mirror of
https://github.com/libretro/RetroArch
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(omap_gfx.c) Style nits
This commit is contained in:
twinaphex
parent
a1959a83c8
commit
91cba8094d
@ -40,20 +40,23 @@
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#include "config.h"
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#endif
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typedef struct omapfb_page {
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typedef struct omapfb_page
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{
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unsigned yoffset;
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void *buf;
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bool used;
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} omapfb_page_t;
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typedef struct omapfb_state {
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typedef struct omapfb_state
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{
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struct omapfb_plane_info pi;
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struct omapfb_mem_info mi;
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struct fb_var_screeninfo si;
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void* mem;
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} omapfb_state_t;
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typedef struct omapfb_data {
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typedef struct omapfb_data
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{
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const char* fbname;
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int fd;
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@ -79,27 +82,33 @@ typedef struct omapfb_data {
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} omapfb_data_t;
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static const char *get_fb_device(void) {
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const int fbidx = g_settings.video.monitor_index;
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static const char *get_fb_device(void)
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{
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static char fbname[12];
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const int fbidx = g_settings.video.monitor_index;
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if (fbidx == 0) return "/dev/fb0";
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if (fbidx == 0)
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return "/dev/fb0";
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snprintf(fbname, sizeof(fbname), "/dev/fb%d", fbidx - 1);
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RARCH_LOG("video_omap: Using %s as framebuffer device\n", fbname);
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return fbname;
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}
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static omapfb_page_t *get_page(omapfb_data_t *pdata) {
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omapfb_page_t *page = NULL;
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static omapfb_page_t *get_page(omapfb_data_t *pdata)
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{
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unsigned i;
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omapfb_page_t *page = NULL;
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for (i = 0; i < pdata->num_pages; ++i) {
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for (i = 0; i < pdata->num_pages; ++i)
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{
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if (&pdata->pages[i] == pdata->cur_page)
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continue;
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if (&pdata->pages[i] == pdata->old_page)
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continue;
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if (!pdata->pages[i].used) {
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if (!pdata->pages[i].used)
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{
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page = &pdata->pages[i];
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break;
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}
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@ -108,8 +117,10 @@ static omapfb_page_t *get_page(omapfb_data_t *pdata) {
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return page;
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}
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static void page_flip(omapfb_data_t *pdata) {
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if (pdata->sync) ioctl(pdata->fd, OMAPFB_WAITFORGO);
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static void page_flip(omapfb_data_t *pdata)
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{
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if (pdata->sync)
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ioctl(pdata->fd, OMAPFB_WAITFORGO);
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/* TODO: should we use the manual update feature of the OMAP here? */
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@ -120,16 +131,19 @@ static void page_flip(omapfb_data_t *pdata) {
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pdata->old_page->used = false;
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}
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static int read_sysfs(const char *fname, char *buff, size_t size) {
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FILE *f;
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static int read_sysfs(const char *fname, char *buff, size_t size)
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{
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int ret;
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FILE *f = fopen(fname, "r");
