float in_mouse_x, in_mouse_y;
// GL_ARB_multitexture
-int gl_textureunits = 0;
+int gl_textureunits = 1;
// GL_ARB_texture_env_combine or GL_EXT_texture_env_combine
int gl_combine_extension = false;
// GL_EXT_compiled_vertex_array
int gl_dot3arb = false;
// GL_SGIS_texture_edge_clamp
int gl_support_clamptoedge = false;
-// GL_NV_vertex_array_range
-int gl_support_var = false;
-// GL_NV_vertex_array_range2
-int gl_support_var2 = false;
// GL_EXT_texture_filter_anisotropic
int gl_support_anisotropy = false;
+int gl_max_anisotropy = 1;
// GL_NV_texture_shader
int gl_textureshader = false;
// GL_EXT_stencil_two_side
int gl_support_stenciltwoside = false;
+// GL_ARB_shader_objects
+int gl_support_shader_objects = false;
+// GL_ARB_shading_language_100
+int gl_support_shading_language_100 = false;
+// GL_ARB_vertex_shader
+int gl_support_vertex_shader = false;
+// GL_ARB_fragment_shader
+int gl_support_fragment_shader = false;
// LordHavoc: if window is hidden, don't update screen
int vid_hidden = true;
cvar_t vid_height = {CVAR_SAVE, "vid_height", "480"};
cvar_t vid_bitsperpixel = {CVAR_SAVE, "vid_bitsperpixel", "32"};
+cvar_t vid_vsync = {CVAR_SAVE, "vid_vsync", "1"};
cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1"};
cvar_t gl_combine = {CVAR_SAVE, "gl_combine", "1"};
+cvar_t gl_finish = {0, "gl_finish", "0"};
cvar_t in_pitch_min = {0, "in_pitch_min", "-70"};
cvar_t in_pitch_max = {0, "in_pitch_max", "80"};
void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
+void (GLAPIENTRY *qglDeleteObjectARB)(GLhandleARB obj);
+GLhandleARB (GLAPIENTRY *qglGetHandleARB)(GLenum pname);
+void (GLAPIENTRY *qglDetachObjectARB)(GLhandleARB containerObj, GLhandleARB attachedObj);
+GLhandleARB (GLAPIENTRY *qglCreateShaderObjectARB)(GLenum shaderType);
+void (GLAPIENTRY *qglShaderSourceARB)(GLhandleARB shaderObj, GLsizei count, const GLcharARB **string, const GLint *length);
+void (GLAPIENTRY *qglCompileShaderARB)(GLhandleARB shaderObj);
+GLhandleARB (GLAPIENTRY *qglCreateProgramObjectARB)(void);
+void (GLAPIENTRY *qglAttachObjectARB)(GLhandleARB containerObj, GLhandleARB obj);
+void (GLAPIENTRY *qglLinkProgramARB)(GLhandleARB programObj);
+void (GLAPIENTRY *qglUseProgramObjectARB)(GLhandleARB programObj);
+void (GLAPIENTRY *qglValidateProgramARB)(GLhandleARB programObj);
+void (GLAPIENTRY *qglUniform1fARB)(GLint location, GLfloat v0);
+void (GLAPIENTRY *qglUniform2fARB)(GLint location, GLfloat v0, GLfloat v1);
+void (GLAPIENTRY *qglUniform3fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
+void (GLAPIENTRY *qglUniform4fARB)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
+void (GLAPIENTRY *qglUniform1iARB)(GLint location, GLint v0);
+void (GLAPIENTRY *qglUniform2iARB)(GLint location, GLint v0, GLint v1);
+void (GLAPIENTRY *qglUniform3iARB)(GLint location, GLint v0, GLint v1, GLint v2);
+void (GLAPIENTRY *qglUniform4iARB)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
+void (GLAPIENTRY *qglUniform1fvARB)(GLint location, GLsizei count, const GLfloat *value);
+void (GLAPIENTRY *qglUniform2fvARB)(GLint location, GLsizei count, const GLfloat *value);
