2023-09-07 12:51:48 +00:00
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/*************************************************************************
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*
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* Orca
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* Copyright 2023 Martin Fouilleul and the Orca project contributors
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* See LICENSE.txt for licensing information
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*
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**************************************************************************/
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2023-08-19 12:49:23 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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2023-08-24 22:30:20 +00:00
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#include "orca.h"
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2023-08-19 12:49:23 +00:00
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static const char* TEST_STRING =
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"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nulla quam enim, aliquam in placerat luctus, rutrum in quam. "
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"Cras urna elit, pellentesque ac ipsum at, lobortis scelerisque eros. Aenean et turpis nibh. Maecenas lectus augue, eleifend "
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"nec efficitur eu, faucibus eget turpis. Suspendisse vel nulla mi. Duis imperdiet neque orci, ac ultrices orci molestie a. "
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"Etiam malesuada vulputate hendrerit. Cras ultricies diam in lectus finibus, eu laoreet diam rutrum.\n"
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"\n"
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"Etiam dictum orci arcu, ac fermentum leo dapibus lacinia. Integer vitae elementum ex. Vestibulum tempor nunc eu hendrerit "
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"ornare. Nunc pretium ligula sit amet massa pulvinar, vitae imperdiet justo bibendum. Maecenas consectetur elementum mi, sed "
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"vehicula neque pulvinar sit amet. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc tortor erat, accumsan in laoreet "
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"quis, placerat nec enim. Nulla facilisi. Morbi vitae nibh ligula. Suspendisse in molestie magna, eget aliquet mauris. Sed "
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"aliquam faucibus magna.\n"
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"\n"
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"Sed metus odio, imperdiet et consequat non, faucibus nec risus. Suspendisse facilisis sem neque, id scelerisque dui mattis sit "
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"amet. Nullam tincidunt nisl nec dui dignissim mattis. Proin fermentum ornare ipsum. Proin eleifend, mi vitae porttitor placerat, "
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"neque magna elementum turpis, eu aliquet mi urna et leo. Pellentesque interdum est mauris, sed pellentesque risus blandit in. "
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"Phasellus dignissim consequat eros, at aliquam elit finibus posuere. Proin suscipit tortor leo, id vulputate odio lobortis in. "
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"Vestibulum et orci ligula. Sed scelerisque nunc non nisi aliquam, vel eleifend felis suscipit. Integer posuere sapien elit, "
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"lacinia ultricies nibh sodales nec.\n"
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"\n"
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"Etiam aliquam purus sit amet purus ultricies tristique. Nunc maximus nunc quis magna ornare, vel interdum urna fermentum. "
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"Vestibulum cursus nisl ut nulla egestas, quis mattis elit venenatis. Praesent malesuada mi non magna aliquam fringilla eget eu "
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"turpis. Integer suscipit elit vel consectetur vulputate. Integer euismod, erat eget elementum tempus, magna metus consectetur "
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"elit, sed feugiat urna sapien sodales sapien. Sed sit amet varius nunc. Curabitur sodales nunc justo, ac scelerisque ipsum semper "
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"eget. Integer ornare, velit ut hendrerit dapibus, erat mauris commodo justo, vel semper urna justo non mauris. Proin blandit, "
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"enim ut posuere placerat, leo nibh tristique eros, ut pulvinar sapien elit eget enim. Pellentesque et mauris lectus. Curabitur "
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"quis lobortis leo, sit amet egestas dui. Nullam ut sapien eu justo lacinia ultrices. Ut tincidunt, sem non luctus tempus, felis "
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"purus imperdiet nisi, non ultricies libero ipsum eu augue. Mauris at luctus enim.\n"
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"\n"
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"Aliquam sed tortor a justo pulvinar dictum consectetur eu felis. Vestibulum ante ipsum primis in faucibus orci luctus et ultrices "
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"posuere cubilia curae; Etiam vehicula porttitor volutpat. Morbi fringilla tortor nec accumsan aliquet. Aliquam in commodo neque. "
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"Sed laoreet tellus in consectetur aliquet. Nullam nibh eros, feugiat sit amet aliquam non, malesuada vel urna. Ut vel egestas nunc. "
