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Limit Projection Matrix Data count to <= 16

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This commit is contained in:
LunaMoo 2017-01-24 02:33:16 +01:00
parent 58f731d734
commit c81dc7bd55
1 changed files with 5 additions and 4 deletions
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9
GPU/GPUCommon.cpp
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@ -1296,7 +1296,7 @@ void GPUCommon::Execute_ProjMtxNum(u32 op, u32 diff) {
}
const int count = i;
gstate.projmtxnum = (GE_CMD_PROJMATRIXNUMBER << 24) | ((op + count) & 0xF);
gstate.projmtxnum = (GE_CMD_PROJMATRIXNUMBER << 24) | ((op + count) & 0x1F);
// Skip over the loaded data, it's done now.
UpdatePC(currentList->pc, currentList->pc + count * 4);
@ -1305,15 +1305,16 @@ void GPUCommon::Execute_ProjMtxNum(u32 op, u32 diff) {
void GPUCommon::Execute_ProjMtxData(u32 op, u32 diff) {
// Note: it's uncommon to get here now, see above.
int num = gstate.projmtxnum & 0xF;
int num = gstate.projmtxnum & 0x1F; // NOTE: Changed from 0xF to catch overflows
u32 newVal = op << 8;
if (newVal != ((const u32 *)gstate.projMatrix)[num]) {
if (num < 0x10 && newVal != ((const u32 *)gstate.projMatrix)[num]) {
Flush();
((u32 *)gstate.projMatrix)[num] = newVal;
shaderManager_->DirtyUniform(DIRTY_PROJMATRIX);
}
num++;
gstate.projmtxnum = (GE_CMD_PROJMATRIXNUMBER << 24) | (num & 0xF);
if (num <= 16)
gstate.projmtxnum = (GE_CMD_PROJMATRIXNUMBER << 24) | (num & 0xF);
}
void GPUCommon::Execute_TgenMtxNum(u32 op, u32 diff) {