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-rw-r--r--plugin~_vst.c501
1 files changed, 0 insertions, 501 deletions
diff --git a/plugin~_vst.c b/plugin~_vst.c
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index ed05a00..0000000
--- a/plugin~_vst.c
+++ /dev/null
@@ -1,501 +0,0 @@
-/* plugin~, a Pd tilde object for hosting LADSPA/VST plug-ins
- Copyright (C) 2000 Jarno Seppänen
- $Id: plugin~_vst.c,v 1.2 2003-01-23 12:32:04 ggeiger Exp $
-
- This file is part of plugin~.
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#include "config.h"
-#if PLUGIN_TILDE_USE_VST
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "plugin~.h"
-#include "plugin~_vst.h"
-/* VST header */
-#include "vst/AEffect.h"
-/* VST dll helper functions */
-#include "vstutils.h"
-#ifdef WIN32
-#include "win/vitunmsvc.h" /* strncasecmp() */
-#include <windows.h> /* GetForegroundWindow() */
-#endif
-
-#ifndef MIN
-#define MIN(a,b) ((a)<(b)?(a):(b))
-#endif
-
-
-const char*
-plugin_tilde_vst_search_plugin (Pd_Plugin_Tilde* x,
- const char* name)
-{
- /* searching through VST libraries not supported */
- error ("plugin~: warning: searching through VST libraries not supported");
- return NULL;
-}
-
-int
-plugin_tilde_vst_open_plugin (Pd_Plugin_Tilde* x,
- const char* name,
- const char* lib_name,
- unsigned long sample_rate)
-{
- unsigned port_index;
-
- /* precondition(s) */
- assert (x != NULL);
- /* name is unused */
- assert (lib_name != NULL);
- assert (sample_rate != 0);
-
- /* Initialize object struct */
- x->plugin.vst.instance = NULL;
- x->plugin.vst.audio_inputs = NULL;
- x->plugin.vst.audio_outputs = NULL;
- x->plugin.vst.num_samples = 0;
- x->plugin.vst.editor_open = 0;
-
- /* Attempt to load the plugin. */
- x->plugin_library = vstutils_load_vst_plugin_dll (lib_name);
- if (x->plugin_library == NULL)
- {
- error ("plugin~: Unable to load VST plugin library \"%s\"",
- lib_name);
- return 1;
- }
-
- /* Construct the plugin. This is supposed to call
- the AudioEffect::AudioEffect() ctor eventually */
- x->plugin.vst.instance
- = vstutils_init_vst_plugin (x->plugin_library,
- lib_name,
- plugin_tilde_vst_audioMaster);
- if (x->plugin.vst.instance == NULL) {
- error ("plugin~: Unable to instantiate VST plugin from library \"%s\"",
- lib_name);
- return 1;
- }
-
- /* Stuff Pd_Plugin_Tilde* x into user field of AEffect for audioMaster() to use */
- x->plugin.vst.instance->user = x;
-
- /* Call plugin open() (through dispatcher()) in order to ensure
- plugin is properly constructed */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effOpen,
- 0, 0, NULL, 0);
-
-#if PLUGIN_TILDE_DEBUG
- error ("DEBUG plugin~: constructed VST plugin \"%s\" successfully",
- lib_name);
-#endif
-
- /* Check another strange id */
- if (x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effIdentify,
- 0, 0, NULL, 0)
- != 'NvEf') {
- error ("plugin~_vst: warning: VST plugin malfunction (effIdentify != 'NvEf')");
- }
-
- /* Tell the sample rate and frame length to the VST plug-in */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effSetSampleRate,
- 0, 0, NULL, (float)sample_rate);
- /* FIXME just give some value since it will be changed later */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effSetBlockSize,
- 0, 16, NULL, 0);
-
- /* Find out the number of inputs and outputs needed (all VST
- parameters can be automated i.e. output if the plug-in so wants
- and the GUI can be operated). */
- x->num_audio_inputs = x->plugin.vst.instance->numInputs;
- x->num_audio_outputs = x->plugin.vst.instance->numOutputs;
- x->num_control_inputs = x->plugin.vst.instance->numParams;
- x->num_control_outputs = x->plugin.vst.instance->numParams;
-
- /* Make sure that processReplacing() is implemented */
- if (x->plugin.vst.instance->flags & effFlagsCanReplacing == 0) {
- error ("plugin~_vst: sorry, this VST plug-in type isn't supported (processReplacing() not implemented)");
- return 1;
- }
-
- /* Activate the plugin. */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 1, NULL, 0);
-
- /* Finally, attempt open editor GUI if available */
- plugin_tilde_vst_open_editor (x);
-
- /* Make sure the user data still is there */
