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authorTimothy Arceri <[email protected]>2017-08-11 14:22:07 +1000
committerEmil Velikov <[email protected]>2017-09-13 21:52:02 +0100
commit83bbfaddf1ae4503bf714c02ff47820944695d08 (patch)
tree854b3cde8a1a29ca29c4d1232b9d9144e602d176 /src
parenta8eea040cd8ef21ab0a35f6aebf2ba8c74d28c3d (diff)
glsl: don't write uniform storage offset if there isn't one
This is so we always create reproducible cache entries. Consistency is required for verification of any third party distributed shaders. Reviewed-by: Samuel Pitoiset <[email protected]> (cherry picked from commit 22154823d21f17a5fdff7b1fe3c92b61f5389d88)
Diffstat (limited to 'src')
-rw-r--r--src/compiler/glsl/shader_cache.cpp13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/compiler/glsl/shader_cache.cpp b/src/compiler/glsl/shader_cache.cpp
index 068f071ff59..393e56b83d2 100644
--- a/src/compiler/glsl/shader_cache.cpp
+++ b/src/compiler/glsl/shader_cache.cpp
@@ -618,8 +618,6 @@ write_uniforms(struct blob *metadata, struct gl_shader_program *prog)
encode_type_to_blob(metadata, prog->data->UniformStorage[i].type);
blob_write_uint32(metadata, prog->data->UniformStorage[i].array_elements);
blob_write_string(metadata, prog->data->UniformStorage[i].name);
- blob_write_uint32(metadata, prog->data->UniformStorage[i].storage -
- prog->data->UniformDataSlots);
blob_write_uint32(metadata, prog->data->UniformStorage[i].builtin);
blob_write_uint32(metadata, prog->data->UniformStorage[i].remap_location);
blob_write_uint32(metadata, prog->data->UniformStorage[i].block_index);
@@ -638,6 +636,12 @@ write_uniforms(struct blob *metadata, struct gl_shader_program *prog)
prog->data->UniformStorage[i].top_level_array_size);
blob_write_uint32(metadata,
prog->data->UniformStorage[i].top_level_array_stride);
+
+ if (has_uniform_storage(prog, i)) {
+ blob_write_uint32(metadata, prog->data->UniformStorage[i].storage -
+ prog->data->UniformDataSlots);
+ }
+
blob_write_bytes(metadata, prog->data->UniformStorage[i].opaque,
sizeof(prog->data->UniformStorage[i].opaque));
}
@@ -683,7 +687,6 @@ read_uniforms(struct blob_reader *metadata, struct gl_shader_program *prog)
uniforms[i].type = decode_type_from_blob(metadata);
uniforms[i].array_elements = blob_read_uint32(metadata);
uniforms[i].name = ralloc_strdup(prog, blob_read_string (metadata));
- uniforms[i].storage = data + blob_read_uint32(metadata);
uniforms[i].builtin = blob_read_uint32(metadata);
uniforms[i].remap_location = blob_read_uint32(metadata);
uniforms[i].block_index = blob_read_uint32(metadata);
@@ -701,6 +704,10 @@ read_uniforms(struct blob_reader *metadata, struct gl_shader_program *prog)
uniforms[i].top_level_array_stride = blob_read_uint32(metadata);
prog->UniformHash->put(i, uniforms[i].name);
+ if (has_uniform_storage(prog, i)) {
+ uniforms[i].storage = data + blob_read_uint32(metadata);
+ }
+
memcpy(uniforms[i].opaque,
blob_read_bytes(metadata, sizeof(uniforms[i].opaque)),
sizeof(uniforms[i].opaque));