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mirror of https://github.com/obsproject/obs-studio.git synced 2024-09-20 13:08:50 +02:00
obs-studio/libobs/graphics/graphics-imports.c
jpark37 4fe6803fe4 libobs: Prevent D3D11 projectors from tearing
Some users stream projectors, so don't let them tear. Use the waitable
object to check the flip queue, and only flip if there's space.

Metal and Vulkan can probably perform similar flip throttling once OBS
starts using them.
2022-08-06 16:16:20 -07:00

246 lines
9.6 KiB
C

/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#include "../util/base.h"
#include "../util/dstr.h"
#include "../util/platform.h"
#include "graphics-internal.h"
#define GRAPHICS_IMPORT(func) \
do { \
exports->func = os_dlsym(module, #func); \
if (!exports->func) { \
success = false; \
blog(LOG_ERROR, \
"Could not load function '%s' from " \
"module '%s'", \
#func, module_name); \
} \
} while (false)
#define GRAPHICS_IMPORT_OPTIONAL(func) \
do { \
exports->func = os_dlsym(module, #func); \
} while (false)
bool load_graphics_imports(struct gs_exports *exports, void *module,
const char *module_name)
{
bool success = true;
GRAPHICS_IMPORT(device_get_name);
GRAPHICS_IMPORT(device_get_type);
GRAPHICS_IMPORT_OPTIONAL(device_enum_adapters);
GRAPHICS_IMPORT(device_preprocessor_name);
GRAPHICS_IMPORT(device_create);
GRAPHICS_IMPORT(device_destroy);
GRAPHICS_IMPORT(device_enter_context);
GRAPHICS_IMPORT(device_leave_context);
GRAPHICS_IMPORT(device_get_device_obj);
GRAPHICS_IMPORT(device_swapchain_create);
GRAPHICS_IMPORT(device_resize);
GRAPHICS_IMPORT(device_get_color_space);
GRAPHICS_IMPORT(device_update_color_space);
GRAPHICS_IMPORT(device_get_size);
GRAPHICS_IMPORT(device_get_width);
GRAPHICS_IMPORT(device_get_height);
GRAPHICS_IMPORT(device_texture_create);
GRAPHICS_IMPORT(device_cubetexture_create);
GRAPHICS_IMPORT(device_voltexture_create);
GRAPHICS_IMPORT(device_zstencil_create);
GRAPHICS_IMPORT(device_stagesurface_create);
GRAPHICS_IMPORT(device_samplerstate_create);
GRAPHICS_IMPORT(device_vertexshader_create);
GRAPHICS_IMPORT(device_pixelshader_create);
GRAPHICS_IMPORT(device_vertexbuffer_create);
GRAPHICS_IMPORT(device_indexbuffer_create);
GRAPHICS_IMPORT(device_timer_create);
GRAPHICS_IMPORT(device_timer_range_create);
GRAPHICS_IMPORT(device_get_texture_type);
GRAPHICS_IMPORT(device_load_vertexbuffer);
GRAPHICS_IMPORT(device_load_indexbuffer);
GRAPHICS_IMPORT(device_load_texture);
GRAPHICS_IMPORT(device_load_samplerstate);
GRAPHICS_IMPORT(device_load_vertexshader);
GRAPHICS_IMPORT(device_load_pixelshader);
GRAPHICS_IMPORT(device_load_default_samplerstate);
GRAPHICS_IMPORT(device_get_vertex_shader);
GRAPHICS_IMPORT(device_get_pixel_shader);
GRAPHICS_IMPORT(device_get_render_target);
GRAPHICS_IMPORT(device_get_zstencil_target);
GRAPHICS_IMPORT(device_set_render_target);
GRAPHICS_IMPORT(device_set_render_target_with_color_space);
GRAPHICS_IMPORT(device_set_cube_render_target);