- assert (x->plugin.vst.instance->user == x);
-
- /* success */
- return 0;
-}
-
-void
-plugin_tilde_vst_close_plugin (Pd_Plugin_Tilde* x)
-{
- /* precondition(s) */
- assert (x != NULL);
-
- /* Attempt to close editor GUI */
- plugin_tilde_vst_close_editor (x);
-
- if (x->plugin.vst.instance != NULL)
- {
- /* Deactivate the plugin. */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 0, NULL, 0);
-
- /* Destruct the plugin. This is supposed to translate to
- a call to the AudioEffect::~AudioEffect() dtor */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effClose,
- 0, 0, NULL, 0);
- x->plugin.vst.instance = NULL;
- }
-
- if (x->plugin_library != NULL)
- {
- vstutils_unload_vst_plugin_dll (x->plugin_library);
- x->plugin_library = NULL;
- }
-}
-
-void
-plugin_tilde_vst_apply_plugin (Pd_Plugin_Tilde* x)
-{
- /* Run the plugin on Pd's buffers */
- /* FIXME need to implement out-of-place buffers and zero them here
- if processReplacing() isn't implemented */
- x->plugin.vst.instance->processReplacing (x->plugin.vst.instance,
- x->plugin.vst.audio_inputs,
- x->plugin.vst.audio_outputs,
- x->plugin.vst.num_samples);
-}
-
-void
-plugin_tilde_vst_print (Pd_Plugin_Tilde* x)
-{
- unsigned i;
-
- printf ("control %d in/out; audio %d in/%d out\n"
- "Loaded from library \"%s\".\n",
- x->num_control_inputs,
- x->num_audio_inputs,
- x->num_audio_outputs,
- x->plugin_library_filename);
-
- for (i = 0; i < x->num_control_inputs; i++) {
- /* the Steinberg(tm) way... */
- char name[9];
- char display[25];
- char label[9];
- if (i == 0) {
- printf ("Control input/output(s):\n");
- }
- memset (name, 0, 9);
- memset (display, 0, 25);
- memset (label, 0, 9);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effGetParamName,
- i, 0, name, 0);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effGetParamDisplay,
- i, 0, display, 0);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effGetParamLabel,
- i, 0, label, 0);
- printf (" #%d \"%s\" (%s %s)\n",
- i + 1, name, display, label);
- }
-}
-
-void
-plugin_tilde_vst_reset (Pd_Plugin_Tilde* x)
-{
- /* precondition(s) */
- assert (x != NULL);
- /* reset plug-in by first deactivating and then re-activating it */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 0, NULL, 0);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 1, NULL, 0);
-}
-
-void
-plugin_tilde_vst_connect_audio (Pd_Plugin_Tilde* x,
- float** audio_inputs,
- float** audio_outputs,
- unsigned long num_samples)
-{
- assert (x != NULL);
- assert (audio_inputs != NULL);
- assert (audio_outputs != NULL);
- x->plugin.vst.audio_inputs = audio_inputs;
- x->plugin.vst.audio_outputs = audio_outputs;
- x->plugin.vst.num_samples = num_samples;
- /* Tell the block size to the VST plug-in */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 0, NULL, 0);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effSetBlockSize,
- 0, num_samples, NULL, 0);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effMainsChanged,
- 0, 1, NULL, 0);
-}
-
-void
-plugin_tilde_vst_set_control_input_by_name (Pd_Plugin_Tilde* x,
- const char* name,
- float value)
-{
- unsigned parm_index;
- int found_port; /* boolean */
- char parm_name[9]; /* the Steinberg(tm) way! */
-
- /* precondition(s) */
- assert (x != NULL);
-
- /* compare control name to VST parameters' names
- case-insensitively */
- found_port = 0;
- for (parm_index = 0; parm_index < x->num_control_inputs; parm_index++)
- {
- unsigned cmp_start, cmp_length;
- memset (parm_name, 0, 9);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effGetParamName,
- parm_index, 0, parm_name, 0);
- /* skip any initial whitespace */
- cmp_start = 0;
- while (parm_name[cmp_start] != 0
- && parm_name[cmp_start] == ' ') {
- cmp_start++;
- }
- cmp_length = MIN (strlen (name), strlen (&parm_name[cmp_start]));
- if (cmp_length != 0
- && strncasecmp (name, &parm_name[cmp_start], cmp_length) == 0)
- {
- /* found the first port to match */
- found_port = 1;
- break;
- }
- }
-
- if (!found_port)
- {
- error ("plugin~: VST plugin doesn't have a parameter named \"%s\"",
- name);
- return;
- }
-
- plugin_tilde_vst_set_control_input_by_index (x,
- parm_index,
- value);
-}
-
-void
