mame/src/devices/video/epic12.cpp

965 lines
41 KiB
C++

// license:BSD-3-Clause
// copyright-holders:David Haywood, Luca Elia, MetalliC
/* emulation of Altera Cyclone EPIC12 FPGA programmed as a blitter */
#include "emu.h"
#include "epic12.h"
DEFINE_DEVICE_TYPE(EPIC12, epic12_device, "epic12", "EPIC12 Blitter")
epic12_device::epic12_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, EPIC12, tag, owner, clock)
, device_video_interface(mconfig, *this)
, m_ram16(nullptr), m_gfx_size(0), m_bitmaps(nullptr), m_use_ram(nullptr)
, m_main_ramsize(0), m_main_rammask(0), m_maincpu(nullptr), m_ram16_copy(nullptr), m_work_queue(nullptr)
{
m_is_unsafe = 0;
m_delay_scale = 0;
m_blitter_request = nullptr;
m_blitter_delay_timer = nullptr;
m_blitter_busy = 0;
m_gfx_addr = 0;
m_gfx_scroll_0_x = 0;
m_gfx_scroll_0_y = 0;
m_gfx_scroll_1_x = 0;
m_gfx_scroll_1_y = 0;
m_gfx_addr_shadowcopy = 0;
m_gfx_scroll_0_x_shadowcopy = 0;
m_gfx_scroll_0_y_shadowcopy = 0;
m_gfx_scroll_1_x_shadowcopy = 0;
m_gfx_scroll_1_y_shadowcopy = 0;
blit_delay = 0;
}
TIMER_CALLBACK_MEMBER( epic12_device::blitter_delay_callback )
{
m_blitter_busy = 0;
}
void epic12_device::device_start()
{
m_gfx_size = 0x2000 * 0x1000;
m_bitmaps = std::make_unique<bitmap_rgb32>( 0x2000, 0x1000);
m_clip = m_bitmaps->cliprect();
m_clip.set(0, 0x2000-1, 0, 0x1000-1);
m_ram16_copy = std::make_unique<uint16_t[]>(m_main_ramsize/2);
m_blitter_delay_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(epic12_device::blitter_delay_callback),this));
m_blitter_delay_timer->adjust(attotime::never);
save_item(NAME(m_gfx_addr));
save_item(NAME(m_gfx_scroll_0_x));
save_item(NAME(m_gfx_scroll_0_y));
save_item(NAME(m_gfx_scroll_1_x));
save_item(NAME(m_gfx_scroll_1_y));
save_item(NAME(m_delay_scale));
save_item(NAME(m_gfx_addr_shadowcopy));
save_item(NAME(m_gfx_scroll_0_x_shadowcopy));
save_item(NAME(m_gfx_scroll_0_y_shadowcopy));
save_item(NAME(m_gfx_scroll_1_x_shadowcopy));
save_item(NAME(m_gfx_scroll_1_y_shadowcopy));
save_pointer(NAME(m_ram16_copy), m_main_ramsize/2);
save_item(NAME(*m_bitmaps));
}
void epic12_device::device_reset()
{
if (m_is_unsafe)
{
m_use_ram = m_ram16;
m_work_queue = osd_work_queue_alloc(WORK_QUEUE_FLAG_HIGH_FREQ|WORK_QUEUE_FLAG_MULTI);
}
else
{
m_use_ram = m_ram16_copy.get(); // slow mode
m_work_queue = osd_work_queue_alloc(WORK_QUEUE_FLAG_HIGH_FREQ);
}
// cache table to avoid divides in blit code, also pre-clamped
int x,y;
for (y=0;y<0x40;y++)
{
for (x=0;x<0x20;x++)
{
colrtable[x][y] = (x*y) / 0x1f;
if (colrtable[x][y]>0x1f) colrtable[x][y] = 0x1f;
colrtable_rev[x^0x1f][y] = (x*y) / 0x1f;
if (colrtable_rev[x^0x1f][y]>0x1f) colrtable_rev[x^0x1f][y] = 0x1f;
}
}
// preclamped add table
for (y=0;y<0x20;y++)
{
for (x=0;x<0x20;x++)
{
colrtable_add[x][y] = (x+y);
if (colrtable_add[x][y]>0x1f) colrtable_add[x][y] = 0x1f;
}
}
m_blitter_busy = 0;
}
// todo, get these into the device class without ruining performance
uint8_t epic12_device::colrtable[0x20][0x40];
uint8_t epic12_device::colrtable_rev[0x20][0x40];
uint8_t epic12_device::colrtable_add[0x20][0x20];
uint64_t epic12_device::blit_delay;
inline uint16_t epic12_device::READ_NEXT_WORD(offs_t *addr)
{
// uint16_t data = space.read_word(*addr); // going through the memory system is 'more correct' but noticeably slower
uint16_t data = m_use_ram[((*addr & m_main_rammask) >> 1) ^ NATIVE_ENDIAN_VALUE_LE_BE(3, 0)];
*addr += 2;
// printf("data %04x\n", data);
return data;
}
inline uint16_t epic12_device::COPY_NEXT_WORD(address_space &space, offs_t *addr)
{
// uint16_t data = space.read_word(*addr); // going through the memory system is 'more correct' but noticeably slower
uint16_t data = m_ram16[((*addr & m_main_rammask) >> 1) ^ NATIVE_ENDIAN_VALUE_LE_BE(3, 0)];
m_ram16_copy[((*addr & m_main_rammask) >> 1) ^ NATIVE_ENDIAN_VALUE_LE_BE(3, 0)] = data;
*addr += 2;
// printf("data %04x\n", data);
return data;
}
inline void epic12_device::gfx_upload_shadow_copy(address_space &space, offs_t *addr)
{
uint32_t x,y, dimx,dimy;
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
dimx = (COPY_NEXT_WORD(space, addr) & 0x1fff) + 1;
dimy = (COPY_NEXT_WORD(space, addr) & 0x0fff) + 1;
for (y = 0; y < dimy; y++)
{
for (x = 0; x < dimx; x++)
{
COPY_NEXT_WORD(space, addr);
}
}
}
inline void epic12_device::gfx_upload(offs_t *addr)
{
uint32_t x,y, dst_p,dst_x_start,dst_y_start, dimx,dimy;
uint32_t *dst;
// 0x20000000
READ_NEXT_WORD(addr);
READ_NEXT_WORD(addr);
// 0x99999999
READ_NEXT_WORD(addr);
READ_NEXT_WORD(addr);
dst_x_start = READ_NEXT_WORD(addr);
dst_y_start = READ_NEXT_WORD(addr);
dst_p = 0;
dst_x_start &= 0x1fff;
dst_y_start &= 0x0fff;
dimx = (READ_NEXT_WORD(addr) & 0x1fff) + 1;
dimy = (READ_NEXT_WORD(addr) & 0x0fff) + 1;
logerror("GFX COPY: DST %02X,%02X,%03X DIM %02X,%03X\n", dst_p,dst_x_start,dst_y_start, dimx,dimy);
for (y = 0; y < dimy; y++)
{
dst = &m_bitmaps->pix(dst_y_start + y, 0);
dst += dst_x_start;
for (x = 0; x < dimx; x++)
{
uint16_t pendat = READ_NEXT_WORD(addr);
// real hw would upload the gfxword directly, but our VRAM is 32-bit, so convert it.
