int gl_support_anisotropy = false;
// GL_NV_texture_shader
int gl_textureshader = false;
+// GL_EXT_stencil_two_side
+int gl_support_stenciltwoside = false;
// LordHavoc: if window is hidden, don't update screen
int vid_hidden = true;
// LordHavoc: if window is not the active window, don't hog as much CPU time,
// let go of the mouse, turn off sound, and restore system gamma ramps...
int vid_activewindow = true;
-// LordHavoc: whether to allow use of hwgamma (disabled when window is inactive)
-int vid_allowhwgamma = false;
// we don't know until we try it!
cvar_t vid_hardwaregammasupported = {CVAR_READONLY,"vid_hardwaregammasupported","1"};
cvar_t v_color_white_g = {CVAR_SAVE, "v_color_white_g", "1"};
cvar_t v_color_white_b = {CVAR_SAVE, "v_color_white_b", "1"};
cvar_t v_hwgamma = {CVAR_SAVE, "v_hwgamma", "1"};
+cvar_t v_psycho = {0, "v_psycho", "0"};
// brand of graphics chip
const char *gl_vendor;
void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
+void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
+
int GL_CheckExtension(const char *name, const dllfunction_t *funcs, const char *disableparm, int silent)
{
int failed = false;
for (func = funcs;func && func->name;func++)
*func->funcvariable = NULL;
- if (disableparm && COM_CheckParm(disableparm))
+ if (disableparm && (COM_CheckParm(disableparm) || COM_CheckParm("-safe")))
{
- Con_DPrintf("disabled by commandline\n");
+ Con_DPrint("disabled by commandline\n");
return false;
}
// delay the return so it prints all missing functions
if (failed)
return false;
- Con_DPrintf("enabled\n");
+ Con_DPrint("enabled\n");
return true;
}
else
{
- Con_DPrintf("not detected\n");
+ Con_DPrint("not detected\n");
return false;
}
}
{NULL, NULL}
};
+static dllfunction_t stenciltwosidefuncs[] =
+{
+ {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT},
+ {NULL, NULL}
+};
+
void VID_CheckExtensions(void)
{
gl_support_clamptoedge = false;
gl_support_var = false;
gl_support_var2 = false;
+ gl_support_stenciltwoside = false;
if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false))
Sys_Error("OpenGL 1.1.0 functions not found\n");
- Con_DPrintf ("GL_VENDOR: %s\n", gl_vendor);
- Con_DPrintf ("GL_RENDERER: %s\n", gl_renderer);
- Con_DPrintf ("GL_VERSION: %s\n", gl_version);
- Con_DPrintf ("GL_EXTENSIONS: %s\n", gl_extensions);
- Con_DPrintf ("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
+ Con_DPrintf("GL_VENDOR: %s\n", gl_vendor);
+ Con_DPrintf("GL_RENDERER: %s\n", gl_renderer);
+ Con_DPrintf("GL_VERSION: %s\n", gl_version);
+ Con_DPrintf("GL_EXTENSIONS: %s\n", gl_extensions);
+ Con_DPrintf("%s_EXTENSIONS: %s\n", gl_platform, gl_platformextensions);
- Con_DPrintf("Checking OpenGL extensions...\n");
+ Con_DPrint("Checking OpenGL extensions...\n");
if (!GL_CheckExtension("glDrawRangeElements", drawrangeelementsfuncs, "-nodrawrangeelements", true))
GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false);
gl_textureshader = GL_CheckExtension("GL_NV_texture_shader", NULL, "-notextureshader", false);
+ gl_support_stenciltwoside = GL_CheckExtension("GL_EXT_stencil_two_side", stenciltwosidefuncs, "-nostenciltwoside", false);
+
// we don't care if it's an extension or not, they are identical functions, so keep it simple in the rendering code
if (qglDrawRangeElements == NULL)
qglDrawRangeElements = qglDrawRangeElementsEXT;
{
cvar_t *c;
float f;
+ static int forcenextframe = false;
// LordHavoc: don't mess with gamma tables if running dedicated
if (cls.state == ca_dedicated)
return;
if (!force
- && vid_usinghwgamma == (vid_allowhwgamma && v_hwgamma.integer)
+ && !forcenextframe
+ && !v_psycho.integer
+ && vid_usinghwgamma == (vid_activewindow && v_hwgamma.integer)
&& v_gamma.value == cachegamma
&& v_contrast.value == cachecontrast
&& v_brightness.value == cachebrightness
&& cachewhite[1] == v_color_white_g.value
&& cachewhite[2] == v_color_white_b.value)
return;
+
+ forcenextframe = false;
- if (vid_allowhwgamma && v_hwgamma.integer)
+ if (vid_activewindow && v_hwgamma.integer)
{
if (!vid_usinghwgamma)
{
BuildGammaTable16(1.0f, cachegamma, cachecontrast, cachebrightness, vid_gammaramps + 512);
}
+ // LordHavoc: this code came from Ben Winslow and Zinx Verituse, I have
+ // immensely butchered it to work with variable framerates and fit in with
+ // the rest of darkplaces.
