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Python API: new GPUVertFormat constructor and vbo.fill_attribute method

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Reviewer: fclem

Differential Revision: https://developer.blender.org/D3760
This commit is contained in:
Jacques Lucke
2018-10-05 15:10:56 +02:00
parent 1aae42aa88
commit 564d37c4b6
4 changed files with 206 additions and 88 deletions
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1
source/blender/gpu/GPU_vertex_format.h
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@@ -87,6 +87,7 @@ uint GPU_vertformat_attr_add(
GPUVertFormat *, const char *name,
GPUVertCompType, uint comp_len, GPUVertFetchMode);
void GPU_vertformat_alias_add(GPUVertFormat *, const char *alias);
int GPU_vertformat_attr_id_get(const GPUVertFormat *, const char *name);
/* format conversion */

15
source/blender/gpu/intern/gpu_vertex_format.c
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@@ -34,6 +34,8 @@
#include <stddef.h>
#include <string.h>
#include "BLI_utildefines.h"
#define PACK_DEBUG 0
#if PACK_DEBUG
@@ -204,6 +206,19 @@ void GPU_vertformat_alias_add(GPUVertFormat *format, const char *alias)
attrib->name[attrib->name_len++] = copy_attrib_name(format, alias);
}
int GPU_vertformat_attr_id_get(const GPUVertFormat *format, const char *name)
{
for (int i = 0; i < format->attr_len; i++) {
const GPUVertAttr *attrib = format->attribs + i;
for (int j = 0; j < attrib->name_len; j++) {
if (STREQ(name, attrib->name[j])) {
return i;
}
}
}
return -1;
}
uint padding(uint offset, uint alignment)
{
const uint mod = offset % alignment;