//dst[dst_x_start + x] = pendat;
*dst++ = ((pendat&0x8000)<<14) | ((pendat&0x7c00)<<9) | ((pendat&0x03e0)<<6) | ((pendat&0x001f)<<3); // --t- ---- rrrr r--- gggg g--- bbbb b--- format
//dst[dst_x_start + x] = ((pendat&0x8000)<<14) | ((pendat&0x7c00)<<6) | ((pendat&0x03e0)<<3) | ((pendat&0x001f)<<0); // --t- ---- ---r rrrr ---g gggg ---b bbbb format
}
}
}
#define draw_params m_bitmaps.get(), &m_clip, &m_bitmaps->pix(0,0),src_x,src_y, x,y, dimx,dimy, flipy, s_alpha, d_alpha, &tint_clr
const epic12_device::blitfunction epic12_device::f0_ti1_tr1_blit_funcs[64] =
{
epic12_device::draw_sprite_f0_ti1_tr1_s0_d0, epic12_device::draw_sprite_f0_ti1_tr1_s1_d0, epic12_device::draw_sprite_f0_ti1_tr1_s2_d0, epic12_device::draw_sprite_f0_ti1_tr1_s3_d0, epic12_device::draw_sprite_f0_ti1_tr1_s4_d0, epic12_device::draw_sprite_f0_ti1_tr1_s5_d0, epic12_device::draw_sprite_f0_ti1_tr1_s6_d0, epic12_device::draw_sprite_f0_ti1_tr1_s7_d0,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d1, epic12_device::draw_sprite_f0_ti1_tr1_s1_d1, epic12_device::draw_sprite_f0_ti1_tr1_s2_d1, epic12_device::draw_sprite_f0_ti1_tr1_s3_d1, epic12_device::draw_sprite_f0_ti1_tr1_s4_d1, epic12_device::draw_sprite_f0_ti1_tr1_s5_d1, epic12_device::draw_sprite_f0_ti1_tr1_s6_d1, epic12_device::draw_sprite_f0_ti1_tr1_s7_d1,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d2, epic12_device::draw_sprite_f0_ti1_tr1_s1_d2, epic12_device::draw_sprite_f0_ti1_tr1_s2_d2, epic12_device::draw_sprite_f0_ti1_tr1_s3_d2, epic12_device::draw_sprite_f0_ti1_tr1_s4_d2, epic12_device::draw_sprite_f0_ti1_tr1_s5_d2, epic12_device::draw_sprite_f0_ti1_tr1_s6_d2, epic12_device::draw_sprite_f0_ti1_tr1_s7_d2,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d3, epic12_device::draw_sprite_f0_ti1_tr1_s1_d3, epic12_device::draw_sprite_f0_ti1_tr1_s2_d3, epic12_device::draw_sprite_f0_ti1_tr1_s3_d3, epic12_device::draw_sprite_f0_ti1_tr1_s4_d3, epic12_device::draw_sprite_f0_ti1_tr1_s5_d3, epic12_device::draw_sprite_f0_ti1_tr1_s6_d3, epic12_device::draw_sprite_f0_ti1_tr1_s7_d3,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d4, epic12_device::draw_sprite_f0_ti1_tr1_s1_d4, epic12_device::draw_sprite_f0_ti1_tr1_s2_d4, epic12_device::draw_sprite_f0_ti1_tr1_s3_d4, epic12_device::draw_sprite_f0_ti1_tr1_s4_d4, epic12_device::draw_sprite_f0_ti1_tr1_s5_d4, epic12_device::draw_sprite_f0_ti1_tr1_s6_d4, epic12_device::draw_sprite_f0_ti1_tr1_s7_d4,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d5, epic12_device::draw_sprite_f0_ti1_tr1_s1_d5, epic12_device::draw_sprite_f0_ti1_tr1_s2_d5, epic12_device::draw_sprite_f0_ti1_tr1_s3_d5, epic12_device::draw_sprite_f0_ti1_tr1_s4_d5, epic12_device::draw_sprite_f0_ti1_tr1_s5_d5, epic12_device::draw_sprite_f0_ti1_tr1_s6_d5, epic12_device::draw_sprite_f0_ti1_tr1_s7_d5,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d6, epic12_device::draw_sprite_f0_ti1_tr1_s1_d6, epic12_device::draw_sprite_f0_ti1_tr1_s2_d6, epic12_device::draw_sprite_f0_ti1_tr1_s3_d6, epic12_device::draw_sprite_f0_ti1_tr1_s4_d6, epic12_device::draw_sprite_f0_ti1_tr1_s5_d6, epic12_device::draw_sprite_f0_ti1_tr1_s6_d6, epic12_device::draw_sprite_f0_ti1_tr1_s7_d6,
epic12_device::draw_sprite_f0_ti1_tr1_s0_d7, epic12_device::draw_sprite_f0_ti1_tr1_s1_d7, epic12_device::draw_sprite_f0_ti1_tr1_s2_d7, epic12_device::draw_sprite_f0_ti1_tr1_s3_d7, epic12_device::draw_sprite_f0_ti1_tr1_s4_d7, epic12_device::draw_sprite_f0_ti1_tr1_s5_d7, epic12_device::draw_sprite_f0_ti1_tr1_s6_d7, epic12_device::draw_sprite_f0_ti1_tr1_s7_d7,
};
const epic12_device::blitfunction epic12_device::f0_ti1_tr0_blit_funcs[64] =
{
epic12_device::draw_sprite_f0_ti1_tr0_s0_d0, epic12_device::draw_sprite_f0_ti1_tr0_s1_d0, epic12_device::draw_sprite_f0_ti1_tr0_s2_d0, epic12_device::draw_sprite_f0_ti1_tr0_s3_d0, epic12_device::draw_sprite_f0_ti1_tr0_s4_d0, epic12_device::draw_sprite_f0_ti1_tr0_s5_d0, epic12_device::draw_sprite_f0_ti1_tr0_s6_d0, epic12_device::draw_sprite_f0_ti1_tr0_s7_d0,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d1, epic12_device::draw_sprite_f0_ti1_tr0_s1_d1, epic12_device::draw_sprite_f0_ti1_tr0_s2_d1, epic12_device::draw_sprite_f0_ti1_tr0_s3_d1, epic12_device::draw_sprite_f0_ti1_tr0_s4_d1, epic12_device::draw_sprite_f0_ti1_tr0_s5_d1, epic12_device::draw_sprite_f0_ti1_tr0_s6_d1, epic12_device::draw_sprite_f0_ti1_tr0_s7_d1,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d2, epic12_device::draw_sprite_f0_ti1_tr0_s1_d2, epic12_device::draw_sprite_f0_ti1_tr0_s2_d2, epic12_device::draw_sprite_f0_ti1_tr0_s3_d2, epic12_device::draw_sprite_f0_ti1_tr0_s4_d2, epic12_device::draw_sprite_f0_ti1_tr0_s5_d2, epic12_device::draw_sprite_f0_ti1_tr0_s6_d2, epic12_device::draw_sprite_f0_ti1_tr0_s7_d2,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d3, epic12_device::draw_sprite_f0_ti1_tr0_s1_d3, epic12_device::draw_sprite_f0_ti1_tr0_s2_d3, epic12_device::draw_sprite_f0_ti1_tr0_s3_d3, epic12_device::draw_sprite_f0_ti1_tr0_s4_d3, epic12_device::draw_sprite_f0_ti1_tr0_s5_d3, epic12_device::draw_sprite_f0_ti1_tr0_s6_d3, epic12_device