update_pf_viewer: Error mapping buffer!?");
}
SET_OBJ_FLAG_BITS(dp, DT_BUF_MAPPED);
// propagate change to children and parents
propagate_flag(dp,DT_BUF_MAPPED);
#else // ! HAVE_OPENGL
NO_OGL_MSG
#endif // ! HAVE_OPENGL
}
static int change_size(QSP_ARG_DECL Data_Obj *dst_dp,Data_Obj *src_dp )
{
Dimension_Set ef, *enlargement_factor=&ef;
Dimension_Set rf, *reduction_factor=&rf;
Vec_Obj_Args oa1, *oap=&oa1;
Dimension_Set size_ds, n_ds;
Dimension_Set *size_dsp=(&size_ds), *n_dsp=(&n_ds);
Data_Obj *src_ss_dp, *dst_ss_dp;
dimension_t i,j,k,l,m;
index_t offsets[N_DIMENSIONS]={0,0,0,0,0};
incr_t dst_incrs[N_DIMENSIONS], src_incrs[N_DIMENSIONS];
index_t dst_indices[N_DIMENSIONS]={0,0,0,0,0}, src_indices[N_DIMENSIONS]={0,0,0,0,0};
/* For simplicity, we don't allow size changes to be combined with conversions */
if( !dp_same_prec(QSP_ARG dst_dp,src_dp,"change_size") )
return(-1);
for(i=0;i<N_DIMENSIONS;i++){
if( OBJ_TYPE_DIM(dst_dp,i) > OBJ_TYPE_DIM(src_dp,i) ){
/* enlargement - subsample the destination */
SET_DIMENSION(enlargement_factor,i,
floor( OBJ_TYPE_DIM(dst_dp,i) / OBJ_TYPE_DIM(src_dp,i) ) );
SET_DIMENSION(reduction_factor,i, 0);
SET_DIMENSION(size_dsp,i, OBJ_TYPE_DIM(src_dp,i) );
SET_DIMENSION(n_dsp,i, DIMENSION(enlargement_factor,i) );
dst_incrs[i] = DIMENSION(n_dsp,i);
src_incrs[i] = 1;
} else {
/* reduction - subsample the source */
SET_DIMENSION(reduction_factor,i,
ceil( OBJ_TYPE_DIM(src_dp,i) / OBJ_TYPE_DIM(dst_dp,i) ) );
SET_DIMENSION(enlargement_factor,i, 0 );
SET_DIMENSION(size_dsp,i, floor( OBJ_TYPE_DIM(src_dp,i) /
DIMENSION(reduction_factor,i) ) );
/* We don't need to do this multiple times, just pick one and do it */
/*SET_DIMENSION(n_dsp,i, DIMENSION(reduction_factor,i) ); */
SET_DIMENSION(n_dsp,i, 1);
src_incrs[i] = DIMENSION(reduction_factor,i);
dst_incrs[i] = 1;
}
}
/* make the subsamples.
* the column increment is expressed in columns, etc.
*/
dst_ss_dp=make_subsamp(QSP_ARG "chngsize_dst_obj",dst_dp,size_dsp,offsets,dst_incrs);
src_ss_dp=make_subsamp(QSP_ARG "chngsize_src_obj",src_dp,size_dsp,offsets,src_incrs);
clear_obj_args(oap);
SET_OA_DEST(oap,dst_ss_dp);
SET_OA_SRC_OBJ(oap,0, src_ss_dp);
SET_OA_ARGSTYPE(oap, REAL_ARGS);
SET_OA_PFDEV(oap,OBJ_PFDEV(dst_dp));
for(i=0;i<DIMENSION(n_dsp,4);i++){ /* foreach sequence to copy */
if( dst_incrs[4] > 1 )
dst_indices[4]=i;
else src_indices[4]=i;
for(j=0;j<DIMENSION(n_dsp,3);j++){ /* foreach frame to copy */
if( dst_incrs[3] > 1 )
dst_indices[3]=j;
else src_indices[3]=j;
for(k=0;k<DIMENSION(n_dsp,2);k++){ /* foreach row */
if( dst_incrs[2] > 1 )
dst_indices[2]=k;
else src_indices[2]=k;
for(l=0;l<DIMENSION(n_dsp,1);l++){ /* foreach col */
if( dst_incrs[1] > 1 )
dst_indices[1]=l;
else src_indices[1]=l;
for(m=0;m<DIMENSION(n_dsp,0);m++){ /* foreach comp */
if( dst_incrs[0] > 1 )
dst_indices[0]=m;
else src_indices[0]=m;
/* relocate the appropriate subsample */
SET_OBJ_DATA_PTR(dst_ss_dp, multiply_indexed_data(dst_dp,dst_indices) );
SET_OBJ_DATA_PTR(src_ss_dp, multiply_indexed_data(src_dp,src_indices) );
// This doesn't check for cuda obj...
//vmov(oap);
perf_vfunc(QSP_ARG FVMOV, oap );
}
}
}
}
}
delvec(QSP_ARG dst_ss_dp);
delvec(QSP_ARG src_ss_dp);
SET_OBJ_FLAG_BITS(dst_dp, DT_ASSIGNED);
return(0);
}
