~rabbits/orca-toy

5fac06eeba75a322b2740249b7e41369db1554e6 — neauoire 2 years ago 744bb89 
Fixed issue with midi velocity
patch browse .tar.gz 
2 files changed, 90 insertions(+), 135 deletions(-)

M build.sh
M orca.c

M build.sh => build.sh +2 -2
@@ 6,8 6,8 @@ clang-format -i orca.c
rm -f ./orca

# client
# cc -std=c89 -DDEBUG -Wall -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined -L/usr/local/lib -lSDL2 -lportmidi orca.c -o orca
cc -std=c89 -O2 -DNDEBUG -g0 -s -Wall -L/usr/local/lib -lSDL2 -lportmidi orca.c -o orca
cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined -L/usr/local/lib -lSDL2 -lportmidi orca.c -o orca
# cc -std=c89 -O2 -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -L/usr/local/lib -lSDL2 -lportmidi orca.c -o orca

# Size
echo "Size: $(du -sk ./orca)"


M orca.c => orca.c +88 -133
@@ 43,12 43,12 @@ typedef struct {
} Rect2d;

typedef struct {
	int channel, value, velocity, length;
} Note;
	int chn, val, vel, len;
} MidiNote;

Document doc;
char clip[CLIPSZ];
Note voices[VOICES];
MidiNote voices[VOICES];
Rect2d cursor;

int WIDTH = 8 * HOR + PAD * 8 * 2;


@@ 156,7 156,7 @@ SDL_Texture *gTexture = NULL;
Uint32 *pixels;
PmStream *midi;

/* helpers */
#pragma mark - HELPERS

int
clamp(int val, int min, int max)


@@ 174,7 174,7 @@ scpy(char *src, char *dst, int len)
	return dst;
}

/* core */
#pragma mark - CORE

int
ciuc(char c)


@@ 182,40 182,13 @@ ciuc(char c)
	return c >= 'A' && c <= 'Z';
}

int
cilc(char c)
{
	return c >= 'a' && c <= 'z';
}

int
cinu(char c)
{
	return c >= '0' && c <= '9';
}

int
cisp(char c)
{
	return !ciuc(c) && !cilc(c) && !cinu(c) && c != '.';
}

int
clca(int c)
{
	return ciuc(c) ? c + ('a' - 'A') : c;
}

char
cchr(int v, int cap)
{
	v %= 36;
	v *= v < 0 ? -1 : 1;
	v = abs(v % 36);
	if(v >= 0 && v <= 9)
		return '0' + v;
	if(cap)
		return 'A' + (v - 10);
	return 'a' + (v - 10);
	return (cap ? 'A' : 'a') + v - 10;
}

int


@@ 248,7 221,7 @@ nteval(char c)
	return deg / 7 * 12 + notes[deg % 7] + sharp;
}

/* IO */
#pragma mark - IO

char
get(Grid *g, int x, int y)


@@ 265,20 238,6 @@ set(Grid *g, int x, int y, char c)
		g->data[x + (y * g->w)] = c;
}

/* Variables */

void
save(Grid *g, char key, char val)
{
	g->var[cb36(key)] = val;
}

char
load(Grid *g, char key)
{
	return g->var[cb36(key)];
}

/* Syntax */

int


@@ 335,9 294,69 @@ bang(Grid *g, int x, int y)
	return get(g, x - 1, y) == '*' || get(g, x + 1, y) == '*' || get(g, x, y - 1) == '*' || get(g, x, y + 1) == '*';
}

/* Library */
#pragma mark - MIDI

MidiNote *
sendmidi(int chn, int val, int vel, int len)
{
	int i = 0;
	/* Detrigger */
	for(i = 0; i < VOICES; ++i) {
		MidiNote *n = &voices[i];
		if(!n->len || n->chn != chn || n->val != val)
			continue;
		Pm_WriteShort(midi,
			Pt_Time(),
			Pm_Message(0x90 + n->chn, n->val, 0));
		n->len = 0;
	}
	/* Trigger */
	for(i = 0; i < VOICES; ++i) {
		MidiNote *n = &voices[i];
		if(n->len < 1) {
			n->chn = chn;
			n->val = val;
			n->vel = vel;
			n->len = len;
			Pm_WriteShort(midi,
				Pt_Time(),
				Pm_Message(0x90 + chn, val, vel * 3));
			return n;
		}
	}
	return NULL;
}