::draw_sprite_f0_ti1_tr0_s7_d3,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d4, epic12_device::draw_sprite_f0_ti1_tr0_s1_d4, epic12_device::draw_sprite_f0_ti1_tr0_s2_d4, epic12_device::draw_sprite_f0_ti1_tr0_s3_d4, epic12_device::draw_sprite_f0_ti1_tr0_s4_d4, epic12_device::draw_sprite_f0_ti1_tr0_s5_d4, epic12_device::draw_sprite_f0_ti1_tr0_s6_d4, epic12_device::draw_sprite_f0_ti1_tr0_s7_d4,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d5, epic12_device::draw_sprite_f0_ti1_tr0_s1_d5, epic12_device::draw_sprite_f0_ti1_tr0_s2_d5, epic12_device::draw_sprite_f0_ti1_tr0_s3_d5, epic12_device::draw_sprite_f0_ti1_tr0_s4_d5, epic12_device::draw_sprite_f0_ti1_tr0_s5_d5, epic12_device::draw_sprite_f0_ti1_tr0_s6_d5, epic12_device::draw_sprite_f0_ti1_tr0_s7_d5,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d6, epic12_device::draw_sprite_f0_ti1_tr0_s1_d6, epic12_device::draw_sprite_f0_ti1_tr0_s2_d6, epic12_device::draw_sprite_f0_ti1_tr0_s3_d6, epic12_device::draw_sprite_f0_ti1_tr0_s4_d6, epic12_device::draw_sprite_f0_ti1_tr0_s5_d6, epic12_device::draw_sprite_f0_ti1_tr0_s6_d6, epic12_device::draw_sprite_f0_ti1_tr0_s7_d6,
epic12_device::draw_sprite_f0_ti1_tr0_s0_d7, epic12_device::draw_sprite_f0_ti1_tr0_s1_d7, epic12_device::draw_sprite_f0_ti1_tr0_s2_d7, epic12_device::draw_sprite_f0_ti1_tr0_s3_d7, epic12_device::draw_sprite_f0_ti1_tr0_s4_d7, epic12_device::draw_sprite_f0_ti1_tr0_s5_d7, epic12_device::draw_sprite_f0_ti1_tr0_s6_d7, epic12_device::draw_sprite_f0_ti1_tr0_s7_d7,
};
const epic12_device::blitfunction epic12_device::f1_ti1_tr1_blit_funcs[64] =
{
epic12_device::draw_sprite_f1_ti1_tr1_s0_d0, epic12_device::draw_sprite_f1_ti1_tr1_s1_d0, epic12_device::draw_sprite_f1_ti1_tr1_s2_d0, epic12_device::draw_sprite_f1_ti1_tr1_s3_d0, epic12_device::draw_sprite_f1_ti1_tr1_s4_d0, epic12_device::draw_sprite_f1_ti1_tr1_s5_d0, epic12_device::draw_sprite_f1_ti1_tr1_s6_d0, epic12_device::draw_sprite_f1_ti1_tr1_s7_d0,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d1, epic12_device::draw_sprite_f1_ti1_tr1_s1_d1, epic12_device::draw_sprite_f1_ti1_tr1_s2_d1, epic12_device::draw_sprite_f1_ti1_tr1_s3_d1, epic12_device::draw_sprite_f1_ti1_tr1_s4_d1, epic12_device::draw_sprite_f1_ti1_tr1_s5_d1, epic12_device::draw_sprite_f1_ti1_tr1_s6_d1, epic12_device::draw_sprite_f1_ti1_tr1_s7_d1,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d2, epic12_device::draw_sprite_f1_ti1_tr1_s1_d2, epic12_device::draw_sprite_f1_ti1_tr1_s2_d2, epic12_device::draw_sprite_f1_ti1_tr1_s3_d2, epic12_device::draw_sprite_f1_ti1_tr1_s4_d2, epic12_device::draw_sprite_f1_ti1_tr1_s5_d2, epic12_device::draw_sprite_f1_ti1_tr1_s6_d2, epic12_device::draw_sprite_f1_ti1_tr1_s7_d2,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d3, epic12_device::draw_sprite_f1_ti1_tr1_s1_d3, epic12_device::draw_sprite_f1_ti1_tr1_s2_d3, epic12_device::draw_sprite_f1_ti1_tr1_s3_d3, epic12_device::draw_sprite_f1_ti1_tr1_s4_d3, epic12_device::draw_sprite_f1_ti1_tr1_s5_d3, epic12_device::draw_sprite_f1_ti1_tr1_s6_d3, epic12_device::draw_sprite_f1_ti1_tr1_s7_d3,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d4, epic12_device::draw_sprite_f1_ti1_tr1_s1_d4, epic12_device::draw_sprite_f1_ti1_tr1_s2_d4, epic12_device::draw_sprite_f1_ti1_tr1_s3_d4, epic12_device::draw_sprite_f1_ti1_tr1_s4_d4, epic12_device::draw_sprite_f1_ti1_tr1_s5_d4, epic12_device::draw_sprite_f1_ti1_tr1_s6_d4, epic12_device::draw_sprite_f1_ti1_tr1_s7_d4,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d5, epic12_device::draw_sprite_f1_ti1_tr1_s1_d5, epic12_device::draw_sprite_f1_ti1_tr1_s2_d5, epic12_device::draw_sprite_f1_ti1_tr1_s3_d5, epic12_device::draw_sprite_f1_ti1_tr1_s4_d5, epic12_device::draw_sprite_f1_ti1_tr1_s5_d5, epic12_device::draw_sprite_f1_ti1_tr1_s6_d5, epic12_device::draw_sprite_f1_ti1_tr1_s7_d5,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d6, epic12_device::draw_sprite_f1_ti1_tr1_s1_d6, epic12_device::draw_sprite_f1_ti1_tr1_s2_d6, epic12_device::draw_sprite_f1_ti1_tr1_s3_d6, epic12_device::draw_sprite_f1_ti1_tr1_s4_d6, epic12_device::draw_sprite_f1_ti1_tr1_s5_d6, epic12_device::draw_sprite_f1_ti1_tr1_s6_d6, epic12_device::draw_sprite_f1_ti1_tr1_s7_d6,
epic12_device::draw_sprite_f1_ti1_tr1_s0_d7, epic12_device::draw_sprite_f1_ti1_tr1_s1_d7, epic12_device::draw_sprite_f1_ti1_tr1_s2_d7, epic12_device::draw_sprite_f1_ti1_tr1_s3_d7, epic12_device::draw_sprite_f1_ti1_tr1_s4_d7, epic12_device::draw_sprite_f1_ti1_tr1_s5_d7, epic12_device::draw_sprite_f1_ti1_tr1_s6_d7, epic12_device::draw_sprite_f1_ti1_tr1_s7_d7,
};
const epic12_device::blitfunction epic12_device::f1_ti1_tr0_blit_funcs[64] =
{