+void (GLAPIENTRY *qglUniform3fvARB)(GLint location, GLsizei count, const GLfloat *value);
+void (GLAPIENTRY *qglUniform4fvARB)(GLint location, GLsizei count, const GLfloat *value);
+void (GLAPIENTRY *qglUniform1ivARB)(GLint location, GLsizei count, const GLint *value);
+void (GLAPIENTRY *qglUniform2ivARB)(GLint location, GLsizei count, const GLint *value);
+void (GLAPIENTRY *qglUniform3ivARB)(GLint location, GLsizei count, const GLint *value);
+void (GLAPIENTRY *qglUniform4ivARB)(GLint location, GLsizei count, const GLint *value);
+void (GLAPIENTRY *qglUniformMatrix2fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
+void (GLAPIENTRY *qglUniformMatrix3fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
+void (GLAPIENTRY *qglUniformMatrix4fvARB)(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
+void (GLAPIENTRY *qglGetObjectParameterfvARB)(GLhandleARB obj, GLenum pname, GLfloat *params);
+void (GLAPIENTRY *qglGetObjectParameterivARB)(GLhandleARB obj, GLenum pname, GLint *params);
+void (GLAPIENTRY *qglGetInfoLogARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
+void (GLAPIENTRY *qglGetAttachedObjectsARB)(GLhandleARB containerObj, GLsizei maxCount, GLsizei *count, GLhandleARB *obj);
+GLint (GLAPIENTRY *qglGetUniformLocationARB)(GLhandleARB programObj, const GLcharARB *name);
+void (GLAPIENTRY *qglGetActiveUniformARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
+void (GLAPIENTRY *qglGetUniformfvARB)(GLhandleARB programObj, GLint location, GLfloat *params);
+void (GLAPIENTRY *qglGetUniformivARB)(GLhandleARB programObj, GLint location, GLint *params);
+void (GLAPIENTRY *qglGetShaderSourceARB)(GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *source);
+
+//void (GLAPIENTRY *qglVertexAttrib1fARB)(GLuint index, GLfloat v0);
+//void (GLAPIENTRY *qglVertexAttrib1sARB)(GLuint index, GLshort v0);
+//void (GLAPIENTRY *qglVertexAttrib1dARB)(GLuint index, GLdouble v0);
+//void (GLAPIENTRY *qglVertexAttrib2fARB)(GLuint index, GLfloat v0, GLfloat v1);
+//void (GLAPIENTRY *qglVertexAttrib2sARB)(GLuint index, GLshort v0, GLshort v1);
+//void (GLAPIENTRY *qglVertexAttrib2dARB)(GLuint index, GLdouble v0, GLdouble v1);
+//void (GLAPIENTRY *qglVertexAttrib3fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
+//void (GLAPIENTRY *qglVertexAttrib3sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2);
+//void (GLAPIENTRY *qglVertexAttrib3dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
+//void (GLAPIENTRY *qglVertexAttrib4fARB)(GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
+//void (GLAPIENTRY *qglVertexAttrib4sARB)(GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
+//void (GLAPIENTRY *qglVertexAttrib4dARB)(GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
+//void (GLAPIENTRY *qglVertexAttrib4NubARB)(GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
+//void (GLAPIENTRY *qglVertexAttrib1fvARB)(GLuint index, const GLfloat *v);
+//void (GLAPIENTRY *qglVertexAttrib1svARB)(GLuint index, const GLshort *v);
+//void (GLAPIENTRY *qglVertexAttrib1dvARB)(GLuint index, const GLdouble *v);
