/****************************************************************************** Copyright (C) 2013 by Hugh Bailey 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 3 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 . ******************************************************************************/ #pragma once #include "../util/threading.h" #include "../util/darray.h" #include "graphics.h" #include "matrix3.h" #include "matrix4.h" struct gs_exports { device_t (*device_create)(struct gs_init_data *data); void (*device_destroy)(device_t device); void (*device_entercontext)(device_t device); void (*device_leavecontext)(device_t device); swapchain_t (*device_create_swapchain)(device_t device, struct gs_init_data *data); void (*device_resize)(device_t device, uint32_t x, uint32_t y); void (*device_getsize)(device_t device, uint32_t *x, uint32_t *y); uint32_t (*device_getwidth)(device_t device); uint32_t (*device_getheight)(device_t device); texture_t (*device_create_texture)(device_t device, uint32_t width, uint32_t height, enum gs_color_format color_format, uint32_t levels, const void **data, uint32_t flags); texture_t (*device_create_cubetexture)(device_t device, uint32_t size, enum gs_color_format color_format, uint32_t levels, const void **data, uint32_t flags); texture_t (*device_create_volumetexture)(device_t device, uint32_t width, uint32_t height, uint32_t depth, enum gs_color_format color_format, uint32_t levels, const void **data, uint32_t flags); zstencil_t (*device_create_zstencil)(device_t device, uint32_t width, uint32_t height, enum gs_zstencil_format format); stagesurf_t (*device_create_stagesurface)(device_t device, uint32_t width, uint32_t height, enum gs_color_format color_format); samplerstate_t (*device_create_samplerstate)(device_t device, struct gs_sampler_info *info); shader_t (*device_create_vertexshader)(device_t device, const char *shader, const char *file, char **error_string); shader_t (*device_create_pixelshader)(device_t device, const char *shader, const char *file, char **error_string); vertbuffer_t (*device_create_vertexbuffer)(device_t device, struct vb_data *data, uint32_t flags); indexbuffer_t (*device_create_indexbuffer)(device_t device, enum gs_index_type type, void *indices, size_t num, uint32_t flags); enum gs_texture_type (*device_gettexturetype)(device_t device, texture_t texture); void (*device_load_vertexbuffer)(device_t device, vertbuffer_t vertbuffer); void (*device_load_indexbuffer)(device_t device, indexbuffer_t indexbuffer); void (*device_load_texture)(device_t device, texture_t tex, int unit); void (*device_load_samplerstate)(device_t device, samplerstate_t samplerstate, int unit); void (*device_load_vertexshader)(device_t device, shader_t vertshader); void (*device_load_pixelshader)(device_t device, shader_t pixelshader); void (*device_load_defaultsamplerstate)(device_t device, bool b_3d, int unit); shader_t (*device_getvertexshader)(device_t device); shader_t (*device_getpixelshader)(device_t device); texture_t (*device_getrendertarget)(device_t device); zstencil_t (*device_getzstenciltarget)(device_t device); void (*device_setrendertarget)(device_t device, texture_t tex, zstencil_t zstencil); void (*device_setcuberendertarget)(device_t device, texture_t cubetex, int side, zstencil_t zstencil); void (*device_copy_texture)(device_t device, texture_t dst, texture_t src); void (*device_stage_texture)(device_t device, stagesurf_t dst, texture_t src); void (*device_beginscene)(device_t device); void (*device_draw)(device_t device, enum gs_draw_mode draw_mode, uint32_t start_vert, uint32_t num_verts); void (*device_endscene)(device_t device); void (*device_load_swapchain)(device_t device, swapchain_t swaphchain); void (*device_clear)(device_t device, uint32_t clear_flags, struct vec4 *color, float depth, uint8_t stencil); void (*device_present)(device_t device); void (*device_setcullmode)(device_t device, enum gs_cull_mode mode); enum gs_cull_mode (*device_getcullmode)(device_t device); void (*device_enable_blending)(device_t device, bool enable); void (*device_enable_depthtest)(device_t device, bool enable); void (*device_enable_stenciltest)(device_t device, bool enable); void (*device_enable_stencilwrite)(device_t device, bool enable); void (*device_enable_color)(device_t device, bool red, bool green, bool blue, bool alpha); void (*device_blendfunction)(device_t device, enum gs_blend_type src, enum gs_blend_type dest); void (*device_depthfunction)(device_t device, enum gs_depth_test test); void (*device_stencilfunction)(device_t device, enum gs_stencil_side side, enum gs_depth_test