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annotate ppm.c @ 1483:001120e91fed nuklear_ui

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Skip loading menu ROM if Nuklear UI is enabled. Allow disabling Nuklear UI in favor of old menu ROM both at compile time and in config. Fall back to ROM UI if GL is unavailable
author Michael Pavone <pavone@retrodev.com>
date Sat, 25 Nov 2017 20:43:20 -0800
parents 5f65a16c23ff
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1263
5f65a16c23ff Implement raw screenshot functionality requested in ticket:10
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1 #include <stdint.h>
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2 #include <stdio.h>
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3
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4 void save_ppm(FILE *f, uint32_t *buffer, uint32_t width, uint32_t height, uint32_t pitch)
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5 {
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6 fprintf(f, "P6\n%d %d\n255\n", width, height);
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7 for(uint32_t y = 0; y < height; y++)
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8 {
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9 uint32_t *line = buffer;
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10 for (uint32_t x = 0; x < width; x++, line++)
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11 {
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12 uint8_t buf[3] = {
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13 *line >> 16, //red
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14 *line >> 8, //green
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15 *line //blue
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16 };
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17 fwrite(buf, 1, sizeof(buf), f);
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18 }
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19 buffer = buffer + pitch / sizeof(uint32_t);
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20 }
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21 }