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amiga/amiga_v: don't run copper cycles for ephemeral out of beam phase

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This commit is contained in:
angelosa 2025-01-01 12:39:59 +01:00
parent e750893311
commit 41eb43ca97
2 changed files with 2 additions and 2 deletions
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2
src/mame/amiga/amiga_v.cpp
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@ -554,7 +554,7 @@ void amiga_state::render_scanline(bitmap_rgb32 &bitmap, int scanline)
const bool out_of_beam = x >= amiga_state::SCREEN_WIDTH / 2; const bool out_of_beam = x >= amiga_state::SCREEN_WIDTH / 2;
/* time to execute the copper? */ /* time to execute the copper? */
if (x == next_copper_x) if (x == next_copper_x && !out_of_beam)
{ {
/* execute the next batch, restoring and re-saving color 0 around it */ /* execute the next batch, restoring and re-saving color 0 around it */
CUSTOM_REG(REG_COLOR00) = save_color0; CUSTOM_REG(REG_COLOR00) = save_color0;

2
src/mame/amiga/amigaaga.cpp
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@ -551,7 +551,7 @@ void amiga_state::aga_render_scanline(bitmap_rgb32 &bitmap, int scanline)
const bool out_of_beam = x >= amiga_state::SCREEN_WIDTH / 2; const bool out_of_beam = x >= amiga_state::SCREEN_WIDTH / 2;
/* time to execute the copper? */ /* time to execute the copper? */
if (x == next_copper_x) if (x == next_copper_x && !out_of_beam)
{ {
planes = (CUSTOM_REG(REG_BPLCON0) & (BPLCON0_BPU0 | BPLCON0_BPU1 | BPLCON0_BPU2)) >> 12; planes = (CUSTOM_REG(REG_BPLCON0) & (BPLCON0_BPU0 | BPLCON0_BPU1 | BPLCON0_BPU2)) >> 12;
// TODO: verify number of planes that doesn't go beyond 8 // TODO: verify number of planes that doesn't go beyond 8