epic12_device::draw_sprite_f1_ti1_tr0_s0_d0, epic12_device::draw_sprite_f1_ti1_tr0_s1_d0, epic12_device::draw_sprite_f1_ti1_tr0_s2_d0, epic12_device::draw_sprite_f1_ti1_tr0_s3_d0, epic12_device::draw_sprite_f1_ti1_tr0_s4_d0, epic12_device::draw_sprite_f1_ti1_tr0_s5_d0, epic12_device::draw_sprite_f1_ti1_tr0_s6_d0, epic12_device::draw_sprite_f1_ti1_tr0_s7_d0,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d1, epic12_device::draw_sprite_f1_ti1_tr0_s1_d1, epic12_device::draw_sprite_f1_ti1_tr0_s2_d1, epic12_device::draw_sprite_f1_ti1_tr0_s3_d1, epic12_device::draw_sprite_f1_ti1_tr0_s4_d1, epic12_device::draw_sprite_f1_ti1_tr0_s5_d1, epic12_device::draw_sprite_f1_ti1_tr0_s6_d1, epic12_device::draw_sprite_f1_ti1_tr0_s7_d1,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d2, epic12_device::draw_sprite_f1_ti1_tr0_s1_d2, epic12_device::draw_sprite_f1_ti1_tr0_s2_d2, epic12_device::draw_sprite_f1_ti1_tr0_s3_d2, epic12_device::draw_sprite_f1_ti1_tr0_s4_d2, epic12_device::draw_sprite_f1_ti1_tr0_s5_d2, epic12_device::draw_sprite_f1_ti1_tr0_s6_d2, epic12_device::draw_sprite_f1_ti1_tr0_s7_d2,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d3, epic12_device::draw_sprite_f1_ti1_tr0_s1_d3, epic12_device::draw_sprite_f1_ti1_tr0_s2_d3, epic12_device::draw_sprite_f1_ti1_tr0_s3_d3, epic12_device::draw_sprite_f1_ti1_tr0_s4_d3, epic12_device::draw_sprite_f1_ti1_tr0_s5_d3, epic12_device::draw_sprite_f1_ti1_tr0_s6_d3, epic12_device::draw_sprite_f1_ti1_tr0_s7_d3,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d4, epic12_device::draw_sprite_f1_ti1_tr0_s1_d4, epic12_device::draw_sprite_f1_ti1_tr0_s2_d4, epic12_device::draw_sprite_f1_ti1_tr0_s3_d4, epic12_device::draw_sprite_f1_ti1_tr0_s4_d4, epic12_device::draw_sprite_f1_ti1_tr0_s5_d4, epic12_device::draw_sprite_f1_ti1_tr0_s6_d4, epic12_device::draw_sprite_f1_ti1_tr0_s7_d4,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d5, epic12_device::draw_sprite_f1_ti1_tr0_s1_d5, epic12_device::draw_sprite_f1_ti1_tr0_s2_d5, epic12_device::draw_sprite_f1_ti1_tr0_s3_d5, epic12_device::draw_sprite_f1_ti1_tr0_s4_d5, epic12_device::draw_sprite_f1_ti1_tr0_s5_d5, epic12_device::draw_sprite_f1_ti1_tr0_s6_d5, epic12_device::draw_sprite_f1_ti1_tr0_s7_d5,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d6, epic12_device::draw_sprite_f1_ti1_tr0_s1_d6, epic12_device::draw_sprite_f1_ti1_tr0_s2_d6, epic12_device::draw_sprite_f1_ti1_tr0_s3_d6, epic12_device::draw_sprite_f1_ti1_tr0_s4_d6, epic12_device::draw_sprite_f1_ti1_tr0_s5_d6, epic12_device::draw_sprite_f1_ti1_tr0_s6_d6, epic12_device::draw_sprite_f1_ti1_tr0_s7_d6,
epic12_device::draw_sprite_f1_ti1_tr0_s0_d7, epic12_device::draw_sprite_f1_ti1_tr0_s1_d7, epic12_device::draw_sprite_f1_ti1_tr0_s2_d7, epic12_device::draw_sprite_f1_ti1_tr0_s3_d7, epic12_device::draw_sprite_f1_ti1_tr0_s4_d7, epic12_device::draw_sprite_f1_ti1_tr0_s5_d7, epic12_device::draw_sprite_f1_ti1_tr0_s6_d7, epic12_device::draw_sprite_f1_ti1_tr0_s7_d7,
};
const epic12_device::blitfunction epic12_device::f0_ti0_tr1_blit_funcs[64] =
{
epic12_device::draw_sprite_f0_ti0_tr1_s0_d0, epic12_device::draw_sprite_f0_ti0_tr1_s1_d0, epic12_device::draw_sprite_f0_ti0_tr1_s2_d0, epic12_device::draw_sprite_f0_ti0_tr1_s3_d0, epic12_device::draw_sprite_f0_ti0_tr1_s4_d0, epic12_device::draw_sprite_f0_ti0_tr1_s5_d0, epic12_device::draw_sprite_f0_ti0_tr1_s6_d0, epic12_device::draw_sprite_f0_ti0_tr1_s7_d0,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d1, epic12_device::draw_sprite_f0_ti0_tr1_s1_d1, epic12_device::draw_sprite_f0_ti0_tr1_s2_d1, epic12_device::draw_sprite_f0_ti0_tr1_s3_d1, epic12_device::draw_sprite_f0_ti0_tr1_s4_d1, epic12_device::draw_sprite_f0_ti0_tr1_s5_d1, epic12_device::draw_sprite_f0_ti0_tr1_s6_d1, epic12_device::draw_sprite_f0_ti0_tr1_s7_d1,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d2, epic12_device::draw_sprite_f0_ti0_tr1_s1_d2, epic12_device::draw_sprite_f0_ti0_tr1_s2_d2, epic12_device::draw_sprite_f0_ti0_tr1_s3_d2, epic12_device::draw_sprite_f0_ti0_tr1_s4_d2, epic12_device::draw_sprite_f0_ti0_tr1_s5_d2, epic12_device::draw_sprite_f0_ti0_tr1_s6_d2, epic12_device::draw_sprite_f0_ti0_tr1_s7_d2,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d3, epic12_device::draw_sprite_f0_ti0_tr1_s1_d3, epic12_device::draw_sprite_f0_ti0_tr1_s2_d3, epic12_device::draw_sprite_f0_ti0_tr1_s3_d3, epic12_device::draw_sprite_f0_ti0_tr1_s4_d3, epic12_device::draw_sprite_f0_ti0_tr1_s5_d3, epic12_device::draw_sprite_f0_ti0_tr1_s6_d3, epic12_device::draw_sprite_f0_ti0_tr1_s7_d3,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d4, epic12_device::draw_sprite_f0_ti0_tr1_s1_d4, epic12_device::draw_sprite_f0_ti0_tr1_s2_d4, epic12_device::draw_sprite_f0_ti0_tr1_s3_d4, epic12_device::draw_sprite_f0_ti0_tr1_s4_d4, epic12_device::draw_sprite_f0_ti0_tr1_s5_d4, epic12_device::draw_sprite_f0_ti0_tr1_s6_d4, epic12_device::draw_sprite_f0_ti0_tr1_s7_d4,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d5, epic12_device::draw_sprite_f0_ti0_tr1_s1_d5, epic12_device::draw_sprite_f0_ti0_tr1_s2_d5, epic12_device::draw_sprite_f0_ti0_tr1_s3_d5, epic12_device::draw_sprite_f0_ti0_tr1_s4_d5, epic12_device::draw_sprite_f0_ti0_tr1_s5_d5, epic12_device::draw_sprite_f0_ti0_tr1_s6_d5, epic12_device::draw_sprite_f0_ti0_tr1_s7_d5,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d6, epic12_device::draw_sprite_f0_ti0_tr1_s1_d6, epic12_device::draw_sprite_f0_ti0_tr1_s2_d6, epic12_device::draw_sprite_f0_ti0_tr1_s3_d6, epic12_device::draw_sprite_f0_ti0_tr1_s4_d6, epic12_device::draw_sprite_f0_ti0_tr1_s5_d6, epic12_device::draw_sprite_f0_ti0_tr1_s6_d6, epic12_device::draw_sprite_f0_ti0_tr1_s7_d6,