Note *sendmidi(int chn, int val, int vel, int len);
void
runmidi(void)
{
	int i;
	for(i = 0; i < VOICES; ++i) {
		MidiNote *n = &voices[i];
		if(n->len > 0) {
			n->len--;
			if(n->len == 0)
				Pm_WriteShort(midi,
					Pt_Time(),
					Pm_Message(0x90 + n->chn, n->val, 0));
		}
	}
}

void
initmidi(void)
{
	int i;
	Pm_Initialize();
	for(i = 0; i < Pm_CountDevices(); ++i)
		printf("Device #%d -> %s%s\n",
			i,
			Pm_GetDeviceInfo(i)->name,
			i == DEVICE ? "[x]" : "[ ]");
	Pm_OpenOutput(&midi, DEVICE, NULL, 128, 0, NULL, 1);
}

#pragma mark - LIBRARY

void
opa(Grid *g, int x, int y, char c)


@@ 390,7 409,7 @@ opd(Grid *g, int x, int y, char c)
void
ope(Grid *g, int x, int y, char c)
{
	if(!valid(g, x + 1, y) || get(g, x + 1, y) != '.')
	if(x >= g->h - 1 || get(g, x + 1, y) != '.')
		set(g, x, y, '*');
	else {
		set(g, x, y, '.');


@@ 469,7 488,7 @@ opk(Grid *g, int x, int y, char c)
	for(i = 0; i < len_; ++i) {
		char key = getport(g, x + 1 + i, y, 1);
		if(key != '.')
			setport(g, x + 1 + i, y + 1, load(g, key));
			setport(g, x + 1 + i, y + 1, g->var[cb36(key)]);
	}
	(void)c;
}


@@ 495,7 514,7 @@ opm(Grid *g, int x, int y, char c)
void
opn(Grid *g, int x, int y, char c)
{
	if(!valid(g, x, y - 1) || get(g, x, y - 1) != '.')
	if(y <= 0 || get(g, x, y - 1) != '.')
		set(g, x, y, '*');
	else {
		set(g, x, y, '.');


@@ 567,7 586,7 @@ opr(Grid *g, int x, int y, char c)
void
ops(Grid *g, int x, int y, char c)
{
	if(!valid(g, x, y + 1) || get(g, x, y + 1) != '.')
	if(y >= g->h - 1 || get(g, x, y + 1) != '.')
		set(g, x, y, '*');
	else {
		set(g, x, y, '.');


@@ 614,16 633,16 @@ opv(Grid *g, int x, int y, char c)
	char w = getport(g, x - 1, y, 0);
	char r = getport(g, x + 1, y, 1);
	if(w != '.')
		save(g, w, r);
		g->var[cb36(w)] = r;
	else if(w == '.' && r != '.')
		setport(g, x, y + 1, load(g, r));
		setport(g, x, y + 1, g->var[cb36(r)]);
	(void)c;
}

void
opw(Grid *g, int x, int y, char c)
{
	if(!valid(g, x - 1, y) || get(g, x - 1, y) != '.')
	if(x <= 0 || get(g, x - 1, y) != '.')
		set(g, x, y, '*');
	else {
		set(g, x, y, '.');


@@ 700,12 719,12 @@ opspecial(Grid *g, int x, int y)
	chn = cb36(getport(g, x + 1, y, 1));
	oct = cb36(getport(g, x + 2, y, 1));
	nte = getport(g, x + 3, y, 1);
	vel = cb36(getport(g, x + 4, y, 1));
	vel = getport(g, x + 4, y, 1);
	len = cb36(getport(g, x + 5, y, 1));
	if(bang(g, x, y)) {
		sendmidi(chn,
			12 * oct + nteval(nte),
			!vel ? 36 : clamp(vel, 0, 36),
			vel == '.' ? 36 : clamp(cb36(vel), 0, 36),
			clamp(len, 1, 36));
		settype(g, x, y, 3);
	}


