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some test gui work, lv2 port notifications start to work

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This commit is contained in:
Stefano D'Angelo 2024-05-11 11:30:39 +02:00
parent 3259b1e2fc
commit b6500cddff
3 changed files with 130 additions and 11 deletions
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12
templates/lv2/src/lv2.c
View File

@ -325,8 +325,18 @@ static void ui_cleanup(LV2UI_Handle handle) {
plugin_ui_free((plugin_ui *)handle);
}
#define CONTROL_INPUT_INDEX_OFFSET ( \
DATA_PRODUCT_AUDIO_INPUT_CHANNELS_N \
+ DATA_PRODUCT_AUDIO_OUTPUT_CHANNELS_N \
+ DATA_PRODUCT_MIDI_INPUTS_N \
+ DATA_PRODUCT_MIDI_OUTPUTS_N )
#define CONTROL_OUTPUT_INDEX_OFFSET (CONTROL_INPUT_INDEX_OFFSET + DATA_PRODUCT_CONTROL_INPUTS_N)
static void ui_port_event(LV2UI_Handle handle, uint32_t port_index, uint32_t buffer_size, uint32_t format, const void * buffer) {
//TODO
if (port_index < CONTROL_OUTPUT_INDEX_OFFSET)
plugin_ui_set_parameter((plugin_ui *)handle, param_data[port_index - CONTROL_INPUT_INDEX_OFFSET].index, *((float *)buffer));
else
plugin_ui_set_parameter((plugin_ui *)handle, param_out_index[port_index - CONTROL_OUTPUT_INDEX_OFFSET], *((float *)buffer));
}
static int ui_idle(LV2UI_Handle handle) {

2
templates/vst3/src/data.h
View File

@ -216,7 +216,7 @@ static struct {
#endif
{{?it.product.parameters.find(x => x.isLatency)}}
#define DATA_PARAM_LATENCY_INDEX {{=it.product.parameters.find(x => x.isLatency).paramIndex}}
#define DATA_PARAM_LATENCY_INDEX {{=it.product.parameters.find(x => x.isLatency).paramIndex}}
{{?}}
{{?it.product.ui}}

