X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=frontend%2Flibretro.c;h=8256fe18203edb65c77c0fd4f3d489169a58e813;hp=180c1d7274683f5ad5525506d44306e597a6ce32;hb=e2bdb933ecee40a0c4caf14a20f5e642e3b93120;hpb=2ee53c487bfaa112fec8f740ae05717a79994264 diff --git a/frontend/libretro.c b/frontend/libretro.c index 180c1d72..8256fe18 100644 --- a/frontend/libretro.c +++ b/frontend/libretro.c @@ -41,6 +41,39 @@ int in_a1[2] = { 127, 127 }, in_a2[2] = { 127, 127 }; int in_keystate; int in_enable_vibration; +static void init_memcard(char *mcd_data) +{ + unsigned off = 0; + unsigned i; + + memset(mcd_data, 0, MCD_SIZE); + + mcd_data[off++] = 'M'; + mcd_data[off++] = 'C'; + off += 0x7d; + mcd_data[off++] = 0x0e; + + for (i = 0; i < 15; i++) { + mcd_data[off++] = 0xa0; + off += 0x07; + mcd_data[off++] = 0xff; + mcd_data[off++] = 0xff; + off += 0x75; + mcd_data[off++] = 0xa0; + } + + for (i = 0; i < 20; i++) { + mcd_data[off++] = 0xff; + mcd_data[off++] = 0xff; + mcd_data[off++] = 0xff; + mcd_data[off++] = 0xff; + off += 0x04; + mcd_data[off++] = 0xff; + mcd_data[off++] = 0xff; + off += 0x76; + } +} + static int vout_open(void) { return 0; @@ -64,6 +97,7 @@ static void convert(void *buf, size_t bytes) static unsigned game_width; static unsigned game_height; +static unsigned game_fb_dirty; static void vout_flip(const void *vram, int stride, int bgr24, int w, int h) { @@ -99,7 +133,8 @@ out: #endif game_width = w; game_height = h; - pl_rearmed_cbs.flip_cnt++; + game_fb_dirty = 1; + pl_rearmed_cbs.flip_cnt++; } static void vout_close(void) @@ -357,7 +392,9 @@ void retro_run(void) psxCpu->Execute(); samples_to_send += 44100 / 60; - video_cb(vout_buf, game_width, game_height, game_width * 2); + + video_cb(game_fb_dirty ? vout_buf : NULL, game_width, game_height, game_width * 2); + game_fb_dirty = 0; } void retro_init(void) @@ -402,6 +439,7 @@ void retro_init(void) McdDisable[0] = 0; McdDisable[1] = 1; + init_memcard(Mcd1Data); } void retro_deinit(void)