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glsl: Track the linearized array index for each UBO instance array element

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v2: Set linearizer_array_index in process_block_array_leaf.  Suggested
by Timothy.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Ian Romanick
2016-12-12 12:24:18 -08:00
parent 300de78ab1
commit d56bd07bb3
2 changed files with 30 additions and 4 deletions
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19
src/compiler/glsl/link_uniform_blocks.cpp
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@@ -206,16 +206,23 @@ static void process_block_array_leaf(char **name, gl_uniform_block *blocks,
const struct link_uniform_block_active *const b,
unsigned *block_index,
unsigned *binding_offset,
unsigned linearized_index,
struct gl_context *ctx,
struct gl_shader_program *prog);
/**
*
* \param first_index Value of \c block_index for the first element of the
* array.
*/
static void
process_block_array(struct uniform_block_array_elements *ub_array, char **name,
size_t name_length, gl_uniform_block *blocks,
ubo_visitor *parcel, gl_uniform_buffer_variable *variables,
const struct link_uniform_block_active *const b,
unsigned *block_index, unsigned *binding_offset,
struct gl_context *ctx, struct gl_shader_program *prog)
struct gl_context *ctx, struct gl_shader_program *prog,
unsigned first_index)
{
for (unsigned j = 0; j < ub_array->num_array_elements; j++) {
size_t new_length = name_length;
@@ -227,11 +234,12 @@ process_block_array(struct uniform_block_array_elements *ub_array, char **name,
if (ub_array->array) {
process_block_array(ub_array->array, name, new_length, blocks,
parcel, variables, b, block_index,
binding_offset, ctx, prog);
binding_offset, ctx, prog, first_index);
} else {
process_block_array_leaf(name, blocks,
parcel, variables, b, block_index,
binding_offset, ctx, prog);
binding_offset, *block_index - first_index,
ctx, prog);
}
}
}
@@ -242,6 +250,7 @@ process_block_array_leaf(char **name,
ubo_visitor *parcel, gl_uniform_buffer_variable *variables,
const struct link_uniform_block_active *const b,
unsigned *block_index, unsigned *binding_offset,
unsigned linearized_index,
struct gl_context *ctx, struct gl_shader_program *prog)
{
unsigned i = *block_index;
@@ -262,6 +271,7 @@ process_block_array_leaf(char **name,
blocks[i].UniformBufferSize = 0;
blocks[i]._Packing = gl_uniform_block_packing(type->interface_packing);
blocks[i]._RowMajor = type->get_interface_row_major();
blocks[i].linearized_array_index = linearized_index;
parcel->process(type, blocks[i].Name);
@@ -359,7 +369,8 @@ create_buffer_blocks(void *mem_ctx, struct gl_context *ctx,
assert(b->has_instance_name);
process_block_array(b->array, &name, name_length, blocks, &parcel,
variables, b, &i, &binding_offset, ctx, prog);
variables, b, &i, &binding_offset, ctx, prog,
i);
ralloc_free(name);
} else {
blocks[i].Name = ralloc_strdup(blocks, block_type->name);