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c/main: Refactor mesh descriptor and UBO upload

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This commit is contained in:
Jakob Bornecrantz 2021-04-15 21:25:39 +01:00
parent 67430358c2
commit 765feb6fe1
3 changed files with 82 additions and 39 deletions
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60
src/xrt/compositor/main/comp_renderer.c
View file

@ -218,12 +218,25 @@ renderer_build_rendering(struct comp_renderer *r, struct comp_rendering *rr, uin
struct xrt_view *l_v = &r->c->xdev->hmd->views[0];
struct xrt_view *r_v = &r->c->xdev->hmd->views[1];
struct comp_mesh_ubo_data l_data = {
.vertex_rot = l_v->rot,
};
struct comp_mesh_ubo_data r_data = {
.vertex_rot = r_v->rot,
/*
* Init
*/
comp_rendering_init(c, &c->nr, rr);
/*
* Update
*/
struct comp_mesh_ubo_data distortion_data[2] = {
{
.vertex_rot = l_v->rot,
},
{
.vertex_rot = r_v->rot,
},
};
const struct xrt_matrix_2x2 rotation_90_cw = {{
@ -235,15 +248,30 @@ renderer_build_rendering(struct comp_renderer *r, struct comp_rendering *rr, uin
}};
if (pre_rotate) {
math_matrix_2x2_multiply(&l_v->rot, &rotation_90_cw, &l_data.vertex_rot);
math_matrix_2x2_multiply(&r_v->rot, &rotation_90_cw, &r_data.vertex_rot);
math_matrix_2x2_multiply(&distortion_data[0].vertex_rot, //
&rotation_90_cw, //
&distortion_data[0].vertex_rot); //
math_matrix_2x2_multiply(&distortion_data[1].vertex_rot, //
&rotation_90_cw, //
&distortion_data[1].vertex_rot); //
}
/*
* Init
*/
comp_draw_update_distortion(rr, //
0, // view_index
r->lr->framebuffers[0].sampler, //
r->lr->framebuffers[0].view, //
&distortion_data[0]); //
comp_rendering_init(c, &c->nr, rr);
comp_draw_update_distortion(rr, //
1, // view_index
r->lr->framebuffers[1].sampler, //
r->lr->framebuffers[1].view, //
&distortion_data[1]); //
/*
* Target
*/
comp_draw_begin_target_single( //
rr, //
@ -260,10 +288,7 @@ renderer_build_rendering(struct comp_renderer *r, struct comp_rendering *rr, uin
0, // view_index
&l_viewport_data); // viewport_data
comp_draw_distortion(rr, //
r->lr->framebuffers[0].sampler, //
r->lr->framebuffers[0].view, //
&l_data); //
comp_draw_distortion(rr);
comp_draw_end_view(rr);
@ -277,10 +302,7 @@ renderer_build_rendering(struct comp_renderer *r, struct comp_rendering *rr, uin
1, // view_index
&r_viewport_data); // viewport_data
comp_draw_distortion(rr, //
r->lr->framebuffers[1].sampler, //
r->lr->framebuffers[1].view, //
&r_data); //
comp_draw_distortion(rr);
comp_draw_end_view(rr);

20
src/xrt/compositor/render/comp_render.h
View file

@ -390,10 +390,22 @@ comp_draw_cylinder_layer(
struct comp_rendering *rr, uint32_t layer, VkSampler sampler, VkImageView image_view, struct xrt_layer_data *data);
void
comp_draw_distortion(struct comp_rendering *rr,
VkSampler sampler,
VkImageView image_view,
struct comp_mesh_ubo_data *data);
comp_draw_distortion(struct comp_rendering *rr);
/*
*
* Update functions.
*
*/
void
comp_draw_update_distortion(struct comp_rendering *rr,
uint32_t view,
VkSampler sampler,
VkImageView image_view,
struct comp_mesh_ubo_data *data);
/*

41
src/xrt/compositor/render/comp_rendering.c
View file

@ -736,10 +736,7 @@ comp_draw_end_view(struct comp_rendering *rr)
}
void
comp_draw_distortion(struct comp_rendering *rr,
VkSampler sampler,
VkImageView image_view,
struct comp_mesh_ubo_data *data)
comp_draw_distortion(struct comp_rendering *rr)
{
struct vk_bundle *vk = &rr->c->vk;
struct comp_resources *r = rr->r;
@ -751,18 +748,6 @@ comp_draw_distortion(struct comp_rendering *rr,
* Descriptors and pipeline.
*/
comp_buffer_write(vk, &v->mesh.ubo, data, sizeof(struct comp_mesh_ubo_data));
update_mesh_discriptor_set( //
vk, // vk_bundle
r->mesh.src_binding, // src_binding
sampler, // sampler
image_view, // image_view
r->mesh.ubo_binding, // ubo_binding
v->mesh.ubo.buffer, // buffer
VK_WHOLE_SIZE, // size
v->mesh.descriptor_set); // descriptor_set
VkDescriptorSet descriptor_sets[1] = {v->mesh.descriptor_set};
vk->vkCmdBindDescriptorSets( //
rr->cmd, // commandBuffer
@ -823,3 +808,27 @@ comp_draw_distortion(struct comp_rendering *rr,
0); // firstInstance
}
}
void
comp_draw_update_distortion(struct comp_rendering *rr,
uint32_t view_index,
VkSampler sampler,
VkImageView image_view,
struct comp_mesh_ubo_data *data)
{
struct vk_bundle *vk = &rr->c->vk;
struct comp_resources *r = rr->r;
struct comp_rendering_view *v = &rr->views[view_index];
comp_buffer_write(vk, &v->mesh.ubo, data, sizeof(struct comp_mesh_ubo_data));
update_mesh_discriptor_set( //
vk, // vk_bundle
r->mesh.src_binding, // src_binding
sampler, // sampler
image_view, // image_view
r->mesh.ubo_binding, // ubo_binding
v->mesh.ubo.buffer, // buffer
VK_WHOLE_SIZE, // size
v->mesh.descriptor_set); // descriptor_set
}