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Material Nodes and Composite now also supports unlimited threads.

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Maybe we should add for Composite a seperate "Max threads" button though...
having 8 nodes allocating temp buffers at the same time might give issues.
This commit is contained in:
Ton Roosendaal 2006-11-29 18:11:59 +00:00
parent 6543d3e220
commit 8c6fe1bb1f
2 changed files with 28 additions and 30 deletions
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55
source/blender/blenkernel/intern/node.c
View File

@ -1724,7 +1724,7 @@ static void composit_begin_exec(bNodeTree *ntree, int is_group)
for(node= ntree->nodes.first; node; node= node->next) {
if(is_group==0) {
for(sock= node->outputs.first; sock; sock= sock->next) {
bNodeStack *ns= ntree->stack + sock->stack_index;
bNodeStack *ns= ntree->stack[0] + sock->stack_index;
if(sock->ns.data) {
ns->data= sock->ns.data;
@ -1757,7 +1757,7 @@ static void composit_end_exec(bNodeTree *ntree, int is_group)
bNodeSocket *sock;
for(sock= node->outputs.first; sock; sock= sock->next) {
ns= ntree->stack + sock->stack_index;
ns= ntree->stack[0] + sock->stack_index;
if(ns->data) {
sock->ns.data= ns->data;
ns->data= NULL;
@ -1775,7 +1775,7 @@ static void composit_end_exec(bNodeTree *ntree, int is_group)
if(is_group==0) {
/* internally, group buffers are not stored */
for(ns= ntree->stack, a=0; a<ntree->stacksize; a++, ns++) {
for(ns= ntree->stack[0], a=0; a<ntree->stacksize; a++, ns++) {
if(ns->data) {
printf("freed leftover buffer from stack\n");
free_compbuf(ns->data);
@ -1827,8 +1827,9 @@ void ntreeBeginExecTree(bNodeTree *ntree)
bNodeStack *ns;
int a;
/* allocate stack */
ns=ntree->stack= MEM_callocN(ntree->stacksize*sizeof(bNodeStack), "node stack");
/* allocate stack array, and the base stack */
ntree->stack= MEM_callocN(BLENDER_MAX_THREADS*sizeof(void *), "stack array");
ns=ntree->stack[0]= MEM_callocN(ntree->stacksize*sizeof(bNodeStack), "node stack");
/* tag inputs, the get_stack() gives own socket stackdata if not in use */
for(a=0; a<ntree->stacksize; a++, ns++) ns->hasinput= 1;
@ -1838,17 +1839,21 @@ void ntreeBeginExecTree(bNodeTree *ntree)
bNodeSocket *sock;
for(sock= node->inputs.first; sock; sock= sock->next) {
if(sock->link) {
ns= ntree->stack + sock->link->fromsock->stack_index;
ns= ntree->stack[0] + sock->link->fromsock->stack_index;
ns->hasoutput= 1;
}
}
if(node->type==NODE_GROUP && node->id)
group_tag_used_outputs(node, ntree->stack);
group_tag_used_outputs(node, ntree->stack[0]);
}
/* composite does 1 node per thread, so no multiple stacks needed */
if(ntree->type==NTREE_COMPOSIT)
composit_begin_exec(ntree, 0);
else
ntree->stack1= MEM_dupallocN(ntree->stack);
else {
for(a=1; a<BLENDER_MAX_THREADS; a++)
ntree->stack[a]= MEM_dupallocN(ntree->stack[0]);
}
}
ntree->init |= NTREE_EXEC_INIT;
@ -1858,18 +1863,20 @@ void ntreeEndExecTree(bNodeTree *ntree)
{
if(ntree->init & NTREE_EXEC_INIT) {
int a;
/* another callback candidate! */
if(ntree->type==NTREE_COMPOSIT)
composit_end_exec(ntree, 0);
if(ntree->stack)
MEM_freeN(ntree->stack);
ntree->stack= NULL;
if(ntree->stack) {
for(a=0; a<BLENDER_MAX_THREADS; a++)
if(ntree->stack[a])
MEM_freeN(ntree->stack[a]);
if(ntree->stack1)
MEM_freeN(ntree->stack1);
ntree->stack1= NULL;
MEM_freeN(ntree->stack);
ntree->stack= NULL;
}
ntree->init &= ~NTREE_EXEC_INIT;
}
@ -1904,10 +1911,7 @@ void ntreeExecTree(bNodeTree *ntree, void *callerdata, int thread)
if((ntree->init & NTREE_EXEC_INIT)==0)
ntreeBeginExecTree(ntree);
if(thread)
stack= ntree->stack1;
else
stack= ntree->stack;
stack= ntree->stack[thread];
for(node= ntree->nodes.first; node; node= node->next) {
if(node->typeinfo->execfunc) {
@ -2058,7 +2062,7 @@ static void freeExecutableNode(bNodeTree *ntree)
for(node= ntree->nodes.first; node; node= node->next) {
if(node->exec & NODE_FREEBUFS) {
for(sock= node->outputs.first; sock; sock= sock->next) {
bNodeStack *ns= ntree->stack + sock->stack_index;
bNodeStack *ns= ntree->stack[0] + sock->stack_index;
if(ns->data) {
free_compbuf(ns->data);
ns->data= NULL;
@ -2097,15 +2101,10 @@ void ntreeCompositExecTree(bNodeTree *ntree, RenderData *rd, int do_preview)
bNode *node;
ListBase threads;
ThreadData thdata;
int totnode, maxthreads, rendering= 1;
int totnode, rendering= 1;
if(ntree==NULL) return;
if(rd->mode & R_THREADS)
maxthreads= 2;
else
maxthreads= 1;
if(do_preview)
ntreeInitPreview(ntree, 0, 0);
@ -2117,7 +2116,7 @@ void ntreeCompositExecTree(bNodeTree *ntree, RenderData *rd, int do_preview)
/* setup callerdata for thread callback */
thdata.rd= rd;
thdata.stack= ntree->stack;
thdata.stack= ntree->stack[0];
/* fixed seed, for example noise texture */
BLI_srandom(rd->cfra);
@ -2125,7 +2124,7 @@ void ntreeCompositExecTree(bNodeTree *ntree, RenderData *rd, int do_preview)
/* sets need_exec tags in nodes */
totnode= setExecutableNodes(ntree, &thdata);
BLI_init_threads(&threads, exec_composite_node, maxthreads);
BLI_init_threads(&threads, exec_composite_node, rd->threads);
while(rendering) {

3
source/blender/makesdna/DNA_node_types.h
View File

@ -153,8 +153,7 @@ typedef struct bNodeTree {
ListBase nodes, links;
bNodeStack *stack; /* stack is only while executing, no read/write in file */
bNodeStack *stack1; /* for other thread, easy to expand though... */
bNodeStack **stack; /* stack is only while executing, no read/write in file */
int type, init; /* set init on fileread */
int stacksize; /* amount of elements in stack */