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Fix data offset when zeroing out Z buffer #523

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Fix data offset when zeroing out Z buffer #523

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3 changes: 2 additions & 1 deletion renderer/src/gpu/d3d11/renderer.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@
//!
//! This renderer supports OpenGL at least 4.3, OpenGL ES at least 3.1, and Metal of any version.

use std::mem;
use crate::gpu::d3d11::shaders::{BOUND_WORKGROUP_SIZE, DICE_WORKGROUP_SIZE, BIN_WORKGROUP_SIZE};
use crate::gpu::d3d11::shaders::{PROPAGATE_WORKGROUP_SIZE, ProgramsD3D11, SORT_WORKGROUP_SIZE};
use crate::gpu::perf::TimeCategory;
Expand Down Expand Up @@ -563,7 +564,7 @@ impl<D> RendererD3D11<D> where D: Device {
let z_buffer = core.allocator.get_general_buffer(z_buffer_id);
let z_buffer_size = core.tile_size();
let tile_area = z_buffer_size.area() as usize;
core.device.upload_to_buffer(z_buffer, 0, &vec![0i32; tile_area], BufferTarget::Storage);
core.device.upload_to_buffer(z_buffer, FILL_INDIRECT_DRAW_PARAMS_SIZE * mem::size_of::<i32>(), &vec![0i32; tile_area], BufferTarget::Storage);

// TODO(pcwalton): Initialize the first tiles buffer on GPU?
let first_tile_map_storage_buffer = core.allocator
Expand Down