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.
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
*/
// vid.h -- video driver defs
-#define VID_CBITS 6
-#define VID_GRADES (1 << VID_CBITS)
+#ifndef VID_H
+#define VID_H
-// a pixel can be one, two, or four bytes
-typedef byte pixel_t;
+#define ENGINE_ICON ( (gamemode == GAME_NEXUIZ) ? nexuiz_xpm : darkplaces_xpm )
-typedef struct vrect_s
+extern int cl_available;
+
+#define MAX_TEXTUREUNITS 16
+
+typedef enum renderpath_e
{
- int x,y,width,height;
- struct vrect_s *pnext;
-} vrect_t;
+ RENDERPATH_GL11,
+ RENDERPATH_GL13,
+ RENDERPATH_GL20,
+ RENDERPATH_D3D9,
+ RENDERPATH_D3D10,
+ RENDERPATH_D3D11,
+ RENDERPATH_SOFT,
+ RENDERPATH_GLES1,
+ RENDERPATH_GLES2
+}
+renderpath_t;
-typedef struct
+typedef struct viddef_support_s
+{
+ qboolean gl20shaders;
+ qboolean gl20shaders130; // indicates glBindFragDataLocation is available
+ int glshaderversion; // typical values: 100 110 120 130 140 ...
+ qboolean amd_texture_texture4;
+ qboolean arb_depth_texture;
+ qboolean arb_draw_buffers;
+ qboolean arb_framebuffer_object;
+ qboolean arb_multitexture;
+ qboolean arb_occlusion_query;
+ qboolean arb_query_buffer_object;
+ qboolean arb_shadow;
+ qboolean arb_texture_compression;
+ qboolean arb_texture_cube_map;
+ qboolean arb_texture_env_combine;
+ qboolean arb_texture_gather;
+ qboolean arb_texture_non_power_of_two;
+ qboolean arb_vertex_buffer_object;
+ qboolean arb_uniform_buffer_object;
+ qboolean ati_separate_stencil;
+ qboolean ext_blend_minmax;
+ qboolean ext_blend_subtract;
+ qboolean ext_blend_func_separate;
+ qboolean ext_draw_range_elements;
+ qboolean ext_framebuffer_object;
+ qboolean ext_packed_depth_stencil;
+ qboolean ext_stencil_two_side;
+ qboolean ext_texture_3d;
+ qboolean ext_texture_compression_s3tc;
+ qboolean ext_texture_edge_clamp;
+ qboolean ext_texture_filter_anisotropic;
+ qboolean ext_texture_srgb;
+ qboolean arb_texture_float;
+ qboolean arb_half_float_pixel;
+ qboolean arb_half_float_vertex;
+ qboolean arb_multisample;
+}
+viddef_support_t;
+
+typedef struct viddef_mode_s
{
- unsigned width;
- unsigned height;
- float aspect; // width / height -- < 0 is taller than wide
- int recalc_refdef; // if true, recalc vid-based stuff
- unsigned conwidth;
- unsigned conheight;
+ int width;
+ int height;
+ int bitsperpixel;
+ qboolean fullscreen;
+ float refreshrate;
+ qboolean userefreshrate;
+ qboolean stereobuffer;
+ int samples;
+}
+viddef_mode_t;
+
+typedef struct viddef_s
+{
+ // these are set by VID_Mode
+ viddef_mode_t mode;
+ // used in many locations in the renderer
+ int width;
+ int height;
+ int bitsperpixel;
+ qboolean fullscreen;
+ float refreshrate;
+ qboolean userefreshrate;
+ qboolean stereobuffer;
+ int samples;
+ qboolean stencil;
+ qboolean sRGB2D; // whether 2D rendering is sRGB corrected (based on sRGBcapable2D)
+ qboolean sRGB3D; // whether 3D rendering is sRGB corrected (based on sRGBcapable3D)
+ qboolean sRGBcapable2D; // whether 2D rendering can be sRGB corrected (renderpath, v_hwgamma)
+ qboolean sRGBcapable3D; // whether 3D rendering can be sRGB corrected (renderpath, v_hwgamma)
+
+ renderpath_t renderpath;
+ qboolean forcevbo; // some renderpaths can not operate without it
+ qboolean useinterleavedarrays; // required by some renderpaths
+ qboolean allowalphatocoverage; // indicates the GL_AlphaToCoverage function works on this renderpath and framebuffer
+
