mirror of
https://github.com/holub/mame
synced 2025-04-25 01:40:16 +03:00
-midtunit: Add MIDTUNIT_LOG_PNG define, to log unscaled 32bpp PNGs of all DMA draw calls. [Ryan Holtz]
This commit is contained in:
MooglyGuy
parent
0aa539f913
commit
f97679a762
@ -12,6 +12,8 @@
|
||||
#include "midtunit.ipp"
|
||||
#include "screen.h"
|
||||
#include "midtview.ipp"
|
||||
#include "emuopts.h" // Used by MIDTUNIT_LOG_PNG
|
||||
#include "png.h" // Used by MIDTUNIT_LOG_PNG
|
||||
|
||||
DEFINE_DEVICE_TYPE(MIDTUNIT_VIDEO, midtunit_video_device, "tunitvid", "Midway T-Unit Video")
|
||||
DEFINE_DEVICE_TYPE(MIDWUNIT_VIDEO, midwunit_video_device, "wunitvid", "Midway W-Unit Video")
|
||||
@ -65,6 +67,9 @@ void midtunit_video_device::device_start()
|
||||
#if DEBUG_MIDTUNIT_BLITTER
|
||||
m_debug_videoram = std::make_unique<uint16_t[]>(0x100000/2);
|
||||
#endif
|
||||
#if MIDTUNIT_LOG_PNG
|
||||
m_logged_rom = std::make_unique<uint64_t[]>(0x4000000);
|
||||
#endif
|
||||
|
||||
m_dma_timer = timer_alloc(TIMER_DMA);
|
||||
|
||||
@ -682,6 +687,17 @@ WRITE16_MEMBER(midtunit_video_device::midtunit_dma_w)
|
||||
m_dma_state.endskip = m_dma_register[DMA_LRSKIP];
|
||||
}
|
||||
|
||||
#if MIDTUNIT_LOG_PNG
|
||||
if (command & 0x80)
|
||||
{
|
||||
log_bitmap(command, bpp ? bpp : 8, true);
|
||||
}
|
||||
else
|
||||
{
|
||||
log_bitmap(command, bpp ? bpp : 8, false);
|
||||
}
|
||||
#endif
|
||||
|
||||
/* then draw */
|
||||
if (m_dma_state.xstep == 0x100 && m_dma_state.ystep == 0x100)
|
||||
{
|
||||
@ -741,3 +757,157 @@ TMS340X0_SCANLINE_IND16_CB_MEMBER(midxunit_video_device::scanline_update)
|
||||
for (int x = params->heblnk; x < params->hsblnk; x++)
|
||||
dest[x] = src[fulladdr++ & 0x1ff] & 0x7fff;
|
||||
}
|
||||
|
||||
#if MIDTUNIT_LOG_PNG
|
||||
void midtunit_video_device::log_bitmap(int command, int bpp, bool Skip)
|
||||
{
|
||||
const uint32_t raw_offset = m_dma_register[DMA_OFFSETLO] | (m_dma_register[DMA_OFFSETHI] << 16);
|
||||
if (m_logged_rom[raw_offset >> 6] & (1ULL << (raw_offset & 0x3f)))
|
||||
return;
|
||||
|
||||
int Zero = PIXEL_SKIP;
|
||||
int NonZero = PIXEL_SKIP;
|
||||
switch (command & 0xf)
|
||||
{
|
||||
case 1: Zero = PIXEL_COPY; NonZero = PIXEL_SKIP; break;
|
||||
case 2: Zero = PIXEL_SKIP; NonZero = PIXEL_COPY; break;
|
||||
case 3: Zero = PIXEL_COPY; NonZero = PIXEL_COPY; break;
|
||||
case 4: Zero = PIXEL_COLOR; NonZero = PIXEL_SKIP; break;
|
||||
case 5: Zero = PIXEL_COLOR; NonZero = PIXEL_SKIP; break;
|
||||
case 6: Zero = PIXEL_COLOR; NonZero = PIXEL_COPY; break;
|
||||
case 7: Zero = PIXEL_COLOR; NonZero = PIXEL_COPY; break;
|
||||
case 8: Zero = PIXEL_SKIP; NonZero = PIXEL_COLOR; break;
|
||||
case 9: Zero = PIXEL_COPY; NonZero = PIXEL_COLOR; break;
|
||||
case 10: Zero = PIXEL_SKIP; NonZero = PIXEL_COLOR; break;
|
||||
case 11: Zero = PIXEL_COPY; NonZero = PIXEL_COLOR; break;
|
||||
case 12: Zero = PIXEL_COLOR; NonZero = PIXEL_COLOR; break;
|
||||
case 13: Zero = PIXEL_COLOR; NonZero = PIXEL_COLOR; break;
|
||||
case 14: Zero = PIXEL_COLOR; NonZero = PIXEL_COLOR; break;
|
||||
case 15: Zero = PIXEL_COLOR; NonZero = PIXEL_COLOR; break;
|
||||
default: return;
|
||||
}
|
||||
|
||||
emu_file file(machine().options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS);
|
||||
|
||||
char name_buf[256];
|
||||
snprintf(name_buf, 255, "0x%08x.png", raw_offset);
|
||||
auto const filerr = file.open(name_buf);
|
||||
if (filerr != osd_file::error::NONE)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
m_logged_rom[raw_offset >> 6] |= 1ULL << (raw_offset & 0x3f);
|
||||
|
||||