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f = fopen(fname, "r");
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if (f == NULL) return -1;
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if (f == NULL)
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return -1;
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ret = fread(buff, 1, size - 1, f);
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fclose(f);
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if (ret <= 0) return -1;
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if (ret <= 0)
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return -1;
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buff[ret] = 0;
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for (ret--; ret >= 0 && isspace(buff[ret]); ret--)
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@ -138,26 +152,33 @@ static int read_sysfs(const char *fname, char *buff, size_t size) {
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return 0;
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}
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static inline void put_pixel_rgb565(uint16_t *p, unsigned r, unsigned g, unsigned b) {
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static inline void put_pixel_rgb565(uint16_t *p,
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unsigned r, unsigned g, unsigned b)
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{
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*p = (((r >> 3) & 0x1f) << 11) | (((g >> 2) & 0x3f) << 5) | ((b >> 3) & 0x1f);
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}
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static inline void put_pixel_argb8888(uint32_t *p, unsigned r, unsigned g, unsigned b) {
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static inline void put_pixel_argb8888(uint32_t *p,
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unsigned r, unsigned g, unsigned b)
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{
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*p = ((r << 16) & 0xff0000) | ((g << 8) & 0x00ff00) | ((b << 0) & 0x0000ff);
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}
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static int omapfb_detect_screen(omapfb_data_t *pdata) {
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int fb_id, overlay_id = -1, display_id = -1;
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char buff[64], manager_name[64], display_name[64];
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static int omapfb_detect_screen(omapfb_data_t *pdata)
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{
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struct stat status;
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int i, ret;
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int w, h;
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FILE *f;
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int fb_id, overlay_id = -1, display_id = -1;
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char buff[64], manager_name[64], display_name[64];
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/* Find out the native screen resolution, which is needed to
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* properly center the scaled image data. */
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ret = stat(pdata->fbname, &status);
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if (ret != 0) {
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if (ret != 0)
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{
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RARCH_ERR("video_omap: can't stat %s\n", pdata->fbname);
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return -1;
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}
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@ -165,35 +186,43 @@ static int omapfb_detect_screen(omapfb_data_t *pdata) {
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snprintf(buff, sizeof(buff), "/sys/class/graphics/fb%d/overlays", fb_id);
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f = fopen(buff, "r");
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if (f == NULL) {
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if (f == NULL)
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{
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RARCH_ERR("video_omap: can't open %s\n", buff);
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return -1;
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}
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ret = fscanf(f, "%d", &overlay_id);
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fclose(f);
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if (ret != 1) {
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if (ret != 1)
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{
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RARCH_ERR("video_omap: can't parse %s\n", buff);
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return -1;
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}
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snprintf(buff, sizeof(buff), "/sys/devices/platform/omapdss/overlay%d/manager", overlay_id);
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ret = read_sysfs(buff, manager_name, sizeof(manager_name));
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if (ret < 0) {
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if (ret < 0)
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{
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RARCH_ERR("video_omap: can't read manager name\n");
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return -1;
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}
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for (i = 0; ; i++) {
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for (i = 0; ; i++)
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{
