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New optimisation method for some streaming drivers. It should improve speed by about 30% for those controllers that support it.

ugfx_release_2.6
inmarket 2013-10-02 16:29:02 +10:00
parent 8408e020b4
commit 884db04e8c
2 changed files with 245 additions and 5 deletions
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38
include/gdisp/lld/gdisp_lld.h
View File

@ -49,6 +49,17 @@
#define GDISP_HARDWARE_STREAM_READ FALSE
#endif
/**
* @brief Hardware supports setting the cursor position within the stream window.
* @details If set to @p FALSE this routine is not available.
* @note This is used to optimise setting of individual pixels within a stream window.
* It should therefore not be implemented unless it is cheaper than just setting
* a new window.
*/
#ifndef GDISP_HARDWARE_STREAM_POS
#define GDISP_HARDWARE_STREAM_POS FALSE
#endif
/**
* @brief Hardware accelerated draw pixel.
* @details If set to @p FALSE software emulation is used.
@ -142,8 +153,9 @@ typedef struct GDISPDriver {
#endif
uint16_t flags;
#define GDISP_FLG_INSTREAM 0x0001
#define GDISP_FLG_DRIVER 0x0002 // This flags and above are for use by the driver
#define GDISP_FLG_INSTREAM 0x0001 // We are in a user based stream operation
#define GDISP_FLG_SCRSTREAM 0x0002 // The stream area currently covers the whole screen
#define GDISP_FLG_DRIVER 0x0004 // This flags and above are for use by the driver
// Multithread Mutex
#if GDISP_NEED_MULTITHREAD
@ -216,6 +228,7 @@ typedef struct GDISPDriver {
* @note The parameter variables must not be altered by the driver.
* @note Streaming operations that wrap the defined window have
* undefined results.
* @note This must be followed by a call to @p gdisp_lld_write_pos() if GDISP_HARDWARE_STREAM_POS is TRUE.
*/
LLDSPEC void gdisp_lld_write_start(GDISPDriver *g);
@ -239,6 +252,19 @@ typedef struct GDISPDriver {
* @note The parameter variables must not be altered by the driver.
*/
LLDSPEC void gdisp_lld_write_stop(GDISPDriver *g);
#if GDISP_HARDWARE_STREAM_POS || defined(__DOXYGEN__)
/**
* @brief Change the current position within the current streaming window
* @pre GDISP_HARDWARE_STREAM_POS is TRUE and GDISP_HARDWARE_STREAM_WRITE is TRUE
*
* @param[in] g The driver structure
* @param[in] g->p.x,g->p.y The new position (which will always be within the existing stream window)
*
* @note The parameter variables must not be altered by the driver.
*/
LLDSPEC void gdisp_lld_write_pos(GDISPDriver *g);
#endif
#endif
#if GDISP_HARDWARE_STREAM_READ || defined(__DOXYGEN__)
@ -278,7 +304,6 @@ typedef struct GDISPDriver {
LLDSPEC void gdisp_lld_read_stop(GDISPDriver *g);
#endif
#if GDISP_HARDWARE_DRAWPIXEL || defined(__DOXYGEN__)
/**
* @brief Draw a pixel
@ -424,6 +449,7 @@ typedef struct GDISPDriver {
typedef struct GDISPVMT {
bool_t (*init)(GDISPDriver *g);
