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[pcsx_rearmed.git] / frontend / libretro.c

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 81afc30..589f07c 100644 (file)
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -47,6 +47,7 @@ static retro_audio_sample_batch_t audio_batch_cb;
 static struct retro_rumble_interface rumble;
 
 static void *vout_buf;
+static void * vout_buf_ptr;
 static int vout_width, vout_height;
 static int vout_doffs_old, vout_fb_dirty;
 static bool vout_can_dupe;
@@ -117,6 +118,20 @@ static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
 {
        vout_width = w;
        vout_height = h;
+
+  struct retro_framebuffer fb = {0};
+
+  fb.width           = vout_width;
+  fb.height          = vout_height;
+  fb.access_flags    = RETRO_MEMORY_ACCESS_WRITE;
+
+  vout_buf_ptr = vout_buf;
+
+  if (environ_cb(RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER, &fb) && fb.format == RETRO_PIXEL_FORMAT_RGB565)
+  {
+     vout_buf_ptr  = (uint16_t*)fb.data;
+  }
+
 }
 
 #ifndef FRONTEND_SUPPORTS_RGB565
@@ -133,14 +148,14 @@ static void convert(void *buf, size_t bytes)
 
 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
 {
-       unsigned short *dest = vout_buf;
+       unsigned short *dest = vout_buf_ptr;
        const unsigned short *src = vram;
        int dstride = vout_width, h1 = h;
        int doffs;
 
        if (vram == NULL) {
                // blanking
-               memset(vout_buf, 0, dstride * h * 2);
+               memset(vout_buf_ptr, 0, dstride * h * 2);
                goto out;
        }
 
@@ -148,7 +163,7 @@ static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
        doffs += (dstride - w) / 2 & ~1;
        if (doffs != vout_doffs_old) {
                // clear borders
-               memset(vout_buf, 0, dstride * h * 2);
+               memset(vout_buf_ptr, 0, dstride * h * 2);
                vout_doffs_old = doffs;
        }
        dest += doffs;
@@ -171,7 +186,7 @@ static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
 
 out:
 #ifndef FRONTEND_SUPPORTS_RGB565
-       convert(vout_buf, vout_width * vout_height * 2);
+       convert(vout_buf_ptr, vout_width * vout_height * 2);
 #endif
        vout_fb_dirty = 1;
        pl_rearmed_cbs.flip_cnt++;
@@ -623,7 +638,10 @@ void retro_get_system_info(struct retro_system_info *info)
 {
        memset(info, 0, sizeof(*info));
        info->library_name = "PCSX-ReARMed";
-       info->library_version = "r22";
+#ifndef GIT_VERSION
+#define GIT_VERSION ""
+#endif
+       info->library_version = "r22" GIT_VERSION;
        info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
        info->need_fullpath = true;
 }
@@ -1449,6 +1467,11 @@ static void update_variables(bool in_flight)
    }
 }
 
+static int min(int a, int b)
+{
+    return a < b ? a : b;
+}
+
 void retro_run(void)
 {
     int i;
@@ -1474,17 +1497,17 @@ void retro_run(void)
 
                if (in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
                {
-                       in_analog_left[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
-                       in_analog_left[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
-                       in_analog_right[i][0] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
-                       in_analog_right[i][1] = (input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
+                       in_analog_left[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+                       in_analog_left[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
+                       in_analog_right[i][0] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+                       in_analog_right[i][1] = min((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
                }
        }
 
        stop = 0;
        psxCpu->Execute();
 
-       video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf : NULL,
+       video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
                vout_width, vout_height, vout_width * 2);
        vout_fb_dirty = 0;
 }
@@ -1578,7 +1601,6 @@ void retro_init(void)
    if(!__ctr_svchax)
       Config.Cpu = CPU_INTERPRETER;
 #endif
-  Config.Cpu = CPU_INTERPRETER;
 
        ret |= emu_core_init();
        if (ret != 0) {
@@ -1593,7 +1615,9 @@ void retro_init(void)
 #else
        vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
 #endif
-
+  
+  vout_buf_ptr = vout_buf;
+  
        if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
        {
                snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);