+//void (GLAPIENTRY *qglVertexAttrib2fvARB)(GLuint index, const GLfloat *v);
+//void (GLAPIENTRY *qglVertexAttrib2svARB)(GLuint index, const GLshort *v);
+//void (GLAPIENTRY *qglVertexAttrib2dvARB)(GLuint index, const GLdouble *v);
+//void (GLAPIENTRY *qglVertexAttrib3fvARB)(GLuint index, const GLfloat *v);
+//void (GLAPIENTRY *qglVertexAttrib3svARB)(GLuint index, const GLshort *v);
+//void (GLAPIENTRY *qglVertexAttrib3dvARB)(GLuint index, const GLdouble *v);
+//void (GLAPIENTRY *qglVertexAttrib4fvARB)(GLuint index, const GLfloat *v);
+//void (GLAPIENTRY *qglVertexAttrib4svARB)(GLuint index, const GLshort *v);
+//void (GLAPIENTRY *qglVertexAttrib4dvARB)(GLuint index, const GLdouble *v);
+//void (GLAPIENTRY *qglVertexAttrib4ivARB)(GLuint index, const GLint *v);
+//void (GLAPIENTRY *qglVertexAttrib4bvARB)(GLuint index, const GLbyte *v);
+//void (GLAPIENTRY *qglVertexAttrib4ubvARB)(GLuint index, const GLubyte *v);
+//void (GLAPIENTRY *qglVertexAttrib4usvARB)(GLuint index, const GLushort *v);
+//void (GLAPIENTRY *qglVertexAttrib4uivARB)(GLuint index, const GLuint *v);
+//void (GLAPIENTRY *qglVertexAttrib4NbvARB)(GLuint index, const GLbyte *v);
+//void (GLAPIENTRY *qglVertexAttrib4NsvARB)(GLuint index, const GLshort *v);
+//void (GLAPIENTRY *qglVertexAttrib4NivARB)(GLuint index, const GLint *v);
+//void (GLAPIENTRY *qglVertexAttrib4NubvARB)(GLuint index, const GLubyte *v);
+//void (GLAPIENTRY *qglVertexAttrib4NusvARB)(GLuint index, const GLushort *v);
+//void (GLAPIENTRY *qglVertexAttrib4NuivARB)(GLuint index, const GLuint *v);
+void (GLAPIENTRY *qglVertexAttribPointerARB)(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const GLvoid *pointer);
+void (GLAPIENTRY *qglEnableVertexAttribArrayARB)(GLuint index);
+void (GLAPIENTRY *qglDisableVertexAttribArrayARB)(GLuint index);
+void (GLAPIENTRY *qglBindAttribLocationARB)(GLhandleARB programObj, GLuint index, const GLcharARB *name);
+void (GLAPIENTRY *qglGetActiveAttribARB)(GLhandleARB programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
+GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLcharARB *name);
+//void (GLAPIENTRY *qglGetVertexAttribdvARB)(GLuint index, GLenum pname, GLdouble *params);
+//void (GLAPIENTRY *qglGetVertexAttribfvARB)(GLuint index, GLenum pname, GLfloat *params);
+//void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params);
+//void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer);
+
int GL_CheckExtension(const char *name, const dllfunction_t *funcs, const char *disableparm, int silent)
{
int failed = false;
{NULL, NULL}
};
-static dllfunction_t glxvarfuncs[] =
+static dllfunction_t stenciltwosidefuncs[] =
{
- {"glXAllocateMemoryNV", (void **) &qglAllocateMemoryNV},
- {"glXFreeMemoryNV", (void **) &qglFreeMemoryNV},
- {"glVertexArrayRangeNV", (void **) &qglVertexArrayRangeNV},
- {"glFlushVertexArrayRangeNV", (void **) &qglFlushVertexArrayRangeNV},
+ {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT},
{NULL, NULL}
};
-static dllfunction_t wglvarfuncs[] =
+static dllfunction_t shaderobjectsfuncs[] =
{
- {"wglAllocateMemoryNV", (void **) &qglAllocateMemoryNV},