+ unsigned int texunits;
+ unsigned int teximageunits;
+ unsigned int texarrayunits;
+ unsigned int drawrangeelements_maxvertices;
+ unsigned int drawrangeelements_maxindices;
+
+ unsigned int maxtexturesize_2d;
+ unsigned int maxtexturesize_3d;
+ unsigned int maxtexturesize_cubemap;
+ unsigned int max_anisotropy;
+ unsigned int maxdrawbuffers;
+
+ viddef_support_t support;
+
+ // in RENDERPATH_SOFT this is a 32bpp native-endian ARGB framebuffer
+ // (native-endian ARGB meaning that in little endian it is BGRA bytes,
+ // in big endian it is ARGB byte order, the format is converted during
+ // blit to the window)
+ unsigned int *softpixels;
+ unsigned int *softdepthpixels;
+
+ int forcetextype; // always use GL_BGRA for D3D, always use GL_RGBA for GLES, etc
} viddef_t;
-extern viddef_t vid; // global video state
+// global video state
+extern viddef_t vid;
extern void (*vid_menudrawfn)(void);
extern void (*vid_menukeyfn)(int key);
+#define MAXJOYAXIS 16
+// if this is changed, the corresponding code in vid_shared.c must be updated
+#define MAXJOYBUTTON 36
+typedef struct vid_joystate_s
+{
+ float axis[MAXJOYAXIS]; // -1 to +1
+ unsigned char button[MAXJOYBUTTON]; // 0 or 1
+ qboolean is360; // indicates this joystick is a Microsoft Xbox 360 Controller For Windows
+}
+vid_joystate_t;
+
+extern vid_joystate_t vid_joystate;
+
+extern cvar_t joy_index;
+extern cvar_t joy_enable;
+extern cvar_t joy_detected;
+extern cvar_t joy_active;
+
+float VID_JoyState_GetAxis(const vid_joystate_t *joystate, int axis, float sensitivity, float deadzone);
+void VID_ApplyJoyState(vid_joystate_t *joystate);
+void VID_BuildJoyState(vid_joystate_t *joystate);
+void VID_Shared_BuildJoyState_Begin(vid_joystate_t *joystate);
+void VID_Shared_BuildJoyState_Finish(vid_joystate_t *joystate);
+int VID_Shared_SetJoystick(int index);
+qboolean VID_JoyBlockEmulatedKeys(int keycode);
+void VID_EnableJoystick(qboolean enable);
+
+extern qboolean vid_hidden;
+extern qboolean vid_activewindow;
+extern cvar_t vid_hardwaregammasupported;
+extern qboolean vid_usinghwgamma;
+extern qboolean vid_supportrefreshrate;
+
+extern cvar_t vid_soft;
+extern cvar_t vid_soft_threads;
+extern cvar_t vid_soft_interlace;
+
+extern cvar_t vid_fullscreen;
+extern cvar_t vid_width;
+extern cvar_t vid_height;
+extern cvar_t vid_bitsperpixel;
+extern cvar_t vid_samples;
+extern cvar_t vid_refreshrate;
+extern cvar_t vid_userefreshrate;
+extern cvar_t vid_touchscreen_density;
+extern cvar_t vid_touchscreen_xdpi;
+extern cvar_t vid_touchscreen_ydpi;
+extern cvar_t vid_vsync;
+extern cvar_t vid_mouse;
+extern cvar_t vid_grabkeyboard;
+extern cvar_t vid_touchscreen;
+extern cvar_t vid_touchscreen_showkeyboard;
+extern cvar_t vid_touchscreen_supportshowkeyboard;
+extern cvar_t vid_stick_mouse;
+extern cvar_t vid_resizable;
+extern cvar_t vid_desktopfullscreen;
+extern cvar_t vid_minwidth;
+extern cvar_t vid_minheight;
+extern cvar_t vid_sRGB;
+extern cvar_t vid_sRGB_fallback;
+
+extern cvar_t gl_finish;
+
+extern cvar_t v_gamma;
+extern cvar_t v_contrast;
+extern cvar_t v_brightness;
+extern cvar_t v_color_enable;
+extern cvar_t v_color_black_r;
+extern cvar_t v_color_black_g;
+extern cvar_t v_color_black_b;
+extern cvar_t v_color_grey_r;
+extern cvar_t v_color_grey_g;
+extern cvar_t v_color_grey_b;
+extern cvar_t v_color_white_r;
+extern cvar_t v_color_white_g;
+extern cvar_t v_color_white_b;
+extern cvar_t v_hwgamma;