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"Pellentesque vitae ante quis ante pharetra pretium. Nam quis eros commodo, mattis enim sed, finibus ante. Quisque lacinia tortor ut "
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"odio laoreet, vel viverra libero porttitor. Vestibulum vitae dapibus ex. Phasellus varius lorem sed justo sollicitudin faucibus. "
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"Etiam aliquam lacinia consectetur. Phasellus nulla ipsum, viverra non nulla in, rhoncus posuere nunc.\n"
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"\n"
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"Phasellus efficitur commodo tellus, eget lobortis erat porta quis. Aenean condimentum tortor ut neque dapibus, vitae vulputate quam "
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"condimentum. Aliquam elementum vitae nulla vitae tristique. Suspendisse feugiat turpis ac magna dapibus, ut blandit diam tincidunt. "
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"Integer id dui id enim ullamcorper dictum. Maecenas malesuada vitae ex pharetra iaculis. Curabitur eu dolor consectetur, tempus augue "
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"sed, finibus est. Nulla facilisi. Vivamus sed lacinia turpis, in gravida dolor. Aenean interdum consectetur enim a malesuada. Sed turpis "
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"nisi, lacinia et fermentum nec, pharetra id dui. Vivamus neque ligula, iaculis sed tempor eget, vehicula blandit quam. Morbi rhoncus quam "
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"semper magna mollis luctus. Donec eu dolor ut ante ullamcorper porta. Mauris et est tristique libero pharetra faucibus.\n"
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"\n"
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"Duis ut elementum sem. Praesent commodo erat nec sem ultricies sollicitudin. Suspendisse a pellentesque sapien. Nunc ac magna a dui "
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"elementum luctus non a mi. Cras elementum nunc sed nunc gravida, sit amet accumsan tortor pulvinar. Etiam elit arcu, pellentesque non ex "
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"id, vestibulum pellentesque velit. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque habitant morbi tristique senectus "
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"et netus et malesuada fames ac turpis egestas. Proin sit amet velit eget tellus vulputate sagittis eget non massa. Cras accumsan tempor "
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"tortor, quis rutrum neque placerat id. Nullam a egestas eros, eu porta nisi. Aenean rutrum, sapien quis fermentum tempus, dolor orci "
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"faucibus eros, vel luctus justo leo vitae ante. Curabitur aliquam condimentum ipsum sit amet ultrices. Nullam ac velit semper, dapibus urna "
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"sit amet, malesuada enim. Mauris ultricies nibh orci.";
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2023-08-24 22:30:20 +00:00
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oc_font create_font(const char* path)
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2023-08-19 12:49:23 +00:00
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{
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//NOTE(martin): create font
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2023-09-13 16:10:47 +00:00
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oc_arena_scope* scratch = oc_scratch_begin()
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oc_str8 fontPath = oc_path_executable_relative(scratch.arena, OC_STR8(path));
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char* fontPathCString = oc_str8_to_cstring(scratch.arena, fontPath);
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2023-08-19 12:49:23 +00:00
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FILE* fontFile = fopen(fontPathCString, "r");
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if(!fontFile)
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{
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2023-08-24 22:30:20 +00:00
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oc_log_error("Could not load font file '%s'\n", fontPathCString);
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2023-09-13 16:10:47 +00:00
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oc_scratch_end(scratch);
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2023-08-24 22:30:20 +00:00
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return (oc_font_nil());
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2023-08-19 12:49:23 +00:00
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}
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unsigned char* fontData = 0;
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fseek(fontFile, 0, SEEK_END);
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u32 fontDataSize = ftell(fontFile);
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rewind(fontFile);
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fontData = (unsigned char*)malloc(fontDataSize);
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fread(fontData, 1, fontDataSize, fontFile);
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fclose(fontFile);
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2023-08-24 22:30:20 +00:00
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oc_unicode_range ranges[5] = { OC_UNICODE_BASIC_LATIN,
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OC_UNICODE_C1_CONTROLS_AND_LATIN_1_SUPPLEMENT,
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OC_UNICODE_LATIN_EXTENDED_A,
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OC_UNICODE_LATIN_EXTENDED_B,
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OC_UNICODE_SPECIALS };
