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Stubs in sprite containers.

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This commit is contained in:
Thomas Harte 2021-07-22 19:00:26 -04:00
parent 9468adf737
commit d1ac54fe92
1 changed files with 37 additions and 0 deletions
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37
Machines/Amiga/Amiga.cpp
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@ -261,6 +261,26 @@ class ConcreteMachine:
LOG("TODO: coprocessor instruction fetch identity " << PADHEX(4) << cycle.value16()); LOG("TODO: coprocessor instruction fetch identity " << PADHEX(4) << cycle.value16());
break; break;
// Sprites.
#define Sprite(index, pointer, position) \
case Write(pointer + 0): sprites_[index].set_pointer(16, cycle.value16()); break; \
case Write(pointer + 2): sprites_[index].set_pointer(0, cycle.value16()); break; \
case Write(position + 0): sprites_[index].set_start_position(cycle.value16()); break; \
case Write(position + 2): sprites_[index].set_stop_and_control(cycle.value16()); break; \
case Write(position + 4): sprites_[index].set_image_data(0, cycle.value16()); break; \
case Write(position + 6): sprites_[index].set_image_data(1, cycle.value16()); break;
Sprite(0, 0x120, 0x140);
Sprite(1, 0x124, 0x148);
Sprite(2, 0x128, 0x150);
Sprite(3, 0x12c, 0x158);
Sprite(4, 0x130, 0x160);
Sprite(5, 0x134, 0x168);
Sprite(6, 0x138, 0x170);
Sprite(7, 0x13c, 0x178);
#undef Sprite
// Colour palette. // Colour palette.
case Write(0x180): case Write(0x182): case Write(0x184): case Write(0x186): case Write(0x180): case Write(0x182): case Write(0x184): case Write(0x186):
case Write(0x188): case Write(0x18a): case Write(0x18c): case Write(0x18e): case Write(0x188): case Write(0x18a): case Write(0x18c): case Write(0x18e):
@ -374,6 +394,23 @@ class ConcreteMachine:
// TODO. // TODO.
} }
// MARK: - Sprites.
struct Sprite {
void set_pointer(int shift, uint16_t value) {
LOG("Sprite pointer with shift " << shift << " to " << PADHEX(4) << value);
}
void set_start_position(uint16_t value) {
LOG("Sprite start position " << PADHEX(4) << value);
}
void set_stop_and_control(uint16_t value) {
LOG("Sprite stop and control " << PADHEX(4) << value);
}
void set_image_data(int slot, uint16_t value) {
LOG("Sprite image data " << slot << " to " << PADHEX(4) << value);
}
} sprites_[8];
// MARK: - DMA control, blitter and Paula. // MARK: - DMA control, blitter and Paula.
uint16_t dma_control_ = 0; uint16_t dma_control_ = 0;