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show audio buffer next to screen in 512x342

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This commit is contained in:
Jeff Epler 2025-03-18 14:06:35 -05:00
parent a5e4afc98a
commit 6dce5594c5
1 changed files with 6 additions and 0 deletions
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6
src/main.c
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@ -106,6 +106,7 @@ static int umac_cursor_x = 0;
static int umac_cursor_y = 0;
static int umac_cursor_button = 0;
#define umac_get_audio_offset() (RAM_SIZE - 768)
#if USE_PSRAM
static void copy_framebuffer() {
uint32_t *src = (uint32_t*)(umac_ram + umac_get_fb_offset());
@ -125,6 +126,11 @@ static void copy_framebuffer() {
*dest++ = *src++ ^ 0xfffffffful;
}
}
uint16_t *src16 = (uint16_t*)(umac_ram + umac_get_audio_offset());
for(int i=0; i<370; i++) {
uint32_t *dest = umac_framebuffer_mirror + LONGS_PER_OUTPUT_ROW * i;
*dest = *src16++;
}
#else
#error Unsupported display geometry for framebuffer mirroring
#endif