backup/DDrawCompat
1
0
Fork 0
mirror of https://github.com/narzoul/DDrawCompat synced 2024-12-30 08:55:36 +01:00
Code Issues Projects Releases Activity

Fixed index buffer overflow

Browse Source 
Fixes a crash in Laghaim.
See issue #98.
This commit is contained in:
narzoul 2021-05-08 10:31:18 +02:00
parent af6cafd65e
commit dfbc27247a
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
DDrawCompat/D3dDdi/DrawPrimitive.cpp
View File

@ -7,7 +7,7 @@
namespace namespace
{ {
const UINT INDEX_BUFFER_SIZE = 256 * 1024; const UINT INDEX_BUFFER_SIZE = D3DMAXNUMPRIMITIVES * 3 * sizeof(UINT16);
const UINT VERTEX_BUFFER_SIZE = 1024 * 1024; const UINT VERTEX_BUFFER_SIZE = 1024 * 1024;
UINT getVertexCount(D3DPRIMITIVETYPE primitiveType, UINT primitiveCount) UINT getVertexCount(D3DPRIMITIVETYPE primitiveType, UINT primitiveCount)
@ -203,7 +203,7 @@ namespace D3dDdi
bool DrawPrimitive::appendPrimitives(D3DPRIMITIVETYPE primitiveType, INT baseVertexIndex, UINT primitiveCount, bool DrawPrimitive::appendPrimitives(D3DPRIMITIVETYPE primitiveType, INT baseVertexIndex, UINT primitiveCount,
const UINT16* indices, UINT minIndex, UINT maxIndex) const UINT16* indices, UINT minIndex, UINT maxIndex)
{ {
if ((m_batched.primitiveCount + primitiveCount) * 3 > D3DMAXNUMVERTICES) if (m_batched.primitiveCount + primitiveCount > D3DMAXNUMPRIMITIVES)
{ {
return false; return false;
} }