PS1: Clear initial screen to grey

misc/ps1/ps1defs.h

@@ -15,6 +15,7 @@ enum gpu_status_flags {
 
 
 enum gp0_cmd_type {
+	GP0_CMD_MEM_FILL         = 0x02000000,
 	GP0_CMD_CLEAR_VRAM_CACHE = 0x01000000,
 	GP0_CMD_TRANSFER_TO_VRAM = 0xA0000000,
 	GP0_CMD_POLYGON          = 0x20000000,

src/Graphics_WiiU.c

@@ -21,6 +21,7 @@
 #include <gx2r/buffer.h>
 #include <whb/gfx.h>
 #include <coreinit/memdefaultheap.h>
+#include <malloc.h>
 
 /*########################################################################################################################*
 *------------------------------------------------------Fetch shaders------------------------------------------------------*

src/LBackend.c

@@ -952,6 +952,17 @@ void LBackend_TableFlagAdded(struct LTable* w) {
 	LBackend_NeedsRedraw(w);
 }
 
+/* Works out top and height of the scrollbar */
+static void LTable_GetScrollbarCoords(struct LTable* w, int* y, int* height) {
+	float scale;
+	if (!w->rowsCount) { *y = 0; *height = 0; return; }
+
+	scale   = w->height / (float)w->rowsCount;
+	*y      = Math_Ceil(w->topRow * scale);
+	*height = Math_Ceil(w->visibleRows * scale);
+	*height = min(*y + *height, w->height) - *y;
+}
+
 /* Draws background behind column headers */
 static void LTable_DrawHeaderBackground(struct LTable* w) {
 	BitmapCol gridColor = BitmapColor_RGB(20, 20, 10);

src/LWidgets.c

@@ -556,16 +556,6 @@ void LTable_FormatUptime(cc_string* dst, int uptime) {
 	String_Format2(dst, "%i%r", &uptime, &unit);
 }
 
-void LTable_GetScrollbarCoords(struct LTable* w, int* y, int* height) {
-	float scale;
-	if (!w->rowsCount) { *y = 0; *height = 0; return; }
-
-	scale   = w->height / (float)w->rowsCount;
-	*y      = Math_Ceil(w->topRow * scale);
-	*height = Math_Ceil(w->visibleRows * scale);
-	*height = min(*y + *height, w->height) - *y;
-}
-
 void LTable_ClampTopRow(struct LTable* w) { 
 	if (w->topRow > w->rowsCount - w->visibleRows) {
 		w->topRow = w->rowsCount - w->visibleRows;

src/LWidgets.h

@@ -241,8 +241,6 @@ void LTable_Sort(struct LTable* table);
 void LTable_ShowSelected(struct LTable* table);
 
 void LTable_FormatUptime(cc_string* dst, int uptime);
-/* Works out top and height of the scrollbar */
-void LTable_GetScrollbarCoords(struct LTable* w, int* y, int* height);
 /* Ensures top/first visible row index lies within table */
 void LTable_ClampTopRow(struct LTable* w);
 /* Returns index of selected row in currently visible rows */

src/Screens.c

@@ -1148,7 +1148,7 @@ static void ChatScreen_DrawChatBackground(struct ChatScreen* s) {
 }
 
 static void ChatScreen_DrawChat(struct ChatScreen* s, float delta) {
-	struct Texture tex;
+	GfxResourceID texID;
 	double now;
 	int i, logIdx;
 
@@ -1165,16 +1165,17 @@ static void ChatScreen_DrawChat(struct ChatScreen* s, float delta) {
 		Widget_Render2(&s->chat, 0);
 	} else {
 		/* Only render recent chat */
-		for (i = 0; i < s->chat.lines; i++) {
-			tex    = s->chat.textures[i];
+		for (i = 0; i < s->chat.lines; i++) 
+		{
+			texID  = s->chat.textures[i].ID;
+			if (!texID) continue;
 			logIdx = s->chatIndex + i;
-			if (!tex.ID) continue;
 
 			if (logIdx < 0 || logIdx >= Chat_Log.count) continue;
 			/* Only draw chat within last 10 seconds */
 			if (Chat_GetLogTime(logIdx) + 10 < now) continue;
 			
-			Gfx_BindTexture(tex.ID);
+			Gfx_BindTexture(texID);
 			Gfx_DrawVb_IndexedTris_Range(4, i * 4, DRAW_HINT_SPRITE);
 		}
 	}

src/Window_PS1.c

@@ -16,6 +16,7 @@
 #include <psxetc.h>
 #include <psxgpu.h>
 #include <psxpad.h>
+#include "../misc/ps1/ps1defs.h"
 
 #define SCREEN_XRES	320
 #define SCREEN_YRES	240
@@ -47,6 +48,19 @@ void Window_Init(void) {
 
 void Window_Free(void) { }
 
+// Resets screen to an initial grey colour
+static void ClearScreen(void)
+{
+	for (int i = 0; i < 10000; i++) 
+	{
+		if (GPU_GP1 & GPU_STATUS_CMD_READY) break;
+	}
+
+	GPU_GP0 = GP0_CMD_MEM_FILL | (0xCC << 16) | (0xCC << 8) | 0xCC;
+	GPU_GP0 =   0 | (  0 << 16);
+	GPU_GP0 = 320 | (200 << 16);
+}
+
 void Window_Create2D(int width, int height) {
 	ResetGraph(0);
 	launcherMode = true;
@@ -54,6 +68,7 @@ void Window_Create2D(int width, int height) {
 	SetDefDispEnv(&disp, 0, 0, SCREEN_XRES, SCREEN_YRES);
 	PutDispEnv(&disp);
 	SetDispMask(1);
+	ClearScreen();
 }
 
 void Window_Create3D(int width, int height) {