port: hackfix modeswitching

port/fast3d/gfx_api.h

@@ -23,6 +23,7 @@ extern struct GfxDimensions
 extern struct XYWidthHeight
     gfx_current_game_window_viewport; // The area of the window the game is drawn to, (0, 0) is top-left corner
 extern uint32_t gfx_msaa_level;
+extern struct XYWidthHeight gfx_current_native_viewport; // The internal/native video mode of the game
 
 void gfx_init(struct GfxWindowManagerAPI* wapi, struct GfxRenderingAPI* rapi, const char* game_name,
               bool start_in_fullscreen, uint32_t width, uint32_t height,

port/fast3d/gfx_pc.cpp

@@ -201,6 +201,7 @@ int32_t gfx_current_window_position_y;
 struct GfxDimensions gfx_current_dimensions;
 static struct GfxDimensions gfx_prev_dimensions;
 struct XYWidthHeight gfx_current_game_window_viewport;
+struct XYWidthHeight gfx_current_native_viewport;
 
 static bool game_renders_to_framebuffer;
 static int game_framebuffer;

port/fast3d/gfx_pc.h

@@ -10,8 +10,8 @@
 
 #include <PR/gbi.h>
 
-#define SCREEN_WIDTH 640
-#define SCREEN_HEIGHT 480
+#define SCREEN_WIDTH (gfx_current_native_viewport.width)
+#define SCREEN_HEIGHT (gfx_current_native_viewport.height)
 
 extern uintptr_t gfxFramebuffer;
 

port/include/video.h

@@ -12,4 +12,6 @@ void videoEndFrame(void);
 
 void *videoGetWindowHandle(void);
 
+void videoUpdateNativeResolution(const int w, const int h);
+
 #endif

port/src/pdmain.c

@@ -237,8 +237,10 @@ void mainInit(void)
 	g_VmShowStats = 0;
 
 	// no copyright screen
+	viSetMode(VIMODE_HI);
 	viConfigureForLegal();
 	viBlack(true);
+	viUpdateMode();
 
 	filesInit();
 

port/src/pdsched.c

@@ -197,19 +197,9 @@ void __scUpdateViMode(void)
 	var8005ce74 = (var8005ce74 + 1) % 2;
 
 	if (g_SchedViModesPending[1 - var8005ce74]) {
-		if (var8008dd60[1 - var8005ce74]->comRegs.width != var8008dcc0[1 - var8005ce74].comRegs.width
-				|| var8008dd60[1 - var8005ce74]->comRegs.xScale != var8008dcc0[1 - var8005ce74].comRegs.xScale
-				|| var8008dd60[1 - var8005ce74]->fldRegs[0].yScale != var8008dcc0[1 - var8005ce74].fldRegs[0].yScale
-				|| var8008dd60[1 - var8005ce74]->fldRegs[1].yScale != var8008dcc0[1 - var8005ce74].fldRegs[1].yScale
-				|| var8008dd60[1 - var8005ce74]->fldRegs[0].origin != var8008dcc0[1 - var8005ce74].fldRegs[0].origin
-				|| var8008dd60[1 - var8005ce74]->fldRegs[1].origin != var8008dcc0[1 - var8005ce74].fldRegs[1].origin) {
-			osViSetMode(var8008dd60[1 - var8005ce74]);
-			osViBlack(g_ViUnblackTimer);
-			osViSetXScale(g_ViXScalesBySlot[1 - var8005ce74]);
-			osViSetYScale(g_ViYScalesBySlot[1 - var8005ce74]);
-			osViSetSpecialFeatures(OS_VI_GAMMA_OFF | OS_VI_DITHER_FILTER_ON);
-		}
-
+		// TODO: make this a little less awkward
+		extern struct rend_vidat *g_ViBackData;
+		videoUpdateNativeResolution(g_ViBackData->bufx, g_ViBackData->bufy);
 		g_SchedViModesPending[1 - var8005ce74] = false;
 	}
 

port/src/video.c

@@ -23,6 +23,8 @@ s32 videoInit(void)
 {
 	wmAPI = &gfx_sdl;
 	renderingAPI = &gfx_opengl_api;
+	gfx_current_native_viewport.width = 320;
+	gfx_current_native_viewport.height = 240;
 	gfx_current_game_window_viewport.width = 640;
 	gfx_current_game_window_viewport.height = 480;
 	gfx_init(wmAPI, renderingAPI, "PD", false, 640, 480, 100, 100);
@@ -82,3 +84,9 @@ void *videoGetWindowHandle(void)
 	}
 	return NULL;
 }
+
+void videoUpdateNativeResolution(const int w, const int h)
+{
+	gfx_current_native_viewport.width = w;
+	gfx_current_native_viewport.height = h;
+}