added missing CAP_SOLV and CAP_TEXTURE guards

raycaster.cpp

@@ -70,7 +70,9 @@ EX bool available() {
 /** do we want to use the raycaster? */
 EX bool requested() {
   if(!want_use) return false;
+  #if CAP_TEXTURE
   if(texture::config.tstate == texture::tsActive) return false;
+  #endif
   if(!available()) return false;
   if(want_use == 2) return true;
   return racing::on || quotient;

shaders.cpp

@@ -168,6 +168,7 @@ shared_ptr<glhr::GLprogram> write_shader(flagtype shader_flags) {
     else
       distfun = "length(t.xyz)";
     switch(cgclass) {
+      #if CAP_SOLV
       case gcSolNIH:
         switch(geometry) {
           case gSol:
@@ -184,6 +185,7 @@ shared_ptr<glhr::GLprogram> write_shader(flagtype shader_flags) {
           }            
         treset = true;
         break;
+      #endif
       case gcNil:
         vsh += nilv::nilshader;
         break;