@@ 715,7 734,7 @@ void
operate(Grid *g, int x, int y, char c)
{
	settype(g, x, y, 3);
	switch(clca(c)) {
	switch(ciuc(c) ? c + ('a' - 'A') : c) {
	case 'a': opa(g, x, y, c); break;
	case 'b': opb(g, x, y, c); break;
	case 'c': opc(g, x, y, c); break;


@@ 748,7 767,7 @@ operate(Grid *g, int x, int y, char c)
	}
}

/* General */
#pragma mark - GRID

void
initframe(Grid *g)


@@ 773,9 792,9 @@ rungrid(Grid *g)
		y = i / g->w;
		if(c == '.' || g->lock[i])
			continue;
		if(cinu(c))
		if(c >= '0' && c <= '9')
			continue;
		if(cilc(c) && !bang(g, x, y))
		if(c >= 'a' && c <= 'z' && !bang(g, x, y))
			continue;
		operate(g, x, y, c);
	}


@@ 797,7 816,7 @@ initgrid(Grid *g, int w, int h)
	initframe(g);
}

/* misc */
#pragma mark - DRAW

int
getfont(int x, int y, char c, int type, int sel)


@@ 825,8 844,6 @@ getfont(int x, int y, char c, int type, int sel)
	return 70;
}

/* drawing */

void
putpixel(Uint32 *dst, int x, int y, int color)
{


@@ 865,7 882,7 @@ drawui(Uint32 *dst)
	drawicon(dst, 12 * 8, bottom, font[BPM % 10], 1, 0);
	/* io */
	for(i = 0; i < VOICES; ++i)
		if(voices[i].length)
		if(voices[i].len)
			n++;
	drawicon(dst, 13 * 8, bottom, n > 0 ? icons[2 + clamp(n, 0, 6)] : font[70], 2, 0);
	/* generics */


@@ 908,69 925,7 @@ redraw(Uint32 *dst)
	SDL_RenderPresent(gRenderer);
}

/* midi */

Note *
sendmidi(int chn, int val, int vel, int len)
{
	int i = 0;
	/* Detrigger */
	for(i = 0; i < VOICES; ++i) {
		Note *n = &voices[i];
		if(!n->length || n->channel != chn || n->value != val)
			continue;
		Pm_WriteShort(midi,
			Pt_Time(),
			Pm_Message(0x90 + n->channel, n->value, 0));
		n->length = 0;
	}
	/* Trigger */
	for(i = 0; i < VOICES; ++i) {
		Note *n = &voices[i];
		if(n->length < 1) {
			n->channel = chn;
			n->value = val;
			n->velocity = vel;
			n->length = len;
			Pm_WriteShort(midi,
				Pt_Time(),
				Pm_Message(0x90 + chn, val, vel * 3));
			return n;
		}
	}
	return NULL;
}

void
runmidi(void)
{
	int i;
	for(i = 0; i < VOICES; ++i) {
		Note *n = &voices[i];
		if(n->length > 0) {
			n->length--;
			if(n->length == 0)
				Pm_WriteShort(midi,
					Pt_Time(),
					Pm_Message(0x90 + n->channel, n->value, 0));
		}
	}
}

void
initmidi(void)
{
	int i;
	Pm_Initialize();
	for(i = 0; i < Pm_CountDevices(); ++i)
		printf("Device #%d -> %s%s\n",
			i,
			Pm_GetDeviceInfo(i)->name,
			i == DEVICE ? "[x]" : "[ ]");
	Pm_OpenOutput(&midi, DEVICE, NULL, 128, 0, NULL, 1);
}

/* options */
#pragma mark - OPTIONS

int
error(char *msg, const char *err)


@@ 1135,7 1090,7 @@ quit(void)
	exit(0);
}

/* clip */
#pragma mark - CLIP

void
copyclip(Rect2d *r, char *c)


@@ 1184,7 1139,7 @@ moveclip(Rect2d *r, char *c, int x, int y)
	pasteclip(r, c, 0);
}

/* triggers */
#pragma mark - TRIGGERS

void
domouse(SDL_Event *event)