Adjustments to make emu core run faster when not paused

snes-frontend/src/main.rs

@@ -452,11 +452,13 @@ fn main() {
                     if !state.emulation.is_paused {
                         // We want to keep the emulator running
                         // as long as we are not at the end of the frame
-                        while !emulator.is_frame_ending {
+                        while !emulator.is_frame_ending() {
+                            emulator.tick()
+                        }
+                        // It takes some amount of cycles to get out of 0 v-count
+                        while !emulator.is_frame_starting() {
                             emulator.tick()
                         }
-                        // Reset the flag because otherwise the emulator will never continue running
-                        emulator.is_frame_ending = false
                     }
 
                     // Render emulator framebuffer

snes-frontend/src/ppu.rs

@@ -129,6 +129,11 @@ pub fn registers_window(ppu_registers: &PPURegisters, show_registers: &mut bool,
         .size([230.0, 310.0], imgui::Condition::FirstUseEver)
         .opened(show_registers)
         .build(ui, || {
+            ui.text("H/V Counters:");
+            ui.text(format!("V: {}", ppu_registers.v_count));
+            ui.text(format!("H: {}", ppu_registers.h_count));
+            ui.text(format!("VBlanking: {}", ppu_registers.is_vblanking()));
+            ui.separator();
             ui.text("Registers:");
             for (index, register_value) in ppu_registers.registers().iter().enumerate() {
                 let register = (index as u16) + 0x2100;