diff options
author | Michal Krol <mjkrol@gmail.org> | 2005-01-17 16:01:49 +0000 |
---|---|---|
committer | Michal Krol <mjkrol@gmail.org> | 2005-01-17 16:01:49 +0000 |
commit | 7d079fd7802763efd8c2d8856117b5df0b3a14e4 (patch) | |
tree | 0a9acf31e2dda0cffa14e15672a05f078515b04c /src/mesa/shader/slang/Include/BaseTypes.h | |
parent | cc9ab78158049cee104101c608d4fa8082079214 (diff) |
2005-oct-19 3dlabs slang compiler, tweaked a little bit
Diffstat (limited to 'src/mesa/shader/slang/Include/BaseTypes.h')
-rwxr-xr-x | src/mesa/shader/slang/Include/BaseTypes.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/mesa/shader/slang/Include/BaseTypes.h b/src/mesa/shader/slang/Include/BaseTypes.h new file mode 100755 index 0000000000..635e76e8dd --- /dev/null +++ b/src/mesa/shader/slang/Include/BaseTypes.h @@ -0,0 +1,133 @@ +//
+//Copyright (C) 2002-2004 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 _BASICTYPES_INCLUDED_
+#define _BASICTYPES_INCLUDED_
+
+//
+// Basic type. Arrays, vectors, etc., are orthogonal to this.
+//
+enum TBasicType {
+ EbtVoid,
+ EbtFloat,
+ EbtInt,
+ EbtBool,
+ EbtSampler1D,
+ EbtSampler2D,
+ EbtSampler3D,
+ EbtSamplerCube,
+ EbtSampler1DShadow,
+ EbtSampler2DShadow,
+ EbtStruct,
+ EbtAddress,
+};
+
+__inline bool IsSampler(TBasicType type)
+{
+ return type >= EbtSampler1D && type <= EbtSampler2DShadow;
+}
+
+//
+// Qualifiers and built-ins. These are mainly used to see what can be read
+// or written, and by the machine dependent translator to know which registers
+// to allocate variables in. Since built-ins tend to go to different registers
+// than varying or uniform, it makes sense they are peers, not sub-classes.
+//
+enum TQualifier {
+ EvqTemporary, // For temporaries (within a function), read/write
+ EvqGlobal, // For globals read/write
+ EvqConst, // User defined constants and non-output parameters in functions
+ EvqAttribute, // Readonly
+ EvqVaryingIn, // readonly, fragment shaders only
+ EvqVaryingOut, // vertex shaders only read/write
+ EvqUniform, // Readonly, vertex and fragment
+
+ // pack/unpack input and output
+ EvqInput,
+ EvqOutput,
+
+ // parameters
+ EvqIn,
+ EvqOut,
+ EvqInOut,
+ EvqConstReadOnly,
+
+ // built-ins written by vertex shader
+ EvqPosition,
+ EvqPointSize,
+ EvqClipVertex,
+
+ // built-ins read by fragment shader
+ EvqFace,
+ EvqFragCoord,
+
+ // built-ins written by fragment shader
+ EvqFragColor,
+ EvqFragDepth,
+
+ // end of list
+ EvqLast,
+};
+
+//
+// This is just for debug print out, carried along with the definitions above.
+//
+__inline const char* getQualifierString(TQualifier q)
+{
+ switch (q) {
+ case EvqTemporary: return "Temporary"; break;
+ case EvqGlobal: return "Global"; break;
+ case EvqConst: return "const"; break;
+ case EvqConstReadOnly: return "const"; break;
+ case EvqAttribute: return "attribute"; break;
+ case EvqVaryingIn: return "varying"; break;
+ case EvqVaryingOut: return "varying"; break;
+ case EvqUniform: return "uniform"; break;
+ case EvqIn: return "in"; break;
+ case EvqOut: return "out"; break;
+ case EvqInOut: return "inout"; break;
+ case EvqInput: return "input"; break;
+ case EvqOutput: return "output"; break;
+ case EvqPosition: return "Position"; break;
+ case EvqPointSize: return "PointSize"; break;
+ case EvqClipVertex: return "ClipVertex"; break;
+ case EvqFace: return "Face"; break;
+ case EvqFragCoord: return "FragCoord"; break;
+ case EvqFragColor: return "FragColor"; break;
+ case EvqFragDepth: return "FragDepth"; break;
+ default: return "unknown qualifier";
+ }
+}
+
+#endif // _BASICTYPES_INCLUDED_
|