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Diffstat (limited to 'third-party/sokol/sokol_glue.h')
| -rw-r--r-- | third-party/sokol/sokol_glue.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/third-party/sokol/sokol_glue.h b/third-party/sokol/sokol_glue.h new file mode 100644 index 0000000..a715b17 --- /dev/null +++ b/third-party/sokol/sokol_glue.h @@ -0,0 +1,162 @@ +#if defined(SOKOL_IMPL) && !defined(SOKOL_GLUE_IMPL) +#define SOKOL_GLUE_IMPL +#endif +#ifndef SOKOL_GLUE_INCLUDED +/* + sokol_glue.h -- glue helper functions for sokol headers + + Project URL: https://github.com/floooh/sokol + + Do this: + #define SOKOL_IMPL or + #define SOKOL_GLUE_IMPL + before you include this file in *one* C or C++ file to create the + implementation. + + ...optionally provide the following macros to override defaults: + + SOKOL_ASSERT(c) - your own assert macro (default: assert(c)) + SOKOL_GLUE_API_DECL - public function declaration prefix (default: extern) + SOKOL_API_DECL - same as SOKOL_GLUE_API_DECL + SOKOL_API_IMPL - public function implementation prefix (default: -) + + If sokol_glue.h is compiled as a DLL, define the following before + including the declaration or implementation: + + SOKOL_DLL + + On Windows, SOKOL_DLL will define SOKOL_GLUE_API_DECL as __declspec(dllexport) + or __declspec(dllimport) as needed. + + OVERVIEW + ======== + sokol_glue.h provides glue helper functions between sokol_gfx.h and sokol_app.h, + so that sokol_gfx.h doesn't need to depend on sokol_app.h but can be + used with different window system glue libraries. + + PROVIDED FUNCTIONS + ================== + + sg_environment sglue_environment(void) + + Returns an sg_environment struct initialized by calling sokol_app.h + functions. Use this in the sg_setup() call like this: + + sg_setup(&(sg_desc){ + .environment = sglue_environment(), + ... + }); + + sg_swapchain sglue_swapchain(void) + + Returns an sg_swapchain struct initialized by calling sokol_app.h + functions. Use this in sg_begin_pass() for a 'swapchain pass' like + this: + + sg_begin_pass(&(sg_pass){ .swapchain = sglue_swapchain(), ... }); + + LICENSE + ======= + zlib/libpng license + + Copyright (c) 2018 Andre Weissflog + + This software is provided 'as-is', without any express or implied warranty. + In no event will the authors be held liable for any damages arising from the + use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software in a + product, an acknowledgment in the product documentation would be + appreciated but is not required. + + 2. Altered source versions must be plainly marked as such, and must not + be misrepresented as being the original software. + + 3. This notice may not be removed or altered from any source + distribution. +*/ +#define SOKOL_GLUE_INCLUDED + +#if defined(SOKOL_API_DECL) && !defined(SOKOL_GLUE_API_DECL) +#define SOKOL_GLUE_API_DECL SOKOL_API_DECL +#endif +#ifndef SOKOL_GLUE_API_DECL +#if defined(_WIN32) && defined(SOKOL_DLL) && defined(SOKOL_GLUE_IMPL) +#define SOKOL_GLUE_API_DECL __declspec(dllexport) +#elif defined(_WIN32) && defined(SOKOL_DLL) +#define SOKOL_GLUE_API_DECL __declspec(dllimport) +#else +#define SOKOL_GLUE_API_DECL extern +#endif +#endif + +#ifndef SOKOL_GFX_INCLUDED +#error "Please include sokol_gfx.h before sokol_glue.h" +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +SOKOL_GLUE_API_DECL sg_environment sglue_environment(void); +SOKOL_GLUE_API_DECL sg_swapchain sglue_swapchain(void); + +#ifdef __cplusplus +} /* extern "C" */ +#endif +#endif /* SOKOL_GLUE_INCLUDED */ + +/*-- IMPLEMENTATION ----------------------------------------------------------*/ +#ifdef SOKOL_GLUE_IMPL +#define SOKOL_GLUE_IMPL_INCLUDED (1) +#include <string.h> /* memset */ + +#ifndef SOKOL_APP_INCLUDED +#error "Please include sokol_app.h before the sokol_glue.h implementation" +#endif + +#ifndef SOKOL_API_IMPL +#define SOKOL_API_IMPL +#endif + + +SOKOL_API_IMPL sg_environment sglue_environment(void) { + sg_environment env; + memset(&env, 0, sizeof(env)); + env.defaults.color_format = (sg_pixel_format) sapp_color_format(); + env.defaults.depth_format = (sg_pixel_format) sapp_depth_format(); + env.defaults.sample_count = sapp_sample_count(); + env.metal.device = sapp_metal_get_device(); + env.d3d11.device = sapp_d3d11_get_device(); + env.d3d11.device_context = sapp_d3d11_get_device_context(); + env.wgpu.device = sapp_wgpu_get_device(); + return env; +} + +SOKOL_API_IMPL sg_swapchain sglue_swapchain(void) { + sg_swapchain swapchain; + memset(&swapchain, 0, sizeof(swapchain)); + swapchain.width = sapp_width(); + swapchain.height = sapp_height(); + swapchain.sample_count = sapp_sample_count(); + swapchain.color_format = (sg_pixel_format)sapp_color_format(); + swapchain.depth_format = (sg_pixel_format)sapp_depth_format(); + swapchain.metal.current_drawable = sapp_metal_get_current_drawable(); + swapchain.metal.depth_stencil_texture = sapp_metal_get_depth_stencil_texture(); + swapchain.metal.msaa_color_texture = sapp_metal_get_msaa_color_texture(); + swapchain.d3d11.render_view = sapp_d3d11_get_render_view(); + swapchain.d3d11.resolve_view = sapp_d3d11_get_resolve_view(); + swapchain.d3d11.depth_stencil_view = sapp_d3d11_get_depth_stencil_view(); + swapchain.wgpu.render_view = sapp_wgpu_get_render_view(); + swapchain.wgpu.resolve_view = sapp_wgpu_get_resolve_view(); + swapchain.wgpu.depth_stencil_view = sapp_wgpu_get_depth_stencil_view(); + swapchain.gl.framebuffer = sapp_gl_get_framebuffer(); + return swapchain; +} + +#endif /* SOKOL_GLUE_IMPL */ |