Rim/h1-mod
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Add iw6 leafTable patch

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allows loading of iw6 leaftable data
This commit is contained in:
quaK 2023-04-16 15:37:08 +03:00
parent dc7e0c1a08
commit 70d8316738
1 changed files with 46 additions and 0 deletions
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46
src/client/component/map_patches.cpp
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@ -7,6 +7,49 @@
namespace map_patches
{
struct GfxLightGridTree
{
unsigned char index;
unsigned char maxDepth;
char unused[2];
int nodeCount;
int leafCount;
int coordMinGridSpace[3];
int coordMaxGridSpace[3];
int coordHalfSizeGridSpace[3];
int defaultColorIndexBitCount;
int defaultLightIndexBitCount;
unsigned int* p_nodeTable;
int leafTableSize;
unsigned char* p_leafTable;
};
enum leaf_table_version : std::int8_t
{
h2 = 0i8,
h1 = 0i8,
s1 = 0i8,
iw6 = 1i8,
};
utils::hook::detour r_decode_light_grid_block_hook;
void r_decode_light_grid_block_stub(GfxLightGridTree* p_tree, int child_mask,
char child_index, int encoded_node_address, char* p_node_raw, char* p_leaf_raw)
{
static const auto p_address = 0x6A032E_b + 1;
if (p_tree->unused[0] == leaf_table_version::iw6)
{
utils::hook::set<uint8_t>(p_address, 6); // iw6
}
else
{
utils::hook::set<uint8_t>(p_address, 7); // s1,h1,h2
}
r_decode_light_grid_block_hook.invoke<void>(p_tree, child_mask,
child_index, encoded_node_address, p_node_raw, p_leaf_raw);
}
class component final : public component_interface
{
public:
@ -20,6 +63,9 @@ namespace map_patches
// skip fx name prefix checks
utils::hook::set<uint8_t>(0x2F377D_b, 0xEB); // createfx parse
utils::hook::set<uint8_t>(0x4444E0_b, 0xEB); // scr_loadfx
// patch iw6 leafTable decoding
r_decode_light_grid_block_hook.create(0x69E7D0_b, r_decode_light_grid_block_stub);
}
};
}