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Fix invalid crash in mesh_add_surface

This commit is contained in:
qarmin 2019-06-09 14:49:59 +02:00
parent abbbde87e2
commit 99ba021404
1 changed files with 3 additions and 3 deletions
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6
drivers/gles3/rasterizer_storage_gles3.cpp
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@ -3501,7 +3501,7 @@ void RasterizerStorageGLES3::mesh_add_surface(RID p_mesh, uint32_t p_format, VS:
if (p_vertex_count < (1 << 16)) { if (p_vertex_count < (1 << 16)) {
//read 16 bit indices //read 16 bit indices
const uint16_t *src_idx = (const uint16_t *)ir.ptr(); const uint16_t *src_idx = (const uint16_t *)ir.ptr();
for (int i = 0; i < index_count; i += 6) { for (int i = 0; i + 5 < index_count; i += 6) {
wr[i + 0] = src_idx[i / 2]; wr[i + 0] = src_idx[i / 2];
wr[i + 1] = src_idx[i / 2 + 1]; wr[i + 1] = src_idx[i / 2 + 1];
@ -3515,7 +3515,7 @@ void RasterizerStorageGLES3::mesh_add_surface(RID p_mesh, uint32_t p_format, VS:
//read 16 bit indices //read 16 bit indices
const uint32_t *src_idx = (const uint32_t *)ir.ptr(); const uint32_t *src_idx = (const uint32_t *)ir.ptr();
for (int i = 0; i < index_count; i += 6) { for (int i = 0; i + 5 < index_count; i += 6) {
wr[i + 0] = src_idx[i / 2]; wr[i + 0] = src_idx[i / 2];
wr[i + 1] = src_idx[i / 2 + 1]; wr[i + 1] = src_idx[i / 2 + 1];
@ -3531,7 +3531,7 @@ void RasterizerStorageGLES3::mesh_add_surface(RID p_mesh, uint32_t p_format, VS:
index_count = p_vertex_count * 2; index_count = p_vertex_count * 2;
wf_indices.resize(index_count); wf_indices.resize(index_count);
PoolVector<uint32_t>::Write wr = wf_indices.write(); PoolVector<uint32_t>::Write wr = wf_indices.write();
for (int i = 0; i < index_count; i += 6) { for (int i = 0; i + 5 < index_count; i += 6) {
wr[i + 0] = i / 2; wr[i + 0] = i / 2;
wr[i + 1] = i / 2 + 1; wr[i + 1] = i / 2 + 1;