[video_core] Add option to control the DMA precision level at runtime (#304)

This adds an option to control the DMA precision level at runtime.

Co-authored-by: crueter <crueter@eden-emu.dev>
Co-authored-by: PavelBARABANOV <pavelbarabanov94@gmail.com>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/304
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: MaranBr <maranbr@outlook.com>
Co-committed-by: MaranBr <maranbr@outlook.com>

1 files changed, 11 insertions, 2 deletions

diff --git a/src/video_core/dma_pusher.cpp b/src/video_core/dma_pusher.cpp
index 8ea4cbd43a..4b9a506cdf 100644
--- a/src/video_core/dma_pusher.cpp
+++ b/src/video_core/dma_pusher.cpp
@@ -102,9 +102,18 @@ bool DmaPusher::Step() {
             ProcessCommands(headers);
         };
 
-        if (Settings::IsGPULevelExtreme()) {
+        const Settings::DmaAccuracy accuracy = Settings::values.dma_accuracy.GetValue();
+        const bool use_gpu_accuracy = accuracy == Settings::DmaAccuracy::Default;
+
+        // reduces eye bleeding but also macros are dumb so idk
+#define CHECK_LEVEL(level) use_gpu_accuracy ? Settings::IsGPULevel##level() : accuracy == Settings::DmaAccuracy::level;
+            const bool force_safe = CHECK_LEVEL(Extreme)
+            const bool unsafe_compute = CHECK_LEVEL(High)
+#undef CHECK_LEVEL
+
+        if (force_safe) {
             safe_process();
-        } else if (Settings::IsGPULevelHigh()) {
+        } else if (unsafe_compute) {
             if (dma_state.method >= MacroRegistersStart) {
                 unsafe_process();
             } else {