81 lines
3.3 KiB
C++
81 lines
3.3 KiB
C++
#include "holly/core/region_array.hpp"
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#include "holly/core/region_array_bits.hpp"
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#include "sh7091/store_queue_transfer.hpp"
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#include "systembus/systembus.hpp"
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namespace holly::core::region_array {
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void transfer(const int tile_width,
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const int tile_height,
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const list_block_size& list_block_size,
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const uint32_t region_array_start,
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const uint32_t object_list_start)
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{
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const uint32_t ol_base = object_list_start;
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const uint32_t num_tiles = tile_width * tile_height;
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//region_array_entry region_array[num_tiles];
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volatile region_array_entry * region_array = (volatile region_array_entry * )&texture_memory32[region_array_start];
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int ix = 0;
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for (int y = 0; y < tile_height; y++) {
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for (int x = 0; x < tile_width; x++) {
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int rix = x * tile_height + y;
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//int rix = y * tile_width + x;
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region_array[rix].tile = tile::y_position(y)
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| tile::x_position(x);
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if (y == (tile_height - 1) && x == (tile_width - 1))
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region_array[rix].tile |= tile::last_region;
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region_array[rix].list_pointer.opaque = (list_block_size.opaque == 0) ? list_pointer::empty :
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(ol_base + (list_block_size.opaque * ix)
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);
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region_array[rix].list_pointer.opaque_modifier_volume = (list_block_size.opaque_modifier_volume == 0) ? list_pointer::empty :
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(ol_base + num_tiles * ( list_block_size.opaque
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)
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+ (list_block_size.opaque_modifier_volume * ix)
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);
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region_array[rix].list_pointer.translucent = (list_block_size.translucent == 0) ? list_pointer::empty :
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(ol_base + num_tiles * ( list_block_size.opaque
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+ list_block_size.opaque_modifier_volume
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)
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+ (list_block_size.translucent * ix)
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);
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region_array[rix].list_pointer.translucent_modifier_volume = (list_block_size.translucent_modifier_volume == 0) ? list_pointer::empty :
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(ol_base + num_tiles * ( list_block_size.opaque
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+ list_block_size.opaque_modifier_volume
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+ list_block_size.translucent
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)
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+ (list_block_size.translucent_modifier_volume * ix)
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);
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region_array[rix].list_pointer.punch_through = (list_block_size.punch_through == 0) ? list_pointer::empty :
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(ol_base + num_tiles * ( list_block_size.opaque
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+ list_block_size.opaque_modifier_volume
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+ list_block_size.translucent
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+ list_block_size.translucent_modifier_volume
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)
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+ (list_block_size.punch_through * ix)
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);
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ix += 1;
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}
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}
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/*
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using systembus::systembus;
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systembus.LMMODE0 = 1; // 32-bit address space
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systembus.LMMODE1 = 1; // 32-bit address space
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void * dst = (void *)(&ta_fifo_texture_memory[region_array_start]);
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void * src = (void *)(region_array);
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sh7091::store_queue_transfer::copy(dst, src, (sizeof (region_array_entry)) * num_tiles);
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*/
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}
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}
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