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snprintf(buff, sizeof(buff), "/sys/devices/platform/omapdss/manager%d/name", i);
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ret = read_sysfs(buff, buff, sizeof(buff));
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if (ret < 0) break;
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if (strcmp(manager_name, buff) == 0) {
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if (ret < 0)
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break;
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if (!strcmp(manager_name, buff))
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{
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snprintf(buff, sizeof(buff), "/sys/devices/platform/omapdss/manager%d/display", i);
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ret = read_sysfs(buff, display_name, sizeof(display_name));
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if (ret < 0) {
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if (ret < 0)
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{
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RARCH_ERR("video_omap: can't read display name\n");
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return -1;
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}
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@ -202,42 +231,51 @@ static int omapfb_detect_screen(omapfb_data_t *pdata) {
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}
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}
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if (ret < 0) {
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if (ret < 0)
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{
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RARCH_ERR("video_omap: couldn't find manager\n");
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return -1;
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}
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for (i = 0; ; i++) {
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for (i = 0; ; i++)
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{
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snprintf(buff, sizeof(buff), "/sys/devices/platform/omapdss/display%d/name", i);
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ret = read_sysfs(buff, buff, sizeof(buff));
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if (ret < 0) break;
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if (strcmp(display_name, buff) == 0) {
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if (ret < 0)
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break;
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if (!strcmp(display_name, buff))
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{
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display_id = i;
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break;
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}
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}
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if (display_id < 0) {
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if (display_id < 0)
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{
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RARCH_ERR("video_omap: couldn't find display\n");
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return -1;
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}
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snprintf(buff, sizeof(buff), "/sys/devices/platform/omapdss/display%d/timings", display_id);
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f = fopen(buff, "r");
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if (f == NULL) {
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if (f == NULL)
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{
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RARCH_ERR("video_omap: can't open %s\n", buff);
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return -1;
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}
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ret = fscanf(f, "%*d,%d/%*d/%*d/%*d,%d/%*d/%*d/%*d", &w, &h);
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fclose(f);
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if (ret != 2) {
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if (ret != 2)
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{
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RARCH_ERR("video_omap: can't parse %s (%d)\n", buff, ret);
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return -1;
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}
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if (w <= 0 || h <= 0) {
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if (w <= 0 || h <= 0)
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{
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RARCH_ERR("video_omap: unsane dimensions detected (%dx%d)\n", w, h);
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return -1;
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}
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@ -251,19 +289,23 @@ static int omapfb_detect_screen(omapfb_data_t *pdata) {
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return 0;
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}
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static int omapfb_setup_pages(omapfb_data_t *pdata) {
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static int omapfb_setup_pages(omapfb_data_t *pdata)
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{
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int i;
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if (pdata->pages == NULL) {
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if (pdata->pages == NULL)
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{
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pdata->pages = calloc(pdata->num_pages, sizeof(omapfb_page_t));
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if (pdata->pages == NULL) {
