Tomaz renamed r_shadow_polygon* cvars to r_shadow_shadow_polygon*

[xonotic/darkplaces.git] / vid_shared.c

diff --git a/vid_shared.c b/vid_shared.c
index e633c50ad9600c20e408b43577d50d256db29b3c..de8bf147b4c0a25c945459886613fa24cf639e20 100644 (file)
--- a/vid_shared.c
+++ b/vid_shared.c
@@ -15,7 +15,7 @@ qboolean in_client_mouse = true;
 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
@@ -38,6 +38,7 @@ int gl_support_var = false;
 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
@@ -124,12 +125,12 @@ void (GLAPIENTRY *qglClearColor)(GLclampf red, GLclampf green, GLclampf blue, GL
 
 void (GLAPIENTRY *qglClear)(GLbitfield mask);
 
-//void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
+void (GLAPIENTRY *qglAlphaFunc)(GLenum func, GLclampf ref);
 void (GLAPIENTRY *qglBlendFunc)(GLenum sfactor, GLenum dfactor);
 void (GLAPIENTRY *qglCullFace)(GLenum mode);
 
-//void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
-//void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
+void (GLAPIENTRY *qglDrawBuffer)(GLenum mode);
+void (GLAPIENTRY *qglReadBuffer)(GLenum mode);
 void (GLAPIENTRY *qglEnable)(GLenum cap);
 void (GLAPIENTRY *qglDisable)(GLenum cap);
 GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
@@ -137,9 +138,9 @@ GLboolean (GLAPIENTRY *qglIsEnabled)(GLenum cap);
 void (GLAPIENTRY *qglEnableClientState)(GLenum cap);
 void (GLAPIENTRY *qglDisableClientState)(GLenum cap);
 
-//void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
-//void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
-//void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
+void (GLAPIENTRY *qglGetBooleanv)(GLenum pname, GLboolean *params);
+void (GLAPIENTRY *qglGetDoublev)(GLenum pname, GLdouble *params);
+void (GLAPIENTRY *qglGetFloatv)(GLenum pname, GLfloat *params);
 void (GLAPIENTRY *qglGetIntegerv)(GLenum pname, GLint *params);
 
 GLenum (GLAPIENTRY *qglGetError)(void);
@@ -174,19 +175,19 @@ void (GLAPIENTRY *qglMatrixMode)(GLenum mode);
 void (GLAPIENTRY *qglOrtho)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 void (GLAPIENTRY *qglFrustum)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble near_val, GLdouble far_val);
 void (GLAPIENTRY *qglViewport)(GLint x, GLint y, GLsizei width, GLsizei height);
-//void (GLAPIENTRY *qglPushMatrix)(void);
-//void (GLAPIENTRY *qglPopMatrix)(void);
+void (GLAPIENTRY *qglPushMatrix)(void);
+void (GLAPIENTRY *qglPopMatrix)(void);
 void (GLAPIENTRY *qglLoadIdentity)(void);
-//void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
+void (GLAPIENTRY *qglLoadMatrixd)(const GLdouble *m);
 void (GLAPIENTRY *qglLoadMatrixf)(const GLfloat *m);
-//void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
-//void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
-//void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
-//void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
-//void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
-//void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
-//void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
-//void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
+void (GLAPIENTRY *qglMultMatrixd)(const GLdouble *m);
+void (GLAPIENTRY *qglMultMatrixf)(const GLfloat *m);
+void (GLAPIENTRY *qglRotated)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
+void (GLAPIENTRY *qglRotatef)(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);
+void (GLAPIENTRY *qglScaled)(GLdouble x, GLdouble y, GLdouble z);
+void (GLAPIENTRY *qglScalef)(GLfloat x, GLfloat y, GLfloat z);
+void (GLAPIENTRY *qglTranslated)(GLdouble x, GLdouble y, GLdouble z);
+void (GLAPIENTRY *qglTranslatef)(GLfloat x, GLfloat y, GLfloat z);
 
 void (GLAPIENTRY *qglReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);
 
@@ -195,11 +196,11 @@ void (GLAPIENTRY *qglStencilMask)(GLuint mask);
 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 *qglTexEnvfv)(GLenum target, GLenum pname, const GLfloat *params);
 void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param);
 void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param);
-//void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
+void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params);
 void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param);
 
