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blender-archive/source/blender/draw/intern/draw_attributes.h
Hans Goudey 3c2a2a6c96 Cleanup: Always store attribute name in attribute request
Previously the attribute name was only stored in the request for curves.
Instead, pass it as part of the "add request" function, so that it is
always used. Since the whole attribute pipeline is name-based,
this can simplify code in a few places.
2022-06-18 11:48:51 +02:00

62 lines
1.6 KiB
C++

/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2022 Blender Foundation. All rights reserved. */
/** \file
* \ingroup draw
*
* \brief Utilities for rendering attributes.
*/
#pragma once
#include "DNA_customdata_types.h"
#include "DNA_meshdata_types.h"
#include "BKE_attribute.h"
#include "BLI_sys_types.h"
#include "BLI_threads.h"
#include "GPU_shader.h"
#include "GPU_vertex_format.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct DRW_AttributeRequest {
eCustomDataType cd_type;
int layer_index;
eAttrDomain domain;
char attribute_name[64];
} DRW_AttributeRequest;
typedef struct DRW_Attributes {
DRW_AttributeRequest requests[GPU_MAX_ATTR];
int num_requests;
} DRW_Attributes;
void drw_attributes_clear(DRW_Attributes *attributes);
void drw_attributes_merge(DRW_Attributes *dst,
const DRW_Attributes *src,
ThreadMutex *render_mutex);
/* Return true if all requests in b are in a. */
bool drw_attributes_overlap(const DRW_Attributes *a, const DRW_Attributes *b);
DRW_AttributeRequest *drw_attributes_add_request(DRW_Attributes *attrs,
const char *name,
eCustomDataType data_type,
int layer_index,
eAttrDomain domain);
bool drw_custom_data_match_attribute(const CustomData *custom_data,
const char *name,
int *r_layer_index,
eCustomDataType *r_type);
#ifdef __cplusplus
}
#endif