- {"wglFreeMemoryNV", (void **) &qglFreeMemoryNV},
- {"glVertexArrayRangeNV", (void **) &qglVertexArrayRangeNV},
- {"glFlushVertexArrayRangeNV", (void **) &qglFlushVertexArrayRangeNV},
+ {"glDeleteObjectARB", (void **) &qglDeleteObjectARB},
+ {"glGetHandleARB", (void **) &qglGetHandleARB},
+ {"glDetachObjectARB", (void **) &qglDetachObjectARB},
+ {"glCreateShaderObjectARB", (void **) &qglCreateShaderObjectARB},
+ {"glShaderSourceARB", (void **) &qglShaderSourceARB},
+ {"glCompileShaderARB", (void **) &qglCompileShaderARB},
+ {"glCreateProgramObjectARB", (void **) &qglCreateProgramObjectARB},
+ {"glAttachObjectARB", (void **) &qglAttachObjectARB},
+ {"glLinkProgramARB", (void **) &qglLinkProgramARB},
+ {"glUseProgramObjectARB", (void **) &qglUseProgramObjectARB},
+ {"glValidateProgramARB", (void **) &qglValidateProgramARB},
+ {"glUniform1fARB", (void **) &qglUniform1fARB},
+ {"glUniform2fARB", (void **) &qglUniform2fARB},
+ {"glUniform3fARB", (void **) &qglUniform3fARB},
+ {"glUniform4fARB", (void **) &qglUniform4fARB},
+ {"glUniform1iARB", (void **) &qglUniform1iARB},
+ {"glUniform2iARB", (void **) &qglUniform2iARB},
+ {"glUniform3iARB", (void **) &qglUniform3iARB},
+ {"glUniform4iARB", (void **) &qglUniform4iARB},
+ {"glUniform1fvARB", (void **) &qglUniform1fvARB},
+ {"glUniform2fvARB", (void **) &qglUniform2fvARB},
+ {"glUniform3fvARB", (void **) &qglUniform3fvARB},
+ {"glUniform4fvARB", (void **) &qglUniform4fvARB},
+ {"glUniform1ivARB", (void **) &qglUniform1ivARB},
+ {"glUniform2ivARB", (void **) &qglUniform2ivARB},
+ {"glUniform3ivARB", (void **) &qglUniform3ivARB},
+ {"glUniform4ivARB", (void **) &qglUniform4ivARB},
+ {"glUniformMatrix2fvARB", (void **) &qglUniformMatrix2fvARB},
+ {"glUniformMatrix3fvARB", (void **) &qglUniformMatrix3fvARB},
+ {"glUniformMatrix4fvARB", (void **) &qglUniformMatrix4fvARB},
+ {"glGetObjectParameterfvARB", (void **) &qglGetObjectParameterfvARB},
+ {"glGetObjectParameterivARB", (void **) &qglGetObjectParameterivARB},
+ {"glGetInfoLogARB", (void **) &qglGetInfoLogARB},
+ {"glGetAttachedObjectsARB", (void **) &qglGetAttachedObjectsARB},
+ {"glGetUniformLocationARB", (void **) &qglGetUniformLocationARB},
+ {"glGetActiveUniformARB", (void **) &qglGetActiveUniformARB},
+ {"glGetUniformfvARB", (void **) &qglGetUniformfvARB},
+ {"glGetUniformivARB", (void **) &qglGetUniformivARB},
+ {"glGetShaderSourceARB", (void **) &qglGetShaderSourceARB},
{NULL, NULL}
};
-static dllfunction_t stenciltwosidefuncs[] =
+static dllfunction_t vertexshaderfuncs[] =
{
- {"glActiveStencilFaceEXT", (void **) &qglActiveStencilFaceEXT},
+// {"glVertexAttrib1fARB", (void **) &qglVertexAttrib1fARB},
+// {"glVertexAttrib1sARB", (void **) &qglVertexAttrib1sARB},
+// {"glVertexAttrib1dARB", (void **) &qglVertexAttrib1dARB},
+// {"glVertexAttrib2fARB", (void **) &qglVertexAttrib2fARB},
+// {"glVertexAttrib2sARB", (void **) &qglVertexAttrib2sARB},
+// {"glVertexAttrib2dARB", (void **) &qglVertexAttrib2dARB},
+// {"glVertexAttrib3fARB", (void **) &qglVertexAttrib3fARB},
+// {"glVertexAttrib3sARB", (void **) &qglVertexAttrib3sARB},
+// {"glVertexAttrib3dARB", (void **) &qglVertexAttrib3dARB},
