From ca9843424be6008d9b8019423f2ead65fdb75fe2 Mon Sep 17 00:00:00 2001
From: peter1138 <peter1138@openttd.org>
Date: Sun, 14 Jan 2007 19:57:49 +0000
Subject: (svn r8128) -Codechange: Split sprite and palette remap into separate
 32 bit values. This lets us increase the sprite width from 14 to up to 29
 bits, effectively nulling the old sprite limit. Table changes in next commit.

---
 src/gfx.cpp | 36 +++++++++++++++++++-----------------
 1 file changed, 19 insertions(+), 17 deletions(-)

(limited to 'src/gfx.cpp')

diff --git a/src/gfx.cpp b/src/gfx.cpp
index ba6de033a..cd34361a9 100644
--- a/src/gfx.cpp
+++ b/src/gfx.cpp
@@ -170,15 +170,15 @@ void GfxFillRect(int left, int top, int right, int bottom, int color)
 
 	dst = dpi->dst_ptr + top * dpi->pitch + left;
 
-	if (!(color & PALETTE_MODIFIER_GREYOUT)) {
-		if (!(color & USE_COLORTABLE)) {
+	if (!HASBIT(color, PALETTE_MODIFIER_GREYOUT)) {
+		if (!HASBIT(color, USE_COLORTABLE)) {
 			do {
 				memset(dst, color, right);
 				dst += dpi->pitch;
 			} while (--bottom);
 		} else {
 			/* use colortable mode */
-			const byte* ctab = GetNonSprite(color & COLORTABLE_MASK) + 1;
+			const byte* ctab = GetNonSprite(GB(color, 0, PALETTE_WIDTH)) + 1;
 
 			do {
 				int i;
@@ -695,16 +695,16 @@ int DoDrawStringTruncated(const char *str, int x, int y, uint16 color, uint maxw
 	return DoDrawString(buffer, x, y, color);
 }
 
-void DrawSprite(uint32 img, int x, int y)
+void DrawSprite(SpriteID img, SpriteID pal, int x, int y)
 {
-	if (img & PALETTE_MODIFIER_COLOR) {
-		_color_remap_ptr = GetNonSprite(GB(img, PALETTE_SPRITE_START, PALETTE_SPRITE_WIDTH)) + 1;
-		GfxMainBlitter(GetSprite(img & SPRITE_MASK), x, y, BM_COLOUR_REMAP);
-	} else if (img & PALETTE_MODIFIER_TRANSPARENT) {
-		_color_remap_ptr = GetNonSprite(GB(img, PALETTE_SPRITE_START, PALETTE_SPRITE_WIDTH)) + 1;
-		GfxMainBlitter(GetSprite(img & SPRITE_MASK), x, y, BM_TRANSPARENT);
+	if (HASBIT(img, PALETTE_MODIFIER_TRANSPARENT)) {
+		_color_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH)) + 1;
+		GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH)), x, y, BM_TRANSPARENT);
+	} else if (pal != PAL_NONE) {
+		_color_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH)) + 1;
+		GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH)), x, y, BM_COLOUR_REMAP);
 	} else {
-		GfxMainBlitter(GetSprite(img & SPRITE_MASK), x, y, BM_NORMAL);
+		GfxMainBlitter(GetSprite(GB(img, 0, SPRITE_WIDTH)), x, y, BM_NORMAL);
 	}
 }
 
@@ -1739,7 +1739,7 @@ void DrawMouseCursor(void)
 
 	// Draw cursor on screen
 	_cur_dpi = &_screen;
-	DrawSprite(_cursor.sprite, _cursor.pos.x, _cursor.pos.y);
+	DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x, _cursor.pos.y);
 
 	_video_driver->make_dirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
 
@@ -1967,15 +1967,16 @@ bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int heigh
 	return true;
 }
 
-static void SetCursorSprite(CursorID cursor)
+static void SetCursorSprite(SpriteID cursor, SpriteID pal)
 {
 	CursorVars *cv = &_cursor;
 	const Sprite *p;
 
 	if (cv->sprite == cursor) return;
 
-	p = GetSprite(cursor & SPRITE_MASK);
+	p = GetSprite(GB(cursor, 0, SPRITE_WIDTH));
 	cv->sprite = cursor;
+	cv->pal    = pal;
 	cv->size.y = p->height;
 	cv->size.x = p->width;
 	cv->offs.x = p->x_offs;
@@ -1997,7 +1998,7 @@ static void SwitchAnimatedCursor(void)
 	cv->animate_timeout = cur[1];
 	cv->animate_cur = cur + 2;
 
-	SetCursorSprite(sprite);
+	SetCursorSprite(sprite, cv->pal);
 }
 
 void CursorTick(void)
@@ -2006,18 +2007,19 @@ void CursorTick(void)
 		SwitchAnimatedCursor();
 }
 
-void SetMouseCursor(CursorID cursor)
+void SetMouseCursor(SpriteID sprite, SpriteID pal)
 {
 	// Turn off animation
 	_cursor.animate_timeout = 0;
 	// Set cursor
-	SetCursorSprite(cursor);
+	SetCursorSprite(sprite, pal);
 }
 
 void SetAnimatedMouseCursor(const CursorID *table)
 {
 	_cursor.animate_list = table;
 	_cursor.animate_cur = NULL;
+	_cursor.pal = PAL_NONE;
 	SwitchAnimatedCursor();
 }
 
-- 
cgit v1.2.3-54-g00ecf