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anv: Do range-checking in the shader for dynamic buffers

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This commit is contained in:
Jason Ekstrand
2015-11-06 13:32:52 -08:00
parent f8052351ac
commit 612e35b2c6
5 changed files with 109 additions and 64 deletions
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src/vulkan/anv_cmd_buffer.c
+18 -9
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@@ -487,19 +487,28 @@ void anv_CmdBindDescriptorSets(
if (set_layout->dynamic_offset_count > 0) {
VkShaderStage s;
for_each_bit(s, set_layout->shader_stages) {
anv_cmd_buffer_ensure_push_constant_field(cmd_buffer, s,
dynamic_offsets);
uint32_t *offsets =
cmd_buffer->state.push_constants[s]->dynamic_offsets +
layout->set[firstSet + i].dynamic_offset_start;
anv_cmd_buffer_ensure_push_constant_field(cmd_buffer, s, dynamic);
typed_memcpy(offsets, pDynamicOffsets + dynamic_slot,
set_layout->dynamic_offset_count);
struct anv_push_constants *push =
cmd_buffer->state.push_constants[s];
unsigned d = layout->set[firstSet + i].dynamic_offset_start;
const uint32_t *offsets = pDynamicOffsets + dynamic_slot;
struct anv_descriptor *desc = set->descriptors;
for (unsigned b = 0; b < set_layout->binding_count; b++) {
if (set_layout->binding[b].dynamic_offset_index < 0)
continue;
unsigned array_size = set_layout->binding[b].array_size;
for (unsigned j = 0; j < array_size; j++) {
push->dynamic[d].offset = *(offsets++);
push->dynamic[d].range = (desc++)->range;
d++;
}
}
}
cmd_buffer->state.push_constants_dirty |= set_layout->shader_stages;
dynamic_slot += set_layout->dynamic_offset_count;
}
}
}