GRAPHICS_IMPORT(device_enable_framebuffer_srgb);
GRAPHICS_IMPORT(device_framebuffer_srgb_enabled);
GRAPHICS_IMPORT(device_copy_texture_region);
GRAPHICS_IMPORT(device_copy_texture);
GRAPHICS_IMPORT(device_stage_texture);
GRAPHICS_IMPORT(device_begin_frame);
GRAPHICS_IMPORT(device_begin_scene);
GRAPHICS_IMPORT(device_draw);
GRAPHICS_IMPORT(device_load_swapchain);
GRAPHICS_IMPORT(device_end_scene);
GRAPHICS_IMPORT(device_clear);
GRAPHICS_IMPORT(device_is_present_ready);
GRAPHICS_IMPORT(device_present);
GRAPHICS_IMPORT(device_flush);
GRAPHICS_IMPORT(device_set_cull_mode);
GRAPHICS_IMPORT(device_get_cull_mode);
GRAPHICS_IMPORT(device_enable_blending);
GRAPHICS_IMPORT(device_enable_depth_test);
GRAPHICS_IMPORT(device_enable_stencil_test);
GRAPHICS_IMPORT(device_enable_stencil_write);
GRAPHICS_IMPORT(device_enable_color);
GRAPHICS_IMPORT(device_blend_function);
GRAPHICS_IMPORT(device_blend_function_separate);
GRAPHICS_IMPORT(device_blend_op);
GRAPHICS_IMPORT(device_depth_function);
GRAPHICS_IMPORT(device_stencil_function);
GRAPHICS_IMPORT(device_stencil_op);
GRAPHICS_IMPORT(device_set_viewport);
GRAPHICS_IMPORT(device_get_viewport);
GRAPHICS_IMPORT(device_set_scissor_rect);
GRAPHICS_IMPORT(device_ortho);
GRAPHICS_IMPORT(device_frustum);
GRAPHICS_IMPORT(device_projection_push);
GRAPHICS_IMPORT(device_projection_pop);
GRAPHICS_IMPORT(gs_swapchain_destroy);
GRAPHICS_IMPORT(gs_texture_destroy);
GRAPHICS_IMPORT(gs_texture_get_width);
GRAPHICS_IMPORT(gs_texture_get_height);
GRAPHICS_IMPORT(gs_texture_get_color_format);
GRAPHICS_IMPORT(gs_texture_map);
GRAPHICS_IMPORT(gs_texture_unmap);
GRAPHICS_IMPORT_OPTIONAL(gs_texture_is_rect);
GRAPHICS_IMPORT(gs_texture_get_obj);
GRAPHICS_IMPORT(gs_cubetexture_destroy);
GRAPHICS_IMPORT(gs_cubetexture_get_size);
GRAPHICS_IMPORT(gs_cubetexture_get_color_format);
GRAPHICS_IMPORT(gs_voltexture_destroy);
GRAPHICS_IMPORT(gs_voltexture_get_width);
GRAPHICS_IMPORT(gs_voltexture_get_height);
GRAPHICS_IMPORT(gs_voltexture_get_depth);
GRAPHICS_IMPORT(gs_voltexture_get_color_format);
GRAPHICS_IMPORT(gs_stagesurface_destroy);
GRAPHICS_IMPORT(gs_stagesurface_get_width);
GRAPHICS_IMPORT(gs_stagesurface_get_height);
GRAPHICS_IMPORT(gs_stagesurface_get_color_format);
GRAPHICS_IMPORT(gs_stagesurface_map);
GRAPHICS_IMPORT(gs_stagesurface_unmap);
GRAPHICS_IMPORT(gs_zstencil_destroy);
GRAPHICS_IMPORT(gs_samplerstate_destroy);
GRAPHICS_IMPORT(gs_vertexbuffer_destroy);
GRAPHICS_IMPORT(gs_vertexbuffer_flush);
GRAPHICS_IMPORT(gs_vertexbuffer_flush_direct);
GRAPHICS_IMPORT(gs_vertexbuffer_get_data);
GRAPHICS_IMPORT(gs_indexbuffer_destroy);
GRAPHICS_IMPORT(gs_indexbuffer_flush);
GRAPHICS_IMPORT(gs_indexbuffer_flush_direct);
GRAPHICS_IMPORT(gs_indexbuffer_get_data);
GRAPHICS_IMPORT(gs_indexbuffer_get_num_indices);
GRAPHICS_IMPORT(gs_indexbuffer_get_type);
GRAPHICS_IMPORT(gs_timer_destroy);
GRAPHICS_IMPORT(gs_timer_begin);
GRAPHICS_IMPORT(gs_timer_end);
GRAPHICS_IMPORT(gs_timer_get_data);
GRAPHICS_IMPORT(gs_timer_range_destroy);
