qboolean isG200 = false; // LordHavoc: the Matrox G200 can't do per pixel alpha, and it uses a D3D driver for GL... ugh...
qboolean isRagePro = false; // LordHavoc: the ATI Rage Pro has limitations with per pixel alpha (the color scaler does not apply to per pixel alpha images...), although not as bad as a G200.
-// LordHavoc: GL_ARB_multitexture support
+// GL_ARB_multitexture
int gl_textureunits = 0;
-// LordHavoc: GL_ARB_texture_env_combine or GL_EXT_texture_env_combine support
+// GL_ARB_texture_env_combine or GL_EXT_texture_env_combine
int gl_combine_extension = false;
-// LordHavoc: GL_EXT_compiled_vertex_array support
+// GL_EXT_compiled_vertex_array
int gl_supportslockarrays = false;
-// LordHavoc: GLX_SGI_video_sync and WGL_EXT_swap_control
+// GLX_SGI_video_sync or WGL_EXT_swap_control
int gl_videosyncavailable = false;
-// indicates that stencil is available
+// stencil available
int gl_stencil = false;
+// 3D textures available
+int gl_texture3d = false;
+// GL_ARB_texture_cubemap
+int gl_texturecubemap = false;
+// GL_ARB_texture_env_dot3
+int gl_dot3arb = false;
// LordHavoc: if window is hidden, don't update screen
int vid_hidden = true;
void (GLAPIENTRY *qglDepthFunc)(GLenum func);
void (GLAPIENTRY *qglDepthMask)(GLboolean flag);
void (GLAPIENTRY *qglDepthRange)(GLclampd near_val, GLclampd far_val);
+void (GLAPIENTRY *qglColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
void (GLAPIENTRY *qglDrawRangeElements)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
void (GLAPIENTRY *qglDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
void (GLAPIENTRY *qglTexCoordPointer)(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
void (GLAPIENTRY *qglArrayElement)(GLint i);
-void (GLAPIENTRY *qglColor4ub)(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha);
+void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
void (GLAPIENTRY *qglStencilOp)(GLenum fail, GLenum zfail, GLenum zpass);
void (GLAPIENTRY *qglClearStencil)(GLint s);
-//void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
+void (GLAPIENTRY *qglTexEnvf)(GLenum target, GLenum pname, GLfloat param);
void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
-
-//void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
+void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
+void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
-void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
-void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
-void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures);
+void (GLAPIENTRY *qglBindTexture)(GLenum target, GLuint texture);
+void (GLAPIENTRY *qglPrioritizeTextures)(GLsizei n, const GLuint *textures, const GLclampf *priorities);
+GLboolean (GLAPIENTRY *qglAreTexturesResident)(GLsizei n, const GLuint *textures, GLboolean *residences);
+GLboolean (GLAPIENTRY *qglIsTexture)(GLuint texture);
void (GLAPIENTRY *qglPixelStoref)(GLenum pname, GLfloat param);
void (GLAPIENTRY *qglPixelStorei)(GLenum pname, GLint param);
+void (GLAPIENTRY *qglTexImage1D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglTexImage2D)(GLenum target, GLint level, GLint internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglCopyTexImage1D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLint border);
+void (GLAPIENTRY *qglCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
+void (GLAPIENTRY *qglCopyTexSubImage1D)(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
+void (GLAPIENTRY *qglCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
+
+
void (GLAPIENTRY *qglDrawRangeElementsEXT)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const GLvoid *indices);
//void (GLAPIENTRY *qglColorTableEXT)(int, int, int, int, int, const void *);
+void (GLAPIENTRY *qglTexImage3D)(GLenum target, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels);
+void (GLAPIENTRY *qglCopyTexSubImage3D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
+
+void (GLAPIENTRY *qglScissor)(GLint x, GLint y, GLsizei width, GLsizei height);
+
+void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
+
int GL_CheckExtension(const char *name, const gl_extensionfunctionlist_t *funcs, const char *disableparm, int silent)
{
int failed = false;
{"glDepthMask", (void **) &qglDepthMask},
{"glDepthRange", (void **) &qglDepthRange},
{"glDrawElements", (void **) &qglDrawElements},
+ {"glColorMask", (void **) &qglColorMask},
{"glVertexPointer", (void **) &qglVertexPointer},
// {"glNormalPointer", (void **) &qglNormalPointer},
{"glColorPointer", (void **) &qglColorPointer},
{"glTexCoordPointer", (void **) &qglTexCoordPointer},
{"glArrayElement", (void **) &qglArrayElement},
- {"glColor4ub", (void **) &qglColor4ub},
+ {"glColor4f", (void **) &qglColor4f},
{"glTexCoord2f", (void **) &qglTexCoord2f},
{"glVertex2f", (void **) &qglVertex2f},
{"glVertex3f", (void **) &qglVertex3f},
{"glStencilMask", (void **) &qglStencilMask},