epic12_device::draw_sprite_f0_ti0_tr1_s0_d7, epic12_device::draw_sprite_f0_ti0_tr1_s1_d7, epic12_device::draw_sprite_f0_ti0_tr1_s2_d7, epic12_device::draw_sprite_f0_ti0_tr1_s3_d7, epic12_device::draw_sprite_f0_ti0_tr1_s4_d7, epic12_device::draw_sprite_f0_ti0_tr1_s5_d7, epic12_device::draw_sprite_f0_ti0_tr1_s6_d7, epic12_device::draw_sprite_f0_ti0_tr1_s7_d7,
};
const epic12_device::blitfunction epic12_device::f0_ti0_tr0_blit_funcs[64] =
{
epic12_device::draw_sprite_f0_ti0_tr0_s0_d0, epic12_device::draw_sprite_f0_ti0_tr0_s1_d0, epic12_device::draw_sprite_f0_ti0_tr0_s2_d0, epic12_device::draw_sprite_f0_ti0_tr0_s3_d0, epic12_device::draw_sprite_f0_ti0_tr0_s4_d0, epic12_device::draw_sprite_f0_ti0_tr0_s5_d0, epic12_device::draw_sprite_f0_ti0_tr0_s6_d0, epic12_device::draw_sprite_f0_ti0_tr0_s7_d0,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d1, epic12_device::draw_sprite_f0_ti0_tr0_s1_d1, epic12_device::draw_sprite_f0_ti0_tr0_s2_d1, epic12_device::draw_sprite_f0_ti0_tr0_s3_d1, epic12_device::draw_sprite_f0_ti0_tr0_s4_d1, epic12_device::draw_sprite_f0_ti0_tr0_s5_d1, epic12_device::draw_sprite_f0_ti0_tr0_s6_d1, epic12_device::draw_sprite_f0_ti0_tr0_s7_d1,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d2, epic12_device::draw_sprite_f0_ti0_tr0_s1_d2, epic12_device::draw_sprite_f0_ti0_tr0_s2_d2, epic12_device::draw_sprite_f0_ti0_tr0_s3_d2, epic12_device::draw_sprite_f0_ti0_tr0_s4_d2, epic12_device::draw_sprite_f0_ti0_tr0_s5_d2, epic12_device::draw_sprite_f0_ti0_tr0_s6_d2, epic12_device::draw_sprite_f0_ti0_tr0_s7_d2,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d3, epic12_device::draw_sprite_f0_ti0_tr0_s1_d3, epic12_device::draw_sprite_f0_ti0_tr0_s2_d3, epic12_device::draw_sprite_f0_ti0_tr0_s3_d3, epic12_device::draw_sprite_f0_ti0_tr0_s4_d3, epic12_device::draw_sprite_f0_ti0_tr0_s5_d3, epic12_device::draw_sprite_f0_ti0_tr0_s6_d3, epic12_device::draw_sprite_f0_ti0_tr0_s7_d3,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d4, epic12_device::draw_sprite_f0_ti0_tr0_s1_d4, epic12_device::draw_sprite_f0_ti0_tr0_s2_d4, epic12_device::draw_sprite_f0_ti0_tr0_s3_d4, epic12_device::draw_sprite_f0_ti0_tr0_s4_d4, epic12_device::draw_sprite_f0_ti0_tr0_s5_d4, epic12_device::draw_sprite_f0_ti0_tr0_s6_d4, epic12_device::draw_sprite_f0_ti0_tr0_s7_d4,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d5, epic12_device::draw_sprite_f0_ti0_tr0_s1_d5, epic12_device::draw_sprite_f0_ti0_tr0_s2_d5, epic12_device::draw_sprite_f0_ti0_tr0_s3_d5, epic12_device::draw_sprite_f0_ti0_tr0_s4_d5, epic12_device::draw_sprite_f0_ti0_tr0_s5_d5, epic12_device::draw_sprite_f0_ti0_tr0_s6_d5, epic12_device::draw_sprite_f0_ti0_tr0_s7_d5,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d6, epic12_device::draw_sprite_f0_ti0_tr0_s1_d6, epic12_device::draw_sprite_f0_ti0_tr0_s2_d6, epic12_device::draw_sprite_f0_ti0_tr0_s3_d6, epic12_device::draw_sprite_f0_ti0_tr0_s4_d6, epic12_device::draw_sprite_f0_ti0_tr0_s5_d6, epic12_device::draw_sprite_f0_ti0_tr0_s6_d6, epic12_device::draw_sprite_f0_ti0_tr0_s7_d6,
epic12_device::draw_sprite_f0_ti0_tr0_s0_d7, epic12_device::draw_sprite_f0_ti0_tr0_s1_d7, epic12_device::draw_sprite_f0_ti0_tr0_s2_d7, epic12_device::draw_sprite_f0_ti0_tr0_s3_d7, epic12_device::draw_sprite_f0_ti0_tr0_s4_d7, epic12_device::draw_sprite_f0_ti0_tr0_s5_d7, epic12_device::draw_sprite_f0_ti0_tr0_s6_d7, epic12_device::draw_sprite_f0_ti0_tr0_s7_d7,
};
const epic12_device::blitfunction epic12_device::f1_ti0_tr1_blit_funcs[64] =
{
epic12_device::draw_sprite_f1_ti0_tr1_s0_d0, epic12_device::draw_sprite_f1_ti0_tr1_s1_d0, epic12_device::draw_sprite_f1_ti0_tr1_s2_d0, epic12_device::draw_sprite_f1_ti0_tr1_s3_d0, epic12_device::draw_sprite_f1_ti0_tr1_s4_d0, epic12_device::draw_sprite_f1_ti0_tr1_s5_d0, epic12_device::draw_sprite_f1_ti0_tr1_s6_d0, epic12_device::draw_sprite_f1_ti0_tr1_s7_d0,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d1, epic12_device::draw_sprite_f1_ti0_tr1_s1_d1, epic12_device::draw_sprite_f1_ti0_tr1_s2_d1, epic12_device::draw_sprite_f1_ti0_tr1_s3_d1, epic12_device::draw_sprite_f1_ti0_tr1_s4_d1, epic12_device::draw_sprite_f1_ti0_tr1_s5_d1, epic12_device::draw_sprite_f1_ti0_tr1_s6_d1, epic12_device::draw_sprite_f1_ti0_tr1_s7_d1,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d2, epic12_device::draw_sprite_f1_ti0_tr1_s1_d2, epic12_device::draw_sprite_f1_ti0_tr1_s2_d2, epic12_device::draw_sprite_f1_ti0_tr1_s3_d2, epic12_device::draw_sprite_f1_ti0_tr1_s4_d2, epic12_device::draw_sprite_f1_ti0_tr1_s5_d2, epic12_device::draw_sprite_f1_ti0_tr1_s6_d2, epic12_device::draw_sprite_f1_ti0_tr1_s7_d2,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d3, epic12_device::draw_sprite_f1_ti0_tr1_s1_d3, epic12_device::draw_sprite_f1_ti0_tr1_s2_d3, epic12_device::draw_sprite_f1_ti0_tr1_s3_d3, epic12_device::draw_sprite_f1_ti0_tr1_s4_d3, epic12_device::draw_sprite_f1_ti0_tr1_s5_d3, epic12_device