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Correct GR7 rasterisation and 6/7 collection.

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This commit is contained in:
Thomas Harte 2023-03-05 13:43:53 -05:00
parent 8fc043247c
commit caaba836ba
2 changed files with 9 additions and 11 deletions
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2
Components/9918/Implementation/Draw.hpp
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@ -495,8 +495,8 @@ void Base<personality>::draw_yamaha(LineBuffer &buffer, int start, int end) {
while(start < end) {
pixel_target_[start] =
palette_pack(
uint8_t((buffer.bitmap[start] & 0xe0) + ((buffer.bitmap[start] & 0xe0) >> 3) + ((buffer.bitmap[start] & 0xe0) >> 6)),
uint8_t((buffer.bitmap[start] & 0x1c) + ((buffer.bitmap[start] & 0x1c) << 3) + ((buffer.bitmap[start] & 0x1c) >> 3)),
uint8_t((buffer.bitmap[start] & 0xe0) + ((buffer.bitmap[start] & 0xe0) >> 3) + ((buffer.bitmap[start] & 0xe0) >> 6)),
uint8_t((buffer.bitmap[start] & 0x03) + ((buffer.bitmap[start] & 0x03) << 2) + ((buffer.bitmap[start] & 0x03) << 4) + ((buffer.bitmap[start] & 0x03) << 6))
);
++start;

18
Components/9918/Implementation/Fetch.hpp
View File

@ -586,8 +586,6 @@ template<bool use_end> void Base<personality>::fetch_sms(LineBuffer &line_buffer
template <Personality personality>
template<ScreenMode mode> void Base<personality>::fetch_yamaha(LineBuffer &line_buffer, LineBuffer &next_line_buffer, int y, int end) {
const AddressT rotated_name_ = pattern_name_address_ >> 1;
CharacterFetcher character_fetcher(this, line_buffer, next_line_buffer, y);
TextFetcher text_fetcher(this, line_buffer, y);
SpriteFetcher<personality, sprite_mode(mode)> sprite_fetcher(this, line_buffer, next_line_buffer, y);
@ -698,14 +696,14 @@ template<ScreenMode mode> void Base<personality>::fetch_yamaha(LineBuffer &line_
const auto start = bits<15>((y << 7) | (column >> 1));
// Fetch from alternate banks.
line_buffer.bitmap[column + 0] = ram_[rotated_name_ & AddressT(start + 0)];
line_buffer.bitmap[column + 1] = ram2[rotated_name_ & AddressT(start + 0)];
line_buffer.bitmap[column + 2] = ram_[rotated_name_ & AddressT(start + 1)];
line_buffer.bitmap[column + 3] = ram2[rotated_name_ & AddressT(start + 1)];
line_buffer.bitmap[column + 4] = ram_[rotated_name_ & AddressT(start + 2)];
line_buffer.bitmap[column + 5] = ram2[rotated_name_ & AddressT(start + 2)];
line_buffer.bitmap[column + 6] = ram_[rotated_name_ & AddressT(start + 3)];
line_buffer.bitmap[column + 7] = ram2[rotated_name_ & AddressT(start + 3)];
line_buffer.bitmap[column + 0] = ram_[pattern_name_address_ & AddressT(start + 0) & 0xffff];
line_buffer.bitmap[column + 1] = ram2[pattern_name_address_ & AddressT(start + 0) & 0xffff];
line_buffer.bitmap[column + 2] = ram_[pattern_name_address_ & AddressT(start + 1) & 0xffff];
line_buffer.bitmap[column + 3] = ram2[pattern_name_address_ & AddressT(start + 1) & 0xffff];
line_buffer.bitmap[column + 4] = ram_[pattern_name_address_ & AddressT(start + 2) & 0xffff];
line_buffer.bitmap[column + 5] = ram2[pattern_name_address_ & AddressT(start + 2) & 0xffff];
line_buffer.bitmap[column + 6] = ram_[pattern_name_address_ & AddressT(start + 3) & 0xffff];
line_buffer.bitmap[column + 7] = ram2[pattern_name_address_ & AddressT(start + 3) & 0xffff];
} break;
default: break;