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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oc_font font = oc_font_create_from_memory(oc_str8_from_buffer(fontDataSize, (char*)fontData), 5, ranges);
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2023-08-19 12:49:23 +00:00
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free(fontData);
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2023-09-13 16:10:47 +00:00
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oc_scratch_end(scratch);
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2023-08-19 12:49:23 +00:00
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return (font);
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}
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enum
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{
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FONT_COUNT = 3
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};
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int main()
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{
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2023-08-24 22:30:20 +00:00
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oc_init();
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oc_clock_init();
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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oc_rect rect = { .x = 100, .y = 100, .w = 980, .h = 600 };
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oc_window window = oc_window_create(rect, OC_STR8("test"), 0);
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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oc_rect contentRect = oc_window_get_content_rect(window);
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2023-08-19 12:49:23 +00:00
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//NOTE: create surface, canvas and font
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2023-08-24 22:30:20 +00:00
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oc_surface surface = oc_surface_create_for_window(window, OC_CANVAS);
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if(oc_surface_is_nil(surface))
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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oc_log_error("couldn't create surface\n");
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2023-08-19 12:49:23 +00:00
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return (-1);
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}
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2023-08-24 22:30:20 +00:00
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oc_surface_swap_interval(surface, 0);
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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oc_canvas canvas = oc_canvas_create();
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2023-08-19 12:49:23 +00:00
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int fontIndex = 0;
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2023-08-24 22:30:20 +00:00
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oc_font fonts[FONT_COUNT] = { create_font("../../resources/OpenSansLatinSubset.ttf"),
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create_font("../../resources/CMUSerif-Roman.ttf"),
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create_font("../../resources/Courier.ttf") };
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2023-08-19 12:49:23 +00:00
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2023-09-10 17:25:41 +00:00
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oc_font_metrics extents[FONT_COUNT];
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2023-08-19 12:49:23 +00:00
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f32 fontScales[FONT_COUNT];
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f32 lineHeights[FONT_COUNT];
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for(int i = 0; i < FONT_COUNT; i++)
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{
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2023-09-10 17:25:41 +00:00
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extents[i] = oc_font_get_metrics_unscaled(fonts[i]);
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2023-08-24 22:30:20 +00:00
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fontScales[i] = oc_font_get_scale_for_em_pixels(fonts[i], 14);
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2023-09-10 17:25:41 +00:00
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lineHeights[i] = fontScales[i] * (extents[i].ascent + extents[i].descent + extents[i].lineGap);
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2023-08-19 12:49:23 +00:00
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}
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2023-08-24 22:30:20 +00:00
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int codePointCount = oc_utf8_codepoint_count_for_string(OC_STR8((char*)TEST_STRING));
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u32* codePoints = oc_malloc_array(oc_utf32, codePointCount);
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oc_utf8_to_codepoints(codePointCount, codePoints, OC_STR8((char*)TEST_STRING));
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2023-08-19 12:49:23 +00:00
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u32 glyphCount = 0;
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for(int i = 0; i < codePointCount; i++)
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{
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if(codePoints[i] != ' ' && codePoints[i] != '\n')
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{
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glyphCount++;
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}
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}
