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| author | Bertrand Augereau | 2011-08-03 18:11:19 +0200 |
|---|---|---|
| committer | Bertrand Augereau | 2011-08-03 18:39:24 +0200 |
| commit | 8ee7ed10664c9c4c6ed944acf489e973be37b327 (patch) | |
| tree | 3cd3adcbea7f409fecf0b4b3a3d3ced48732055c | |
| parent | 135efa50a1f96632dae985b593888eb706006d75 (diff) | |
| download | scummvm-rg350-8ee7ed10664c9c4c6ed944acf489e973be37b327.tar.gz scummvm-rg350-8ee7ed10664c9c4c6ed944acf489e973be37b327.tar.bz2 scummvm-rg350-8ee7ed10664c9c4c6ed944acf489e973be37b327.zip | |
DREAMWEB: Less register usage in 'plotreel'
| -rw-r--r-- | engines/dreamweb/structs.h | 7 | ||||
| -rw-r--r-- | engines/dreamweb/stubs.cpp | 24 |
2 files changed, 11 insertions, 20 deletions
diff --git a/engines/dreamweb/structs.h b/engines/dreamweb/structs.h index a567384c00..48b3f914d0 100644 --- a/engines/dreamweb/structs.h +++ b/engines/dreamweb/structs.h @@ -87,9 +87,10 @@ struct Frame { }; struct Reel { - uint16 _frame; - uint16 frame() const { return READ_LE_UINT16(&_frame); } - void setFrame(uint16 v) { WRITE_LE_UINT16(&_frame, v); } + uint8 frame_lo; + uint8 frame_hi; + uint16 frame() const { return READ_LE_UINT16(&frame_lo); } + void setFrame(uint16 v) { WRITE_LE_UINT16(&frame_lo, v); } uint8 x; uint8 y; uint8 b4; diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp index 12e3905657..c95091a464 100644 --- a/engines/dreamweb/stubs.cpp +++ b/engines/dreamweb/stubs.cpp @@ -835,36 +835,26 @@ void DreamGenContext::dealwithspecial() { void DreamGenContext::plotreel() { getreelstart(); + Reel *reel = (Reel *)es.ptr(si, sizeof(Reel)); while (true) { - push(es); - push(si); - ax = es.word(si+2); + al = reel->x; + ah = reel->y; if (al < 220) break; if (al == 255) break; dealwithspecial(); _inc(data.word(kReelpointer)); - si = pop(); - es = pop(); - _add(si, 40); + reel += 8; } for (size_t i = 0; i < 8; ++i) { - push(cx); - push(es); - push(si); - ax = es.word(si); + ax = reel->frame(); if (ax != 0xffff) - showreelframe(); - si = pop(); - es = pop(); - cx = pop(); - _add(si, 5); + showreelframe(reel); + ++reel; } soundonreels(); - bx = pop(); - es = pop(); } void DreamGenContext::crosshair() { |