::draw_sprite_f1_ti0_tr1_s6_d3, epic12_device::draw_sprite_f1_ti0_tr1_s7_d3,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d4, epic12_device::draw_sprite_f1_ti0_tr1_s1_d4, epic12_device::draw_sprite_f1_ti0_tr1_s2_d4, epic12_device::draw_sprite_f1_ti0_tr1_s3_d4, epic12_device::draw_sprite_f1_ti0_tr1_s4_d4, epic12_device::draw_sprite_f1_ti0_tr1_s5_d4, epic12_device::draw_sprite_f1_ti0_tr1_s6_d4, epic12_device::draw_sprite_f1_ti0_tr1_s7_d4,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d5, epic12_device::draw_sprite_f1_ti0_tr1_s1_d5, epic12_device::draw_sprite_f1_ti0_tr1_s2_d5, epic12_device::draw_sprite_f1_ti0_tr1_s3_d5, epic12_device::draw_sprite_f1_ti0_tr1_s4_d5, epic12_device::draw_sprite_f1_ti0_tr1_s5_d5, epic12_device::draw_sprite_f1_ti0_tr1_s6_d5, epic12_device::draw_sprite_f1_ti0_tr1_s7_d5,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d6, epic12_device::draw_sprite_f1_ti0_tr1_s1_d6, epic12_device::draw_sprite_f1_ti0_tr1_s2_d6, epic12_device::draw_sprite_f1_ti0_tr1_s3_d6, epic12_device::draw_sprite_f1_ti0_tr1_s4_d6, epic12_device::draw_sprite_f1_ti0_tr1_s5_d6, epic12_device::draw_sprite_f1_ti0_tr1_s6_d6, epic12_device::draw_sprite_f1_ti0_tr1_s7_d6,
epic12_device::draw_sprite_f1_ti0_tr1_s0_d7, epic12_device::draw_sprite_f1_ti0_tr1_s1_d7, epic12_device::draw_sprite_f1_ti0_tr1_s2_d7, epic12_device::draw_sprite_f1_ti0_tr1_s3_d7, epic12_device::draw_sprite_f1_ti0_tr1_s4_d7, epic12_device::draw_sprite_f1_ti0_tr1_s5_d7, epic12_device::draw_sprite_f1_ti0_tr1_s6_d7, epic12_device::draw_sprite_f1_ti0_tr1_s7_d7,
};
const epic12_device::blitfunction epic12_device::f1_ti0_tr0_blit_funcs[64] =
{
epic12_device::draw_sprite_f1_ti0_tr0_s0_d0, epic12_device::draw_sprite_f1_ti0_tr0_s1_d0, epic12_device::draw_sprite_f1_ti0_tr0_s2_d0, epic12_device::draw_sprite_f1_ti0_tr0_s3_d0, epic12_device::draw_sprite_f1_ti0_tr0_s4_d0, epic12_device::draw_sprite_f1_ti0_tr0_s5_d0, epic12_device::draw_sprite_f1_ti0_tr0_s6_d0, epic12_device::draw_sprite_f1_ti0_tr0_s7_d0,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d1, epic12_device::draw_sprite_f1_ti0_tr0_s1_d1, epic12_device::draw_sprite_f1_ti0_tr0_s2_d1, epic12_device::draw_sprite_f1_ti0_tr0_s3_d1, epic12_device::draw_sprite_f1_ti0_tr0_s4_d1, epic12_device::draw_sprite_f1_ti0_tr0_s5_d1, epic12_device::draw_sprite_f1_ti0_tr0_s6_d1, epic12_device::draw_sprite_f1_ti0_tr0_s7_d1,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d2, epic12_device::draw_sprite_f1_ti0_tr0_s1_d2, epic12_device::draw_sprite_f1_ti0_tr0_s2_d2, epic12_device::draw_sprite_f1_ti0_tr0_s3_d2, epic12_device::draw_sprite_f1_ti0_tr0_s4_d2, epic12_device::draw_sprite_f1_ti0_tr0_s5_d2, epic12_device::draw_sprite_f1_ti0_tr0_s6_d2, epic12_device::draw_sprite_f1_ti0_tr0_s7_d2,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d3, epic12_device::draw_sprite_f1_ti0_tr0_s1_d3, epic12_device::draw_sprite_f1_ti0_tr0_s2_d3, epic12_device::draw_sprite_f1_ti0_tr0_s3_d3, epic12_device::draw_sprite_f1_ti0_tr0_s4_d3, epic12_device::draw_sprite_f1_ti0_tr0_s5_d3, epic12_device::draw_sprite_f1_ti0_tr0_s6_d3, epic12_device::draw_sprite_f1_ti0_tr0_s7_d3,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d4, epic12_device::draw_sprite_f1_ti0_tr0_s1_d4, epic12_device::draw_sprite_f1_ti0_tr0_s2_d4, epic12_device::draw_sprite_f1_ti0_tr0_s3_d4, epic12_device::draw_sprite_f1_ti0_tr0_s4_d4, epic12_device::draw_sprite_f1_ti0_tr0_s5_d4, epic12_device::draw_sprite_f1_ti0_tr0_s6_d4, epic12_device::draw_sprite_f1_ti0_tr0_s7_d4,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d5, epic12_device::draw_sprite_f1_ti0_tr0_s1_d5, epic12_device::draw_sprite_f1_ti0_tr0_s2_d5, epic12_device::draw_sprite_f1_ti0_tr0_s3_d5, epic12_device::draw_sprite_f1_ti0_tr0_s4_d5, epic12_device::draw_sprite_f1_ti0_tr0_s5_d5, epic12_device::draw_sprite_f1_ti0_tr0_s6_d5, epic12_device::draw_sprite_f1_ti0_tr0_s7_d5,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d6, epic12_device::draw_sprite_f1_ti0_tr0_s1_d6, epic12_device::draw_sprite_f1_ti0_tr0_s2_d6, epic12_device::draw_sprite_f1_ti0_tr0_s3_d6, epic12_device::draw_sprite_f1_ti0_tr0_s4_d6, epic12_device::draw_sprite_f1_ti0_tr0_s5_d6, epic12_device::draw_sprite_f1_ti0_tr0_s6_d6, epic12_device::draw_sprite_f1_ti0_tr0_s7_d6,
epic12_device::draw_sprite_f1_ti0_tr0_s0_d7, epic12_device::draw_sprite_f1_ti0_tr0_s1_d7, epic12_device::draw_sprite_f1_ti0_tr0_s2_d7, epic12_device::draw_sprite_f1_ti0_tr0_s3_d7, epic12_device::draw_sprite_f1_ti0_tr0_s4_d7, epic12_device::draw_sprite_f1_ti0_tr0_s5_d7, epic12_device::draw_sprite_f1_ti0_tr0_s6_d7, epic12_device::draw_sprite_f1_ti0_tr0_s7_d7,
};
inline void epic12_device::gfx_draw_shadow_copy(address_space &space, offs_t *addr)
{
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr); // uint16_t dst_x_start = COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr); // uint16_t dst_y_start = COPY_NEXT_WORD(space, addr);
uint16_t w = COPY_NEXT_WORD(space, addr);
uint16_t h = COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
COPY_NEXT_WORD(space, addr);
// todo, calcualte clipping.
