add (compile-time) option for legacy renderer

skyfloogle · Dec 10, 2023 · 9a46aa3 · 9a46aa3
1 parent 370a590
commit 9a46aa3
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Showing 8 changed files with 713 additions and 737 deletions.
diff --git a/include/vb_dsp.h b/include/vb_dsp.h
@@ -178,6 +178,9 @@ void World2Display(int wNum, VB_WORLD WORLD_Buff[], BITMAP *wPlane, int img_n);
 bool V810_DSP_Init();
 void V810_DSP_Quit();
 
+bool video_hard_init();
+void video_hard_quit();
+
 void V810_SetPal(int BRTA, int BRTB, int BRTC);
 
 void V810_Dsp_Frame(int left);

diff --git a/include/vb_gui.h b/include/vb_gui.h
@@ -43,6 +43,7 @@ int options_frameskip(void);
 int options_debug(void);
 int options_sound(void);
 int options_fastforward(void);
+int options_legacyrender(void);
 int options_input(void);
 int options_saveoptions(void);
 int emulation_resume(void);

diff --git a/include/vb_set.h b/include/vb_set.h
@@ -53,6 +53,7 @@ typedef struct VB_OPT {
     int   SOUND;
     int   DYNAREC;
     int   FASTFORWARD;
+    int   HARDRENDER;
     char *ROM_NAME; // Path\Name of game to open
     char *PROG_NAME; // Path\Name of program
     unsigned long CRC32; // CRC32 of ROM

diff --git a/source/3ds/main.c b/source/3ds/main.c
@@ -33,7 +33,8 @@ int main() {
     Handle nothingEvent = 0;
     svcCreateEvent(&nothingEvent, 0);
 
-    gfxInitDefault();
+    // gfxInit(GSP_RGB565_OES, GSP_RGB565_OES, false); // legacy renderer
+    gfxInitDefault(); // hardware renderer
     fsInit();
     archiveMountSdmc();
 
@@ -58,6 +59,7 @@ int main() {
 #endif
 
     V810_DSP_Init();
+    video_hard_init();
 
     if (tVBOpt.DSPMODE == DM_3D) {
         gfxSet3D(true);
@@ -139,7 +141,14 @@ int main() {
         if((tVIPREG.FRMCYC & 0x00FF) < skip) {
             skip = 0;
             if (tVIPREG.DPCTRL & 0x0002) {
-                doAllTheDrawing();
+                if (tVBOpt.HARDRENDER) {
+                    doAllTheDrawing();
+                } else {
+                    V810_Dsp_Frame(0);
+                    gfxFlushBuffers();
+                    gfxSwapBuffers();
+                }
+
             }
         }
 
@@ -169,6 +178,7 @@ int main() {
     v810_exit();
     endThreads();
     V810_DSP_Quit();
+    video_hard_quit();
     if (tVBOpt.SOUND) sound_close();
     drc_exit();