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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/shader/slang/Include/Types.h')
| -rwxr-xr-x | nx-X11/extras/Mesa/src/mesa/shader/slang/Include/Types.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/shader/slang/Include/Types.h b/nx-X11/extras/Mesa/src/mesa/shader/slang/Include/Types.h new file mode 100755 index 000000000..9415879af --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/shader/slang/Include/Types.h @@ -0,0 +1,297 @@ +//
+//Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+// Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//
+// Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+//
+// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+
+#ifndef _TYPES_INCLUDED
+#define _TYPES_INCLUDED
+
+#include "../Include/Common.h"
+#include "../Include/BaseTypes.h"
+
+//
+// Need to have association of line numbers to types in a list for building structs.
+//
+class TType;
+struct TTypeLine {
+ TType* type;
+ int line;
+};
+typedef TVector<TTypeLine> TTypeList;
+
+inline TTypeList* NewPoolTTypeList()
+{
+ void* memory = GlobalPoolAllocator.allocate(sizeof(TTypeList));
+ return new(memory) TTypeList;
+}
+
+//
+// This is a workaround for a problem with the yacc stack, It can't have
+// types that the compiler thinks non-trivial constructors. It should
+// just be used while recognizing the grammar, not anything else. Pointers
+// could be used, but also trying to avoid lots of memory management overhead.
+//
+// Not as bad as it looks, there is no actual assumption that the fields
+// match up or are name the same or anything like that.
+//
+class TPublicType {
+public:
+ TBasicType type;
+ TQualifier qualifier;
+ int size; // size of vector or matrix, not size of array
+ bool matrix;
+ bool array;
+ TType* userDef;
+ int line;
+};
+
+typedef std::map<TTypeList*, TTypeList*> TStructureMap;
+typedef std::map<TTypeList*, TTypeList*>::iterator TStructureMapIterator;
+//
+// Base class for things that have a type.
+//
+class TType {
+public:
+ POOL_ALLOCATOR_NEW_DELETE(GlobalPoolAllocator)
+ explicit TType(TBasicType t, TQualifier q = EvqTemporary, int s = 1, bool m = false, bool a = false) :
+ type(t), qualifier(q), size(s), matrix(m), array(a), arraySize(0), structure(0),
+ structureSize(0), maxArraySize(0), arrayInformationType(0), fieldName(0), typeName(0), mangled(0)
+ { }
+ explicit TType(TPublicType p) :
+ type(p.type), qualifier(p.qualifier), size(p.size), matrix(p.matrix), array(p.array), arraySize(0),
+ structure(0), structureSize(0), maxArraySize(0), arrayInformationType(0), fieldName(0), typeName(0), mangled(0)
+ {
+ if (p.userDef) {
+ structure = p.userDef->getStruct();
+ structureSize = setStructSize(p.userDef->getStruct());
+ typeName = NewPoolTString(p.userDef->getTypeName().c_str());
+ }
+ }
+ explicit TType(TTypeList* userDef, TString n) :
+ type(EbtStruct), qualifier(EvqTemporary), size(1), matrix(false), array(false), arraySize(0),
+ structure(userDef), maxArraySize(0), arrayInformationType(0), fieldName(0), mangled(0) {
+ structureSize = setStructSize(userDef);
+ typeName = NewPoolTString(n.c_str());
+ }
+ explicit TType() {}
+ virtual ~TType() {}
+
+ TType (const TType& type) { *this = type; }
+
+ void copyType(const TType& copyOf, TStructureMap& remapper)
+ {
+ type = copyOf.type;
+ qualifier = copyOf.qualifier;
+ size = copyOf.size;
+ matrix = copyOf.matrix;
+ array = copyOf.array;
+ arraySize = copyOf.arraySize;
+
+ TStructureMapIterator iter;
+ if (copyOf.structure) {
+ if ((iter = remapper.find(structure)) == remapper.end()) {
+ // create the new structure here
+ structure = NewPoolTTypeList();
+ for (unsigned int i = 0; i < copyOf.structure->size(); ++i) {
+ TTypeLine typeLine;
+ typeLine.line = (*copyOf.structure)[i].line;
+ typeLine.type = (*copyOf.structure)[i].type->clone(remapper);
+ structure->push_back(typeLine);
+ }
+ } else {
+ structure = iter->second;
+ }
+ } else
+ structure = 0;
+
+ fieldName = 0;
+ if (copyOf.fieldName)
+ fieldName = NewPoolTString(copyOf.fieldName->c_str());
+ typeName = 0;
+ if (copyOf.typeName)
+ typeName = NewPoolTString(copyOf.typeName->c_str());
+
+ mangled = 0;
+ if (copyOf.mangled)
+ mangled = NewPoolTString(copyOf.mangled->c_str());
+
+ structureSize = copyOf.structureSize;
+ maxArraySize = copyOf.maxArraySize;
+ assert (copyOf.arrayInformationType == 0);
+ arrayInformationType = 0; // arrayInformationType should not be set for builtIn symbol table level
+ }
+
+ TType* clone(TStructureMap& remapper)
+ {
+ TType *newType = new TType();
+ newType->copyType(*this, remapper);
+
+ return newType;
+ }
+
+ int setStructSize(TTypeList* userDef)
+ {
+ int stSize = 0;
+ for (TTypeList::iterator tl = userDef->begin(); tl != userDef->end(); tl++) {
+ if (((*tl).type)->isArray()) {
+ if (((*tl).type)->getStruct()) {
+ int structSize = setStructSize(((*tl).type)->getStruct());
+ stSize += structSize * ((*tl).type)->getArraySize();
+ } else {
+ stSize += ((*tl).type)->getInstanceSize() * ((*tl).type)->getArraySize();
+ }
+ } else if (((*tl).type)->isMatrix() || ((*tl).type)->isVector()){
+ stSize += ((*tl).type)->getInstanceSize();
+ } else if (((*tl).type)->getStruct()) {
+ //?? We should actually be calling getStructSize() function and not setStructSize. This problem occurs in case
+ // of nested/embedded structs.