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if (pdata->pages == NULL)
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{
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RARCH_ERR("video_omap: pages allocation failed\n");
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return -1;
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}
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}
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for (i = 0; i < pdata->num_pages; ++i) {
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for (i = 0; i < pdata->num_pages; ++i)
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{
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pdata->pages[i].yoffset = i * pdata->current_state->si.yres;
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pdata->pages[i].buf = pdata->fb_mem + (i * pdata->fb_framesize);
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pdata->pages[i].used = false;
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@ -280,13 +322,15 @@ static int omapfb_setup_pages(omapfb_data_t *pdata) {
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return 0;
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}
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static int omapfb_mmap(omapfb_data_t *pdata) {
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static int omapfb_mmap(omapfb_data_t *pdata)
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{
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assert(pdata->fb_mem == NULL);
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pdata->fb_mem = mmap(NULL, pdata->current_state->mi.size, PROT_WRITE,
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MAP_SHARED, pdata->fd, 0);
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if (pdata->fb_mem == MAP_FAILED) {
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if (pdata->fb_mem == MAP_FAILED)
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{
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pdata->fb_mem = NULL;
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RARCH_ERR("video_omap: framebuffer mmap failed\n");
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@ -296,7 +340,8 @@ static int omapfb_mmap(omapfb_data_t *pdata) {
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return 0;
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}
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static int omapfb_backup_state(omapfb_data_t *pdata) {
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static int omapfb_backup_state(omapfb_data_t *pdata)
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{
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void* mem;
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assert(pdata->saved_state == NULL);
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@ -304,17 +349,20 @@ static int omapfb_backup_state(omapfb_data_t *pdata) {
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pdata->saved_state = calloc(1, sizeof(omapfb_state_t));
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if (!pdata->saved_state) return -1;
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if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pdata->saved_state->pi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pdata->saved_state->pi) != 0)
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{
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RARCH_ERR("video_omap: backup layer (plane) failed\n");
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return -1;
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}
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if (ioctl(pdata->fd, OMAPFB_QUERY_MEM, &pdata->saved_state->mi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_QUERY_MEM, &pdata->saved_state->mi) != 0)
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{
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RARCH_ERR("video_omap: backup layer (mem) failed\n");
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return -1;
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}
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if (ioctl(pdata->fd, FBIOGET_VSCREENINFO, &pdata->saved_state->si) != 0) {
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if (ioctl(pdata->fd, FBIOGET_VSCREENINFO, &pdata->saved_state->si) != 0)
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{
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RARCH_ERR("video_omap: backup layer (screeninfo) failed\n");
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return -1;
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}
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@ -322,7 +370,8 @@ static int omapfb_backup_state(omapfb_data_t *pdata) {
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pdata->saved_state->mem = malloc(pdata->saved_state->mi.size);
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mem = mmap(NULL, pdata->saved_state->mi.size, PROT_WRITE|PROT_READ,
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MAP_SHARED, pdata->fd, 0);
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if (pdata->saved_state->mem == NULL || mem == MAP_FAILED) {
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if (pdata->saved_state->mem == NULL || mem == MAP_FAILED)
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{
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RARCH_ERR("video_omap: backup layer (mem backup) failed\n");
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munmap(mem, pdata->saved_state->mi.size);
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return -1;
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@ -333,7 +382,8 @@ static int omapfb_backup_state(omapfb_data_t *pdata) {
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return 0;
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}
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static int omapfb_alloc_mem(omapfb_data_t *pdata) {
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static int omapfb_alloc_mem(omapfb_data_t *pdata)
