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Scaling code fixed by clamping down the width to a max of SCREENWIDTH. Removed some #ifdefs for glprboom

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9542 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Karl Kurbjun 2006-04-06 21:31:49 +00:00
parent 2736363d71
commit 0242912a2d
2 changed files with 23 additions and 41 deletions
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9
apps/plugins/doom/i_video.c
View file

@ -16,7 +16,10 @@
* GNU General Public License for more details.
*
* $Log$
* Revision 1.12 2006/04/05 06:37:37 kkurbjun
* Revision 1.13 2006/04/06 21:31:49 kkurbjun
* Scaling code fixed by clamping down the width to a max of SCREENWIDTH. Removed some #ifdefs for glprboom
*
* Revision 1.12 2006-04-05 06:37:37 kkurbjun
* Fix finale text and try and prevent some data corruption due to the scaling code. Also allows the non-standard GP32 mods to work with some bounds checking. More comments are in v_video.c
*
* Revision 1.11 2006-04-04 19:39:31 amiconn
@ -82,7 +85,7 @@ static unsigned char *gbuf;
#endif
#if defined(CPU_COLDFIRE)
static char fastscreen[(LCD_WIDTH+1)*LCD_HEIGHT] IBSS_ATTR;
static char fastscreen[(LCD_WIDTH)*LCD_HEIGHT] IBSS_ATTR;
#endif
static fb_data palette[256] IBSS_ATTR;
static fb_data *paldata=NULL;
@ -468,6 +471,6 @@ void I_InitGraphics(void)
d_screens[0] = fastscreen;
#else
// Don't know if this will fit in other IRAMs
d_screens[0] = malloc ((SCREENWIDTH+1) * SCREENHEIGHT * sizeof(unsigned char));
d_screens[0] = malloc ((SCREENWIDTH) * SCREENHEIGHT * sizeof(unsigned char));
#endif
}

