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restore additional Sega 315-5313 palette entries used by 32X (nw)

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This commit is contained in:
Vas Crabb 2018-12-31 17:41:18 +11:00
parent b1696a6e93
commit d6aa62abb9
2 changed files with 9 additions and 5 deletions
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12
src/devices/video/315_5124.h
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@ -52,7 +52,6 @@ public:
// construction/destruction
sega315_5124_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
sega315_5124_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
void set_is_pal(bool is_pal) { m_is_pal = is_pal; }
@ -85,6 +84,7 @@ protected:
static constexpr unsigned SEGA315_5377_CRAM_SIZE = 0x40; /* 32 colors x 2 bytes per color = 64 bytes */
static constexpr unsigned SEGA315_5124_CRAM_SIZE = 0x20; /* 32 colors x 1 bytes per color = 32 bytes */
sega315_5124_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
// device-level overrides
virtual void device_start() override;
@ -202,9 +202,10 @@ class sega315_5246_device : public sega315_5124_device
{
public:
sega315_5246_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
sega315_5246_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
protected:
sega315_5246_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
virtual uint16_t name_table_row_mode4(int row) override;
virtual uint16_t sprite_attributes_addr_mode4(uint16_t base) override;
virtual uint8_t sprite_tile_mask_mode4(uint8_t tile_number) override;
@ -216,11 +217,12 @@ class sega315_5377_device : public sega315_5246_device
{
public:
sega315_5377_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
sega315_5377_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
virtual void set_sega315_5124_compatibility_mode(bool sega315_5124_compatibility_mode) override;
protected:
sega315_5377_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
virtual void device_reset() override;
virtual void device_add_mconfig(machine_config &config) override;
@ -237,11 +239,11 @@ private:
class sega315_5313_mode4_device : public sega315_5246_device
{
public:
sega315_5313_mode4_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
sega315_5313_mode4_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
void stop_timers();
protected:
sega315_5313_mode4_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, uint8_t cram_size, uint8_t palette_offset, uint8_t reg_num_mask, int max_sprite_zoom_hcount, int max_sprite_zoom_vcount, const uint8_t *line_timing);
virtual void write_memory(uint8_t data) override;
virtual void load_vram_addr(uint8_t data) override;
virtual void select_sprites(int line) override;

2
src/devices/video/315_5313.cpp
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@ -225,6 +225,8 @@ void sega315_5313_device::device_add_mconfig(machine_config &config)
{
sega315_5313_mode4_device::device_add_mconfig(config);
m_palette->set_entries(0x200); // more entries for 32X - not really the cleanest way to do this
SEGAPSG(config, m_snsnd, DERIVED_CLOCK(1, 15)).add_route(ALL_OUTPUTS, *this, 0.5, AUTO_ALLOC_INPUT, 0);
}