void (*writestart)(GDISPDriver *g); // Uses p.x,p.y p.cx,p.cy
void (*writepos)(GDISPDriver *g); // Uses p.x,p.y
void (*writecolor)(GDISPDriver *g); // Uses p.color
void (*writestop)(GDISPDriver *g); // Uses no parameters
void (*readstart)(GDISPDriver *g); // Uses p.x,p.y p.cx,p.cy
@ -446,6 +472,11 @@ typedef struct GDISPDriver {
gdisp_lld_init,
#if GDISP_HARDWARE_STREAM_WRITE
gdisp_lld_write_start,
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos,
#else
0,
#endif
gdisp_lld_write_color,
gdisp_lld_write_stop,
#else
@ -509,6 +540,7 @@ typedef struct GDISPDriver {
#else
#define gdisp_lld_init(g) g->vmt->init(g)
#define gdisp_lld_write_start(g) g->vmt->writestart(g)
#define gdisp_lld_write_pos(g) g->vmt->writepos(g)
#define gdisp_lld_write_color(g) g->vmt->writecolor(g)
#define gdisp_lld_write_stop(g) g->vmt->writestop(g)
#define gdisp_lld_read_start(g) g->vmt->readstart(g)

212
src/gdisp/gdisp.c
View File

@ -54,6 +54,17 @@ GDISPControl *GDISP = &GDISP_DRIVER_STRUCT.g;
/* Internal functions. */
/*==========================================================================*/
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
static INLINE void setglobalwindow(void) {
coord_t x, y;
x = GC->p.x; y = GC->p.y;
GC->p.cx = GC->g.Width; GC->p.cy = GC->g.Height;
gdisp_lld_write_start(GC);
GC->p.x = x; GC->p.y = y;
GC->flags |= GDISP_FLG_SCRSTREAM;
}
#endif
// drawpixel_clip()
// Parameters: x,y
// Alters: cx, cy (if using streaming)
@ -67,6 +78,18 @@ GDISPControl *GDISP = &GDISP_DRIVER_STRUCT.g;
#else
#define drawpixel_clip() gdisp_lld_draw_pixel(GC)
#endif
#elif GDISP_HARDWARE_STREAM_POS
// Next best is cursor based streaming
static INLINE void drawpixel_clip(void) {
#if NEED_CLIPPING
if (GC->p.x < GC->clipx0 || GC->p.x >= GC->clipx1 || GC->p.y < GC->clipy0 || GC->p.y >= GC->clipy1)
return;
#endif
if (!(GC->flags & GDISP_FLG_SCRSTREAM))
setglobalwindow();
gdisp_lld_write_pos(GC);
gdisp_lld_write_color(GC);
}
#else
// Worst is streaming
static INLINE void drawpixel_clip(void) {
@ -86,6 +109,8 @@ GDISPControl *GDISP = &GDISP_DRIVER_STRUCT.g;
// Parameters: x,y cx,cy and color
// Alters: nothing
// Note: This is not clipped
// Resets the streaming area
// if GDISP_HARDWARE_STREAM_WRITE and GDISP_HARDWARE_STREAM_POS is set.
#if GDISP_HARDWARE_FILLS
// Best is hardware accelerated area fill
#define fillarea() gdisp_lld_fill_area(GC)
@ -96,7 +121,17 @@ GDISPControl *GDISP = &GDISP_DRIVER_STRUCT.g;
area = (uint32_t)GC->p.cx * GC->p.cy;
#if GDISP_HARDWARE_STREAM_POS
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
for(; area; area--)
gdisp_lld_write_color(GC);
gdisp_lld_write_stop(GC);
@ -130,6 +165,8 @@ GDISPControl *GDISP = &GDISP_DRIVER_STRUCT.g;
// Parameters: x,y and x1
// Alters: x,y x1,y1 cx,cy
// Assumes the window covers the screen and a write_stop() will occur later
// if GDISP_HARDWARE_STREAM_WRITE and GDISP_HARDWARE_STREAM_POS is set.
