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[vulkan] Wait on physics event before drawing particles 

This should be more correct. At least it passes validation on my laptop
(intel/llvm): I had trouble with it on nvidia.
This commit is contained in:
Bill Currie 2022-11-28 15:16:52 +09:00
parent 51f3d9b777
commit 24c08a8dc4
1 changed files with 51 additions and 5 deletions
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56
libs/video/renderer/vulkan/vulkan_particles.c
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@ -131,6 +131,34 @@ Vulkan_DrawParticles (qfv_renderframe_t *rFrame)
particle_begin_subpass (pctx->draw, rFrame);
VkBufferMemoryBarrier barrier[] = {
{ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, 0,
VK_ACCESS_SHADER_READ_BIT
| VK_ACCESS_SHADER_WRITE_BIT,
VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT,
0, 0,
pframe->states, 0, VK_WHOLE_SIZE },
{ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, 0,
VK_ACCESS_SHADER_READ_BIT
| VK_ACCESS_SHADER_WRITE_BIT,
VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT,
0, 0,
pframe->params, 0, VK_WHOLE_SIZE },
{ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, 0,
VK_ACCESS_SHADER_READ_BIT
| VK_ACCESS_SHADER_WRITE_BIT,
VK_ACCESS_INDIRECT_COMMAND_READ_BIT,
0, 0,
pframe->system, 0, VK_WHOLE_SIZE },
};
dfunc->vkCmdWaitEvents (cmd, 1, &pframe->physicsEvent,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT
| VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
0, 0,
3, barrier,
0, 0);
mat4f_t mat;
mat4fidentity (mat);
qfv_push_constants_t push_constants[] = {
@ -374,9 +402,12 @@ particles_update (qfv_renderframe_t *rFrame)
qfv_parameters_t *params = (qfv_parameters_t *)((byte *)system + paramoffs);
memcpy (params, pctx->psystem->partparams, paramsize);
partsize = max (1, partsize);
paramsize = max (1, paramsize);
VkDescriptorBufferInfo bufferInfo[] = {
{ packet->stage->buffer, partoffs, partsize ? partsize : 1},
{ packet->stage->buffer, paramoffs, paramsize ? paramsize : 1},
{ packet->stage->buffer, partoffs, partsize},
{ packet->stage->buffer, paramoffs, paramsize},
{ packet->stage->buffer, 0, syssize },
};
VkWriteDescriptorSet write[] = {
@ -391,6 +422,21 @@ particles_update (qfv_renderframe_t *rFrame)
dfunc->vkResetEvent (device->dev, pframe->updateEvent);
dfunc->vkResetEvent (device->dev, pframe->physicsEvent);
VkBufferMemoryBarrier pl_barrier[] = {
{ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, 0,
0,
VK_ACCESS_SHADER_READ_BIT,
0, 0,
packet->stage->buffer, 0, paramoffs + paramsize },
};
dfunc->vkCmdPipelineBarrier (packet->cmd,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
0,
0, 0,
1, pl_barrier,
0, 0);
dfunc->vkCmdBindPipeline (packet->cmd, VK_PIPELINE_BIND_POINT_COMPUTE,
pctx->update);
VkDescriptorSet set[3] = {
@ -404,7 +450,7 @@ particles_update (qfv_renderframe_t *rFrame)
dfunc->vkCmdSetEvent (packet->cmd, pframe->updateEvent,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT);
VkBufferMemoryBarrier barrier[] = {
VkBufferMemoryBarrier ev_barrier[] = {
{ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, 0,
VK_ACCESS_SHADER_WRITE_BIT,
VK_ACCESS_SHADER_READ_BIT
@ -428,7 +474,7 @@ particles_update (qfv_renderframe_t *rFrame)
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
0, 0,
3, barrier,
3, ev_barrier,
0, 0);
dfunc->vkCmdBindPipeline (packet->cmd, VK_PIPELINE_BIND_POINT_COMPUTE,
pctx->physics);
@ -451,7 +497,7 @@ particles_update (qfv_renderframe_t *rFrame)
2, push_constants);
dfunc->vkCmdDispatch (packet->cmd, MaxParticles, 1, 1);
dfunc->vkCmdSetEvent (packet->cmd, pframe->physicsEvent,
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT);
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT);
QFV_PacketSubmit (packet);
pctx->psystem->numparticles = 0;