GRAPHICS_IMPORT(gs_timer_range_begin);
GRAPHICS_IMPORT(gs_timer_range_end);
GRAPHICS_IMPORT(gs_timer_range_get_data);
GRAPHICS_IMPORT(gs_shader_destroy);
GRAPHICS_IMPORT(gs_shader_get_num_params);
GRAPHICS_IMPORT(gs_shader_get_param_by_idx);
GRAPHICS_IMPORT(gs_shader_get_param_by_name);
GRAPHICS_IMPORT(gs_shader_get_viewproj_matrix);
GRAPHICS_IMPORT(gs_shader_get_world_matrix);
GRAPHICS_IMPORT(gs_shader_get_param_info);
GRAPHICS_IMPORT(gs_shader_set_bool);
GRAPHICS_IMPORT(gs_shader_set_float);
GRAPHICS_IMPORT(gs_shader_set_int);
GRAPHICS_IMPORT(gs_shader_set_matrix3);
GRAPHICS_IMPORT(gs_shader_set_matrix4);
GRAPHICS_IMPORT(gs_shader_set_vec2);
GRAPHICS_IMPORT(gs_shader_set_vec3);
GRAPHICS_IMPORT(gs_shader_set_vec4);
GRAPHICS_IMPORT(gs_shader_set_texture);
GRAPHICS_IMPORT(gs_shader_set_val);
GRAPHICS_IMPORT(gs_shader_set_default);
GRAPHICS_IMPORT(gs_shader_set_next_sampler);
GRAPHICS_IMPORT_OPTIONAL(device_nv12_available);
GRAPHICS_IMPORT_OPTIONAL(device_p010_available);
GRAPHICS_IMPORT(device_is_monitor_hdr);
GRAPHICS_IMPORT(device_debug_marker_begin);
GRAPHICS_IMPORT(device_debug_marker_end);
/* OSX/Cocoa specific functions */
#ifdef __APPLE__
GRAPHICS_IMPORT(device_shared_texture_available);
GRAPHICS_IMPORT_OPTIONAL(device_texture_open_shared);
GRAPHICS_IMPORT_OPTIONAL(device_texture_create_from_iosurface);
GRAPHICS_IMPORT_OPTIONAL(gs_texture_rebind_iosurface);
/* win32 specific functions */
#elif _WIN32
GRAPHICS_IMPORT(device_gdi_texture_available);
GRAPHICS_IMPORT(device_shared_texture_available);
GRAPHICS_IMPORT_OPTIONAL(device_get_duplicator_monitor_info);
GRAPHICS_IMPORT_OPTIONAL(device_duplicator_get_monitor_index);
GRAPHICS_IMPORT_OPTIONAL(device_duplicator_create);
GRAPHICS_IMPORT_OPTIONAL(gs_duplicator_destroy);
GRAPHICS_IMPORT_OPTIONAL(gs_duplicator_update_frame);
GRAPHICS_IMPORT_OPTIONAL(gs_duplicator_get_texture);
GRAPHICS_IMPORT_OPTIONAL(gs_get_adapter_count);
GRAPHICS_IMPORT_OPTIONAL(device_texture_create_gdi);
GRAPHICS_IMPORT_OPTIONAL(gs_texture_get_dc);
GRAPHICS_IMPORT_OPTIONAL(gs_texture_release_dc);
GRAPHICS_IMPORT_OPTIONAL(device_texture_open_shared);
GRAPHICS_IMPORT_OPTIONAL(device_texture_open_nt_shared);
GRAPHICS_IMPORT_OPTIONAL(device_texture_get_shared_handle);
GRAPHICS_IMPORT_OPTIONAL(device_texture_wrap_obj);
GRAPHICS_IMPORT_OPTIONAL(device_texture_acquire_sync);
GRAPHICS_IMPORT_OPTIONAL(device_texture_release_sync);
GRAPHICS_IMPORT_OPTIONAL(device_texture_create_nv12);
GRAPHICS_IMPORT_OPTIONAL(device_texture_create_p010);
GRAPHICS_IMPORT_OPTIONAL(device_stagesurface_create_nv12);
GRAPHICS_IMPORT_OPTIONAL(device_stagesurface_create_p010);
GRAPHICS_IMPORT_OPTIONAL(device_register_loss_callbacks);
GRAPHICS_IMPORT_OPTIONAL(device_unregister_loss_callbacks);
#elif __linux__
GRAPHICS_IMPORT(device_texture_create_from_dmabuf);
GRAPHICS_IMPORT(device_query_dmabuf_capabilities);
GRAPHICS_IMPORT(device_query_dmabuf_modifiers_for_format);
GRAPHICS_IMPORT(device_texture_create_from_pixmap);
#endif
return success;
}