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vo_gl: Make OSD rendering code more readable 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@31886 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2010-08-01 17:36:15 +00:00 committed by Uoti Urpala
parent 431183c03f
commit 0edb9e62d0
1 changed files with 12 additions and 7 deletions
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19
libvo/vo_gl.c
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@ -769,11 +769,16 @@ static void create_osd_texture(int x0, int y0, int w, int h,
osdtexCnt++;
}
#define RENDER_OSD 1
#define RENDER_EOSD 2
/**
* \param type bit 0: render OSD, bit 1: render EOSD
*/
static void do_render_osd(int type) {
if (((type & 1) && osdtexCnt > 0) || ((type & 2) && eosdDispList)) {
int draw_osd = (type & RENDER_OSD) && osdtexCnt > 0;
int draw_eosd = (type & RENDER_EOSD) && eosdDispList;
if (draw_osd || draw_eosd) {
// set special rendering parameters
if (!scaled_osd) {
mpglMatrixMode(GL_PROJECTION);
@ -782,11 +787,11 @@ static void do_render_osd(int type) {
mpglOrtho(0, vo_dwidth, vo_dheight, 0, -1, 1);
}
mpglEnable(GL_BLEND);
if ((type & 2) && eosdDispList) {
if (draw_eosd) {
mpglBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
mpglCallList(eosdDispList);
}
if ((type & 1) && osdtexCnt > 0) {
if (draw_osd) {
mpglColor4ub((osd_color >> 16) & 0xff, (osd_color >> 8) & 0xff, osd_color & 0xff, 0xff - (osd_color >> 24));
// draw OSD
#ifndef FAST_OSD
@ -815,7 +820,7 @@ static void draw_osd(void)
vo_draw_text_ext(osd_w, osd_h, ass_border_x, ass_border_y, ass_border_x, ass_border_y,
image_width, image_height, create_osd_texture);
}
if (vo_doublebuffering) do_render_osd(1);
if (vo_doublebuffering) do_render_osd(RENDER_OSD);
}
static void do_render(void) {
@ -858,14 +863,14 @@ static void flip_page(void) {
mpglClear(GL_COLOR_BUFFER_BIT);
} else {
do_render();
do_render_osd(3);
do_render_osd(RENDER_OSD | RENDER_EOSD);
if (use_glFinish) mpglFinish();
else mpglFlush();
}
}
static void redraw(void) {
if (vo_doublebuffering) { do_render(); do_render_osd(3); }
if (vo_doublebuffering) { do_render(); do_render_osd(RENDER_OSD | RENDER_EOSD); }
flip_page();
}
@ -1332,7 +1337,7 @@ static int control(uint32_t request, void *data)
if (!data)
return VO_FALSE;
genEOSD(data);
if (vo_doublebuffering) do_render_osd(2);
if (vo_doublebuffering) do_render_osd(RENDER_EOSD);
return VO_TRUE;
case VOCTRL_GET_EOSD_RES:
{