55
apps/plugins/doom/v_video.c
View file

@ -188,13 +188,11 @@ void V_InitColorTranslation(void)
// upper left origin and height and width dirty to minimize
// the amount of screen update necessary. No return.
//
#ifndef GL_DOOM
void V_MarkRect(int x, int y, int width, int height)
{
M_AddToBox(dirtybox, x, y);
M_AddToBox(dirtybox, x+width-1, y+height-1);
}
#endif /* GL_DOOM */
//
// V_CopyRect
@ -208,7 +206,6 @@ void V_MarkRect(int x, int y, int width, int height)
//
// No return.
//
#ifndef GL_DOOM
void V_CopyRect(int srcx, int srcy, int srcscrn, int width,
int height, int destx, int desty, int destscrn,
enum patch_translation_e flags)
@ -249,7 +246,6 @@ void V_CopyRect(int srcx, int srcy, int srcscrn, int width,
dest += SCREENWIDTH;
}
}
#endif /* GL_DOOM */
//
// V_DrawBlock
@ -266,7 +262,6 @@ void V_CopyRect(int srcx, int srcy, int srcscrn, int width,
// CPhipps - modified to take the patch translation flags. For now, only stretching is
// implemented, to support highres in the menus
//
#ifndef GL_DOOM
void V_DrawBlock(int x, int y, int scrn, int width, int height,
const byte *src, enum patch_translation_e flags)
{
@ -317,7 +312,6 @@ void V_DrawBlock(int x, int y, int scrn, int width, int height,
}
}
}
#endif /* GL_DOOM */
/*
* V_DrawBackground tiles a 64x64 patch over the entire screen, providing the
@ -325,7 +319,6 @@ void V_DrawBlock(int x, int y, int scrn, int width, int height,
* cphipps - used to have M_DrawBackground, but that was used the framebuffer
* directly, so this is my code from the equivalent function in f_finale.c
*/
#ifndef GL_DOOM
void V_DrawBackground(const char* flatname, int scrn)
{
/* erase the entire screen to a tiled background */
@ -344,7 +337,6 @@ void V_DrawBackground(const char* flatname, int scrn)
((SCREENHEIGHT-y) < 64) ? (SCREENHEIGHT-y) : 64, x, y, scrn, VPT_NONE);
W_UnlockLumpNum(lump);
}
#endif
//
// V_GetBlock
@ -356,7 +348,6 @@ void V_DrawBackground(const char* flatname, int scrn)
// No return
//
#ifndef GL_DOOM
void V_GetBlock(int x, int y, int scrn, int width, int height, byte *dest)
{
byte *src;
@ -378,7 +369,6 @@ void V_GetBlock(int x, int y, int scrn, int width, int height, byte *dest)
dest += width;
}
}
#endif /* GL_DOOM */
//
// V_Init
@ -415,7 +405,6 @@ void V_Init (void)
// (indeed, laziness of the people who wrote the 'clones' of the original V_DrawPatch
// means that their inner loops weren't so well optimised, so merging code may even speed them).
//
#ifndef GL_DOOM
void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
int cm, enum patch_translation_e flags)
{
@ -437,13 +426,15 @@ void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
if (!trans)
flags &= ~VPT_TRANS;
// if (x<0
// ||x+SHORT(patch->width) > ((flags & VPT_STRETCH) ? 320 : SCREENWIDTH)
// || y<0
// || y+SHORT(patch->height) > ((flags & VPT_STRETCH) ? 200 : SCREENHEIGHT))
// // killough 1/19/98: improved error message:
// I_Error("V_DrawMemPatch: Patch (%d,%d)-(%d,%d) exceeds LFB"
// "Bad V_DrawMemPatch (flags=%u)", x, y, x+SHORT(patch->width), y+SHORT(patch->height), flags);
#ifdef RANGECHECK
if (x<0
||x+SHORT(patch->width) > ((flags & VPT_STRETCH) ? 320 : SCREENWIDTH)
|| y<0
|| y+SHORT(patch->height) > ((flags & VPT_STRETCH) ? 200 : SCREENHEIGHT))
// killough 1/19/98: improved error message:
I_Error("V_DrawMemPatch: Patch (%d,%d)-(%d,%d) exceeds LFB Bad V_DrawMemPatch (flags=%u)",
x, y, x+SHORT(patch->width), y+SHORT(patch->height), flags);
#endif
if (!(flags & VPT_STRETCH)) {
unsigned int col;
@ -546,6 +537,10 @@ void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
desttop = d_screens[scrn] + stretchy * SCREENWIDTH + stretchx;
// Clamp down the screenwidth
if(w>>16>=319)
w=(SCREENWIDTH-1)*DXI;
for ( col = 0; col <= w; x++, col+=DXI, desttop++ ) {
const column_t *column;
{
@ -564,12 +559,6 @@ void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
// height values of 240, this code cuts off
// thier bottom few pixels
// NOTE: This scaling code does not work correctly on at least the H300's, this can be seen
// in the intro graphic along the left side, the pixels are not correct. A more blatant
// example is the bunnyscroller at the end of retail doom episode 3. I've added one extra
// width to d_screens[0] and this seemed to stop the freeze at the end of the game. This
// needs to be fixed properly.
if (flags & VPT_TRANS)
while (count--) {
*dest = trans[source[srccol>>16]];
@ -587,7 +576,6 @@ void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
}
}
}
#endif // GL_DOOM
// CPhipps - some simple, useful wrappers for that function, for drawing patches from wads
@ -595,7 +583,6 @@ void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
// static inline; other compilers have different behaviour.
// This inline is _only_ for the function below
#ifndef GL_DOOM
#ifdef __GNUC__
inline
#endif
@ -606,7 +593,6 @@ void V_DrawNumPatch(int x, int y, int scrn, int lump,
cm, flags);
W_UnlockLumpNum(lump);
}
#endif // GL_DOOM
/* cph -
* V_NamePatchWidth - returns width of a patch.
@ -646,7 +632,6 @@ int V_NamePatchHeight(const char* name)
// Returns a simple bitmap which contains the patch. See-through parts of the
// patch will be undefined (in fact black for now)
#ifndef GL_DOOM
byte *V_PatchToBlock(const char* name, int cm,
enum patch_translation_e flags,
unsigned short* width, unsigned short* height)
@ -658,8 +643,10 @@ byte *V_PatchToBlock(const char* name, int cm,
d_screens[1] = calloc(SCREENWIDTH*SCREENHEIGHT, 1);
patch = W_CacheLumpName(name);
V_DrawMemPatch(SHORT(patch->leftoffset), SHORT(patch->topoffset),
1, patch, cm, flags);
// One of those odd things that don't seem to have a purpose other then rangechecking
// On screens smaller than 320X200 this line causes problems.
// V_DrawMemPatch(SHORT(patch->leftoffset), SHORT(patch->topoffset),
// 1, patch, cm, flags);
#ifdef RANGECHECK
if (flags & VPT_STRETCH)
@ -677,7 +664,6 @@ byte *V_PatchToBlock(const char* name, int cm,
d_screens[1] = oldscr;
return block;
}
#endif /* GL_DOOM */
//
// V_SetPalette
@ -687,19 +673,13 @@ byte *V_PatchToBlock(const char* name, int cm,
void V_SetPalette(int pal)
{
#ifndef GL_DOOM
I_SetPalette(pal);
#else
// proff 11/99: update the palette
gld_SetPalette(pal);
#endif
}
//
// V_FillRect
//
// CPhipps - New function to fill a rectangle with a given colour
#ifndef GL_DOOM
void V_FillRect(int scrn, int x, int y, int width, int height, byte colour)
{
byte* dest = d_screens[scrn] + x + y*SCREENWIDTH;
@ -708,4 +688,3 @@ void V_FillRect(int scrn, int x, int y, int width, int height, byte colour)
dest += SCREENWIDTH;
}
}
#endif