static void hline_clip(void) {
// Swap the points if necessary so it always goes from x to x1
if (GC->p.x1 < GC->p.x) {
@ -152,6 +189,12 @@ static void hline_clip(void) {
#if GDISP_HARDWARE_DRAWPIXEL
// Best is hardware accelerated pixel draw
gdisp_lld_draw_pixel(GC);
#elif GDISP_HARDWARE_STREAM_POS
// Next best is cursor based streaming
if (!(GC->flags & GDISP_FLG_SCRSTREAM))
setglobalwindow();
gdisp_lld_write_pos(GC);
gdisp_lld_write_color(GC);
#else
// Worst is streaming
GC->p.cx = GC->p.cy = 1;
@ -168,6 +211,12 @@ static void hline_clip(void) {
GC->p.cx = GC->p.x1 - GC->p.x + 1;
GC->p.cy = 1;
gdisp_lld_fill_area(GC);
#elif GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
// Next best is cursor based streaming
if (!(GC->flags & GDISP_FLG_SCRSTREAM))
setglobalwindow();
gdisp_lld_write_pos(GC);
do { gdisp_lld_write_color(GC); } while(GC->p.cx--);
#elif GDISP_HARDWARE_STREAM_WRITE
// Next best is streaming
GC->p.cx = GC->p.x1 - GC->p.x + 1;
@ -200,12 +249,18 @@ static void vline_clip(void) {
// This is an optimization for the point case. It is only worthwhile however if we
// have hardware fills or if we support both hardware pixel drawing and hardware streaming
#if GDISP_HARDWARE_FILLS || (GDISP_HARDWARE_DRAWPIXEL && GDISP_HARDWARE_STREAM_WRITE)
#if GDISP_HARDWARE_FILLS || (GDISP_HARDWARE_DRAWPIXEL && GDISP_HARDWARE_STREAM_WRITE) || (GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE)
// Is this a point
if (GC->p.y == GC->p.y1) {
#if GDISP_HARDWARE_DRAWPIXEL
// Best is hardware accelerated pixel draw
gdisp_lld_draw_pixel(GC);
#elif GDISP_HARDWARE_STREAM_POS
// Next best is cursor based streaming
if (!(GC->flags & GDISP_FLG_SCRSTREAM))
setglobalwindow();
gdisp_lld_write_pos(GC);
gdisp_lld_write_color(GC);
#else
// Worst is streaming
GC->p.cx = GC->p.cy = 1;
@ -224,9 +279,18 @@ static void vline_clip(void) {
gdisp_lld_fill_area(GC);
#elif GDISP_HARDWARE_STREAM_WRITE
// Next best is streaming
#if GDISP_HARDWARE_STREAM_POS
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
GC->p.cy = GC->p.y1 - GC->p.y + 1;
GC->p.cx = 1;
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
do { gdisp_lld_write_color(GC); } while(GC->p.cy--);
gdisp_lld_write_stop(GC);
#else
@ -363,6 +427,9 @@ void _gdispInit(void) {
GC->p.cx = cx;
GC->p.cy = cy;
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
#else
// Worst - save the parameters and use pixel drawing
@ -501,6 +568,12 @@ void gdispDrawPixel(coord_t x, coord_t y, color_t color) {
GC->p.y = y;
GC->p.color = color;
drawpixel_clip();
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -512,6 +585,12 @@ void gdispDrawLine(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color
GC->p.y1 = y1;
GC->p.color = color;
line_clip();
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -541,6 +620,9 @@ void gdispClear(color_t color) {
area = (uint32_t)GC->p.cx * GC->p.cy;
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
for(; area; area--)
gdisp_lld_write_color(GC);
gdisp_lld_write_stop(GC);
@ -605,6 +687,9 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
GC->p.cx = cx;
GC->p.cy = cy;
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
for(GC->p.y = y; GC->p.y < srcy; GC->p.y++, buffer += srccx) {
for(GC->p.x = x; GC->p.x < srcx; GC->p.x++) {
GC->p.color = *buffer++;
@ -716,6 +801,13 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
GC->p.x = x + a; GC->p.y = y - b; drawpixel_clip();
GC->p.x = x - a; GC->p.y = y + b; drawpixel_clip();
GC->p.x = x - a; GC->p.y = y - b; drawpixel_clip();
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
#endif
@ -750,6 +842,13 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
} while(a < b);
GC->p.y = y+a; GC->p.x = x-b; GC->p.x1 = x+b; hline_clip();
GC->p.y = y-a; GC->p.x = x-b; GC->p.x1 = x+b; hline_clip();
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
#endif
@ -787,6 +886,13 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
err -= (2*dy-1)*a2;
}
