mewin/glslang
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

SPV texturing: Use comp. 2 as the 3rd comp. for Dref in ImageSampleProjDrefImplicitLod.

Browse Source
This commit is contained in:
John Kessenich 2015-12-13 12:23:33 -07:00
parent f5ce646546
commit 6feb4989fe
5 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
SPIRV/GlslangToSpv.cpp
View File

@ -1951,7 +1951,7 @@ spv::Id TGlslangToSpvTraverser::createImageTextureFunctionCall(glslang::TIntermO
std::vector<spv::Id> indexes;
int comp;
if (cracked.proj)
comp = 3;
comp = 2; // "The resulting 3rd component of P in the shadow forms is used as Dref"
else
comp = builder.getNumComponents(params.coords) - 1;
indexes.push_back(comp);

2
Test/baseResults/spv.400.frag.out
View File

@ -163,7 +163,7 @@ Linked fragment stage:
7: Label
16: 13 Load 15(u2drs)
17: 9(fvec4) Load 11(outp)
26: 8(float) CompositeExtract 17 3
26: 8(float) CompositeExtract 17 2
27: 8(float) ImageSampleProjDrefExplicitLod 16 17 26 Grad ConstOffset 20 20 25
31: 30(ptr) AccessChain 11(outp) 29
32: 8(float) Load 31

8
Test/baseResults/spv.texture.frag.out
View File

@ -268,7 +268,7 @@ Linked fragment stage:
Store 26(color) 173
174: 137 Load 139(shadowSampler1D)
175: 22(fvec4) Load 24(coords4D)
176: 6(float) CompositeExtract 175 3
176: 6(float) CompositeExtract 175 2
177: 6(float) ImageSampleProjDrefImplicitLod 174 175 176
178: 22(fvec4) Load 26(color)
179: 22(fvec4) CompositeConstruct 177 177 177 177
@ -277,7 +277,7 @@ Linked fragment stage:
181: 137 Load 139(shadowSampler1D)
182: 22(fvec4) Load 24(coords4D)
183: 6(float) Load 10(bias)
184: 6(float) CompositeExtract 182 3
184: 6(float) CompositeExtract 182 2
185: 6(float) ImageSampleProjDrefImplicitLod 181 182 184 Bias 183
186: 22(fvec4) Load 26(color)
187: 22(fvec4) CompositeConstruct 185 185 185 185
@ -285,7 +285,7 @@ Linked fragment stage:
Store 26(color) 188
189: 156 Load 158(shadowSampler2D)
190: 22(fvec4) Load 24(coords4D)
191: 6(float) CompositeExtract 190 3
191: 6(float) CompositeExtract 190 2
192: 6(float) ImageSampleProjDrefImplicitLod 189 190 191
193: 22(fvec4) Load 26(color)
194: 22(fvec4) CompositeConstruct 192 192 192 192
@ -294,7 +294,7 @@ Linked fragment stage:
196: 156 Load 158(shadowSampler2D)
197: 22(fvec4) Load 24(coords4D)
198: 6(float) Load 10(bias)
199: 6(float) CompositeExtract 197 3
199: 6(float) CompositeExtract 197 2
200: 6(float) ImageSampleProjDrefImplicitLod 196 197 199 Bias 198
201: 22(fvec4) Load 26(color)
202: 22(fvec4) CompositeConstruct 200 200 200 200

4
Test/baseResults/spv.texture.vert.out
View File

@ -174,7 +174,7 @@ Linked vertex stage:
123: 100 Load 102(shadowSampler1D)
124: 18(fvec4) Load 20(coords4D)
125: 6(float) Load 8(lod)
126: 6(float) CompositeExtract 124 3
126: 6(float) CompositeExtract 124 2
127: 6(float) ImageSampleProjDrefExplicitLod 123 124 126 Lod 125
128: 18(fvec4) Load 23(color)
129: 18(fvec4) CompositeConstruct 127 127 127 127
@ -183,7 +183,7 @@ Linked vertex stage:
131: 112 Load 114(shadowSampler2D)
132: 18(fvec4) Load 20(coords4D)
133: 6(float) Load 8(lod)
134: 6(float) CompositeExtract 132 3
134: 6(float) CompositeExtract 132 2
135: 6(float) ImageSampleProjDrefExplicitLod 131 132 134 Lod 133
136: 18(fvec4) Load 23(color)
137: 18(fvec4) CompositeConstruct 135 135 135 135

2
glslang/Include/revision.h
View File

@ -2,5 +2,5 @@
// For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "SPIRV99.843"
#define GLSLANG_REVISION "SPIRV99.844"
#define GLSLANG_DATE "13-Dec-2015"