 void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures);
@@ -208,7 +209,7 @@ 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 *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);
@@ -280,19 +281,19 @@ static dllfunction_t opengl110funcs[] =
 {
        {"glClearColor", (void **) &qglClearColor},
        {"glClear", (void **) &qglClear},
-//     {"glAlphaFunc", (void **) &qglAlphaFunc},
+       {"glAlphaFunc", (void **) &qglAlphaFunc},
        {"glBlendFunc", (void **) &qglBlendFunc},
        {"glCullFace", (void **) &qglCullFace},
-//     {"glDrawBuffer", (void **) &qglDrawBuffer},
-//     {"glReadBuffer", (void **) &qglReadBuffer},
+       {"glDrawBuffer", (void **) &qglDrawBuffer},
+       {"glReadBuffer", (void **) &qglReadBuffer},
        {"glEnable", (void **) &qglEnable},
        {"glDisable", (void **) &qglDisable},
        {"glIsEnabled", (void **) &qglIsEnabled},
        {"glEnableClientState", (void **) &qglEnableClientState},
        {"glDisableClientState", (void **) &qglDisableClientState},
-//     {"glGetBooleanv", (void **) &qglGetBooleanv},
-//     {"glGetDoublev", (void **) &qglGetDoublev},
-//     {"glGetFloatv", (void **) &qglGetFloatv},
+       {"glGetBooleanv", (void **) &qglGetBooleanv},
+       {"glGetDoublev", (void **) &qglGetDoublev},
+       {"glGetFloatv", (void **) &qglGetFloatv},
        {"glGetIntegerv", (void **) &qglGetIntegerv},
        {"glGetError", (void **) &qglGetError},
        {"glGetString", (void **) &qglGetString},
@@ -320,31 +321,31 @@ static dllfunction_t opengl110funcs[] =
        {"glOrtho", (void **) &qglOrtho},
        {"glFrustum", (void **) &qglFrustum},
        {"glViewport", (void **) &qglViewport},
-//     {"glPushMatrix", (void **) &qglPushMatrix},
-//     {"glPopMatrix", (void **) &qglPopMatrix},
+       {"glPushMatrix", (void **) &qglPushMatrix},
+       {"glPopMatrix", (void **) &qglPopMatrix},
        {"glLoadIdentity", (void **) &qglLoadIdentity},
-//     {"glLoadMatrixd", (void **) &qglLoadMatrixd},
+       {"glLoadMatrixd", (void **) &qglLoadMatrixd},
        {"glLoadMatrixf", (void **) &qglLoadMatrixf},
-//     {"glMultMatrixd", (void **) &qglMultMatrixd},
-//     {"glMultMatrixf", (void **) &qglMultMatrixf},
-//     {"glRotated", (void **) &qglRotated},
-//     {"glRotatef", (void **) &qglRotatef},
-//     {"glScaled", (void **) &qglScaled},
-//     {"glScalef", (void **) &qglScalef},
-//     {"glTranslated", (void **) &qglTranslated},
-//     {"glTranslatef", (void **) &qglTranslatef},
+       {"glMultMatrixd", (void **) &qglMultMatrixd},
+       {"glMultMatrixf", (void **) &qglMultMatrixf},
+       {"glRotated", (void **) &qglRotated},
+       {"glRotatef", (void **) &qglRotatef},
+       {"glScaled", (void **) &qglScaled},
+       {"glScalef", (void **) &qglScalef},
+       {"glTranslated", (void **) &qglTranslated},
+       {"glTranslatef", (void **) &qglTranslatef},
        {"glReadPixels", (void **) &qglReadPixels},
        {"glStencilFunc", (void **) &qglStencilFunc},
        {"glStencilMask", (void **) &qglStencilMask},
        {"glStencilOp", (void **) &qglStencilOp},
        {"glClearStencil", (void **) &qglClearStencil},
-//     {"glTexEnvf", (void **) &qglTexEnvf},
+       {"glTexEnvf", (void **) &qglTexEnvf},
        {"glTexEnvfv", (void **) &qglTexEnvfv},
        {"glTexEnvi", (void **) &qglTexEnvi},
        {"glTexParameterf", (void **) &qglTexParameterf},
-//     {"glTexParameterfv", (void **) &qglTexParameterfv},
+       {"glTexParameterfv", (void **) &qglTexParameterfv},
        {"glTexParameteri", (void **) &qglTexParameteri},
-//     {"glPixelStoref", (void **) &qglPixelStoref},
+       {"glPixelStoref", (void **) &qglPixelStoref},
        {"glPixelStorei", (void **) &qglPixelStorei},
        {"glGenTextures", (void **) &qglGenTextures},
        {"glDeleteTextures", (void **) &qglDeleteTextures},
@@ -429,13 +430,22 @@ static dllfunction_t stenciltwosidefuncs[] =
 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_videosyncavailable = false;
+       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;
 
        if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false))
@@ -472,7 +482,8 @@ void VID_CheckExtensions(void)
        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);
+       if ((gl_support_anisotropy = GL_CheckExtension("GL_EXT_texture_filter_anisotropic", NULL, "-noanisotropy", false)))
+               qglGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &gl_max_anisotropy);
 
        gl_textureshader = GL_CheckExtension("GL_NV_texture_shader", NULL, "-notextureshader", false);