+ if (v_psycho.integer)
+ {
+ int x, y;
+ float t;
+ static float n[3], nd[3], nt[3];
+ static int init = true;
+ unsigned short *ramp;
+ forcenextframe = true;
+ if (init)
+ {
+ init = false;
+ for (x = 0;x < 3;x++)
+ {
+ n[x] = lhrandom(0, 1);
+ nd[x] = (rand()&1)?-0.25:0.25;
+ nt[x] = lhrandom(1, 8.2);
+ }
+ }
+
+ for (x = 0;x < 3;x++)
+ {
+ nt[x] -= host_realframetime;
+ if (nt[x] < 0)
+ {
+ nd[x] = -nd[x];
+ nt[x] += lhrandom(1, 8.2);
+ }
+ n[x] += nd[x] * host_realframetime;
+ n[x] -= floor(n[x]);
+ }
+
+ for (x = 0, ramp = vid_gammaramps;x < 3;x++)
+ for (y = 0, t = n[x] - 0.75f;y < 256;y++, t += 0.75f * (2.0f / 256.0f))
+ *ramp++ = cos(t*(M_PI*2.0)) * 32767.0f + 32767.0f;
+ }
+
Cvar_SetValueQuick(&vid_hardwaregammasupported, VID_SetGamma(vid_gammaramps));
}
else
Cvar_RegisterVariable(&v_color_white_b);
Cvar_RegisterVariable(&v_hwgamma);
+
+ Cvar_RegisterVariable(&v_psycho);
Cvar_RegisterVariable(&vid_fullscreen);
Cvar_RegisterVariable(&vid_width);
int current_vid_width;
int current_vid_height;
int current_vid_bitsperpixel;
-extern int VID_InitMode (int fullscreen, int width, int height, int bpp);
int VID_Mode(int fullscreen, int width, int height, int bpp)
{
Con_Printf("Video: %s %dx%dx%d\n", fullscreen ? "fullscreen" : "window", width, height, bpp);
VID_Close();
if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer))
{
- Con_Printf("Video mode change failed\n");
+ Con_Print("Video mode change failed\n");
if (!VID_Mode(current_vid_fullscreen, current_vid_width, current_vid_height, current_vid_bitsperpixel))
Sys_Error("Unable to restore to last working video mode\n");
}
void VID_Open(void)
{
- int i, width, height;
+ int i, width, height, success;
if (vid_commandlinecheck)
{
// interpret command-line parameters
vid_commandlinecheck = false;
- if ((i = COM_CheckParm("-window")) != 0)
+ if (COM_CheckParm("-window") || COM_CheckParm("-safe"))
Cvar_SetValueQuick(&vid_fullscreen, false);
- if ((i = COM_CheckParm("-fullscreen")) != 0)
+ if (COM_CheckParm("-fullscreen"))
Cvar_SetValueQuick(&vid_fullscreen, true);
width = 0;
height = 0;
Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
}
- Con_DPrintf("Starting video system\n");
- if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer))
+ Con_DPrint("Starting video system\n");
+ success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer);
+ if (!success)
{
- Con_Printf("Desired video mode fail, trying fallbacks...\n");
- if (vid_fullscreen.integer)
- {
- if (!VID_Mode(true, 640, 480, 16))
- if (!VID_Mode(false, 640, 480, 16))
- Sys_Error("Video modes failed\n");
- }
- else
- Sys_Error("Windowed video failed\n");
+ Con_Print("Desired video mode fail, trying fallbacks...\n");
+ if (!success && vid_bitsperpixel.integer > 16)
+ success = VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, 16);
+ if (!success && (vid_width.integer > 640 || vid_height.integer > 480))
+ success = VID_Mode(vid_fullscreen.integer, 640, 480, 16);
+ if (!success && vid_fullscreen.integer)
+ success = VID_Mode(false, 640, 480, 16);
+ if (!success)
+ Sys_Error("Video modes failed\n");
}
VID_OpenSystems();
}