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fix problem with marking dirty region

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This commit is contained in:
Michaël Banaan Ananas 2012-09-27 09:38:40 +00:00
parent 99e6e06450
commit af2262fdba
1 changed files with 32 additions and 32 deletions
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64
src/mame/video/sega16sp.c
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@ -209,9 +209,9 @@ void sega_hangon_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int maxx = cliprect.min_x - 1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
for (int y = top; y < bottom; y++)
{
// advance a row
@ -278,13 +278,13 @@ void sega_hangon_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// update bounds
if (x > maxx) maxx = x;
if (miny == -1) miny = y;
if (y < miny) miny = y;
maxy = y;
}
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -388,9 +388,9 @@ void sega_sharrier_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &cl
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int maxx = cliprect.min_x - 1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
for (int y = top; y < bottom; y++)
{
// advance a row
@ -465,13 +465,13 @@ void sega_sharrier_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &cl
// update bounds
if (x > maxx) maxx = x;
if (miny == -1) miny = y;
if (y < miny) miny = y;
maxy = y;
}
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -576,8 +576,8 @@ void sega_sys16a_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
for (int y = top; y < bottom; y++)
{
// advance a row
@ -640,13 +640,13 @@ void sega_sys16a_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// update bounds
if (x > maxx) maxx = x;
if (x < minx) minx = x;
if (miny == -1) miny = y;
if (y < miny) miny = y;
maxy = y;
}
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -758,8 +758,8 @@ void bootleg_sys16a_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &c
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
for (int y = top; y < bottom; y++)
{
// skip drawing if not within the cliprect
@ -819,7 +819,7 @@ void bootleg_sys16a_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &c
// update bounds
if (x > maxx) maxx = x;
if (x < minx) minx = x;
if (miny == -1) miny = y;
if (y < miny) miny = y;
maxy = y;
}
@ -828,7 +828,7 @@ void bootleg_sys16a_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &c
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -941,8 +941,8 @@ void sega_sys16b_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
for (int y = top; y < bottom; y++)
{
// advance a row
@ -1012,13 +1012,13 @@ void sega_sys16b_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// update bounds
if (x > maxx) maxx = x;
if (x < minx) minx = x;
if (miny == -1) miny = y;
if (y < miny) miny = y;
maxy = y;
}
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -1150,8 +1150,8 @@ void sega_outrun_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// loop from top to bottom
int minx = xpos;
int maxx = xpos;
int miny = -1;
int maxy = -1;
int miny = cliprect.max_y + 1;
int maxy = cliprect.min_y - 1;
int yacc = 0;
int ytarget = top + ydelta * height;
for (int y = top; y != ytarget; y += ydelta)
@ -1218,8 +1218,8 @@ void sega_outrun_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// update bounds
if (x > maxx) maxx = x;
if (x < minx) minx = x;
if (miny == -1) miny = y;
maxy = y;
if (y < miny) miny = y;
if (y > maxy) maxy = y;
}
// accumulate zoom factors; if we carry into the high bit, skip an extra row
@ -1229,7 +1229,7 @@ void sega_outrun_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
}
// mark dirty
if (miny != -1)
if (minx <= maxx && miny <= maxy)
mark_dirty(minx, maxx, miny, maxy);
}
}
@ -1340,8 +1340,8 @@ void sega_yboard_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// loop from top to bottom
int dminx = xpos;
int dmaxx = xpos;
int dminy = -1;
int dmaxy = -1;
int dminy = cliprect.max_y + 1;
int dmaxy = cliprect.min_y - 1;
int ytarget = top + ydelta * height;
int yacc = 0;
for (int y = top; y != ytarget; y += ydelta)
@ -1443,8 +1443,8 @@ void sega_yboard_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
// update bounds
if (x > dmaxx) dmaxx = x;
if (x < dminx) dminx = x;
if (dminy == -1) dminy = y;
dmaxy = y;
if (y < dminy) dminy = y;
if (y > dmaxy) dmaxy = y;
}
}
@ -1455,7 +1455,7 @@ void sega_yboard_sprite_device::draw(bitmap_ind16 &bitmap, const rectangle &clip
}
// mark dirty
if (dminy != -1)
if (dminx <= dmaxx && dminy <= dmaxy)
mark_dirty(dminx, dmaxx, dminy, dmaxy);
}
}