391bd5e823
Instead of allocating the pass globally, get it from the currently bound viewport data. Pull Request: https://projects.blender.org/blender/blender/pulls/131330
109 lines
3.4 KiB
C++
109 lines
3.4 KiB
C++
/* SPDX-FileCopyrightText: 2017 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup draw
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*/
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#include "BLI_string_utils.hh"
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#include "BLI_utildefines.h"
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#include "DNA_pointcloud_types.h"
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#include "GPU_batch.hh"
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#include "GPU_capabilities.hh"
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#include "GPU_compute.hh"
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#include "GPU_material.hh"
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#include "GPU_shader.hh"
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#include "GPU_texture.hh"
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#include "GPU_vertex_buffer.hh"
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#include "DRW_gpu_wrapper.hh"
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#include "DRW_render.hh"
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#include "draw_attributes.hh"
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#include "draw_cache_impl.hh"
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#include "draw_common.hh"
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#include "draw_common_c.hh"
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#include "draw_manager_c.hh"
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#include "draw_pointcloud_private.hh"
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/* For drw_curves_get_attribute_sampler_name. */
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#include "draw_curves_private.hh"
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namespace blender::draw {
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static gpu::VertBuf *g_dummy_vbo = nullptr;
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void DRW_pointcloud_init()
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{
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if (g_dummy_vbo == nullptr) {
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/* initialize vertex format */
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GPUVertFormat format = {0};
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uint dummy_id = GPU_vertformat_attr_add(&format, "dummy", GPU_COMP_F32, 4, GPU_FETCH_FLOAT);
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g_dummy_vbo = GPU_vertbuf_create_with_format_ex(
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format, GPU_USAGE_STATIC | GPU_USAGE_FLAG_BUFFER_TEXTURE_ONLY);
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const float vert[4] = {0.0f, 0.0f, 0.0f, 0.0f};
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GPU_vertbuf_data_alloc(*g_dummy_vbo, 1);
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GPU_vertbuf_attr_fill(g_dummy_vbo, dummy_id, vert);
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}
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}
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void DRW_pointcloud_free()
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{
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GPU_VERTBUF_DISCARD_SAFE(g_dummy_vbo);
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}
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template<typename PassT>
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gpu::Batch *point_cloud_sub_pass_setup_implementation(PassT &sub_ps,
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Object *object,
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GPUMaterial *gpu_material)
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{
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BLI_assert(object->type == OB_POINTCLOUD);
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PointCloud &pointcloud = *static_cast<PointCloud *>(object->data);
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/* Fix issue with certain driver not drawing anything if there is no texture bound to
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* "ac", "au", "u" or "c". */
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sub_ps.bind_texture("u", g_dummy_vbo);
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sub_ps.bind_texture("au", g_dummy_vbo);
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sub_ps.bind_texture("c", g_dummy_vbo);
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sub_ps.bind_texture("ac", g_dummy_vbo);
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gpu::VertBuf *pos_rad_buf = pointcloud_position_and_radius_get(&pointcloud);
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sub_ps.bind_texture("ptcloud_pos_rad_tx", pos_rad_buf);
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if (gpu_material != nullptr) {
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ListBase gpu_attrs = GPU_material_attributes(gpu_material);
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LISTBASE_FOREACH (GPUMaterialAttribute *, gpu_attr, &gpu_attrs) {
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char sampler_name[32];
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/** NOTE: Reusing curve attribute function. */
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drw_curves_get_attribute_sampler_name(gpu_attr->name, sampler_name);
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gpu::VertBuf **attribute_buf = DRW_pointcloud_evaluated_attribute(&pointcloud,
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gpu_attr->name);
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sub_ps.bind_texture(sampler_name, (attribute_buf) ? attribute_buf : &g_dummy_vbo);
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}
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}
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gpu::Batch *geom = pointcloud_surface_get(&pointcloud);
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return geom;
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}
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gpu::Batch *point_cloud_sub_pass_setup(PassMain::Sub &sub_ps,
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Object *object,
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GPUMaterial *gpu_material)
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{
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return point_cloud_sub_pass_setup_implementation(sub_ps, object, gpu_material);
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}
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gpu::Batch *point_cloud_sub_pass_setup(PassSimple::Sub &sub_ps,
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Object *object,
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GPUMaterial *gpu_material)
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{
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return point_cloud_sub_pass_setup_implementation(sub_ps, object, gpu_material);
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}
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} // namespace blender::draw
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