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{
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struct omapfb_plane_info pi;
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struct omapfb_mem_info mi;
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const struct retro_game_geometry *geom;
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@ -345,20 +395,24 @@ static int omapfb_alloc_mem(omapfb_data_t *pdata) {
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pdata->current_state = calloc(1, sizeof(omapfb_state_t));
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if (!pdata->current_state) return -1;
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if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0)
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{
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RARCH_ERR("video_omap: alloc mem (query plane) failed\n");
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return -1;
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}
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if (ioctl(pdata->fd, OMAPFB_QUERY_MEM, &mi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_QUERY_MEM, &mi) != 0)
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{
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RARCH_ERR("video_omap: alloc mem (query mem) failed\n");
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return -1;
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}
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/* disable plane when changing memory allocation */
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if (pi.enabled) {
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if (pi.enabled)
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{
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pi.enabled = 0;
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if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0)
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{
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RARCH_ERR("video_omap: alloc mem (disable plane) failed\n");
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return -1;
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}
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@ -370,13 +424,15 @@ static int omapfb_alloc_mem(omapfb_data_t *pdata) {
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mi.size = mem_size;
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if (ioctl(pdata->fd, OMAPFB_SETUP_MEM, &mi) != 0) {
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if (ioctl(pdata->fd, OMAPFB_SETUP_MEM, &mi) != 0)
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{
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RARCH_ERR("video_omap: allocation of %u bytes of VRAM failed\n", mem_size);
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return -1;
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}
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mem = mmap(NULL, mi.size, PROT_WRITE|PROT_READ, MAP_SHARED, pdata->fd, 0);
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if (mem == MAP_FAILED) {
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if (mem == MAP_FAILED)
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{
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RARCH_ERR("video_omap: zeroing framebuffer failed\n");
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return -1;
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}
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@ -390,7 +446,8 @@ static int omapfb_alloc_mem(omapfb_data_t *pdata) {
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return 0;
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}
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static int omapfb_setup_screeninfo(omapfb_data_t *pdata, int width, int height) {
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static int omapfb_setup_screeninfo(omapfb_data_t *pdata, int width, int height)
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{
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omapfb_state_t* state = pdata->current_state;
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state->si.xres = width;
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@ -406,7 +463,8 @@ static int omapfb_setup_screeninfo(omapfb_data_t *pdata, int width, int height)
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/* OMAPFB_COLOR_ARGB32 for bpp=4, OMAPFB_COLOR_RGB565 for bpp=2 */
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state->si.nonstd = 0;
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if (ioctl(pdata->fd, FBIOPUT_VSCREENINFO, &state->si) != 0) {
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if (ioctl(pdata->fd, FBIOPUT_VSCREENINFO, &state->si) != 0)
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{
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RARCH_ERR("video_omap: setup screeninfo failed\n");
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return -1;
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}
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@ -416,19 +474,20 @@ static int omapfb_setup_screeninfo(omapfb_data_t *pdata, int width, int height)
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return 0;
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}
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static float omapfb_scaling(omapfb_data_t *pdata, int width, int height) {
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static float omapfb_scaling(omapfb_data_t *pdata, int width, int height)
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{
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const float w_factor = (float)pdata->nat_w / (float)width;
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const float h_factor = (float)pdata->nat_h / (float)height;
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return (w_factor < h_factor ? w_factor : h_factor);
|
||||
}
|
||||
|
||||
static int omapfb_setup_plane(omapfb_data_t *pdata, int width, int height) {
|
||||
