diff options
Diffstat (limited to '3rdparty/bgfx/examples/25-c99/helloworld.c')
-rw-r--r-- | 3rdparty/bgfx/examples/25-c99/helloworld.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/3rdparty/bgfx/examples/25-c99/helloworld.c b/3rdparty/bgfx/examples/25-c99/helloworld.c new file mode 100644 index 00000000000..b3862ebd2a1 --- /dev/null +++ b/3rdparty/bgfx/examples/25-c99/helloworld.c @@ -0,0 +1,68 @@ +/* + * Copyright 2011-2015 Branimir Karadzic. All rights reserved. + * License: http://www.opensource.org/licenses/BSD-2-Clause + */ + +#include <bgfx.c99.h> +#include "../00-helloworld/logo.h" + +extern bool entry_process_events(uint32_t* _width, uint32_t* _height, uint32_t* _debug, uint32_t* _reset); + +uint16_t uint16_max(uint16_t _a, uint16_t _b) +{ + return _a < _b ? _b : _a; +} + +int _main_(int _argc, char** _argv) +{ + (void)_argc; + (void)_argv; + uint32_t width = 1280; + uint32_t height = 720; + uint32_t debug = BGFX_DEBUG_TEXT; + uint32_t reset = BGFX_RESET_VSYNC; + + bgfx_init(BGFX_RENDERER_TYPE_COUNT, NULL, NULL); + bgfx_reset(width, height, reset); + + // Enable debug text. + bgfx_set_debug(debug); + + bgfx_set_view_clear(0 + , BGFX_CLEAR_COLOR|BGFX_CLEAR_DEPTH + , 0x303030ff + , 1.0f + , 0 + ); + + while (!entry_process_events(&width, &height, &debug, &reset) ) + { + // Set view 0 default viewport. + bgfx_set_view_rect(0, 0, 0, width, height); + + // This dummy draw call is here to make sure that view 0 is cleared + // if no other draw calls are submitted to view 0. + bgfx_submit(0, 0); + + // Use debug font to print information about this example. + bgfx_dbg_text_clear(0, false); + bgfx_dbg_text_image(uint16_max(width/2/8, 20)-20 + , uint16_max(height/2/16, 6)-6 + , 40 + , 12 + , s_logo + , 160 + ); + bgfx_dbg_text_printf(0, 1, 0x4f, "bgfx/examples/25-c99"); + bgfx_dbg_text_printf(0, 2, 0x6f, "Description: Initialization and debug text with C99 API."); + + // Advance to next frame. Rendering thread will be kicked to + // process submitted rendering primitives. + bgfx_frame(); + } + + // Shutdown bgfx. + bgfx_shutdown(); + + return 0; +} |