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annotate pixel.h @ 2685:da2e06c42d16

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Add a compile-time flag to use RGB565 instead of ABGR/ARGB
author Michael Pavone <pavone@retrodev.com>
date Sun, 30 Mar 2025 00:06:53 -0700
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2685
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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1 #ifndef PIXEL_H_
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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2 #define PIXEL_H_
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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3
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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4 #include <stdint.h>
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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5 #ifdef USE_RGB565
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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6 typedef uint16_t pixel_t;
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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7 #else
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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8 typedef uint32_t pixel_t;
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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9 #endif
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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10
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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11 #define PITCH_BYTES(width) (sizeof(uint32_t) * ((width * sizeof(pixel_t) + sizeof(uint32_t) - 1) / sizeof(uint32_t)))
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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12 #define PITCH_PIXEL_T(width) ((width * sizeof(pixel_t) + sizeof(uint32_t) - 1) / sizeof(uint32_t)) * (sizeof(uint32_t) / sizeof(pixel_t))
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
parents:
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13
da2e06c42d16 Add a compile-time flag to use RGB565 instead of ABGR/ARGB
Michael Pavone <pavone@retrodev.com>
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14 #endif //PIXEL_H_