m_log_bitmap.allocate(m_dma_state.width, m_dma_state.height);
|
||||
m_log_bitmap.fill(0);
|
||||
|
||||
uint8_t *base = m_dma_state.gfxrom;
|
||||
uint32_t offset = m_dma_state.offset;
|
||||
uint16_t pal = m_dma_state.palette;
|
||||
uint16_t color = pal | m_dma_state.color;
|
||||
int mask = (1 << bpp) - 1;
|
||||
|
||||
/* loop over the height */
|
||||
for (int y = 0; y < m_dma_state.height; y++)
|
||||
{
|
||||
int startskip = m_dma_state.startskip;
|
||||
int endskip = m_dma_state.endskip;
|
||||
int width = m_dma_state.width;
|
||||
int ix = 0;
|
||||
int tx;
|
||||
uint32_t o = offset;
|
||||
int pre, post;
|
||||
|
||||
/* handle skipping */
|
||||
if (Skip)
|
||||
{
|
||||
uint8_t value = EXTRACTGEN(0xff);
|
||||
o += 8;
|
||||
|
||||
/* adjust for preskip */
|
||||
pre = (value & 0x0f) << m_dma_state.preskip;
|
||||
tx = pre;
|
||||
ix += tx;
|
||||
|
||||
/* adjust for postskip */
|
||||
post = ((value >> 4) & 0x0f) << m_dma_state.postskip;
|
||||
width -= post;
|
||||
endskip -= post;
|
||||
}
|
||||
|
||||
/* handle start skip */
|
||||
if (ix < startskip)
|
||||
{
|
||||
tx = (startskip - ix);
|
||||
ix += tx;
|
||||
o += tx * bpp;
|
||||
}
|
||||
|
||||
/* handle end skip */
|
||||
if (width > m_dma_state.width - m_dma_state.endskip)
|
||||
width = m_dma_state.width - m_dma_state.endskip;
|
||||
|
||||
bitmap_rgb32::pixel_t *d = &m_log_bitmap.pix(y, ix);
|
||||
|
||||
/* determine destination pointer */
|
||||
|
||||
/* loop until we draw the entire width */
|
||||
while (ix < width)
|
||||
{
|
||||
/* special case similar handling of zero/non-zero */
|
||||
if (Zero == NonZero)
|
||||
{
|
||||
if (Zero == PIXEL_COLOR)
|
||||
*d = m_palette->palette()->entry_list_raw()[color];
|
||||
else if (Zero == PIXEL_COPY)
|
||||
*d = m_palette->palette()->entry_list_raw()[(EXTRACTGEN(mask)) | pal];
|
||||
}
|
||||
|
||||
/* otherwise, read the pixel and look */
|
||||
else
|
||||
{
|
||||
int pixel = (EXTRACTGEN(mask));
|
||||
|
||||
/* non-zero pixel case */
|
||||
if (pixel)
|
||||
{
|
||||
if (NonZero == PIXEL_COLOR)
|
||||
*d = m_palette->palette()->entry_list_raw()[color];
|
||||
else if (NonZero == PIXEL_COPY)
|
||||
*d = m_palette->palette()->entry_list_raw()[pixel | pal];
|
||||
}
|
||||
|
||||
/* zero pixel case */
|
||||
else
|
||||
{
|
||||
if (Zero == PIXEL_COLOR)
|
||||
*d = m_palette->palette()->entry_list_raw()[color];
|
||||
else if (Zero == PIXEL_COPY)
|
||||
*d = m_palette->palette()->entry_list_raw()[pal];
|
||||
}
|
||||
}
|
||||
|
||||
/* advance to the next pixel */
|
||||
ix++;
|
||||
d++;
|
||||
o += bpp;
|
||||
}
|
||||
|
||||
/* advance to the next row */
|
||||
width = m_dma_state.width;
|
||||
if (Skip)
|
||||
{
|
||||
offset += 8;
|
||||
width -= pre + post;
|
||||
if (width > 0) offset += width * bpp;
|
||||
}
|
||||
else
|
||||
{
|
||||
offset += width * bpp;
|
||||
}
|
||||
}
|
||||
|
||||
png_write_bitmap(file, nullptr, m_log_bitmap, 0, nullptr);
|
||||
}
|
||||
#endif
|
||||
@ -17,6 +17,7 @@
|
||||
#include "emupal.h"
|
||||
|
||||
#define DEBUG_MIDTUNIT_BLITTER (0)
|
||||
#define MIDTUNIT_LOG_PNG (0)
|
||||
|
||||
class midtunit_video_device : public device_t
|
||||
{
|
||||
@ -165,6 +166,12 @@ protected:
|
||||
int32_t m_debug_dma_mode;
|
||||
int32_t m_debug_dma_command;
|
||||
#endif
|
||||
#if MIDTUNIT_LOG_PNG
|
||||
std::unique_ptr<uint64_t[]> m_logged_rom;
|
||||
bitmap_argb32 m_log_bitmap;
|
||||
|
||||
void log_bitmap(int command, int bpp, bool skip);
|
||||
#endif
|
||||
};
|
||||
|
||||
class midwunit_video_device : public midtunit_video_device
|
||||
|
||||
Loading…
Reference in New Issue
Block a user