void bench_line(int n)
{
epx_pixmap_t* a;
epx_gc_t* gc;
int x0 = 0, x1 = 639;
int y0, y1;
int i;
double tfsum = 0.0;
gc = epx_gc_create();
a = epx_pixmap_create(640, 480, EPX_FORMAT_ARGB);
epx_gc_set_line_style(gc, EPX_FILL_STYLE_BLEND);
epx_gc_set_foreground_color(gc, epx_pixel_argb(127,100,200,150));
for (i = 0; i < n; i++) {
struct timeval t, t0, t1;
double tf;
gettimeofday(&t0, NULL);
for (y0 = 0; y0 < 480; y0++) {
y1 = 439-y0;
epx_pixmap_draw_line(a, gc, x0, y0, x1, y1);
}
gettimeofday(&t1, NULL);
timersub(&t1, &t0, &t);
tf = 480.0/(t.tv_sec+(t.tv_usec/1000000.0));
tfsum += tf;
}
printf("LINE Avg: %f/s\n", tfsum/n);
}
/* Time the blend fill area function */
void bench_blend_fill(int n)
{
epx_pixmap_t* a;
epx_gc_t* gc;
int i, j;
double tfsum = 0.0;
/* Bench mark blending function */
gc = epx_gc_create();
a = epx_pixmap_create(640, 480, EPX_FORMAT_ARGB);
epx_gc_set_fill_style(gc, EPX_FILL_STYLE_BLEND);
epx_gc_set_border_width(gc, 0);
epx_gc_set_fill_color(gc, epx_pixel_argb(127,100,200,150));
for (j = 0; j < n; j++) {
struct timeval t, t0, t1;
double tf;
gettimeofday(&t0, NULL);
for (i = 0; i < 100; i++) {
epx_pixmap_draw_rectangle(a, gc, 0, 0, 640, 480);
}
gettimeofday(&t1, NULL);
timersub(&t1, &t0, &t);
tf = 100.0/(t.tv_sec+(t.tv_usec/1000000.0));
tfsum += tf;
}
printf("BFILL: Avg: %f/s\n", tfsum/n);
}
/* Draw & Blend animation frame with background */
void epx_anim_draw_frame(epx_pixmap_t* pic, epx_gc_t* gc, int x, int y,
int width, int height, epx_format_t src_pt,
epx_anim_pixels_t* base,
epx_anim_pixels_t* current)
{
u_int8_t fader = gc->fader_value;
u_int8_t *src = (u_int8_t*) current;
u_int8_t* src_save = NULL;
int n_blocks = 0;
unsigned char *dst0 = EPX_PIXEL_ADDR(pic, x, y);
int dst_wb = pic->bytes_per_row;
epx_format_t src_format = src_pt;
int srcPixelSize = EPX_PIXEL_BYTE_SIZE(src_pt);
epx_format_t dst_format = pic->pixel_format;
int dstPixelSize = pic->bytes_per_pixel;
epx_rect_t r = {{x,y}, {width,height}};
int x0, yi;
int clip_y0, clip_y1;
int clip_x0, clip_x1, clip_len;
int need_x_clip;
if (epx_rect_is_subrect(&r, &pic->clip)) {
if (src_format == dst_format) {
if (dst_format == EPX_FORMAT_BGRA)
goto bgra_noclip;
else if (dst_format == EPX_FORMAT_RGBA)
goto rgba_noclip;
goto no_clip;
}
}
goto clip;
/* if we must clip the image we do the general stuff */
clip:
clip_y0 = epx_rect_top(&pic->clip);
clip_y1 = epx_rect_bottom(&pic->clip);
clip_x0 = epx_rect_left(&pic->clip);
clip_x1 = epx_rect_right(&pic->clip);
clip_len = epx_rect_width(&pic->clip);
yi = y;
x0 = x;
need_x_clip = !( (x0 >= clip_x0) && ((x0+width-1) <= clip_x1) );
while(height--) {
int xi = x0;
int w = width;
if (!epx_in_range(yi, clip_y0, clip_y1)) {
// The line is clipped but we must skip the source data
while(w) {
epx_anim_pixels_t* hdr = (epx_anim_pixels_t*) src;
u_int32_t pcount;
if (hdr->type == EPX_ANIM_INDIRECT) {
u_int8_t *isrc = ((u_int8_t*)base) + hdr->count;
n_blocks = hdr->nblocks; // number of blocks to run
src_save = src + sizeof(epx_anim_pixels_t); // continue point
src = isrc;
hdr = (epx_anim_pixels_t*) src; // switch to indirect header
}
src += sizeof(epx_anim_pixels_t);
pcount = hdr->count;
w -= pcount;
switch(hdr->type) {
case EPX_ANIM_SKIP:
break;
case EPX_ANIM_SHADOW:
src += pcount;
break;
case EPX_ANIM_BGRA:
case EPX_ANIM_RGBA:
src += pcount*4;
break;
case EPX_ANIM_COPY:
src += pcount*srcPixelSize;
break;
case EPX_ANIM_FILL:
src += 4;
break;
default:
break;
}
if (n_blocks) { // are we running indirect blocks?