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// start app
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2023-08-24 22:30:20 +00:00
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oc_window_bring_to_front(window);
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oc_window_focus(window);
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2023-08-19 12:49:23 +00:00
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f64 frameTime = 0;
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bool tracked = false;
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2023-08-24 22:30:20 +00:00
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oc_vec2 trackPoint = { 0 };
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2023-08-19 12:49:23 +00:00
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f32 zoom = 1;
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f32 startX = 10;
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f32 startY = 10 + lineHeights[fontIndex];
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2023-08-24 22:30:20 +00:00
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oc_input_state inputState = { 0 };
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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while(!oc_should_quit())
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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f64 startFrameTime = oc_clock_time(OC_CLOCK_MONOTONIC);
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2023-09-13 16:10:47 +00:00
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oc_arena_scope* scratch = oc_scratch_begin();
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2023-08-19 12:49:23 +00:00
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2023-08-24 22:30:20 +00:00
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oc_pump_events(0);
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oc_event* event = 0;
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2023-09-13 16:10:47 +00:00
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while((event = oc_next_event(scratch.arena)) != 0)
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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oc_input_process_event(&inputState, event);
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2023-08-19 12:49:23 +00:00
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switch(event->type)
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{
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2023-08-24 22:30:20 +00:00
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case OC_EVENT_WINDOW_CLOSE:
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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oc_request_quit();
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2023-08-19 12:49:23 +00:00
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}
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break;
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2023-08-24 22:30:20 +00:00
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case OC_EVENT_MOUSE_BUTTON:
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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if(event->key.code == OC_MOUSE_LEFT)
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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if(event->key.action == OC_KEY_PRESS)
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2023-08-19 12:49:23 +00:00
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{
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tracked = true;
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2023-08-24 22:30:20 +00:00
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oc_vec2 mousePos = oc_mouse_position(&inputState);
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2023-08-19 12:49:23 +00:00
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trackPoint.x = mousePos.x / zoom - startX;
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trackPoint.y = mousePos.y / zoom - startY;
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}
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else
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{
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tracked = false;
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}
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}
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}
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break;
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2023-08-24 22:30:20 +00:00
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case OC_EVENT_MOUSE_WHEEL:
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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oc_vec2 mousePos = oc_mouse_position(&inputState);
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2023-08-19 12:49:23 +00:00
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f32 trackX = mousePos.x / zoom - startX;
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f32 trackY = mousePos.y / zoom - startY;
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zoom *= 1 + event->mouse.deltaY * 0.01;
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2023-08-24 22:30:20 +00:00
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zoom = oc_clamp(zoom, 0.2, 10);
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2023-08-19 12:49:23 +00:00
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startX = mousePos.x / zoom - trackX;
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startY = mousePos.y / zoom - trackY;
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}
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break;
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2023-08-24 22:30:20 +00:00