+// {"glVertexAttrib4fARB", (void **) &qglVertexAttrib4fARB},
+// {"glVertexAttrib4sARB", (void **) &qglVertexAttrib4sARB},
+// {"glVertexAttrib4dARB", (void **) &qglVertexAttrib4dARB},
+// {"glVertexAttrib4NubARB", (void **) &qglVertexAttrib4NubARB},
+// {"glVertexAttrib1fvARB", (void **) &qglVertexAttrib1fvARB},
+// {"glVertexAttrib1svARB", (void **) &qglVertexAttrib1svARB},
+// {"glVertexAttrib1dvARB", (void **) &qglVertexAttrib1dvARB},
+// {"glVertexAttrib2fvARB", (void **) &qglVertexAttrib1fvARB},
+// {"glVertexAttrib2svARB", (void **) &qglVertexAttrib1svARB},
+// {"glVertexAttrib2dvARB", (void **) &qglVertexAttrib1dvARB},
+// {"glVertexAttrib3fvARB", (void **) &qglVertexAttrib1fvARB},
+// {"glVertexAttrib3svARB", (void **) &qglVertexAttrib1svARB},
+// {"glVertexAttrib3dvARB", (void **) &qglVertexAttrib1dvARB},
+// {"glVertexAttrib4fvARB", (void **) &qglVertexAttrib1fvARB},
+// {"glVertexAttrib4svARB", (void **) &qglVertexAttrib1svARB},
+// {"glVertexAttrib4dvARB", (void **) &qglVertexAttrib1dvARB},
+// {"glVertexAttrib4ivARB", (void **) &qglVertexAttrib1ivARB},
+// {"glVertexAttrib4bvARB", (void **) &qglVertexAttrib1bvARB},
+// {"glVertexAttrib4ubvARB", (void **) &qglVertexAttrib1ubvARB},
+// {"glVertexAttrib4usvARB", (void **) &qglVertexAttrib1usvARB},
+// {"glVertexAttrib4uivARB", (void **) &qglVertexAttrib1uivARB},
+// {"glVertexAttrib4NbvARB", (void **) &qglVertexAttrib1NbvARB},
+// {"glVertexAttrib4NsvARB", (void **) &qglVertexAttrib1NsvARB},
+// {"glVertexAttrib4NivARB", (void **) &qglVertexAttrib1NivARB},
+// {"glVertexAttrib4NubvARB", (void **) &qglVertexAttrib1NubvARB},
+// {"glVertexAttrib4NusvARB", (void **) &qglVertexAttrib1NusvARB},
+// {"glVertexAttrib4NuivARB", (void **) &qglVertexAttrib1NuivARB},
+ {"glVertexAttribPointerARB", (void **) &qglVertexAttribPointerARB},
+ {"glEnableVertexAttribArrayARB", (void **) &qglEnableVertexAttribArrayARB},
+ {"glDisableVertexAttribArrayARB", (void **) &qglDisableVertexAttribArrayARB},
+ {"glBindAttribLocationARB", (void **) &qglBindAttribLocationARB},
+ {"glGetActiveAttribARB", (void **) &qglGetActiveAttribARB},
+ {"glGetAttribLocationARB", (void **) &qglGetAttribLocationARB},
+// {"glGetVertexAttribdvARB", (void **) &qglGetVertexAttribdvARB},
+// {"glGetVertexAttribfvARB", (void **) &qglGetVertexAttribfvARB},
+// {"glGetVertexAttribivARB", (void **) &qglGetVertexAttribivARB},
+// {"glGetVertexAttribPointervARB", (void **) &qglGetVertexAttribPointervARB},
{NULL, NULL}
};
void VID_CheckExtensions(void)
{
gl_stencil = vid_bitsperpixel.integer == 32;
+
+ // reset all the gl extension variables here
+ // this should match the declarations
+ gl_textureunits = 1;
gl_combine_extension = false;
- gl_dot3arb = false;
gl_supportslockarrays = false;
- gl_textureunits = 1;
+ gl_texture3d = false;
+ gl_texturecubemap = false;
+ gl_dot3arb = false;
gl_support_clamptoedge = false;
- gl_support_var = false;
- gl_support_var2 = false;
+ gl_support_anisotropy = false;
+ gl_max_anisotropy = 1;
+ gl_textureshader = false;
gl_support_stenciltwoside = false;
+ gl_support_shader_objects = false;