test); void (*device_stencilop)(device_t device, enum gs_stencil_side side, enum gs_stencil_op fail, enum gs_stencil_op zfail, enum gs_stencil_op zpass); void (*device_enable_fullscreen)(device_t device, bool enable); int (*device_fullscreen_enabled)(device_t device); void (*device_setdisplaymode)(device_t device, const struct gs_display_mode *mode); void (*device_getdisplaymode)(device_t device, struct gs_display_mode *mode); void (*device_setcolorramp)(device_t device, float gamma, float brightness, float contrast); void (*device_setviewport)(device_t device, int x, int y, int width, int height); void (*device_getviewport)(device_t device, struct gs_rect *rect); void (*device_setscissorrect)(device_t device, struct gs_rect *rect); void (*device_ortho)(device_t device, float left, float right, float top, float bottom, float znear, float zfar); void (*device_frustum)(device_t device, float left, float right, float top, float bottom, float znear, float zfar); void (*device_projection_push)(device_t device); void (*device_projection_pop)(device_t device); void (*swapchain_destroy)(swapchain_t swapchain); void (*texture_destroy)(texture_t tex); uint32_t (*texture_getwidth)(texture_t tex); uint32_t (*texture_getheight)(texture_t tex); enum gs_color_format (*texture_getcolorformat)(texture_t tex); bool (*texture_map)(texture_t tex, void **ptr, uint32_t *row_bytes); void (*texture_unmap)(texture_t tex); void (*cubetexture_destroy)(texture_t cubetex); uint32_t (*cubetexture_getsize)(texture_t cubetex); enum gs_color_format (*cubetexture_getcolorformat)(texture_t cubetex); void (*volumetexture_destroy)(texture_t voltex); uint32_t (*volumetexture_getwidth)(texture_t voltex); uint32_t (*volumetexture_getheight)(texture_t voltex); uint32_t (*volumetexture_getdepth)(texture_t voltex); enum gs_color_format (*volumetexture_getcolorformat)(texture_t voltex); void (*stagesurface_destroy)(stagesurf_t stagesurf); uint32_t (*stagesurface_getwidth)(stagesurf_t stagesurf); uint32_t (*stagesurface_getheight)(stagesurf_t stagesurf); enum gs_color_format (*stagesurface_getcolorformat)( stagesurf_t stagesurf); bool (*stagesurface_map)(stagesurf_t stagesurf, const void **data, uint32_t *row_bytes); void (*stagesurface_unmap)(stagesurf_t stagesurf); void (*zstencil_destroy)(zstencil_t zstencil); void (*samplerstate_destroy)(samplerstate_t samplerstate); void (*vertexbuffer_destroy)(vertbuffer_t vertbuffer); void (*vertexbuffer_flush)(vertbuffer_t vertbuffer, bool rebuild); struct vb_data *(*vertexbuffer_getdata)(vertbuffer_t vertbuffer); void (*indexbuffer_destroy)(indexbuffer_t indexbuffer); void (*indexbuffer_flush)(indexbuffer_t indexbuffer); void *(*indexbuffer_getdata)(indexbuffer_t indexbuffer); size_t (*indexbuffer_numindices)(indexbuffer_t indexbuffer); enum gs_index_type (*indexbuffer_gettype)(indexbuffer_t indexbuffer); void (*shader_destroy)(shader_t shader); int (*shader_numparams)(shader_t shader); sparam_t (*shader_getparambyidx)(shader_t shader, uint32_t param); sparam_t (*shader_getparambyname)(shader_t shader, const char *name); void (*shader_getparaminfo)(shader_t shader, sparam_t param, struct shader_param_info *info); sparam_t (*shader_getviewprojmatrix)(shader_t shader); sparam_t (*shader_getworldmatrix)(shader_t shader); void (*shader_setbool)(shader_t shader, sparam_t param, bool val); void (*shader_setfloat)(shader_t shader, sparam_t param, float val); void (*shader_setint)(shader_t shader, sparam_t param, int val); void (*shader_setmatrix3)(shader_t shader, sparam_t param, const struct matrix3 *val); void (*shader_setmatrix4)(shader_t shader, sparam_t param, const struct matrix4 *val); void (*shader_setvec2)(shader_t shader, sparam_t param, const struct vec2 *val); void (*shader_setvec3)(shader_t shader, sparam_t param, const struct vec3 *val); void (*shader_setvec4)(shader_t shader, sparam_t param, const struct vec4 *val); void (*shader_settexture)(shader_t shader, sparam_t param, texture_t val); void (*shader_setval)(shader_t shader, sparam_t param, const void *val, size_t size); void (*shader_setdefault)(shader_t shader, sparam_t param); }; struct graphics_subsystem { void *module; device_t device; struct gs_exports exports; DARRAY(struct gs_rect) viewport_stack; DARRAY(struct matrix3) matrix_stack; size_t cur_matrix; struct matrix4 projection; struct gs_effect *cur_effect; vertbuffer_t sprite_buffer; bool using_immediate; struct vb_data *vbd; vertbuffer_t immediate_vertbuffer; DARRAY(struct vec3) verts; DARRAY(struct vec3) norms; DARRAY(uint32_t) colors; DARRAY(struct vec2) texverts[16]; pthread_mutex_t mutex; volatile int ref; };