diff options
author | 2016-08-26 22:21:47 -0400 | |
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committer | 2016-08-26 22:39:58 -0400 | |
commit | 1fe589ca1e65e94bc51a6dd694f21182ae4801cf (patch) | |
tree | 32030de3885b2cc484031f13d02cdb33c7b8710e /src/emu/memarray.h | |
parent | cdb531e83defeb87fe131c37ca4ff3d28fc3f3df (diff) |
Show color values in palette viewer
- On the UI graphics viewer's palette screen, moving the mouse over a color rectangle will show the index of the entry and its RGB values in hexadecimal.
- For indirect pens, the index of the corresponding color will also be shown.
- For colors in normal RAM-based palettes, the raw (i.e. undecoded) value stored in memory will also be shown. This does not currently work with most buffered palettes (though the Seibu SPI driver has been updated for this purpose), and is totally incompatible with PROM-based or RAMDAC-based palettes.
(nw) The changes made to the core while implementing this feature may look more substantial than they really are. A whole batch of read methods have been made const, and palette_device now has a generic read_entry function that is used both internally and externally.
Diffstat (limited to 'src/emu/memarray.h')
-rw-r--r-- | src/emu/memarray.h | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/src/emu/memarray.h b/src/emu/memarray.h index bea5bb19912..24e60c0d45d 100644 --- a/src/emu/memarray.h +++ b/src/emu/memarray.h @@ -69,14 +69,14 @@ public: int bytes_per_entry() const { return m_bytes_per_entry; } // entry-level readers and writers - UINT32 read(int index) { return (this->*m_read_entry)(index); } + UINT32 read(int index) const { return (this->*m_read_entry)(index); } void write(int index, UINT32 data) { (this->*m_write_entry)(index, data); } // byte/word/dword-level readers and writers - UINT8 read8(offs_t offset) { return reinterpret_cast<UINT8 *>(m_base)[offset]; } - UINT16 read16(offs_t offset) { return reinterpret_cast<UINT16 *>(m_base)[offset]; } - UINT32 read32(offs_t offset) { return reinterpret_cast<UINT32 *>(m_base)[offset]; } - UINT64 read64(offs_t offset) { return reinterpret_cast<UINT64 *>(m_base)[offset]; } + UINT8 read8(offs_t offset) const { return reinterpret_cast<UINT8 *>(m_base)[offset]; } + UINT16 read16(offs_t offset) const { return reinterpret_cast<UINT16 *>(m_base)[offset]; } + UINT32 read32(offs_t offset) const { return reinterpret_cast<UINT32 *>(m_base)[offset]; } + UINT64 read64(offs_t offset) const { return reinterpret_cast<UINT64 *>(m_base)[offset]; } void write8(offs_t offset, UINT8 data) { reinterpret_cast<UINT8 *>(m_base)[offset] = data; } void write16(offs_t offset, UINT16 data, UINT16 mem_mask = 0xffff) { COMBINE_DATA(&reinterpret_cast<UINT16 *>(m_base)[offset]); } void write32(offs_t offset, UINT32 data, UINT32 mem_mask = 0xffffffff) { COMBINE_DATA(&reinterpret_cast<UINT32 *>(m_base)[offset]); } @@ -84,31 +84,31 @@ public: private: // internal read/write helpers for 1 byte entries - UINT32 read8_from_8(int index); void write8_to_8(int index, UINT32 data); - UINT32 read8_from_16le(int index); void write8_to_16le(int index, UINT32 data); - UINT32 read8_from_16be(int index); void write8_to_16be(int index, UINT32 data); - UINT32 read8_from_32le(int index); void write8_to_32le(int index, UINT32 data); - UINT32 read8_from_32be(int index); void write8_to_32be(int index, UINT32 data); - UINT32 read8_from_64le(int index); void write8_to_64le(int index, UINT32 data); - UINT32 read8_from_64be(int index); void write8_to_64be(int index, UINT32 data); + UINT32 read8_from_8(int index) const; void write8_to_8(int index, UINT32 data); + UINT32 read8_from_16le(int index) const; void write8_to_16le(int index, UINT32 data); + UINT32 read8_from_16be(int index) const; void write8_to_16be(int index, UINT32 data); + UINT32 read8_from_32le(int index) const; void write8_to_32le(int index, UINT32 data); + UINT32 read8_from_32be(int index) const; void write8_to_32be(int index, UINT32 data); + UINT32 read8_from_64le(int index) const; void write8_to_64le(int index, UINT32 data); + UINT32 read8_from_64be(int index) const; void write8_to_64be(int index, UINT32 data); // internal read/write helpers for 2 byte entries - UINT32 read16_from_8le(int index); void write16_to_8le(int index, UINT32 data); - UINT32 read16_from_8be(int index); void write16_to_8be(int index, UINT32 data); - UINT32 read16_from_16(int index); void write16_to_16(int index, UINT32 data); - UINT32 read16_from_32le(int index); void write16_to_32le(int index, UINT32 data); - UINT32 read16_from_32be(int index); void write16_to_32be(int index, UINT32 data); - UINT32 read16_from_64le(int index); void write16_to_64le(int index, UINT32 data); - UINT32 read16_from_64be(int index); void write16_to_64be(int index, UINT32 data); + UINT32 read16_from_8le(int index) const; void write16_to_8le(int index, UINT32 data); + UINT32 read16_from_8be(int index) const; void write16_to_8be(int index, UINT32 data); + UINT32 read16_from_16(int index) const; void write16_to_16(int index, UINT32 data); + UINT32 read16_from_32le(int index) const; void write16_to_32le(int index, UINT32 data); + UINT32 read16_from_32be(int index) const; void write16_to_32be(int index, UINT32 data); + UINT32 read16_from_64le(int index) const; void write16_to_64le(int index, UINT32 data); + UINT32 read16_from_64be(int index) const; void write16_to_64be(int index, UINT32 data); // internal read/write helpers for 4 byte entries - UINT32 read32_from_8le(int index); void write32_to_8le(int index, UINT32 data); - UINT32 read32_from_8be(int index); void write32_to_8be(int index, UINT32 data); - UINT32 read32_from_16le(int index); void write32_to_16le(int index, UINT32 data); - UINT32 read32_from_16be(int index); void write32_to_16be(int index, UINT32 data); - UINT32 read32_from_32(int index); void write32_to_32(int index, UINT32 data); - UINT32 read32_from_64le(int index); void write32_to_64le(int index, UINT32 data); - UINT32 read32_from_64be(int index); void write32_to_64be(int index, UINT32 data); + UINT32 read32_from_8le(int index) const; void write32_to_8le(int index, UINT32 data); + UINT32 read32_from_8be(int index) const; void write32_to_8be(int index, UINT32 data); + UINT32 read32_from_16le(int index) const; void write32_to_16le(int index, UINT32 data); + UINT32 read32_from_16be(int index) const; void write32_to_16be(int index, UINT32 data); + UINT32 read32_from_32(int index) const; void write32_to_32(int index, UINT32 data); + UINT32 read32_from_64le(int index) const; void write32_to_64le(int index, UINT32 data); + UINT32 read32_from_64be(int index) const; void write32_to_64be(int index, UINT32 data); // internal state void * m_base; @@ -116,7 +116,7 @@ private: int m_membits; endianness_t m_endianness; int m_bytes_per_entry; - UINT32 (memory_array::*m_read_entry)(int); + UINT32 (memory_array::*m_read_entry)(int) const; void (memory_array::*m_write_entry)(int, UINT32); }; |