static int omapfb_setup_plane(omapfb_data_t *pdata, int width, int height)
|
||||
{
|
||||
struct omapfb_plane_info pi = {0};
|
||||
int x, y, w, h;
|
||||
float scale;
|
||||
float scale = omapfb_scaling(pdata, width, height);
|
||||
|
||||
scale = omapfb_scaling(pdata, width, height);
|
||||
w = (int)(scale * width);
|
||||
h = (int)(scale * height);
|
||||
|
||||
@ -437,12 +496,14 @@ static int omapfb_setup_plane(omapfb_data_t *pdata, int width, int height) {
|
||||
x = pdata->nat_w / 2 - w / 2;
|
||||
y = pdata->nat_h / 2 - h / 2;
|
||||
|
||||
if (width * height * pdata->bpp * pdata->num_pages > pdata->current_state->mi.size) {
|
||||
if (width * height * pdata->bpp * pdata->num_pages > pdata->current_state->mi.size)
|
||||
{
|
||||
RARCH_ERR("omap_video: fb dimensions too large for allocated buffer\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0) {
|
||||
if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0)
|
||||
{
|
||||
RARCH_ERR("video_omap: setup plane (query) failed\n");
|
||||
return -1;
|
||||
}
|
||||
@ -454,7 +515,8 @@ static int omapfb_setup_plane(omapfb_data_t *pdata, int width, int height) {
|
||||
pi.out_height = h;
|
||||
pi.enabled = 0;
|
||||
|
||||
if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0) {
|
||||
if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0)
|
||||
{
|
||||
RARCH_ERR("video_omap: setup plane (param = %d %d %d %d) failed\n", x, y, w, h);
|
||||
return -1;
|
||||
}
|
||||
@ -464,17 +526,20 @@ static int omapfb_setup_plane(omapfb_data_t *pdata, int width, int height) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int omapfb_enable_plane(omapfb_data_t *pdata) {
|
||||
static int omapfb_enable_plane(omapfb_data_t *pdata)
|
||||
{
|
||||
struct omapfb_plane_info pi = {0};
|
||||
|
||||
if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0) {
|
||||
if (ioctl(pdata->fd, OMAPFB_QUERY_PLANE, &pi) != 0)
|
||||
{
|
||||
RARCH_ERR("video_omap: enable plane (query) failed\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
pi.enabled = 1;
|
||||
|
||||
if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0) {
|
||||
if (ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pi) != 0)
|
||||
{
|
||||
RARCH_ERR("video_omap: enable plane failed\n");
|
||||
return -1;
|
||||
}
|
||||
@ -482,14 +547,13 @@ static int omapfb_enable_plane(omapfb_data_t *pdata) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int omapfb_init(omapfb_data_t *pdata, unsigned bpp) {
|
||||
const char *fbname;
|
||||
int fd;
|
||||
static int omapfb_init(omapfb_data_t *pdata, unsigned bpp)
|
||||
{
|
||||
const char *fbname = get_fb_device();
|
||||
int fd = open(fbname, O_RDWR);
|
||||
|
||||
fbname = get_fb_device();
|
||||
|
||||
fd = open(fbname, O_RDWR);
|
||||
if (fd == -1) {
|
||||
if (fd == -1)
|
||||
{
|
||||
RARCH_ERR("video_omap: can't open framebuffer device\n");
|
||||
return -1;
|
||||
}
|
||||
@ -497,7 +561,8 @@ static int omapfb_init(omapfb_data_t *pdata, unsigned bpp) {
|
||||
pdata->fbname = fbname;
|
||||
pdata->fd = fd;
|
||||
|
||||
if (omapfb_detect_screen(pdata)) {
|
||||
if (omapfb_detect_screen(pdata))
|
||||
{
|
||||
close(fd);
|
||||
|
||||
pdata->fbname = NULL;
|
||||
@ -515,27 +580,31 @@ static int omapfb_init(omapfb_data_t *pdata, unsigned bpp) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
void omapfb_free(omapfb_data_t *pdata) {
|
||||
if (pdata->sync) ioctl(pdata->fd, OMAPFB_WAITFORGO);
|
||||
void omapfb_free(omapfb_data_t *pdata)
|
||||
{
|
||||
if (pdata->sync)
|
||||
ioctl(pdata->fd, OMAPFB_WAITFORGO);
|
||||
|
||||
/* unmap the framebuffer memory */
|
||||
if (pdata->fb_mem != NULL) {
|
||||
if (pdata->fb_mem != NULL)
|
||||
{
|
||||
munmap(pdata->fb_mem, pdata->current_state->mi.size);
|
||||
pdata->fb_mem = NULL;
|
||||
}
|
||||
|
||||
/* restore the framebuffer state (OMAP plane state, screen info) */
|
||||
if (pdata->saved_state != NULL) {
|
||||
int enabled;
|
||||
if (pdata->saved_state != NULL)
|
||||
{
|
||||
void *mem;
|
||||
|
||||
enabled = pdata->saved_state->pi.enabled;
|
||||
int enabled = pdata->saved_state->pi.enabled;
|
||||
|
||||
/* be sure to disable while setting up */
|
||||
pdata->saved_state->pi.enabled = 0;
|
||||
ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pdata->saved_state->pi);
|
||||
ioctl(pdata->fd, OMAPFB_SETUP_MEM, &pdata->saved_state->mi);
|
||||
if (enabled) {
|
||||
|
||||
if (enabled)
|
||||
{
|
||||
pdata->saved_state->pi.enabled = enabled;
|
||||
ioctl(pdata->fd, OMAPFB_SETUP_PLANE, &pdata->saved_state->pi);
|
||||
}
|
||||
@ -543,7 +612,9 @@ void omapfb_free(omapfb_data_t *pdata) {
|
||||
/* restore framebuffer content */
|
||||
mem = mmap(0, pdata->saved_state->mi.size, PROT_WRITE|PROT_READ,
|
||||
MAP_SHARED, pdata->fd, 0);
|
||||
if (mem != MAP_FAILED) {
|
||||
|
||||
if (mem != MAP_FAILED)
|
||||
{
|
||||
memcpy(mem, pdata->saved_state->mem, pdata->saved_state->mi.size);
|
||||
munmap(mem, pdata->saved_state->mi.size);
|
||||
}
|
||||
@ -565,7 +636,8 @@ void omapfb_free(omapfb_data_t *pdata) {
|
||||
pdata->fd = -1;
|
||||
}
|
||||
|
||||
static int omapfb_set_mode(omapfb_data_t *pdata, int width, int height) {
|
||||
static int omapfb_set_mode(omapfb_data_t *pdata, int width, int height)
|
||||
{
|
||||
if (pdata->sync) ioctl(pdata->fd, OMAPFB_WAITFORGO);
|
||||
|
||||
if (omapfb_setup_plane(pdata, width, height) != 0)
|
||||
@ -573,14 +645,14 @@ static int omapfb_set_mode(omapfb_data_t *pdata, int width, int height) {
|
||||
|
||||
if (omapfb_setup_screeninfo(pdata, width, height) != 0 ||
|
||||
omapfb_setup_pages(pdata) != 0 ||
|
||||
omapfb_enable_plane(pdata) != 0) {
|
||||
omapfb_enable_plane(pdata) != 0)
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void omapfb_prepare(omapfb_data_t *pdata) {
|
||||
static void omapfb_prepare(omapfb_data_t *pdata)
|
||||
{
|
||||
omapfb_page_t *page;
|
||||
|
||||
/* issue flip before getting free page */
|
||||
@ -594,9 +666,11 @@ static void omapfb_prepare(omapfb_data_t *pdata) {
|
||||
pdata->cur_page->used = true;
|
||||
}
|
||||
|
||||
static void omapfb_blend_glyph_rgb565(omapfb_data_t *pdata, const uint8_t *src, uint8_t *f_rgb,
|
||||
