From e1ca5552ddccf427cf1a0ca84e335b74b183d638 Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Wed, 2 Jul 2003 15:08:46 +0000
Subject: cleanup; made mutex protection of graphics code a little bit tighter
 by protecting all of method property(); moved set_palette to
 OSystem_SDL_Common (it was identical in both normal and GL backend)

svn-id: r8717
---
 backends/sdl/sdl.cpp | 28 ++++------------------------
 1 file changed, 4 insertions(+), 24 deletions(-)

(limited to 'backends/sdl/sdl.cpp')

diff --git a/backends/sdl/sdl.cpp b/backends/sdl/sdl.cpp
index 27616d09f8..4e9cb69bf9 100644
--- a/backends/sdl/sdl.cpp
+++ b/backends/sdl/sdl.cpp
@@ -29,9 +29,6 @@ class OSystem_SDL : public OSystem_SDL_Common {
 public:
 	OSystem_SDL();
 
-	// Set colors of the palette
-	void set_palette(const byte *colors, uint start, uint num);
-
 	// Update the dirty areas of the screen
 	void update_screen();
 
@@ -57,24 +54,6 @@ OSystem_SDL::OSystem_SDL()
 {
 }
 
-void OSystem_SDL::set_palette(const byte *colors, uint start, uint num) {
-	const byte *b = colors;
-	uint i;
-	SDL_Color *base = _currentPalette + start;
-	for (i = 0; i < num; i++) {
-		base[i].r = b[0];
-		base[i].g = b[1];
-		base[i].b = b[2];
-		b += 4;
-	}
-
-	if (start < _paletteDirtyStart)
-		_paletteDirtyStart = start;
-
-	if (start + num > _paletteDirtyEnd)
-		_paletteDirtyEnd = start + num;
-}
-
 void OSystem_SDL::load_gfx_mode() {
 	_forceFull = true;
 	_mode_flags = DF_UPDATE_EXPAND_1_PIXEL;
@@ -201,8 +180,6 @@ void OSystem_SDL::hotswap_gfx_mode() {
 	if (!_screen)
 		return;
 
-	StackLock lock(_mutex);	// Lock the mutex until this function ends
-
 	// Keep around the old _screen & _tmpscreen so we can restore the screen data
 	// after the mode switch.
 	SDL_Surface *old_screen = _screen;
@@ -233,7 +210,7 @@ void OSystem_SDL::hotswap_gfx_mode() {
 void OSystem_SDL::update_screen() {
 	assert(_hwscreen != NULL);
 
-	StackLock lock(_mutex);	// Lock the mutex until this function ends
+	StackLock lock(_graphicsMutex);	// Lock the mutex until this function ends
 
 	// If the shake position changed, fill the dirty area with blackness
 	if (_currentShakePos != _newShakePos) {
@@ -357,6 +334,9 @@ void OSystem_SDL::update_screen() {
 }
 
 uint32 OSystem_SDL::property(int param, Property *value) {
+
+	StackLock lock(_graphicsMutex);	// Lock the mutex until this function ends
+
 	if (param == PROP_TOGGLE_FULLSCREEN) {
 		assert(_hwscreen != 0);
 		_full_screen ^= true;
-- 
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