127
test/plugin.h
View File

@ -127,21 +127,107 @@ typedef struct {
void * widget;
PuglWorld * world;
PuglView * view;
float gain;
float delay;
float cutoff;
char bypass;
float y_z1;
} plugin_ui;
#define WIDTH 600.0
#define HEIGHT 400.0
#define RATIO (WIDTH / HEIGHT)
#define INV_RATIO (HEIGHT / WIDTH)
static void plugin_ui_get_default_size(uint32_t *width, uint32_t *height) {
*width = 600;
*height = 400;
*width = WIDTH;
*height = HEIGHT;
}
static void plugin_ui_draw(plugin_ui *instance) {
PuglRect frame = puglGetFrame(instance->view);
if (frame.width == 0 || frame.height == 0)
return;
double x, y, w, h;
double fw = frame.width;
double fh = frame.height;
if (fw / fh > RATIO) {
w = RATIO * fh;
h = fh;
x = (fw - w) / 2;
y = 0.0;
} else {
w = fw;
h = INV_RATIO * fw;
x = 0.0;
y = (fh - h) / 2;
}
cairo_t *cr = (cairo_t *)puglGetContext(instance->view);
cairo_set_line_width(cr, 0.005 * h);
cairo_set_source_rgb(cr, 0, 0, 0);
cairo_paint(cr);
cairo_set_source_rgb(cr, 0.2, 0.2, 0.2);
cairo_rectangle(cr, x, y, w, h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.1, 0.1, 0.1);
cairo_rectangle(cr, x + 0.1 * w, y + 0.15 * h, 0.8 * w, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.5, 0.5, 0.5);
cairo_rectangle(cr, x + 0.1 * w, y + 0.15 * h, 0.8 * w * instance->gain, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.7, 0.7, 0.7);
cairo_rectangle(cr, x + 0.1 * w, y + 0.15 * h, 0.8 * w, 0.1 * h);
cairo_stroke(cr);
cairo_set_source_rgb(cr, 0.1, 0.1, 0.1);
cairo_rectangle(cr, x + 0.1 * w, y + 0.3 * h, 0.8 * w, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.5, 0.5, 0.5);
cairo_rectangle(cr, x + 0.1 * w, y + 0.3 * h, 0.8 * w * instance->delay, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.7, 0.7, 0.7);
cairo_rectangle(cr, x + 0.1 * w, y + 0.3 * h, 0.8 * w, 0.1 * h);
cairo_stroke(cr);
cairo_set_source_rgb(cr, 0.1, 0.1, 0.1);
cairo_rectangle(cr, x + 0.1 * w, y + 0.45 * h, 0.8 * w, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.5, 0.5, 0.5);
cairo_rectangle(cr, x + 0.1 * w, y + 0.45 * h, 0.8 * w * instance->cutoff, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.7, 0.7, 0.7);
cairo_rectangle(cr, x + 0.1 * w, y + 0.45 * h, 0.8 * w, 0.1 * h);
cairo_stroke(cr);
if (instance->bypass)
cairo_set_source_rgb(cr, 1.0, 0, 0);
else
cairo_set_source_rgb(cr, 0.7, 0.7, 0.7);
cairo_rectangle(cr, x + 0.4 * w, y + 0.6 * h, 0.2 * w, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.1, 0.1, 0.1);
cairo_rectangle(cr, x + 0.1 * w, y + 0.75 * h, 0.8 * w, 0.1 * h);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.5, 0.5, 0.5);
cairo_rectangle(cr, x + 0.1 * w, y + 0.75 * h, 0.8 * w * instance->y_z1, 0.1 * h);
cairo_fill(cr);
return 0;
}
static PuglStatus plugin_ui_on_event(PuglView *view, const PuglEvent *event) {
switch (event->type) {
case PUGL_EXPOSE:
{
cairo_t *cr = (cairo_t *)puglGetContext(view);
cairo_set_source_rgb(cr, 1, 0.5, 0);
cairo_paint(cr);
}
plugin_ui_draw((plugin_ui *)puglGetHandle(view));
break;
default:
break;
@ -155,10 +241,10 @@ static plugin_ui *plugin_ui_create(char has_parent, void *parent) {
return NULL;
instance->world = puglNewWorld(PUGL_MODULE, 0);
instance->view = puglNewView(instance->world);
puglSetSizeHint(instance->view, PUGL_DEFAULT_SIZE, 600, 400);
puglSetSizeHint(instance->view, PUGL_DEFAULT_SIZE, WIDTH, HEIGHT);
puglSetViewHint(instance->view, PUGL_RESIZABLE, PUGL_TRUE);
puglSetBackend(instance->view, puglCairoBackend());
PuglRect frame = { 0, 0, 600, 400 };
PuglRect frame = { 0, 0, WIDTH, HEIGHT };
puglSetFrame(instance->view, frame);
puglSetEventFunc(instance->view, plugin_ui_on_event);
if (has_parent)
@ -169,6 +255,7 @@ static plugin_ui *plugin_ui_create(char has_parent, void *parent) {
return NULL;
}
puglShow(instance->view, PUGL_SHOW_RAISE);
puglSetHandle(instance->view, instance);
instance->widget = (void *)puglGetNativeView(instance->view);
return instance;
}
@ -183,4 +270,26 @@ static void plugin_ui_idle(plugin_ui *instance) {
puglUpdate(instance->world, 0);
}
static void plugin_ui_set_parameter(plugin_ui *instance, size_t index, float value) {
switch (index) {
case 0:
instance->gain = 0.0125f * value + 0.75f;
break;
case 1:
instance->delay = 0.001f * value;
break;
case 2:
// (bad) approx log unmap
instance->cutoff = (1.0326554320337176f * value - 20.65310864067435f) / (value + 632.4555320336754f);
break;
case 3:
instance->bypass = value >= 0.5f;
break;
case 4:
instance->y_z1 = 0.5f * value + 0.5f;
break;
}
puglPostRedisplay(instance->view);
}
#endif