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Ensure that writes to geometry buffers are visible to device after render pass begins.

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This commit is contained in:
Artem Kharytoniuk 2017-05-11 13:05:52 +03:00
parent ff38799381
commit deed74d08c
1 changed files with 11 additions and 1 deletions
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12
src/engine/renderer/vk.cpp
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@ -2107,6 +2107,16 @@ void vk_begin_frame() {
VK_CHECK(vkBeginCommandBuffer(vk.command_buffer, &begin_info));
// Ensure visibility of writes to geometry buffers.
record_buffer_memory_barrier(vk.command_buffer, vk.vertex_buffer,
VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
VK_ACCESS_HOST_WRITE_BIT, VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT);
record_buffer_memory_barrier(vk.command_buffer, vk.index_buffer,
VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
VK_ACCESS_HOST_WRITE_BIT, VK_ACCESS_INDEX_READ_BIT);
// Begin render pass.
VkClearValue clear_values[2];
/// ignore clear_values[0] which corresponds to color attachment
clear_values[1].depthStencil.depth = 1.0;
@ -2123,8 +2133,8 @@ void vk_begin_frame() {
render_pass_begin_info.pClearValues = clear_values;
vkCmdBeginRenderPass(vk.command_buffer, &render_pass_begin_info, VK_SUBPASS_CONTENTS_INLINE);
vk_resources.dirty_attachments = false;
vk_resources.dirty_attachments = false;
vk.xyz_elements = 0;
vk.color_st_elements = 0;
vk.index_buffer_offset = 0;