blit_delay += w*h;
}
inline void epic12_device::gfx_draw(offs_t *addr)
{
int x,y, dimx,dimy, flipx,flipy;//, src_p;
int trans,blend, s_mode, d_mode;
clr_t tint_clr;
int tinted = 0;
uint16_t attr = READ_NEXT_WORD(addr);
uint16_t alpha = READ_NEXT_WORD(addr);
uint16_t src_x = READ_NEXT_WORD(addr);
uint16_t src_y = READ_NEXT_WORD(addr);
uint16_t dst_x_start = READ_NEXT_WORD(addr);
uint16_t dst_y_start = READ_NEXT_WORD(addr);
uint16_t w = READ_NEXT_WORD(addr);
uint16_t h = READ_NEXT_WORD(addr);
uint16_t tint_r = READ_NEXT_WORD(addr);
uint16_t tint_gb = READ_NEXT_WORD(addr);
// 0: +alpha
// 1: +source
// 2: +dest
// 3: *
// 4: -alpha
// 5: -source
// 6: -dest
// 7: *
d_mode = attr & 0x0007;
s_mode = (attr & 0x0070) >> 4;
trans = attr & 0x0100;
blend = attr & 0x0200;
flipy = attr & 0x0400;
flipx = attr & 0x0800;
const uint8_t d_alpha = ((alpha & 0x00ff) )>>3;
const uint8_t s_alpha = ((alpha & 0xff00) >> 8 )>>3;
// src_p = 0;
src_x = src_x & 0x1fff;
src_y = src_y & 0x0fff;
x = (dst_x_start & 0x7fff) - (dst_x_start & 0x8000);
y = (dst_y_start & 0x7fff) - (dst_y_start & 0x8000);
dimx = (w & 0x1fff) + 1;
dimy = (h & 0x0fff) + 1;
// convert parameters to clr
tint_to_clr(tint_r & 0x00ff, (tint_gb >> 8) & 0xff, tint_gb & 0xff, &tint_clr);
/* interestingly this gets set to 0x20 for 'normal' not 0x1f */
if (tint_clr.r!=0x20)
tinted = 1;
if (tint_clr.g!=0x20)
tinted = 1;
if (tint_clr.b!=0x20)
tinted = 1;
// surprisingly frequent, need to verify if it produces a worthwhile speedup tho.
if ((s_mode==0 && s_alpha==0x1f) && (d_mode==4 && d_alpha==0x1f))
blend = 0;
if (tinted)
{
if (!flipx)
{
if (trans)
{
if (!blend)
{
draw_sprite_f0_ti1_tr1_plain(draw_params);
}
else
{
f0_ti1_tr1_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
else
{
if (!blend)
{
draw_sprite_f0_ti1_tr0_plain(draw_params);
}
else
{
f0_ti1_tr0_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
}
else // flipx
{
if (trans)
{
if (!blend)
{
draw_sprite_f1_ti1_tr1_plain(draw_params);
}
else
{
f1_ti1_tr1_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
else
{
if (!blend)
{
draw_sprite_f1_ti1_tr0_plain(draw_params);
}
else
{
f1_ti1_tr0_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
}
}
else
{
if (blend==0 && tinted==0)
{
if (!flipx)
{
if (trans)
{
draw_sprite_f0_ti0_tr1_simple(draw_params);
}
else
{
draw_sprite_f0_ti0_tr0_simple(draw_params);
}
}
else
{
if (trans)
{
draw_sprite_f1_ti0_tr1_simple(draw_params);
}
else
{
draw_sprite_f1_ti0_tr0_simple(draw_params);
}
}
return;
}
//printf("smode %d dmode %d\n", s_mode, d_mode);
if (!flipx)
{
if (trans)
{
if (!blend)
{
draw_sprite_f0_ti0_plain(draw_params);
}
else
{
f0_ti0_tr1_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
else
{
if (!blend)
{
draw_sprite_f0_ti0_tr0_plain(draw_params);
}
else
{
f0_ti0_tr0_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
}
else // flipx
{
if (trans)
{
if (!blend)
{
draw_sprite_f1_ti0_plain(draw_params);
}
else
{
f1_ti0_tr1_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
else
{
if (!blend)
{
draw_sprite_f1_ti0_tr0_plain(draw_params);
}
else
{
f1_ti0_tr0_blit_funcs[s_mode | (d_mode<<3)](draw_params);
}
}
}
}
}
void epic12_device::gfx_create_shadow_copy(address_space &space)
{
offs_t addr = m_gfx_addr & 0x1fffffff;
m_clip.set(m_gfx_scroll_1_x_shadowcopy, m_gfx_scroll_1_x_shadowcopy + 320-1, m_gfx_scroll_1_y_shadowcopy, m_gfx_scroll_1_y_shadowcopy + 240-1);
while (1)
{
uint16_t data = COPY_NEXT_WORD(space, &addr);
switch( data & 0xf000 )
{
case 0x0000:
case 0xf000:
return;
case 0xc000:
if (COPY_NEXT_WORD(space, &addr)) // cliptype
m_clip.set(m_gfx_scroll_1_x_shadowcopy, m_gfx_scroll_1_x_shadowcopy + 320-1, m_gfx_scroll_1_y_shadowcopy, m_gfx_scroll_1_y_shadowcopy + 240-1);
else
m_clip.set(0, 0x2000-1, 0, 0x1000-1);
break;
case 0x2000:
addr -= 2;
gfx_upload_shadow_copy(space, &addr);
break;
case 0x1000:
addr -= 2;
gfx_draw_shadow_copy(space, &addr);
break;
default:
popmessage("GFX op = %04X", data);
return;
}
}
}
void epic12_device::gfx_exec(void)
{
offs_t addr = m_gfx_addr_shadowcopy & 0x1fffffff;
m_clip.set(m_gfx_scroll_1_x_shadowcopy, m_gfx_scroll_1_x_shadowcopy + 320-1, m_gfx_scroll_1_y_shadowcopy, m_gfx_scroll_1_y_shadowcopy + 240-1);
// logerror("GFX EXEC: %08X\n", addr);
while (1)
{
uint16_t data = READ_NEXT_WORD(&addr);
switch( data & 0xf000 )
{
case 0x0000:
case 0xf000:
return;
case 0xc000:
if (READ_NEXT_WORD(&addr)) // cliptype
m_clip.set(m_gfx_scroll_1_x_shadowcopy, m_gfx_scroll_1_x_shadowcopy + 320-1, m_gfx_scroll_1_y_shadowcopy, m_gfx_scroll_1_y_shadowcopy + 240-1);
else
m_clip.set(0, 0x2000-1, 0, 0x1000-1);
break;
case 0x2000:
addr -= 2;
gfx_upload(&addr);
break;
case 0x1000:
addr -= 2;
gfx_draw(&addr);
break;
default:
popmessage("GFX op = %04X", data);
return;
}
}
}
void epic12_device::gfx_exec_unsafe(void)
{
offs_t addr = m_gfx_addr & 0x1fffffff;
m_clip.set(m_gfx_scroll_1_x, m_gfx_scroll_1_x + 320-1, m_gfx_scroll_1_y, m_gfx_scroll_1_y + 240-1);
// logerror("GFX EXEC: %08X\n", addr);
while (1)
{
uint16_t data = READ_NEXT_WORD(&addr);
switch( data & 0xf000 )
{
case 0x0000:
case 0xf000:
return;
case 0xc000:
if (READ_NEXT_WORD(&addr)) // cliptype
m_clip.set(m_gfx_scroll_1_x, m_gfx_scroll_1_x + 320-1, m_gfx_scroll_1_y, m_gfx_scroll_1_y + 240-1);
else
m_clip.set(0, 0x2000-1, 0, 0x1000-1);
break;
case 0x2000:
addr -= 2;
gfx_upload(&addr);
break;
case 0x1000:
addr -= 2;
gfx_draw(&addr);
break;
default:
popmessage("GFX op = %04X", data);
return;
}
}
}
void *epic12_device::blit_request_callback(void *param, int threadid)
{
epic12_device *object = reinterpret_cast<epic12_device *>(param);
object->gfx_exec();
return nullptr;
}
void *epic12_device::blit_request_callback_unsafe(void *param, int threadid)
{
epic12_device *object = reinterpret_cast<epic12_device *>(param);
blit_delay = 0;
object->gfx_exec_unsafe();
return nullptr;
}
READ32_MEMBER( epic12_device::gfx_ready_r )
{
return 0x00000010;
}
READ32_MEMBER( epic12_device::gfx_ready_r_unsafe )
{
if (m_blitter_busy)
{
m_maincpu->spin_until_time(attotime::from_usec(10));
return 0x00000000;
}
else
return 0x00000010;
}
WRITE32_MEMBER( epic12_device::gfx_exec_w )
{
if ( ACCESSING_BITS_0_7 )
{
if (data & 1)
{
//g_profiler.start(PROFILER_USER1);
// make sure we've not already got a request running
if (m_blitter_request)
{
int result;
do
{
result = osd_work_item_wait(m_blitter_request, 1000);
} while (result==0);
osd_work_item_release(m_blitter_request);
}
blit_delay = 0;
gfx_create_shadow_copy(space); // create a copy of the blit list so we can safely thread it.