} while(dy >= 0);
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
#endif
@ -822,6 +928,13 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
err -= (2*dy-1)*a2;
}
} while(dy >= 0);
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
#endif
@ -888,8 +1001,16 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
if (full & 0x0C) { GC->p.x = x-a; GC->p.y = y-b; drawpixel_clip(); }
if (full & 0x03) { GC->p.x = x+a; GC->p.y = y-b; drawpixel_clip(); }
if (full & 0x30) { GC->p.x = x-a; GC->p.y = y+b; drawpixel_clip(); }
if (full == 0xFF)
if (full == 0xFF) {
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT;
return;
}
}
#if GFX_USE_GMISC && GMISC_NEED_FIXEDTRIG
@ -1002,6 +1123,13 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
if (((sbit & 0x10) && a >= sedge && a <= eedge) || ((sbit & 0x20) && a <= sedge && a >= eedge))
{ GC->p.x = x-a; GC->p.y = y+b; drawpixel_clip(); }
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
#endif
@ -1499,6 +1627,12 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
break;
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1664,6 +1798,9 @@ void gdispBlitAreaEx(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx,
GC->p.cx = fx;
GC->p.cy = 1;
gdisp_lld_write_start(GC);
#if GDISP_HARDWARE_STREAM_POS
gdisp_lld_write_pos(GC);
#endif
for(j = 0; j < fx; j++) {
GC->p.color = GC->linebuf[j];
gdisp_lld_write_color(GC);
@ -1776,6 +1913,13 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
GC->p.x = cx; GC->p.y = y; GC->p.y1 = cy; vline_clip();
}
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1791,6 +1935,13 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
GC->p.x=tx+p->x; GC->p.y=ty+p->y; GC->p.x1=tx+p[1].x; GC->p.y1=ty+p[1].y; line_clip();
}
GC->p.x=tx+p->x; GC->p.y=ty+p->y; GC->p.x1=tx+pntarray->x; GC->p.y1=ty+pntarray->y; line_clip();
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1850,6 +2001,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
}
if (!cnt) {
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
return;
}
@ -1859,6 +2016,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
if (ymax == lpnt->y) {
for (lpnt = lpnt <= pntarray ? epnts : lpnt-1; lpnt->y == y; cnt--) {
if (!cnt) {
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
return;
}
@ -1869,6 +2032,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
} else {
for (rpnt = rpnt >= epnts ? pntarray : rpnt+1; rpnt->y == y; cnt--) {
if (!cnt) {
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
return;
}
@ -1948,6 +2117,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
GC->t.clipy1 = y + font->height;
GC->t.color = color;
mf_render_character(font, x, y, c, drawcharline, GC);
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1967,6 +2142,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
fillarea();
mf_render_character(font, x, y, c, fillcharline, GC);
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1980,6 +2161,12 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
GC->t.color = color;
mf_render_aligned(font, x+font->baseline_x, y, MF_ALIGN_LEFT, str, 0, drawcharglyph, GC);
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -1999,6 +2186,13 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
fillarea();
mf_render_aligned(font, x+font->baseline_x, y, MF_ALIGN_LEFT, str, 0, fillcharglyph, GC);
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -2026,6 +2220,13 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
y += (cy+1 - font->height)/2;
mf_render_aligned(font, x, y, justify, str, 0, drawcharglyph, GC);
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}
@ -2063,6 +2264,13 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
/* Render */
mf_render_aligned(font, x, y, justify, str, 0, fillcharglyph, GC);
}
#if GDISP_HARDWARE_STREAM_POS && GDISP_HARDWARE_STREAM_WRITE
if ((GC->flags & GDISP_FLG_SCRSTREAM)) {
gdisp_lld_write_stop(GC);
GC->flags &= ~GDISP_FLG_SCRSTREAM;
}
#endif
MUTEX_EXIT();
}