{"glStencilOp", (void **) &qglStencilOp},
{"glClearStencil", (void **) &qglClearStencil},
-// {"glTexEnvf", (void **) &qglTexEnvf},
+ {"glTexEnvf", (void **) &qglTexEnvf},
{"glTexEnvi", (void **) &qglTexEnvi},
-// {"glTexParameterf", (void **) &qglTexParameterf},
+ {"glTexParameterf", (void **) &qglTexParameterf},
+ {"glTexParameterfv", (void **) &qglTexParameterfv},
{"glTexParameteri", (void **) &qglTexParameteri},
+ {"glPixelStoref", (void **) &qglPixelStoref},
+ {"glPixelStorei", (void **) &qglPixelStorei},
+ {"glGenTextures", (void **) &qglGenTextures},
+ {"glDeleteTextures", (void **) &qglDeleteTextures},
{"glBindTexture", (void **) &qglBindTexture},
+ {"glPrioritizeTextures", (void **) &qglPrioritizeTextures},
+ {"glAreTexturesResident", (void **) &qglAreTexturesResident},
+ {"glIsTexture", (void **) &qglIsTexture},
+ {"glTexImage1D", (void **) &qglTexImage1D},
{"glTexImage2D", (void **) &qglTexImage2D},
+ {"glTexSubImage1D", (void **) &qglTexSubImage1D},
{"glTexSubImage2D", (void **) &qglTexSubImage2D},
- {"glDeleteTextures", (void **) &qglDeleteTextures},
- {"glPixelStoref", (void **) &qglPixelStoref},
- {"glPixelStorei", (void **) &qglPixelStorei},
+ {"glCopyTexImage1D", (void **) &qglCopyTexImage1D},
+ {"glCopyTexImage2D", (void **) &qglCopyTexImage2D},
+ {"glCopyTexSubImage1D", (void **) &qglCopyTexSubImage1D},
+ {"glCopyTexSubImage2D", (void **) &qglCopyTexSubImage2D},
+ {"glScissor", (void **) &qglScissor},
+ {"glPolygonOffset", (void **) &qglPolygonOffset},
{NULL, NULL}
};
{NULL, NULL}
};
+static gl_extensionfunctionlist_t texture3dextfuncs[] =
+{
+ {"glTexImage3DEXT", (void **) &qglTexImage3D},
+ {"glTexSubImage3DEXT", (void **) &qglTexSubImage3D},
+ {"glCopyTexSubImage3DEXT", (void **) &qglCopyTexSubImage3D},
+ {NULL, NULL}
+};
+
void VID_CheckExtensions(void)
{
+ gl_stencil = vid_stencil.integer;
gl_combine_extension = false;
+ gl_dot3arb = false;
gl_supportslockarrays = false;
gl_textureunits = 1;
if (GL_CheckExtension("GL_ARB_multitexture", multitexturefuncs, "-nomtex", false))
{
qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_textureunits);
- if (gl_textureunits > 1)
- gl_combine_extension = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false);
- else
- {
- Con_Printf("GL_ARB_multitexture with less than 2 units? - BROKEN DRIVER!\n");
- gl_textureunits = 1; // for sanity sake, make sure it's not 0
- }
+ gl_combine_extension = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false);
+ if (gl_combine_extension)
+ gl_dot3arb = GL_CheckExtension("GL_ARB_texture_env_dot3", NULL, "-nodot3", false);
}
+ gl_texture3d = GL_CheckExtension("GL_EXT_texture3D", texture3dextfuncs, "-notexture3d", false);
+ gl_texturecubemap = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false);
gl_supportslockarrays = GL_CheckExtension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva", false);
// we don't care if it's an extension or not, they are identical functions, so keep it simple in the rendering code
void VID_Shared_Init(void)
{
- int i;
-
Cvar_RegisterVariable(&vid_fullscreen);
Cvar_RegisterVariable(&vid_width);
Cvar_RegisterVariable(&vid_height);
Cvar_RegisterVariable(&m_filter);
Cmd_AddCommand("force_centerview", Force_CenterView_f);
Cmd_AddCommand("vid_restart", VID_Restart_f);
-
-// interpret command-line parameters
- if ((i = COM_CheckParm("-window")) != 0)
- Cvar_SetValueQuick(&vid_fullscreen, false);
- if ((i = COM_CheckParm("-fullscreen")) != 0)
- Cvar_SetValueQuick(&vid_fullscreen, true);
- if ((i = COM_CheckParm("-width")) != 0)
- Cvar_SetQuick(&vid_width, com_argv[i+1]);
- if ((i = COM_CheckParm("-height")) != 0)
- Cvar_SetQuick(&vid_height, com_argv[i+1]);
- if ((i = COM_CheckParm("-bpp")) != 0)
- Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
- if ((i = COM_CheckParm("-nostencil")) != 0)
- Cvar_SetValueQuick(&vid_stencil, 0);
- if ((i = COM_CheckParm("-stencil")) != 0)
- Cvar_SetValueQuick(&vid_stencil, 1);
}
int current_vid_fullscreen;
VID_OpenSystems();
}
+int vid_commandlinecheck = true;
void VID_Open(void)
{
+ int i;
+ if (vid_commandlinecheck)
+ {
+ // interpret command-line parameters
+ vid_commandlinecheck = false;
+ if ((i = COM_CheckParm("-window")) != 0)
+ Cvar_SetValueQuick(&vid_fullscreen, false);
+ if ((i = COM_CheckParm("-fullscreen")) != 0)
+ Cvar_SetValueQuick(&vid_fullscreen, true);
+ if ((i = COM_CheckParm("-width")) != 0)
+ Cvar_SetQuick(&vid_width, com_argv[i+1]);
+ if ((i = COM_CheckParm("-height")) != 0)
+ Cvar_SetQuick(&vid_height, com_argv[i+1]);
+ if ((i = COM_CheckParm("-bpp")) != 0)
+ Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
+ if ((i = COM_CheckParm("-nostencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 0);
+ if ((i = COM_CheckParm("-stencil")) != 0)
+ Cvar_SetValueQuick(&vid_stencil, 1);
+ }
+
Con_Printf("Starting video system\n");
if (!VID_Mode(vid_fullscreen.integer, vid_width.integer, vid_height.integer, vid_bitsperpixel.integer, vid_stencil.integer))
{