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GL_ARB_enhanced_layouts, part 4: Numerical side of xfb_*: offset computation, size computation, alias detection, paddings, overflow, implicit strides, gl_Max* checks, etc.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@25014 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2014-01-26 01:37:13 +00:00
parent f359199cc3
commit c7776ec3fd
13 changed files with 486 additions and 78 deletions
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54
glslang/Include/Types.h
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@ -373,24 +373,32 @@ public:
hasStream() ||
hasXfb();
}
TLayoutMatrix layoutMatrix : 3;
TLayoutPacking layoutPacking : 4;
TLayoutMatrix layoutMatrix : 3;
TLayoutPacking layoutPacking : 4;
int layoutOffset;
int layoutAlign;
unsigned int layoutLocation : 7;
static const unsigned int layoutLocationEnd = 0x3F;
unsigned int layoutComponent : 3;
static const unsigned int layoutComponentEnd = 4;
unsigned int layoutBinding : 8;
static const unsigned int layoutBindingEnd = 0xFF;
unsigned int layoutStream : 8;
static const unsigned int layoutStreamEnd = 0xFF;
unsigned int layoutXfbBuffer : 4;
static const unsigned int layoutXfbBufferEnd = 0xF;
unsigned int layoutXfbStride : 8;
static const unsigned int layoutXfbStrideEnd = 0xFF;
unsigned int layoutXfbOffset : 8;
static const unsigned int layoutXfbOffsetEnd = 0xFF;
unsigned int layoutLocation : 7;
static const unsigned int layoutLocationEnd = 0x3F;
unsigned int layoutComponent : 3;
static const unsigned int layoutComponentEnd = 4;
unsigned int layoutBinding : 8;
static const unsigned int layoutBindingEnd = 0xFF;
unsigned int layoutStream : 8;
static const unsigned int layoutStreamEnd = 0xFF;
unsigned int layoutXfbBuffer : 4;
static const unsigned int layoutXfbBufferEnd = 0xF;
unsigned int layoutXfbStride : 10;
static const unsigned int layoutXfbStrideEnd = 0x3FF;
unsigned int layoutXfbOffset : 10;
static const unsigned int layoutXfbOffsetEnd = 0x3FF;
bool hasUniformLayout() const
{
return layoutMatrix != ElmNone ||
@ -805,6 +813,20 @@ public:
virtual bool isArray() const { return arraySizes != 0; }
virtual bool isStruct() const { return structure != 0; }
// Recursively checks if the type contains the given basic type
virtual bool containsBasicType(TBasicType checkType) const
{
if (basicType == checkType)
return true;
if (! structure)
return false;
for (unsigned int i = 0; i < structure->size(); ++i) {
if ((*structure)[i].type->containsBasicType(checkType))
return true;
}
return false;
}
// Recursively check the structure for any arrays, needed for some error checks
virtual bool containsArray() const
{