Changeset - r8249:a0dc5dc66483
[Not reviewed]
master
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frosch - 16 years ago 2008-01-11 17:12:41
frosch@openttd.org
(svn r11813) -Fix [FS#1602]: Switch _screen to the output buffer and disable usage of 32bpp-anim animation buffer during giant screenshots.
4 files changed with 47 insertions and 4 deletions:
0 comments (0 inline, 0 general)
src/blitter/32bpp_anim.cpp
Show inline comments
 
@@ -13,7 +13,7 @@ static FBlitter_32bppAnim iFBlitter_32bp
 

	
 
void Blitter_32bppAnim::Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom)
 
{
 
	if (bp->dst < _screen.dst_ptr || bp->dst > (uint32 *)_screen.dst_ptr + _screen.width * _screen.height) {
 
	if (_screen_disable_anim) {
 
		/* This means our output is not to the screen, so we can't be doing any animation stuff, so use our parent Draw() */
 
		Blitter_32bppOptimized::Draw(bp, mode, zoom);
 
		return;
 
@@ -98,6 +98,12 @@ void Blitter_32bppAnim::Draw(Blitter::Bl
 

	
 
void Blitter_32bppAnim::DrawColorMappingRect(void *dst, int width, int height, int pal)
 
{
 
	if (_screen_disable_anim) {
 
		/* This means our output is not to the screen, so we can't be doing any animation stuff, so use our parent DrawColorMappingRect() */
 
		Blitter_32bppOptimized::DrawColorMappingRect(dst, width, height, pal);
 
		return;
 
	}
 

	
 
	uint32 *udst = (uint32 *)dst;
 
	uint8 *anim;
 

	
 
@@ -136,7 +142,9 @@ void Blitter_32bppAnim::DrawColorMapping
 
void Blitter_32bppAnim::SetPixel(void *video, int x, int y, uint8 color)
 
{
 
	*((uint32 *)video + x + y * _screen.pitch) = LookupColourInPalette(color);
 
	/* Set the color in the anim-buffer too */
 

	
 
	/* Set the color in the anim-buffer too, if we are rendering to the screen */
 
	if (_screen_disable_anim) return;
 
	this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = color;
 
}
 

	
 
@@ -145,13 +153,20 @@ void Blitter_32bppAnim::SetPixelIfEmpty(
 
	uint32 *dst = (uint32 *)video + x + y * _screen.pitch;
 
	if (*dst == 0) {
 
		*dst = LookupColourInPalette(color);
 
		/* Set the color in the anim-buffer too */
 
		/* Set the color in the anim-buffer too, if we are rendering to the screen */
 
		if (_screen_disable_anim) return;
 
		this->anim_buf[((uint32 *)video - (uint32 *)_screen.dst_ptr) + x + y * this->anim_buf_width] = color;
 
	}
 
}
 

	
 
void Blitter_32bppAnim::DrawRect(void *video, int width, int height, uint8 color)
 
{
 
	if (_screen_disable_anim) {
 
		/* This means our output is not to the screen, so we can't be doing any animation stuff, so use our parent DrawRect() */
 
		Blitter_32bppOptimized::DrawRect(video, width, height, color);
 
		return;
 
	}
 

	
 
	uint32 color32 = LookupColourInPalette(color);
 
	uint8 *anim_line;
 

	
 
@@ -175,6 +190,7 @@ void Blitter_32bppAnim::DrawRect(void *v
 

	
 
void Blitter_32bppAnim::CopyFromBuffer(void *video, const void *src, int width, int height)
 
{
 
	assert(!_screen_disable_anim);
 
	assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
 
	uint32 *dst = (uint32 *)video;
 
	uint32 *usrc = (uint32 *)src;
 
@@ -198,6 +214,7 @@ void Blitter_32bppAnim::CopyFromBuffer(v
 

	
 
void Blitter_32bppAnim::CopyToBuffer(const void *video, void *dst, int width, int height)
 