-plugin_tilde_vst_set_control_input_by_index (Pd_Plugin_Tilde* x,
- unsigned index_,
- float value)
-{
- char name[9]; /* the Steinberg(tm) way! */
-
- /* precondition(s) */
- assert (x != NULL);
- /* assert (index_ >= 0); causes a warning */
- assert (index_ < x->num_control_inputs);
-
- /* Limit parameter to range [0, 1] */
- if (value < 0.0 || value > 1.0) {
- if (value < 0.0) {
- value = 0.0;
- }
- else {
- value = 1.0;
- }
- error ("plugin~: warning: parameter limited to within [0, 1]");
- }
-
- /* set the appropriate control port value */
- x->plugin.vst.instance->setParameter (x->plugin.vst.instance,
- index_,
- value);
-
-#if PLUGIN_TILDE_DEBUG
- memset (name, 0, 9);
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effGetParamName,
- index_, 0, name, 0);
- error ("DEBUG plugin~_vst: control change parameter #%ud: \"%s\" to value %f",
- index_ + 1, name, value);
-#endif
-}
-
-static long
-plugin_tilde_vst_audioMaster (AEffect* effect,
- long opcode,
- long index,
- long value,
- void* ptr,
- float opt)
-{
- char param_name[9];
-#if 0 /*PLUGIN_TILDE_DEBUG*/
- error ("DEBUG plugin~_vst: audioMaster(0x%p, %ld, %ld, %ld, 0x%p, %f)",
- effect, opcode, index, value, ptr, opt);
-#endif
-
- switch (opcode) {
- case audioMasterAutomate:
- assert (effect != NULL);
- assert (effect->user != NULL); /* this is Pd_Plugin_Tilde* */
- effect->setParameter (effect, index, opt);
- /* Send "control" messages from here */
- memset (param_name, 0, 9);
- effect->dispatcher (effect, effGetParamName, index, 0, param_name, 0);
- plugin_tilde_emit_control_output (effect->user, param_name, opt, index);
- return 0;
- break;
- case audioMasterVersion:
- return 1;
- break;
- case audioMasterCurrentId:
- return 0;
- break;
- case audioMasterIdle:
- effect->dispatcher (effect, effEditIdle, 0, 0, NULL, 0);
- return 0;
- break;
- case audioMasterPinConnected:
- /* return 0="true" for all inquiries for now */
- return 0;
- break;
- }
-#if 0 /*PLUGIN_TILDE_DEBUG*/
- error ("DEBUG plugin~_vst: warning: unsupported audioMaster opcode");
-#endif
- return 0;
-}
-
-static void
-plugin_tilde_vst_open_editor (Pd_Plugin_Tilde* x)
-{
-#if 0 /* FIXME doesn't work */
-#ifdef WIN32
- HWND parent;
-
- /* precondition(s) */
- assert (x != NULL);
-
-#if PLUGIN_TILDE_DEBUG
- error ("DEBUG plugin~_vst: open_editor()");
-#endif
-
- if ((x->plugin.vst.instance->flags & effFlagsHasEditor) == 0
- || x->plugin.vst.editor_open == 1) {
- /* no editor or editor already open */
- return;
- }
-
- /* Hmph, don't know about the Pd window, so give the desktop as
- the parent to the plug-in; we could actually use
- GetForegroundWindow(), since the user is currently typing into
- the pd subpatch window */
- /*parent = GetDesktopWindow ();*/
- parent = GetForegroundWindow ();
- /*parent = NULL;*/
-
- /* Open the editor! */
- if (!x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effEditOpen,
- 0, 0, parent, 0)) {
- /* no luck error */
- error ("plugin~_vst: couldn't open editor");
- } else {
- x->plugin.vst.editor_open = 1;
- }
-#endif /* WIN32 */
-#endif /* FIXME doesn't work */
-}
-
-static void
-plugin_tilde_vst_close_editor (Pd_Plugin_Tilde* x)
-{
-#if 0 /* FIXME doesn't work */
-#ifdef WIN32
-
- /* precondition(s) */
- assert (x != NULL);
-
-#if PLUGIN_TILDE_DEBUG
- error ("DEBUG plugin~_vst: close_editor()");
-#endif
-
- if ((x->plugin.vst.instance->flags & effFlagsHasEditor) == 0
- || x->plugin.vst.editor_open == 0) {
- /* no editor or it isn't open */
- return;
- }
-
- /* Close the editor */
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effEditClose,
- 0, 0, NULL, 0);
- x->plugin.vst.editor_open = 0;
-
-#endif /* WIN32 */
-#endif /* FIXME doesn't work */
-}
-
-void
-plugin_tilde_vst_update_gui (Pd_Plugin_Tilde* x)
-{
-#if 0 /* FIXME doesn't work */
-#ifdef WIN32
-
- /* precondition(s) */
- assert (x != NULL);
-
-#if PLUGIN_TILDE_DEBUG
- error ("DEBUG plugin~_vst: update_gui()");
-#endif
- if (x->plugin.vst.editor_open) {
- x->plugin.vst.instance->dispatcher (x->plugin.vst.instance,
- effEditIdle,
- 0, 0, NULL, 0);
- }
-#endif /* WIN32 */
-#endif /* FIXME doesn't work */
-}
-
-#endif /* PLUGIN_TILDE_USE_VST */
-
-/* EOF */
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