diff options
Diffstat (limited to 'monitors_midi_pianoroll.c')
| -rw-r--r-- | monitors_midi_pianoroll.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/monitors_midi_pianoroll.c b/monitors_midi_pianoroll.c index f73b398..1234a2b 100644 --- a/monitors_midi_pianoroll.c +++ b/monitors_midi_pianoroll.c @@ -26,7 +26,7 @@ #include <canvas.lv2/forge.h> #define MAX_GRAPH 0x20000 //FIXME actually measure this -#define MAX_NPROPS 4 +#define MAX_NPROPS 6 #define MAX_KEYS 0x80 #define MAX_NOTES 0x80 #define MAX_VELOCITY 0x80 @@ -52,6 +52,8 @@ struct _passive_note_t { struct _plugstate_t { int32_t window; float rotation; + int32_t hflip; + int32_t vflip; float aspect_ratio; uint8_t graph [MAX_GRAPH]; }; @@ -114,6 +116,22 @@ _render(plughandle_t *handle, int64_t frames) fprintf(stderr, "out-of-memory\n"); //FIXME } + if(handle->state.hflip || handle->state.vflip) + { + const float xx = handle->state.hflip ? -1.f : 1.f; + const float xy = 0.f; + const float x0 = handle->state.hflip ? 1.f : 0.f; + + const float yy = handle->state.vflip ? -1.f : 1.f; + const float yx = 0.f; + const float y0 = handle->state.vflip ? 1.f : 0.f; + + if( !lv2_canvas_forge_transform(forge, urid, xx, xy, x0, yy, yx, y0) ) + { + fprintf(stderr, "out-of-memory\n"); //FIXME + } + } + if( (fmod(handle->state.rotation, 360.f) != 0.f) ) { const float rot = handle->state.rotation / 180.f * M_PI; @@ -242,6 +260,16 @@ static const props_def_t defs [MAX_NPROPS] = { .type = LV2_ATOM__Float }, { + .property = MONITORS__horizontalFlip, + .offset = offsetof(plugstate_t, hflip), + .type = LV2_ATOM__Bool + }, + { + .property = MONITORS__verticalFlip, + .offset = offsetof(plugstate_t, vflip), + .type = LV2_ATOM__Bool + }, + { .access = LV2_PATCH__readable, .property = CANVAS__graph, .offset = offsetof(plugstate_t, graph), |