{
 
	assert(!_screen_disable_anim);
 
	assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
 
	uint32 *udst = (uint32 *)dst;
 
	uint32 *src = (uint32 *)video;
 
@@ -220,6 +237,8 @@ void Blitter_32bppAnim::CopyToBuffer(con
 

	
 
void Blitter_32bppAnim::ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y)
 
{
 
	assert(!_screen_disable_anim);
 
	assert(video >= _screen.dst_ptr && video <= (uint32 *)_screen.dst_ptr + _screen.width + _screen.height * _screen.pitch);
 
	uint8 *dst, *src;
 

	
 
	/* We need to scroll the anim-buffer too */
 
@@ -268,6 +287,7 @@ int Blitter_32bppAnim::BufferSize(int wi
 

	
 
void Blitter_32bppAnim::PaletteAnimate(uint start, uint count)
 
{
 
	assert(!_screen_disable_anim);
 
	uint8 *anim = this->anim_buf;
 

	
 
	/* Never repaint the transparency pixel */
src/gfx.cpp
Show inline comments
 
@@ -31,6 +31,7 @@ bool _left_button_clicked;
 
bool _right_button_down;
 
bool _right_button_clicked;
 
DrawPixelInfo _screen;
 
bool _screen_disable_anim = false;   ///< Disable palette animation (important for 32bpp-anim blitter during giant screenshot)
 
bool _exit_game;
 
bool _networking;         ///< are we in networking mode?
 
byte _game_mode;
src/gfx_func.h
Show inline comments
 
@@ -55,6 +55,7 @@ extern bool _right_button_down;
 
extern bool _right_button_clicked;
 

	
 
extern DrawPixelInfo _screen;
 
extern bool _screen_disable_anim;   ///< Disable palette animation (important for 32bpp-anim blitter during giant screenshot)
 

	
 
extern int _pal_first_dirty;
 
extern int _pal_count_dirty;
src/screenshot.cpp
Show inline comments
 
@@ -488,13 +488,29 @@ static void CurrentScreenCallback(void *
 
	blitter->CopyImageToBuffer(src, buf, _screen.width, n, pitch);
 
}
 

	
 
/* generate a large piece of the world */
 
/** generate a large piece of the world
 
 * @param userdata Viewport area to draw
 
 * @param buf Videobuffer with same bitdepth as current blitter
 
 * @param y First line to render
 
 * @param pitch Pitch of the videobuffer
 
 * @param n Number of lines to render
 
 */
 
static void LargeWorldCallback(void *userdata, void *buf, uint y, uint pitch, uint n)
 
{
 
	ViewPort *vp = (ViewPort *)userdata;
 
	DrawPixelInfo dpi, *old_dpi;
 
	int wx, left;
 

	
 
	/* We are no longer rendering to the screen */
 
	DrawPixelInfo old_screen = _screen;
 
	bool old_disable_anim = _screen_disable_anim;
 

	
 
	_screen.dst_ptr = buf;
 
	_screen.width = pitch;
 
	_screen.height = n;
 
	_screen.pitch = pitch;
 
	_screen_disable_anim = true;
 

	
 
	old_dpi = _cur_dpi;
 
	_cur_dpi = &dpi;
 

	
 
@@ -506,6 +522,7 @@ static void LargeWorldCallback(void *use
 
	dpi.left = 0;
 
	dpi.top = y;
 

	
 
	/* Render viewport in blocks of 1600 pixels width */
 
	left = 0;
 
	while (vp->width - left != 0) {
 
		wx = min(vp->width - left, 1600);
 
@@ -520,6 +537,10 @@ static void LargeWorldCallback(void *use
 
	}
 

	
 
	_cur_dpi = old_dpi;
 

	
 
	/* Switch back to rendering to the screen */
 
	_screen = old_screen;
 
	_screen_disable_anim = old_disable_anim;
 
}
 

	
 
static char *MakeScreenshotName(const char *ext)
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