+ gl_support_shading_language_100 = false;
+ gl_support_vertex_shader = false;
+ gl_support_fragment_shader = false;
if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false))
Sys_Error("OpenGL 1.1.0 functions not found\n");
Con_DPrint("Checking OpenGL extensions...\n");
+// COMMANDLINEOPTION: GL: -nodrawrangeelements disables GL_EXT_draw_range_elements (renders faster)
if (!GL_CheckExtension("glDrawRangeElements", drawrangeelementsfuncs, "-nodrawrangeelements", true))
GL_CheckExtension("GL_EXT_draw_range_elements", drawrangeelementsextfuncs, "-nodrawrangeelements", false);
+// COMMANDLINEOPTION: GL: -nomtex disables GL_ARB_multitexture (required for faster map rendering)
if (GL_CheckExtension("GL_ARB_multitexture", multitexturefuncs, "-nomtex", false))
{
qglGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_textureunits);
+// COMMANDLINEOPTION: GL: -nocombine disables GL_ARB_texture_env_combine or GL_EXT_texture_env_combine (required for bumpmapping and faster map rendering)
gl_combine_extension = GL_CheckExtension("GL_ARB_texture_env_combine", NULL, "-nocombine", false) || GL_CheckExtension("GL_EXT_texture_env_combine", NULL, "-nocombine", false);
+// COMMANDLINEOPTION: GL: -nodot3 disables GL_ARB_texture_env_dot3 (required for bumpmapping)
if (gl_combine_extension)
gl_dot3arb = GL_CheckExtension("GL_ARB_texture_env_dot3", NULL, "-nodot3", false);
}
+// COMMANDLINEOPTION: GL: -notexture3d disables GL_EXT_texture3D (required for spherical lights, otherwise they render as a column)
gl_texture3d = GL_CheckExtension("GL_EXT_texture3D", texture3dextfuncs, "-notexture3d", false);
+// COMMANDLINEOPTION: GL: -nocubemap disables GL_ARB_texture_cube_map (required for bumpmapping)
gl_texturecubemap = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false);
+// COMMANDLINEOPTION: GL: -nocva disables GL_EXT_compiled_vertex_array (renders faster)
gl_supportslockarrays = GL_CheckExtension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva", false);
+// COMMANDLINEOPTION: GL: -noedgeclamp disables GL_EXT_texture_edge_clamp or GL_SGIS_texture_edge_clamp (recommended, some cards do not support the other texture clamp method)
gl_support_clamptoedge = GL_CheckExtension("GL_EXT_texture_edge_clamp", NULL, "-noedgeclamp", false) || GL_CheckExtension("GL_SGIS_texture_edge_clamp", NULL, "-noedgeclamp", false);
- if (!strcmp(gl_platform, "GLX"))
- gl_support_var = GL_CheckExtension("GL_NV_vertex_array_range", glxvarfuncs, "-novar", false);
- else if (!strcmp(gl_platform, "WGL"))
- gl_support_var = GL_CheckExtension("GL_NV_vertex_array_range", wglvarfuncs, "-novar", false);
- if (gl_support_var)
- gl_support_var2 = GL_CheckExtension("GL_NV_vertex_array_range2", NULL, "-novar2", false);
-
- gl_support_anisotropy = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", NULL, "-noanisotropy", false);
+// COMMANDLINEOPTION: GL: -noanisotropy disables GL_EXT_texture_filter_anisotropic (allows higher quality texturing)
+ if ((gl_support_anisotropy = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", NULL, "-noanisotropy", false)))
+ qglGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &gl_max_anisotropy);
+// COMMANDLINEOPTION: GL: -notextureshader disables GL_NV_texture_shader (required for the Geforce3 water shader, NVIDIA only)
gl_textureshader = GL_CheckExtension("GL_NV_texture_shader", NULL, "-notextureshader", false);
+// COMMANDLINEOPTION: GL: -nostenciltwoside disables GL_EXT_stencil_two_side (accelerates shadow rendering)
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;
+
+// COMMANDLINEOPTION: GL: -noshaderobjects disables GL_ARB_shader_objects (required for vertex shader and fragment shader)
+// COMMANDLINEOPTION: GL: -noshadinglanguage100 disables GL_ARB_shading_language_100 (required for vertex shader and fragment shader)
+// COMMANDLINEOPTION: GL: -novertexshader disables GL_ARB_vertex_shader (currently unused, allows vertex shader effects)
+// COMMANDLINEOPTION: GL: -nofragmentshader disables GL_ARB_fragment_shader (currently unused, allows pixel shader effects)
+ if ((gl_support_shader_objects = GL_CheckExtension("GL_ARB_shader_objects", shaderobjectsfuncs, "-noshaderobjects", false)))
+ if ((gl_support_shading_language_100 = GL_CheckExtension("GL_ARB_shading_language_100", NULL, "-noshadinglanguage100", false)))
+ if ((gl_support_vertex_shader = GL_CheckExtension("GL_ARB_vertex_shader", vertexshaderfuncs, "-novertexshader", false)))
+ gl_support_fragment_shader = GL_CheckExtension("GL_ARB_fragment_shader", NULL, "-nofragmentshader", false);
}
int vid_vertexarrays_are_var = false;
Cvar_RegisterVariable(&vid_width);
Cvar_RegisterVariable(&vid_height);
Cvar_RegisterVariable(&vid_bitsperpixel);
+ Cvar_RegisterVariable(&vid_vsync);
Cvar_RegisterVariable(&vid_mouse);
Cvar_RegisterVariable(&gl_combine);
+ Cvar_RegisterVariable(&gl_finish);
Cvar_RegisterVariable(&in_pitch_min);
Cvar_RegisterVariable(&in_pitch_max);
Cvar_RegisterVariable(&m_filter);
{
// interpret command-line parameters
vid_commandlinecheck = false;
+// COMMANDLINEOPTION: Video: -window performs +vid_fullscreen 0
if (COM_CheckParm("-window") || COM_CheckParm("-safe"))
Cvar_SetValueQuick(&vid_fullscreen, false);
+// COMMANDLINEOPTION: Video: -fullscreen performs +vid_fullscreen 1
if (COM_CheckParm("-fullscreen"))
Cvar_SetValueQuick(&vid_fullscreen, true);
width = 0;
height = 0;
+// COMMANDLINEOPTION: Video: -width <pixels> performs +vid_width <pixels> and also +vid_height <pixels*3/4> if only -width is specified (example: -width 1024 sets 1024x768 mode)
if ((i = COM_CheckParm("-width")) != 0)
width = atoi(com_argv[i+1]);
+// COMMANDLINEOPTION: Video: -height <pixels> performs +vid_height <pixels> and also +vid_width <pixels*4/3> if only -height is specified (example: -height 768 sets 1024x768 mode)
if ((i = COM_CheckParm("-height")) != 0)
height = atoi(com_argv[i+1]);
if (width == 0)
Cvar_SetValueQuick(&vid_width, width);
if (height)
Cvar_SetValueQuick(&vid_height, height);
+// COMMANDLINEOPTION: Video: -bpp <bits> performs +vid_bitsperpixel <bits> (example -bpp 32 or -bpp 16)
if ((i = COM_CheckParm("-bpp")) != 0)
Cvar_SetQuick(&vid_bitsperpixel, com_argv[i+1]);
}
projects / xonotic / darkplaces.git / blobdiff