extern uint16_t rtg_pitch, rtg_total_rows;
extern uint16_t rtg_offset_x, rtg_offset_y;
+uint32_t cur_rtg_frame = 0;
+
static pthread_t thread_id;
static uint8_t mouse_cursor_enabled = 0, cursor_image_updated = 0, updating_screen = 0, debug_palette = 0, show_fps = 0;
static uint8_t mouse_cursor_w = 16, mouse_cursor_h = 16;
EndDrawing();
rtg_output_in_vblank = 1;
+ cur_rtg_frame++;
if (format == RTGFMT_RBG565) {
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
return PIGFX_RTG_BASE + PIGFX_REG_SIZE + framebuffer_addr_adj;
}
+uint8_t wait_vblank = 0;
+uint32_t wait_rtg_frame = 0;
+extern uint32_t cur_rtg_frame;
+
unsigned int rtg_read(uint32_t address, uint8_t mode) {
//printf("%s read from RTG: %.8X\n", op_type_names[mode], address);
if (address >= PIGFX_REG_SIZE) {
case RTG_COMMAND:
return rtg_enabled ? 0xFFCF : 0x0000;
case RTG_WAITVSYNC:
+ if (rtg_on) {
+ if (!wait_vblank && cur_rtg_frame != wait_rtg_frame) {
+ wait_rtg_frame = cur_rtg_frame;
+ if (wait_rtg_frame == 0) {
+ wait_rtg_frame = cur_rtg_frame;
+ }
+ if (wait_rtg_frame == 0)
+ printf("Wait RTG frame was zero!\n");
+ wait_vblank = 1;
+ }
+ if (cur_rtg_frame != wait_rtg_frame && wait_vblank) {
+ wait_vblank = 0;
+ return 1;
+ }
+ else
+ return 0;
+ }
// fallthrough
case RTG_INVBLANK:
return !rtg_on || rtg_output_in_vblank;