Merge pull request #24943 from aqnuep/issue-18201

Mute errors on surface->index_array_len == 0 in the GLES3 renderer
This commit is contained in:
Rémi Verschelde 2019-06-01 12:12:09 +02:00 committed by GitHub
commit c34636cbc4
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -3772,28 +3772,30 @@ PoolVector<uint8_t> RasterizerStorageGLES3::mesh_surface_get_index_array(RID p_m
Surface *surface = mesh->surfaces[p_surface];
ERR_FAIL_COND_V(surface->index_array_len == 0, PoolVector<uint8_t>());
PoolVector<uint8_t> ret;
ret.resize(surface->index_array_byte_size);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, surface->index_id);
if (surface->index_array_byte_size > 0) {
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, surface->index_id);
#if defined(GLES_OVER_GL) || defined(__EMSCRIPTEN__)
{
PoolVector<uint8_t>::Write w = ret.write();
glGetBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 0, surface->index_array_byte_size, w.ptr());
}
{
PoolVector<uint8_t>::Write w = ret.write();
glGetBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 0, surface->index_array_byte_size, w.ptr());
}
#else
void *data = glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER, 0, surface->index_array_byte_size, GL_MAP_READ_BIT);
ERR_FAIL_NULL_V(data, PoolVector<uint8_t>());
{
PoolVector<uint8_t>::Write w = ret.write();
copymem(w.ptr(), data, surface->index_array_byte_size);
}
glUnmapBuffer(GL_ELEMENT_ARRAY_BUFFER);
void *data = glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER, 0, surface->index_array_byte_size, GL_MAP_READ_BIT);
ERR_FAIL_NULL_V(data, PoolVector<uint8_t>());
{
PoolVector<uint8_t>::Write w = ret.write();
copymem(w.ptr(), data, surface->index_array_byte_size);
}
glUnmapBuffer(GL_ELEMENT_ARRAY_BUFFER);
#endif
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
}
return ret;
}