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case OC_EVENT_KEYBOARD_KEY:
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2023-08-19 12:49:23 +00:00
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{
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2023-08-24 22:30:20 +00:00
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if(event->key.code == OC_KEY_SPACE && event->key.action == OC_KEY_PRESS)
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2023-08-19 12:49:23 +00:00
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{
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fontIndex = (fontIndex + 1) % FONT_COUNT;
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}
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}
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break;
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default:
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break;
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}
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}
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if(tracked)
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{
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2023-08-24 22:30:20 +00:00
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oc_vec2 mousePos = oc_mouse_position(&inputState);
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2023-08-19 12:49:23 +00:00
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startX = mousePos.x / zoom - trackPoint.x;
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startY = mousePos.y / zoom - trackPoint.y;
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}
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f32 textX = startX;
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f32 textY = startY;
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2023-08-24 22:30:20 +00:00
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/*
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oc_set_color_rgba(1, 1, 1, 1);
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oc_clear();
|
|
|
|
oc_set_color_rgba(1, 0, 0, 1);
|
|
|
|
for(int i=0; i<1000; i++)
|
|
|
|
{
|
|
|
|
oc_rectangle_fill(0, 0, 100, 100);
|
|
|
|
}
|
2023-08-19 12:49:23 +00:00
|
|
|
*/
|
|
|
|
|
2023-09-11 18:02:46 +00:00
|
|
|
oc_matrix_multiply_push((oc_mat2x3){ zoom, 0, 0,
|
2023-09-13 16:10:47 +00:00
|
|
|
0, zoom, 0 });
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_set_color_rgba(1, 1, 1, 1);
|
|
|
|
oc_clear();
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_set_font(fonts[fontIndex]);
|
|
|
|
oc_set_font_size(14);
|
|
|
|
oc_set_color_rgba(0, 0, 0, 1);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_move_to(textX, textY);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
|
|
|
int startIndex = 0;
|
|
|
|
while(startIndex < codePointCount)
|
|
|
|
{
|
|
|
|
bool lineBreak = false;
|
|
|
|
int subIndex = 0;
|
|
|
|
for(; (startIndex + subIndex) < codePointCount && subIndex < 120; subIndex++)
|
|
|
|
{
|
|
|
|
if(codePoints[startIndex + subIndex] == '\n')
|
|
|
|
{
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
u32 glyphs[512];
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_font_get_glyph_indices(fonts[fontIndex], oc_str32_from_buffer(subIndex, codePoints + startIndex), oc_str32_from_buffer(512, glyphs));
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_glyph_outlines(oc_str32_from_buffer(subIndex, glyphs));
|
|
|
|
oc_fill();
|
2023-08-19 12:49:23 +00:00
|
|
|
|
|
|
|
textY += lineHeights[fontIndex];
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_move_to(textX, textY);
|
2023-08-19 12:49:23 +00:00
|
|
|
startIndex++;
|
|
|
|
|
|
|
|
startIndex += subIndex;
|
|
|
|
}
|
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_matrix_pop();
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_set_color_rgba(0, 0, 1, 1);
|
|
|
|
oc_set_font(fonts[fontIndex]);
|
|
|
|
oc_set_font_size(14);
|
|
|
|
oc_move_to(10, contentRect.h - 10 - lineHeights[fontIndex]);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-09-13 16:10:47 +00:00
|
|
|
oc_str8 text = oc_str8_pushf(scratch.arena,
|
2023-08-24 22:30:20 +00:00
|
|
|
"Test program: %i glyphs, frame time = %fs, fps = %f",
|
|
|
|
glyphCount,
|
|
|
|
frameTime,
|
|
|
|
1. / frameTime);
|
|
|
|
oc_text_outlines(text);
|
|
|
|
oc_fill();
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
f64 startFlushTime = oc_clock_time(OC_CLOCK_MONOTONIC);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_surface_select(surface);
|
2023-09-10 13:21:11 +00:00
|
|
|
oc_render(canvas);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
f64 startPresentTime = oc_clock_time(OC_CLOCK_MONOTONIC);
|
|
|
|
oc_surface_present(surface);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
f64 endFrameTime = oc_clock_time(OC_CLOCK_MONOTONIC);
|
2023-08-19 12:49:23 +00:00
|
|
|
|
|
|
|
frameTime = (endFrameTime - startFrameTime);
|
|
|
|
|
|
|
|
printf("frame time: %.2fms (%.2fFPS), draw = %f.2ms, flush = %.2fms, present = %.2fms\n",
|
|
|
|
frameTime * 1000,
|
|
|
|
1. / frameTime,
|
|
|
|
(startFlushTime - startFrameTime) * 1000,
|
|
|
|
(startPresentTime - startFlushTime) * 1000,
|
|
|
|
(endFrameTime - startPresentTime) * 1000);
|
|
|
|
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_input_next_frame(&inputState);
|
2023-09-13 16:10:47 +00:00
|
|
|
oc_scratch_end(scratch);
|
2023-08-19 12:49:23 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
for(int i = 0; i < FONT_COUNT; i++)
|
|
|
|
{
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_font_destroy(fonts[i]);
|
2023-08-19 12:49:23 +00:00
|
|
|
}
|
2023-08-24 22:30:20 +00:00
|
|
|
oc_canvas_destroy(canvas);
|
|
|
|
oc_surface_destroy(surface);
|
|
|
|
oc_window_destroy(window);
|
|
|
|
oc_terminate();
|
2023-08-19 12:49:23 +00:00
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|