+ stSize += setStructSize(((*tl).type)->getStruct());
+ } else
+ stSize += 1;
+ }
+ structureSize = stSize;
+ return stSize;
+ }
+
+ virtual void setType(TBasicType t, int s, bool m, bool a, int aS = 0)
+ { type = t; size = s; matrix = m; array = a; arraySize = aS; }
+ virtual void setType(TBasicType t, int s, bool m, TType* userDef = 0)
+ { type = t;
+ size = s;
+ matrix = m;
+ if (userDef)
+ structure = userDef->getStruct();
+ // leave array information intact.
+ }
+ virtual void setTypeName(const TString& n) { typeName = NewPoolTString(n.c_str()); }
+ virtual void setFieldName(const TString& n) { fieldName = NewPoolTString(n.c_str()); }
+ virtual const TString& getTypeName() const
+ {
+ assert (typeName);
+ return *typeName;
+ }
+
+ virtual const TString& getFieldName() const
+ {
+ assert (fieldName);
+ return *fieldName;
+ }
+
+ virtual TBasicType getBasicType() const { return type; }
+ virtual TQualifier getQualifier() const { return qualifier; }
+ virtual void changeQualifier(TQualifier q) { qualifier = q; }
+
+ // One-dimensional size of single instance type
+ virtual int getNominalSize() const { return size; }
+
+ // Full-dimensional size of single instance of type
+ virtual int getInstanceSize() const
+ {
+ if (matrix)
+ return size * size;
+ else
+ return size;
+ }
+
+ virtual bool isMatrix() const { return matrix ? true : false; }
+ virtual bool isArray() const { return array ? true : false; }
+ int getArraySize() const { return arraySize; }
+ void setArraySize(int s) { array = true; arraySize = s; }
+ void setMaxArraySize (int s) { maxArraySize = s; }
+ int getMaxArraySize () const { return maxArraySize; }
+ void setArrayInformationType(TType* t) { arrayInformationType = t; }
+ TType* getArrayInformationType() { return arrayInformationType; }
+ virtual bool isVector() const { return size > 1 && !matrix; }
+ static char* getBasicString(TBasicType t) {
+ switch (t) {
+ case EbtVoid: return "void"; break;
+ case EbtFloat: return "float"; break;
+ case EbtInt: return "int"; break;
+ case EbtBool: return "bool"; break;
+ case EbtSampler1D: return "sampler1D"; break;
+ case EbtSampler2D: return "sampler2D"; break;
+ case EbtSampler3D: return "sampler3D"; break;
+ case EbtSamplerCube: return "samplerCube"; break;
+ case EbtSampler1DShadow: return "sampler1DShadow"; break;
+ case EbtSampler2DShadow: return "sampler2DShadow"; break;
+ case EbtStruct: return "structure"; break;
+ default: return "unknown type";
+ }
+ }
+ const char* getBasicString() const { return TType::getBasicString(type); }
+ const char* getQualifierString() const { return ::getQualifierString(qualifier); }
+ TTypeList* getStruct() { return structure; }
+ int getStructSize() const { return structureSize; }
+ TTypeList* getStruct() const { return structure; }
+ TString& getMangledName() {
+ if (!mangled) {
+ mangled = NewPoolTString("");
+ buildMangledName(*mangled);
+ *mangled+=';';
+ }
+
+ return *mangled;
+ }
+ bool operator==(const TType& right) const {
+ return type == right.type &&
+ size == right.size &&
+ matrix == right.matrix &&
+ array == right.array &&
+ structure == right.structure;
+ // don't check the qualifier, it's not ever what's being sought after
+ }
+ bool operator!=(const TType& right) const {
+ return !operator==(right);
+ }
+ TString getCompleteString() const;
+
+protected:
+ void buildMangledName(TString&);
+
+ TBasicType type : 6;
+ TQualifier qualifier : 7;
+ int size : 8; // size of vector or matrix, not size of array
+ unsigned int matrix : 1;
+ unsigned int array : 1;
+
+ int arraySize;
+ TTypeList* structure; // 0 unless this is a struct
+ int structureSize;
+ int maxArraySize;
+ TType* arrayInformationType;
+ TString *fieldName; // for structure field names
+ TString *typeName; // for structure field type name
+ TString *mangled;
+
+};
+
+#endif // _TYPES_INCLUDED_
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