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nv2a: Set content of disabled register combiner stages to zero

This commit is contained in:
Stefan Schmidt 2019-01-29 13:44:10 +01:00 committed by mborgerson
parent f3d7e72a5c
commit 960698a24e
1 changed files with 9 additions and 1 deletions
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10
hw/xbox/nv2a/nv2a_pgraph.c
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@ -3083,7 +3083,15 @@ static void pgraph_bind_shaders(PGRAPHState *pg)
last_y = y;
}
for (i = 0; i < 8; i++) {
/* FIXME: We should memset(state, 0x00, sizeof(state)) instead */
memset(state.psh.rgb_inputs, 0, sizeof(state.psh.rgb_inputs));
memset(state.psh.rgb_outputs, 0, sizeof(state.psh.rgb_outputs));
memset(state.psh.alpha_inputs, 0, sizeof(state.psh.alpha_inputs));
memset(state.psh.alpha_outputs, 0, sizeof(state.psh.alpha_outputs));
/* Copy content of enabled combiner stages */
int num_stages = pg->regs[NV_PGRAPH_COMBINECTL] & 0xFF;
for (i = 0; i < num_stages; i++) {
state.psh.rgb_inputs[i] = pg->regs[NV_PGRAPH_COMBINECOLORI0 + i * 4];
state.psh.rgb_outputs[i] = pg->regs[NV_PGRAPH_COMBINECOLORO0 + i * 4];
state.psh.alpha_inputs[i] = pg->regs[NV_PGRAPH_COMBINEALPHAI0 + i * 4];