static void omapfb_blend_glyph_rgb565(omapfb_data_t *pdata,
|
||||
const uint8_t *src, uint8_t *f_rgb,
|
||||
unsigned g_width, unsigned g_height, unsigned g_pitch,
|
||||
unsigned dst_x, unsigned dst_y) {
|
||||
unsigned dst_x, unsigned dst_y)
|
||||
{
|
||||
unsigned x, y;
|
||||
unsigned dst_pitch;
|
||||
uint16_t *dst;
|
||||
@ -605,13 +679,18 @@ static void omapfb_blend_glyph_rgb565(omapfb_data_t *pdata, const uint8_t *src,
|
||||
dst_pitch = (pdata->current_state->si.xres * pdata->bpp) >> 1;
|
||||
dst = (uint16_t*)pdata->cur_page->buf + dst_y * dst_pitch + dst_x;
|
||||
|
||||
for (y = 0; y < g_height; ++y, src += g_pitch, dst += dst_pitch) {
|
||||
for (x = 0; x < g_width; ++x) {
|
||||
for (y = 0; y < g_height; ++y, src += g_pitch, dst += dst_pitch)
|
||||
{
|
||||
for (x = 0; x < g_width; ++x)
|
||||
{
|
||||
const uint8_t blend = src[x];
|
||||
const uint16_t out = dst[x];
|
||||
|
||||
if (blend == 0) continue;
|
||||
if (blend == 255) {
|
||||
if (blend == 0)
|
||||
continue;
|
||||
|
||||
if (blend == 255)
|
||||
{
|
||||
put_pixel_rgb565(&dst[x], f_rgb[0], f_rgb[1], f_rgb[2]);
|
||||
continue;
|
||||
}
|
||||
@ -631,24 +710,27 @@ static void omapfb_blend_glyph_rgb565(omapfb_data_t *pdata, const uint8_t *src,
|
||||
}
|
||||
}
|
||||
|
||||
static void omapfb_blend_glyph_argb8888(omapfb_data_t *pdata, const uint8_t *src, uint8_t *f_rgb,
|
||||
static void omapfb_blend_glyph_argb8888(omapfb_data_t *pdata,
|
||||
const uint8_t *src, uint8_t *f_rgb,
|
||||
unsigned g_width, unsigned g_height, unsigned g_pitch,
|
||||
unsigned dst_x, unsigned dst_y) {
|
||||
unsigned dst_x, unsigned dst_y)
|
||||
{
|
||||
unsigned x, y;
|
||||
unsigned dst_pitch;
|
||||
uint32_t *dst;
|
||||
unsigned r, g, b;
|
||||
unsigned dst_pitch = (pdata->current_state->si.xres * pdata->bpp) >> 2;
|
||||
uint32_t *dst = (uint32_t*)pdata->cur_page->buf + dst_y * dst_pitch + dst_x;
|
||||
|
||||
dst_pitch = (pdata->current_state->si.xres * pdata->bpp) >> 2;
|
||||
dst = (uint32_t*)pdata->cur_page->buf + dst_y * dst_pitch + dst_x;
|
||||
|
||||
for (y = 0; y < g_height; ++y, src += g_pitch, dst += dst_pitch) {
|
||||
for (x = 0; x < g_width; ++x) {
|
||||
for (y = 0; y < g_height; ++y, src += g_pitch, dst += dst_pitch)
|
||||
{
|
||||
for (x = 0; x < g_width; ++x)
|
||||
{
|
||||
const uint8_t blend = src[x];
|
||||
const uint32_t out = dst[x];
|
||||
|
||||
if (blend == 0) continue;
|
||||
if (blend == 255) {
|
||||
if (blend == 0)
|
||||
continue;
|
||||
if (blend == 255)
|
||||
{
|
||||
put_pixel_argb8888(&dst[x], f_rgb[0], f_rgb[1], f_rgb[2]);
|
||||
continue;
|
||||
}
|
||||
@ -665,20 +747,20 @@ static void omapfb_blend_glyph_argb8888(omapfb_data_t *pdata, const uint8_t *src
|
||||
}
|
||||
|
||||
static void omapfb_blit_frame(omapfb_data_t *pdata, const void *src,
|
||||
unsigned height, unsigned src_pitch) {
|
||||
unsigned height, unsigned src_pitch)
|
||||
{
|
||||
unsigned i, dst_pitch;
|
||||
void *dst;
|
||||
void *dst = pdata->cur_page->buf;
|
||||
|
||||
dst = pdata->cur_page->buf;
|
||||
dst_pitch = pdata->current_state->si.xres * pdata->bpp;
|
||||
|
||||
for (i = 0; i < height; i++) {
|
||||
for (i = 0; i < height; i++)
|
||||
memcpy(dst + dst_pitch * i, src + src_pitch * i, dst_pitch);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
typedef struct omap_video {
|
||||
typedef struct omap_video
|
||||
{
|
||||
omapfb_data_t *omap;
|
||||
|
||||
void *font;
|
||||
@ -693,84 +775,114 @@ typedef struct omap_video {
|
||||
} omap_video_t;
|
||||
|
||||
|
||||
static void omap_gfx_free(void *data) {
|
||||
static void omap_gfx_free(void *data)
|
||||
{
|
||||
omap_video_t *vid = data;
|
||||
if (!vid) return;
|
||||
if (!vid)
|
||||
return;
|
||||
|
||||
omapfb_free(vid->omap);
|
||||
free(vid->omap);
|
||||
|
||||
if (vid->font) vid->font_driver->free(vid->font);
|
||||
if (vid->font)
|
||||
vid->font_driver->free(vid->font);
|
||||
|
||||
free(vid);
|
||||
}
|
||||
|
||||
static void omap_init_font(omap_video_t *vid, const char *font_path, unsigned font_size) {
|
||||
if (!g_settings.video.font_enable) return;
|
||||
static void omap_init_font(omap_video_t *vid, const char *font_path, unsigned font_size)
|
||||
{
|
||||
int r, g, b;
|
||||
|
||||
if (font_renderer_create_default(&vid->font_driver, &vid->font,
|
||||
*g_settings.video.font_path ? g_settings.video.font_path : NULL, g_settings.video.font_size)) {
|
||||
int r = g_settings.video.msg_color_r * 255;
|
||||
int g = g_settings.video.msg_color_g * 255;
|
||||
int b = g_settings.video.msg_color_b * 255;
|
||||
if (!g_settings.video.font_enable)
|
||||
return;
|
||||
|
||||
r = r < 0 ? 0 : (r > 255 ? 255 : r);
|
||||
g = g < 0 ? 0 : (g > 255 ? 255 : g);
|
||||
b = b < 0 ? 0 : (b > 255 ? 255 : b);
|
||||
if (!(font_renderer_create_default(&vid->font_driver, &vid->font,
|
||||
*g_settings.video.font_path ? g_settings.video.font_path : NULL, g_settings.video.font_size)))
|
||||
{
|
||||
RARCH_LOG("video_omap: font init failed\n");
|
||||
return;
|
||||
}
|
||||
|
||||
{
|
||||
r = g_settings.video.msg_color_r * 255;
|
||||
g = g_settings.video.msg_color_g * 255;
|
||||
b = g_settings.video.msg_color_b * 255;
|
||||
|
||||
r = (r < 0) ? 0 : (r > 255 ? 255 : r);
|
||||
g = (g < 0) ? 0 : (g > 255 ? 255 : g);
|
||||
b = (b < 0) ? 0 : (b > 255 ? 255 : b);
|
||||
|
||||
vid->font_rgb[0] = r;
|
||||
vid->font_rgb[1] = g;
|
||||
vid->font_rgb[2] = b;
|
||||
} else {
|
||||
RARCH_LOG("video_omap: font init failed\n");
|
||||
}
|
||||
}
|
||||
|
||||
static void omap_render_msg(omap_video_t *vid, const char *msg) {
|
||||
static void omap_render_msg(omap_video_t *vid, const char *msg)
|
||||
{
|
||||
const struct font_atlas *atlas = NULL;
|
||||
int msg_base_x = g_settings.video.msg_pos_x * vid->width;
|
||||
int msg_base_y = (1.0 - g_settings.video.msg_pos_y) * vid->height;
|
||||
|
||||
if (vid->font == NULL) return;
|
||||
if (!vid->font)
|
||||
return;
|
||||
|
||||
const struct font_atlas *atlas = vid->font_driver->get_atlas(vid->font);
|
||||
atlas = vid->font_driver->get_atlas(vid->font);
|
||||
|
||||
for (; *msg; msg++) {
|
||||
const struct font_glyph *glyph = vid->font_driver->get_glyph(vid->font, (uint8_t)*msg);