+
+// brand of graphics chip
+extern const char *gl_vendor;
+// graphics chip model and other information
+extern const char *gl_renderer;
+// begins with 1.0.0, 1.1.0, 1.2.0, 1.2.1, 1.3.0, 1.3.1, or 1.4.0
+extern const char *gl_version;
+// extensions list, space separated
+extern const char *gl_extensions;
+// WGL, GLX, or AGL
+extern const char *gl_platform;
+// another extensions list, containing platform-specific extensions that are
+// not in the main list
+extern const char *gl_platformextensions;
+// name of driver library (opengl32.dll, libGL.so.1, or whatever)
+extern char gl_driver[256];
+
+void *GL_GetProcAddress(const char *name);
+qboolean GL_CheckExtension(const char *minglver_or_ext, const dllfunction_t *funcs, const char *disableparm, int silent);
+
+void VID_Shared_Init(void);
+
void GL_Init (void);
-void VID_CheckMultitexture();
-void VID_CheckCVA();
+void VID_ClearExtensions(void);
+void VID_CheckExtensions(void);
-void VID_Init ();
+void VID_Init (void);
// Called at startup
-void VID_Shutdown (void);
+void VID_Shutdown (void);
// Called at shutdown
int VID_SetMode (int modenum);
// sets the mode; only used by the Quake engine for resetting to mode 0 (the
// base mode) on memory allocation failures
+
+qboolean VID_InitMode(viddef_mode_t *mode);
+// allocates and opens an appropriate OpenGL context (and its window)
+
+
+// sets hardware gamma correction, returns false if the device does not
+// support gamma control
+// (ONLY called by VID_UpdateGamma and VID_RestoreSystemGamma)
+int VID_SetGamma(unsigned short *ramps, int rampsize);
+// gets hardware gamma correction, returns false if the device does not
+// support gamma control
+// (ONLY called by VID_UpdateGamma and VID_RestoreSystemGamma)
+int VID_GetGamma(unsigned short *ramps, int rampsize);
+// makes sure ramp arrays are big enough and calls VID_GetGamma/VID_SetGamma
+// (ONLY to be called from VID_Finish!)
+void VID_UpdateGamma(qboolean force, int rampsize);
+// turns off hardware gamma ramps immediately
+// (called from various shutdown/deactivation functions)
+void VID_RestoreSystemGamma(void);
+
+qboolean VID_HasScreenKeyboardSupport(void);
+void VID_ShowKeyboard(qboolean show);
+qboolean VID_ShowingKeyboard(void);
+
+void VID_SetMouse (qboolean fullscreengrab, qboolean relative, qboolean hidecursor);
+void VID_Finish (void);
+
+void VID_Restart_f(void);
+
+void VID_Start(void);
+void VID_Stop(void);
+
+extern unsigned int vid_gammatables_serial; // so other subsystems can poll if gamma parameters have changed; this starts with 0 and gets increased by 1 each time the gamma parameters get changed and VID_BuildGammaTables should be called again
+extern qboolean vid_gammatables_trivial; // this is set to true if all color control values are at default setting, and it therefore would make no sense to use the gamma table
+void VID_BuildGammaTables(unsigned short *ramps, int rampsize); // builds the current gamma tables into an array (needs 3*rampsize items)
+
+typedef struct
+{
+ int width, height, bpp, refreshrate;
+ int pixelheight_num, pixelheight_denom;
+}
+vid_mode_t;
+vid_mode_t *VID_GetDesktopMode(void);
+size_t VID_ListModes(vid_mode_t *modes, size_t maxcount);
+size_t VID_SortModes(vid_mode_t *modes, size_t count, qboolean usebpp, qboolean userefreshrate, qboolean useaspect);
+void VID_Soft_SharedSetup(void);
+
+#endif
+
projects / xonotic / darkplaces.git / blobdiff