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Tessellation partial implementation (not ready for use yet), including:

Browse source 
- the built-in constants
 - built-in variable declarations, some dependent on gl_MaxPatchVertices
 - layout qualifier for vertices (shared with geometry shader max_vertices)
 - layout qualifiers for vertex spacing, vertex order, point mode, and primitive type
 - link semantics for layout qualifiers

Still TBD:
 - patch qualifier and arrayed input handling
 - sizing of gl_out[]
 - additional semantic checking
 - supporting the extension on version 150

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24468 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-12-11 18:57:40 +00:00
parent 2fcc9ff1d2
commit 623833fabc
28 changed files with 831 additions and 342 deletions
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114
Test/baseResults/400.tesc.out
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@ -1,15 +1,119 @@
400.tesc
Warning, version 400 is not yet complete; some version-specific features are present, but many are missing.
ERROR: 0:4: 'length' : array must be declared with a size before using this method
ERROR: 0:6: 'quads' : unrecognized layout identifier, or qualifier requires assignemnt (e.g., binding = 4)
ERROR: 0:7: 'ccw' : unrecognized layout identifier, or qualifier requires assignemnt (e.g., binding = 4)
ERROR: 0:8: 'fractional_even_spacing' : unrecognized layout identifier, or qualifier requires assignemnt (e.g., binding = 4)
ERROR: 4 compilation errors. No code generated.
0:? Sequence
0:3 Function Definition: main( (void)
0:3 Function Parameters:
0:5 Sequence
0:5 Barrier (void)
vertices = 4
ERROR: node is still EOpNull!
0:11 Function Definition: main( (void)
0:11 Function Parameters:
0:13 Sequence
0:13 Barrier (void)
0:15 Sequence
0:15 move second child to first child (int)
0:15 'a' (int)
0:15 Constant:
0:15 5392 (const int)
0:21 Sequence
0:21 move second child to first child (4-component vector of float)
0:21 'p' (4-component vector of float)
0:21 gl_Position: direct index for structure (4-component vector of float)
0:21 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:21 'gl_in' (in 32-element array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:21 Constant:
0:21 1 (const int)
0:21 Constant:
0:21 0 (const int)
0:22 Sequence
0:22 move second child to first child (float)
0:22 'ps' (float)
0:22 gl_PointSize: direct index for structure (float)
0:22 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:22 'gl_in' (in 32-element array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:22 Constant:
0:22 1 (const int)
0:22 Constant:
0:22 1 (const int)
0:23 Sequence
0:23 move second child to first child (float)
0:23 'cd' (float)
0:23 direct index (float)
0:23 gl_ClipDistance: direct index for structure (unsized array of float)
0:23 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:23 'gl_in' (in 32-element array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:23 Constant:
0:23 1 (const int)
0:23 Constant:
0:23 2 (const int)
0:23 Constant:
0:23 2 (const int)
0:25 Sequence
0:25 move second child to first child (int)
0:25 'pvi' (int)
0:25 'gl_PatchVerticesIn' (in int)
0:26 Sequence
0:26 move second child to first child (int)
0:26 'pid' (int)
0:26 'gl_PrimitiveID' (in int)
0:27 Sequence
0:27 move second child to first child (int)
0:27 'iid' (int)
0:27 'gl_InvocationID' (in int)
0:29 move second child to first child (4-component vector of float)
0:29 gl_Position: direct index for structure (4-component vector of float)
0:29 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:29 'gl_out' (out unsized array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:29 Constant:
0:29 1 (const int)
0:29 Constant:
0:29 0 (const int)
0:29 'p' (4-component vector of float)
0:30 move second child to first child (float)
0:30 gl_PointSize: direct index for structure (float)
0:30 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:30 'gl_out' (out unsized array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:30 Constant:
0:30 1 (const int)
0:30 Constant:
0:30 1 (const int)
0:30 'ps' (float)
0:31 move second child to first child (float)
0:31 direct index (float)
0:31 gl_ClipDistance: direct index for structure (unsized array of float)
0:31 direct index (block{gl_Position,gl_PointSize,gl_ClipDistance})
0:31 'gl_out' (out unsized array of block{gl_Position,gl_PointSize,gl_ClipDistance})
0:31 Constant:
0:31 1 (const int)
0:31 Constant:
0:31 2 (const int)
0:31 Constant:
0:31 1 (const int)
0:31 'cd' (float)
0:33 move second child to first child (float)
0:33 direct index (patch float)
0:33 'gl_TessLevelOuter' (patch out 4-element array of float)
0:33 Constant:
0:33 3 (const int)
0:33 Constant:
0:33 3.200000
0:34 move second child to first child (float)
0:34 direct index (patch float)
0:34 'gl_TessLevelInner' (patch out 2-element array of float)
0:34 Constant:
0:34 1 (const int)
0:34 Constant:
0:34 1.300000
0:? Linker Objects
0:? 'outa' (1-element array of int)
0:? 'gl_out' (out unsized array of block{gl_Position,gl_PointSize,gl_ClipDistance})
Linked tessellation control stage:
vertices = 4