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Unlock ruby global lock during graphics ops

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Unlock the ruby global lock during potentially blocking graphics ops.
This enables using multithreading using ruby's `thread` extension.
This commit is contained in:
mara 2021-09-04 21:03:45 +00:00
parent ac8f4b1594
commit 41e3662bec
1 changed files with 60 additions and 18 deletions
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78
binding-mri/graphics-binding.cpp
View file

@ -25,11 +25,19 @@
#include "binding-types.h"
#include "exception.h"
#include <ruby/thread.h>
static void *graphicsUpdate_internal(void*)
{
shState->graphics().update();
return NULL;
}
RB_METHOD(graphicsUpdate)
{
RB_UNUSED_PARAM;
shState->graphics().update();
rb_thread_call_without_gvl(&graphicsUpdate_internal, NULL, NULL, NULL);
return Qnil;
}
@ -43,17 +51,33 @@ RB_METHOD(graphicsFreeze)
return Qnil;
}
/** Argument structure used to pass arguments to various blocking calls,
* meanwhile releasing the ruby interpreter lock. */
struct transition_args {
int duration;
const char *filename;
int vague;
};
static void *graphicsTransition_internal(void* args_in)
{
struct transition_args *args = static_cast<transition_args*>(args_in);
GUARD_EXC( shState->graphics().transition(args->duration, args->filename, args->vague); )
return NULL;
}
RB_METHOD(graphicsTransition)
{
RB_UNUSED_PARAM;
int duration = 8;
const char *filename = "";
int vague = 40;
struct transition_args args;
args.duration = 8;
args.filename = "";
args.vague = 40;
rb_get_args(argc, argv, "|izi", &duration, &filename, &vague RB_ARG_END);
rb_get_args(argc, argv, "|izi", &args.duration, &args.filename, &args.vague RB_ARG_END);
GUARD_EXC( shState->graphics().transition(duration, filename, vague); )
rb_thread_call_without_gvl(&graphicsTransition_internal, &args, NULL, NULL);
return Qnil;
}
@ -111,38 +135,56 @@ RB_METHOD(graphicsHeight)
return rb_fix_new(shState->graphics().height());
}
static void *graphicsWait_internal(void* args_in)
{
struct transition_args *args = static_cast<transition_args*>(args_in);
shState->graphics().wait(args->duration);
return NULL;
}
RB_METHOD(graphicsWait)
{
RB_UNUSED_PARAM;
int duration;
rb_get_args(argc, argv, "i", &duration RB_ARG_END);
shState->graphics().wait(duration);
struct transition_args args;
rb_get_args(argc, argv, "i", &args.duration RB_ARG_END);
rb_thread_call_without_gvl(&graphicsWait_internal, &args, NULL, NULL);
return Qnil;
}
static void *graphicsFadeout_internal(void* args_in)
{
struct transition_args *args = static_cast<transition_args*>(args_in);
shState->graphics().fadeout(args->duration);
return NULL;
}
RB_METHOD(graphicsFadeout)
{
RB_UNUSED_PARAM;
int duration;
rb_get_args(argc, argv, "i", &duration RB_ARG_END);
shState->graphics().fadeout(duration);
struct transition_args args;
rb_get_args(argc, argv, "i", &args.duration RB_ARG_END);
rb_thread_call_without_gvl(&graphicsFadeout_internal, &args, NULL, NULL);
return Qnil;
}
static void *graphicsFadein_internal(void* args_in)
{
struct transition_args *args = static_cast<transition_args*>(args_in);
shState->graphics().fadein(args->duration);
return NULL;
}
RB_METHOD(graphicsFadein)
{
RB_UNUSED_PARAM;
int duration;
rb_get_args(argc, argv, "i", &duration RB_ARG_END);
shState->graphics().fadein(duration);
struct transition_args args;
rb_get_args(argc, argv, "i", &args.duration RB_ARG_END);
rb_thread_call_without_gvl(&graphicsFadein_internal, &args, NULL, NULL);
return Qnil;
}