OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mesa: add support to query GL_OFFSET for GL_TRANSFORM_FEEDBACK_VARYING

Browse Source 
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Timothy Arceri
2016-03-10 11:40:37 +11:00
parent 047139e8a0
commit 51142e7705
3 changed files with 13 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
src/compiler/glsl/link_varyings.cpp
View File

@@ -742,6 +742,7 @@ tfeedback_decl::store(struct gl_context *ctx, struct gl_shader_program *prog,
} else {
xfb_offset = info->Buffers[buffer].Stride;
}
info->Varyings[info->NumVarying].Offset = xfb_offset * 4;
unsigned location = this->location;
unsigned location_frac = this->location_frac;

1
src/mesa/main/mtypes.h
View File

@@ -1619,6 +1619,7 @@ struct gl_transform_feedback_varying_info
char *Name;
GLenum Type;
GLint Size;
GLint Offset;
};

14
src/mesa/main/shader_query.cpp
View File

@@ -1186,9 +1186,17 @@ _mesa_program_resource_prop(struct gl_shader_program *shProg,
goto invalid_operation;
}
case GL_OFFSET:
VALIDATE_TYPE_2(GL_UNIFORM, GL_BUFFER_VARIABLE);
*val = RESOURCE_UNI(res)->offset;
return 1;
switch (res->Type) {
case GL_UNIFORM:
case GL_BUFFER_VARIABLE:
*val = RESOURCE_UNI(res)->offset;
return 1;
case GL_TRANSFORM_FEEDBACK_VARYING:
*val = RESOURCE_XFV(res)->Offset;
return 1;
default:
goto invalid_operation;
}
case GL_BLOCK_INDEX:
VALIDATE_TYPE_2(GL_UNIFORM, GL_BUFFER_VARIABLE);
*val = RESOURCE_UNI(res)->block_index;