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remove redundant mesh binding code

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This commit is contained in:
Carter Anderson 2020-06-01 22:24:36 -07:00
parent 5bcd594cb4
commit 97142a68d1
1 changed files with 5 additions and 37 deletions
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42
crates/bevy_render/src/draw_target/draw_targets/assigned_meshes_draw_target.rs
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@ -3,12 +3,10 @@ use legion::prelude::*;
use crate::{
draw_target::DrawTarget,
mesh::{self, Mesh},
pass::RenderPass,
pipeline::{PipelineAssignments, PipelineDescriptor},
render_resource::{
EntitiesWaitingForAssets, EntityRenderResourceAssignments,
RenderResourceAssignments, ResourceInfo,
EntitiesWaitingForAssets, EntityRenderResourceAssignments, RenderResourceAssignments,
},
renderer::RenderContext,
Renderable,
@ -34,8 +32,6 @@ impl DrawTarget for AssignedMeshesDrawTarget {
let entity_render_resource_assignments =
resources.get::<EntityRenderResourceAssignments>().unwrap();
let entities_waiting_for_assets = resources.get::<EntitiesWaitingForAssets>().unwrap();
let mut current_mesh_handle = None;
let mut current_mesh_index_len = 0;
let global_render_resource_assignments =
resources.get::<RenderResourceAssignments>().unwrap();
render_pass.set_render_resources(pipeline_descriptor, &global_render_resource_assignments);
@ -58,40 +54,12 @@ impl DrawTarget for AssignedMeshesDrawTarget {
continue;
}
let mesh_handle = *world.get_component::<Handle<Mesh>>(*entity).unwrap();
let render_context = render_pass.get_render_context();
let render_resources = render_context.resources();
// TODO: this can be removed
if current_mesh_handle != Some(mesh_handle) {
if let Some(vertex_buffer_resource) = render_resources
.get_asset_resource(mesh_handle, mesh::VERTEX_BUFFER_ASSET_INDEX)
{
let index_buffer_resource = render_resources
.get_asset_resource(mesh_handle, mesh::INDEX_BUFFER_ASSET_INDEX)
.unwrap();
render_resources.get_resource_info(
index_buffer_resource,
&mut |resource_info| match resource_info {
Some(ResourceInfo::Buffer(buffer_info)) => {
current_mesh_index_len = (buffer_info.size / 2) as u32
}
_ => panic!("expected a buffer type"),
},
);
render_pass.set_index_buffer(index_buffer_resource, 0);
render_pass.set_vertex_buffer(0, vertex_buffer_resource, 0);
}
// TODO: Verify buffer format matches render pass
current_mesh_handle = Some(mesh_handle);
}
// TODO: validate bind group properties against shader uniform properties at least once
render_pass.set_render_resources(
if let Some(indices) = render_pass.set_render_resources(
pipeline_descriptor,
&renderable.render_resource_assignments,
);
render_pass.draw_indexed(0..current_mesh_index_len, 0, 0..1);
) {
render_pass.draw_indexed(indices, 0, 0..1);
}
}
}
}