if (blit_delay)
{
m_blitter_busy = 1;
m_blitter_delay_timer->adjust(attotime::from_nsec(blit_delay*8)); // NOT accurate timing (currently ignored anyway)
}
m_gfx_addr_shadowcopy = m_gfx_addr;
m_gfx_scroll_0_x_shadowcopy = m_gfx_scroll_0_x;
m_gfx_scroll_0_y_shadowcopy = m_gfx_scroll_0_y;
m_gfx_scroll_1_x_shadowcopy = m_gfx_scroll_1_x;
m_gfx_scroll_1_y_shadowcopy = m_gfx_scroll_1_y;
m_blitter_request = osd_work_item_queue(m_work_queue, blit_request_callback, (void*)this, 0);
//g_profiler.stop();
}
}
}
WRITE32_MEMBER( epic12_device::gfx_exec_w_unsafe )
{
if ( ACCESSING_BITS_0_7 )
{
if (data & 1)
{
//g_profiler.start(PROFILER_USER1);
// make sure we've not already got a request running
if (m_blitter_request)
{
int result;
do
{
result = osd_work_item_wait(m_blitter_request, 1000);
} while (result==0);
osd_work_item_release(m_blitter_request);
}
if (blit_delay)
{
m_blitter_busy = 1;
int delay = blit_delay*(15 * m_delay_scale / 50);
//printf("delay %d\n", delay);
m_blitter_delay_timer->adjust(attotime::from_nsec(delay));
}
else
{
m_blitter_busy = 0;
}
m_blitter_request = osd_work_item_queue(m_work_queue, blit_request_callback_unsafe, (void*)this, 0);
//g_profiler.stop();
}
}
}
void epic12_device::draw_screen(bitmap_rgb32 &bitmap, const rectangle &cliprect )
{
if (!m_is_unsafe)
{
if (m_blitter_request)
{
int result;
do
{
result = osd_work_item_wait(m_blitter_request, 1000);
} while (result==0);
osd_work_item_release(m_blitter_request);
}
}
int scroll_0_x, scroll_0_y;
// int scroll_1_x, scroll_1_y;
bitmap.fill(0, cliprect);
scroll_0_x = -m_gfx_scroll_0_x;
scroll_0_y = -m_gfx_scroll_0_y;
// scroll_1_x = -m_gfx_scroll_1_x;
// scroll_1_y = -m_gfx_scroll_1_y;
//printf("SCREEN UPDATE\n %d %d %d %d\n", scroll_0_x, scroll_0_y, scroll_1_x, scroll_1_y);
copyscrollbitmap(bitmap, *m_bitmaps, 1,&scroll_0_x, 1,&scroll_0_y, cliprect);
}
READ32_MEMBER( epic12_device::blitter_r )
{
switch (offset*4)
{
case 0x10:
return gfx_ready_r(space, offset, mem_mask);
case 0x24:
return 0xffffffff;
case 0x28:
return 0xffffffff;
case 0x50:
return machine().root_device().ioport(":DSW")->read();
default:
logerror("unknownblitter_r %08x %08x\n", offset*4, mem_mask);
break;
}
return 0;
}
READ32_MEMBER( epic12_device::blitter_r_unsafe )
{
switch (offset*4)
{
case 0x10:
return gfx_ready_r_unsafe(space, offset, mem_mask);
case 0x24:
return 0xffffffff;
case 0x28:
return 0xffffffff;
case 0x50:
return machine().root_device().ioport(":DSW")->read();
default:
logerror("unknownblitter_r %08x %08x\n", offset*4, mem_mask);
break;
}
return 0;
}
WRITE32_MEMBER( epic12_device::blitter_w )
{
switch (offset*4)
{
case 0x04:
gfx_exec_w(space,offset,data,mem_mask);
break;
case 0x08:
COMBINE_DATA(&m_gfx_addr);
break;
case 0x14:
COMBINE_DATA(&m_gfx_scroll_0_x);
break;
case 0x18:
COMBINE_DATA(&m_gfx_scroll_0_y);
break;
case 0x40:
COMBINE_DATA(&m_gfx_scroll_1_x);
break;
case 0x44:
COMBINE_DATA(&m_gfx_scroll_1_y);
break;
}
}
WRITE32_MEMBER( epic12_device::blitter_w_unsafe )
{
switch (offset*4)
{
case 0x04:
gfx_exec_w_unsafe(space,offset,data,mem_mask);
break;
case 0x08:
COMBINE_DATA(&m_gfx_addr);
break;
case 0x14:
COMBINE_DATA(&m_gfx_scroll_0_x);
break;
case 0x18:
COMBINE_DATA(&m_gfx_scroll_0_y);
break;
case 0x40:
COMBINE_DATA(&m_gfx_scroll_1_x);
break;
case 0x44:
COMBINE_DATA(&m_gfx_scroll_1_y);
break;
}
}
void epic12_device::install_handlers(int addr1, int addr2)
{
address_space &space = m_maincpu->space(AS_PROGRAM);
read32_delegate read;
write32_delegate write;
if (m_is_unsafe)
{
printf("using unsafe blit code!\n");
read = read32_delegate(FUNC(epic12_device::blitter_r_unsafe), this);
write = write32_delegate(FUNC(epic12_device::blitter_w_unsafe), this);
}
else
{
read = read32_delegate(FUNC(epic12_device::blitter_r), this);
write = write32_delegate(FUNC(epic12_device::blitter_w), this);
}
space.install_readwrite_handler(addr1, addr2, read , write, 0xffffffffffffffffU);
}
READ64_MEMBER( epic12_device::fpga_r )
{
return 0xff;
}
// todo, store what's written here and checksum it, different microcode probably leads to slightly different blitter timings
WRITE64_MEMBER( epic12_device::fpga_w )
{
if (ACCESSING_BITS_24_31)
{
// data & 0x08 = CE
// data & 0x10 = CLK
// data & 0x20 = DATA
}
}