|
||||
if (!glyph) continue;
|
||||
for (; *msg; msg++)
|
||||
{
|
||||
int base_x, base_y;
|
||||
int glyph_width, glyph_height;
|
||||
const uint8_t *src = NULL;
|
||||
const struct font_glyph *glyph =
|
||||
vid->font_driver->get_glyph(vid->font, (uint8_t)*msg);
|
||||
|
||||
int base_x = msg_base_x + glyph->draw_offset_x;
|
||||
int base_y = msg_base_y + glyph->draw_offset_y;
|
||||
if (!glyph)
|
||||
continue;
|
||||
|
||||
base_x = msg_base_x + glyph->draw_offset_x;
|
||||
base_y = msg_base_y + glyph->draw_offset_y;
|
||||
|
||||
const int max_width = vid->width - base_x;
|
||||
const int max_height = vid->height - base_y;
|
||||
|
||||
int glyph_width = head->width;
|
||||
int glyph_height = head->height;
|
||||
glyph_width = head->width;
|
||||
glyph_height = head->height;
|
||||
|
||||
const uint8_t *src = atlas->buffer + glyph->atlas_offset_x + glyph->atlas_offset_y * atlas->width;
|
||||
src = atlas->buffer + glyph->atlas_offset_x +
|
||||
glyph->atlas_offset_y * atlas->width;
|
||||
|
||||
if (base_x < 0) {
|
||||
if (base_x < 0)
|
||||
{
|
||||
src -= base_x;
|
||||
glyph_width += base_x;
|
||||
base_x = 0;
|
||||
}
|
||||
|
||||
if (base_y < 0) {
|
||||
if (base_y < 0)
|
||||
{
|
||||
src -= base_y * (int)atlas->width;
|
||||
glyph_height += base_y;
|
||||
base_y = 0;
|
||||
}
|
||||
|
||||
if (max_width <= 0 || max_height <= 0) continue;
|
||||
if (max_width <= 0 || max_height <= 0)
|
||||
continue;
|
||||
|
||||
if (glyph_width > max_width) glyph_width = max_width;
|
||||
if (glyph_height > max_height) glyph_height = max_height;
|
||||
if (glyph_width > max_width)
|
||||
glyph_width = max_width;
|
||||
if (glyph_height > max_height)
|
||||
glyph_height = max_height;
|
||||
|
||||
if (vid->bytes_per_pixel == 2) {
|
||||
if (vid->bytes_per_pixel == 2)
|
||||
{
|
||||
omapfb_blend_glyph_rgb565(vid->omap, src, vid->font_rgb,
|
||||
glyph_width, glyph_height,
|
||||
atlas->width, base_x, base_y);
|
||||
} else {
|
||||
}
|
||||
else
|
||||
{
|
||||
omapfb_blend_glyph_argb8888(vid->omap, src, vid->font_rgb,
|
||||
glyph_width, glyph_height,
|
||||
atlas->width, base_x, base_y);
|
||||
@ -781,35 +893,39 @@ static void omap_render_msg(omap_video_t *vid, const char *msg) {
|
||||
}
|
||||
}
|
||||
|
||||
static void *omap_gfx_init(const video_info_t *video, const input_driver_t **input, void **input_data) {
|
||||
static void *omap_gfx_init(const video_info_t *video,
|
||||
const input_driver_t **input, void **input_data)
|
||||
{
|
||||
omap_video_t *vid = NULL;
|
||||
|
||||
/* Don't support filters at the moment since they make estimations *
|
||||
* on the maximum used resolution difficult. */
|
||||
if (g_extern.filter.active) {
|
||||
if (g_extern.filter.active)
|
||||
{
|
||||
RARCH_ERR("video_omap: filters are not supported\n");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
vid = calloc(1, sizeof(omap_video_t));
|
||||
if (!vid) return NULL;
|
||||
if (!vid)
|
||||
return NULL;
|
||||
|
||||
vid->omap = calloc(1, sizeof(omapfb_data_t));
|
||||
if (!vid->omap) goto fail;
|
||||
if (!vid->omap)
|
||||
goto fail;
|
||||
|
||||
vid->bytes_per_pixel = video->rgb32 ? 4 : 2;
|
||||
|
||||
if (omapfb_init(vid->omap, vid->bytes_per_pixel) != 0) {
|
||||
if (omapfb_init(vid->omap, vid->bytes_per_pixel) != 0)
|
||||
goto fail_omapfb;
|
||||
}
|
||||
|
||||
if (omapfb_backup_state(vid->omap) != 0 ||
|
||||
omapfb_alloc_mem(vid->omap) != 0 ||
|
||||
omapfb_mmap(vid->omap) != 0) goto fail_omapfb;
|
||||
omapfb_mmap(vid->omap) != 0)
|
||||
goto fail_omapfb;
|
||||
|
||||
if (input && input_data) {
|
||||
if (input && input_data)
|
||||
*input = NULL;
|
||||
}
|
||||
|
||||
omap_init_font(vid, g_settings.video.font_path, g_settings.video.font_size);
|
||||
|
||||
@ -825,18 +941,23 @@ fail:
|
||||
}
|
||||
|
||||
static bool omap_gfx_frame(void *data, const void *frame, unsigned width,
|
||||
unsigned height, unsigned pitch, const char *msg) {
|
||||
unsigned height, unsigned pitch, const char *msg)
|
||||
{
|
||||
omap_video_t *vid;
|
||||
|
||||
if (!frame) return true;
|
||||
if (!frame)
|
||||
return true;
|
||||
vid = data;
|
||||
|
||||
if (width != vid->width || height != vid->height) {
|
||||
if (width == 0 || height == 0) return true;
|
||||
if (width != vid->width || height != vid->height)
|
||||
{
|
||||
if (width == 0 || height == 0)
|
||||
return true;
|
||||
|
||||
RARCH_LOG("video_omap: mode set (resolution changed by core)\n");
|
||||
|
||||
if (omapfb_set_mode(vid->omap, width, height) != 0) {
|
||||
if (omapfb_set_mode(vid->omap, width, height) != 0)
|
||||
{
|
||||
RARCH_ERR("video_omap: mode set failed\n");
|
||||
return false;
|
||||
}
|
||||
@ -847,34 +968,44 @@ static bool omap_gfx_frame(void *data, const void *frame, unsigned width,
|
||||
|
||||
omapfb_prepare(vid->omap);
|
||||
omapfb_blit_frame(vid->omap, frame, vid->height, pitch);
|
||||
if (msg) omap_render_msg(vid, msg);
|
||||
if (msg)
|
||||
omap_render_msg(vid, msg);
|
||||
|
||||
g_extern.frame_count++;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static void omap_gfx_set_nonblock_state(void *data, bool state) {
|
||||
static void omap_gfx_set_nonblock_state(void *data, bool state)
|
||||
{
|
||||
omap_video_t *vid;
|
||||
|
||||
if (data == NULL) return;
|
||||
if (!data)
|
||||
return;
|
||||
|
||||
vid = data;
|
||||
vid->omap->sync = !state;
|
||||
}
|
||||
|
||||
static bool omap_gfx_alive(void *data) {
|
||||
static bool omap_gfx_alive(void *data)
|
||||
{
|
||||
(void)data;
|
||||
return true; /* always alive */
|
||||
}
|
||||
|
||||
static bool omap_gfx_focus(void *data) {
|
||||
static bool omap_gfx_focus(void *data)
|
||||
{
|
||||
(void)data;
|
||||
return true; /* fb device always has focus */
|
||||
}
|
||||
|
||||
static void omap_gfx_viewport_info(void *data, struct rarch_viewport *vp) {
|
||||
static void omap_gfx_viewport_info(void *data, struct rarch_viewport *vp)
|
||||
{
|
||||
omap_video_t *vid = (omap_video_t*)data;
|
||||
|
||||
if (!vid)
|
||||
return;
|
||||
|
||||
vp->x = vp->y = 0;
|
||||
|
||||
vp->width = vp->full_width = vid->width;
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user