frosch
c2c5dae760
Codechange: Turn GREY_SCALE macro into constexpr function.
2025-04-18 23:41:37 +02:00
Rubidium
45444f9666
Codechange: rename DECLARE_POSTFIX_INCREMENT to DECLARE_INCREMENT_DECREMENT_OPERATORS
2025-01-28 18:56:58 +01:00
Peter Nelson
7b091000b0
Feature: Support converting 32bpp-only sprites to indexed 8bpp.
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This uses nearest colour lookup to convert 32bpp-only sprites to indexed 8bpp on the fly. This provides a reasonable usable sprite instead of being incompatible.
2025-01-21 00:45:31 +00:00
Peter Nelson
c5d3ac7a71
Codechange: Move colour brightness methods to palette code.
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This allows reuse outside of blitters.
2025-01-21 00:45:31 +00:00
Patric Stout
a3cfd23cf9
Codechange: rename byte to uint8_t ( #12308 )
2024-03-16 23:59:32 +01:00
Peter Nelson
86be6d7e0b
Codechange: Off-by-one in colour gradient initialisation.
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Remap sprites start with a count byte followed by 256 entries, but
SetupColoursAndInitialWindow did not take account of this extra byte and
therefore started at palette index 0xC5 instead of 0xC6. This caused the
first colour of each gradient to be incorrect and all shades were actually
1 step lower in the gradient than indicated.
2024-02-25 12:38:07 +00:00
Peter Nelson
912d7bd80e
Codechange: Give ColourShade values names instead of numbers.
2024-02-25 12:38:07 +00:00
Peter Nelson
ae3390fe48
Codechange: Add ColourShade enum.
2024-02-25 12:38:07 +00:00
Peter Nelson
0463d4c198
Codechange: Remove direct access to _colour_gradient.
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Access is now through GetColourGradient, which ensures parameters are in range.
2024-02-25 12:38:07 +00:00
Rubidium
3a676a5af0
Codechange: replace static inline with static for non-class functions
2024-01-06 13:37:33 +01:00
Peter Nelson
0bc22dd310
Add: 32bpp-to-8bpp palette index lookup.
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Lookups are calculated on demand and caches in a 256KB in-memory table.
2023-12-25 11:22:52 +00:00
Peter Nelson
daec0e2ca4
Codechange: Split palette handling to separate file.
2023-12-25 11:22:52 +00:00