if (n_blocks == 1)
src = src_save; // restore & continue
n_blocks--;
}
}
}
else if (!need_x_clip) { // No horizontal clipping needed
unsigned char *dst = EPX_PIXEL_ADDR(pic, xi, yi);
while(w) {
epx_anim_pixels_t* hdr = (epx_anim_pixels_t*) src;
u_int32_t pcount;
u_int8_t a;
if (hdr->type == EPX_ANIM_INDIRECT) {
u_int8_t *isrc = ((u_int8_t*)base) + hdr->count;
n_blocks = hdr->nblocks; // number of blocks to run
src_save = src + sizeof(epx_anim_pixels_t); // continue point
src = isrc;
hdr = (epx_anim_pixels_t*) src; // switch to indirect header
}
src += sizeof(epx_anim_pixels_t);
pcount = hdr->count;
w -= pcount;
switch(hdr->type) {
case EPX_ANIM_SKIP:
break;
case EPX_ANIM_SHADOW:
epx_add_color_row(src, EPX_FORMAT_A8,
dst, dst_format,
fader, epx_pixel_transparent,
pcount, EPX_FLAG_BLEND);
src += pcount;
break;
case EPX_ANIM_BGRA:
epx_fade_row(src,EPX_FORMAT_BGRA,
dst, dst_format, fader, pcount);
src += pcount*4;
break;
case EPX_ANIM_RGBA:
epx_fade_row(src,EPX_FORMAT_RGBA,
dst, dst_format, fader, pcount);
src += pcount*4;
break;
case EPX_ANIM_COPY:
if (fader == ALPHA_FACTOR_1)
epx_copy_row(src, src_format,
dst, dst_format,
pcount);
else if (fader != ALPHA_FACTOR_0)
epx_alpha_row(src, src_format,
dst, dst_format,
fader, pcount);
src += pcount*srcPixelSize;
break;
case EPX_ANIM_FILL:
a= (fader==ALPHA_FACTOR_1) ? src[0] : ((src[0]*fader) >> 8);
if (a == EPX_ALPHA_TRANSPARENT)
;
else if (a == EPX_ALPHA_OPAQUE)
epx_fill_row(dst, dst_format,
epx_pixel_argb(a,src[1],src[2],src[3]),
pcount);
else
epx_fill_row_blend(dst, dst_format,
epx_pixel_argb(a,src[1],
src[2],src[3]),
pcount);
src += 4;
break;
default:
break;
}
dst += pcount*dstPixelSize;
if (n_blocks) { // are we running indirect blocks?
if (n_blocks == 1)
src = src_save; // restore & continue
n_blocks--;
}
}
}
else { // we need to clip dds
/* Copy animation frame to background */
void epx_anim_copy_frame(epx_pixmap_t* pic, epx_gc_t* gc, int x, int y,
int width, int height, epx_format_t src_pt,
epx_anim_pixels_t* base,
epx_anim_pixels_t* current)
{
(void) gc;
u_int8_t *src = (u_int8_t*) current;
u_int8_t* src_save = NULL;
int n_blocks = 0;
unsigned char *dst0 = EPX_PIXEL_ADDR(pic, x, y);
int dst_wb = pic->bytes_per_row;
epx_format_t src_format = src_pt;
int srcPixelSize = EPX_PIXEL_BYTE_SIZE(src_pt);
epx_format_t dst_format = pic->pixel_format;
int dstPixelSize = pic->bytes_per_pixel;
while(height--) {
unsigned char* dst = dst0;
int w = width;
dst0 += dst_wb;
while(w) {
epx_anim_pixels_t* hdr = (epx_anim_pixels_t*) src;
u_int32_t pcount;
if (hdr->type == EPX_ANIM_INDIRECT) {
u_int8_t *isrc = ((u_int8_t*)base) + hdr->count;
n_blocks = hdr->nblocks; // number of blocks to run
src_save = src + sizeof(epx_anim_pixels_t); // continue point
src = isrc;
hdr = (epx_anim_pixels_t*) src; // switch to indirect header
}
src += sizeof(epx_anim_pixels_t);
pcount = hdr->count;
w -= pcount;
switch(hdr->type) {
case EPX_ANIM_SKIP:
break;
case EPX_ANIM_SHADOW:
epx_copy_row(src, EPX_FORMAT_A8,
dst, dst_format, pcount);
src += pcount;
break;
case EPX_ANIM_RGBA:
epx_copy_row(src,EPX_FORMAT_RGBA,
dst, dst_format, pcount);
src += pcount*4;
break;
case EPX_ANIM_BGRA:
epx_copy_row(src,EPX_FORMAT_BGRA,
dst, dst_format, pcount);
src += pcount*4;
break;
case EPX_ANIM_COPY: // BGRA values!!!
epx_copy_row(src, src_format,
dst, dst_format,
pcount);
src += pcount*srcPixelSize;
break;
case EPX_ANIM_FILL:
epx_fill_row(dst, dst_format,
epx_pixel_argb(src[0],src[1],src[2],src[3]),
pcount);
src += 4;
break;
default:
break;
}
dst += pcount*dstPixelSize;
if (n_blocks) { // are we running indirect blocks?
if (n_blocks == 1)
src = src_save; // restore & continue
n_blocks--;
}
}
}
}
