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fix vst3/linux

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This commit is contained in:
Stefano D'Angelo 2024-06-17 09:56:33 +02:00
parent e01043d24e
commit c73b6ecbe3
2 changed files with 43 additions and 24 deletions
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1
templates/vst3-make/Makefile
View File

@ -69,6 +69,7 @@ LDFLAGS_ALL := $(LDFLAGS_ALL) -Wl,-framework,Foundation -Wl,-framework,Cocoa -Wl
endif
ifeq ($(UNAME_S), Linux)
CFLAGS_ALL := $(CFLAGS_ALL) -D_GNU_SOURCE
ifeq ($(HAS_UI), yes)
CFLAGS_ALL := $(CFLAGS_ALL) $(shell pkg-config --cflags x11)
LDFLAGS_ALL := $(LDFLAGS_ALL) $(shell pkg-config --libs x11)

66
templates/vst3/src/vst3.c
View File

@ -24,7 +24,7 @@
typedef struct {
void * handle;
const char * format;
const char * (*get_bindir)(void *handle);
const char * (*get_nindir)(void *handle);
const char * (*get_datadir)(void *handle);
} plugin_callbacks;
@ -36,21 +36,25 @@ typedef struct {
void (*set_parameter)(void *handle, size_t index, float value);
} plugin_ui_callbacks;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#include "vst3_c_api.h"
#pragma GCC diagnostic pop
#include "data.h"
#include "plugin.h"
#ifdef DATA_UI
# include "plugin_ui.h"
#endif
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#include "vst3_c_api.h"
#pragma GCC diagnostic pop
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#if defined(_WIN32) || defined(__CYGWIN__)
# include <windows.h>
#elif !defined(__APPLE__)
# include <dlfcn.h>
#endif
#if defined(__i386__) || defined(__x86_64__)
@ -63,7 +67,6 @@ typedef struct {
// https://devblogs.microsoft.com/oldnewthing/20040205-00/?p=40733
#ifdef TIBIA_TRACE
# include <stdio.h>
# define TRACE(...) printf(__VA_ARGS__); fflush(stdout);
#else
# define TRACE(...) /* do nothing */
@ -137,7 +140,7 @@ static char *x_asprintf(const char * restrict format, ...) {
va_list args, tmp;
va_start(args, format);
va_copy(tmp, args);
int len = vsprintf(NULL, format, tmp);
int len = vsnprintf(NULL, 0, format, tmp);
va_end(tmp);
char *s = malloc(len + 1);
if (s != NULL)
@ -149,6 +152,16 @@ static char *x_asprintf(const char * restrict format, ...) {
static char *bindir;
static char *datadir;
static const char * get_bindir_cb(void *handle) {
(void)handle;
return bindir;
}
static const char * get_datadir_cb(void *handle) {
(void)handle;
return datadir;
}
static double clamp(double x, double m, double M) {
return x < m ? m : (x > M ? M : x);
}
@ -263,16 +276,21 @@ static Steinberg_uint32 pluginIComponentRelease(void *thisInterface) {
return pluginRelease((pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent)));
}
//XXX
static Steinberg_tresult pluginInitialize(void *thisInterface, struct Steinberg_FUnknown *context) {
TRACE("plugin initialize\n");
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
if (p->context != NULL)
return Steinberg_kResultFalse;
p->context = context;
//XXX
plugin_init(&p->p);
plugin_callbacks cbs = {
/* .handle = */ (void *)p,
/* .format = */ "vst3",
/* .get_bindir = */ get_bindir_cb,
/* .get_datadir = */ get_datadir_cb
};
plugin_init(&p->p, &cbs);
#if DATA_PRODUCT_PARAMETERS_N > 0
for (size_t i = 0; i < DATA_PRODUCT_PARAMETERS_N; i++) {
p->parameters[i] = parameterData[i].def;
@ -1097,8 +1115,6 @@ static void plugViewTimerCb(HWND p1, UINT p2, UINT_PTR p3, DWORD p4) {
}
# endif
//XXX
static Steinberg_tresult plugViewAttached(void* thisInterface, void* parent, Steinberg_FIDString type) {
// GUI needs to be created here, see https://forums.steinberg.net/t/vst-and-hidpi/201916/3
TRACE("plugView attached %p\n", thisInterface);
@ -1113,15 +1129,14 @@ static Steinberg_tresult plugViewAttached(void* thisInterface, void* parent, Ste
plugin_ui_callbacks cbs = {
/* .handle = */ (void *)v,
/* .format = */ "vst3",
/* .get_bindir = */ ui_get_bindir_cb,
/* .get_datadir = */ ui_get_datadir_cb,
/* .get_bindir = */ get_bindir_cb,
/* .get_datadir = */ get_datadir_cb,
# if DATA_PRODUCT_PARAMETERS_N > 0
/* .set_parameter = */ plugViewSetParameterCb
# else
/* .set_parameter = */ NULL
# endif
};
//XXX
v->ui = plugin_ui_create(1, parent, &cbs);
if (!v->ui)
return Steinberg_kResultFalse;
@ -2097,7 +2112,7 @@ Steinberg_IPluginFactory * GetPluginFactory(void) {
static int refs = 0;
static char exit() {
static char vstExit() {
refs--;
if (refs == 0) {
free(bindir);
@ -2119,7 +2134,7 @@ DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved) {
}
refs++;
} else if (dwReason == DLL_PROCESS_DETACH)
exit();
vstExit();
return 1;
}
@ -2137,7 +2152,7 @@ char bundleEntry(CFBundleRef ref) {
EXPORT
char bundleExit(void) {
return exit();
return vstExit();
}
#else
@ -2145,11 +2160,14 @@ char bundleExit(void) {
EXPORT
char ModuleEntry(void *handle) {
(void)handle;
char *file;
if (refs == 0) {
Dl_info info;
if (dladdr((void *)ModuleEntry, &info) == 0)
union { void *d; char (*f)(void *); } v;
v.f = ModuleEntry;
if (dladdr(v.d, &info) == 0)
return 0;
char *file = realpath(info.dli_fname, NULL);
file = realpath(info.dli_fname, NULL);
if (file == NULL)
return 0;
char *c = strrchr(file, '/');
@ -2157,7 +2175,7 @@ char ModuleEntry(void *handle) {
bindir = strdup(file);
if (bindir == NULL)
goto err_bindir;
char *c = strrchr(file, '/');
c = strrchr(file, '/');
*c = '\0';
datadir = x_asprintf("%s/Resources", file);
if (datadir == NULL)
@ -2176,7 +2194,7 @@ err_bindir:
EXPORT
char ModuleExit(void) {
return exit();
return vstExit();
}
#endif