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d3d12: Avoid an extra vertex copy

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This commit is contained in:
Vincent Lejeune 2015-10-14 19:47:09 +02:00
parent b0f8611f49
commit a2997a1109
7 changed files with 142 additions and 131 deletions
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55
rpcs3/Emu/RSX/RSXThread.cpp
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@ -10,6 +10,8 @@
#include "Emu/SysCalls/CB_FUNC.h"
#include "Emu/SysCalls/lv2/sys_time.h"
#include "Common/BufferUtils.h"
#include "Utilities/types.h"
extern "C"
@ -823,68 +825,19 @@ namespace rsx
for (int index = 0; index < limits::vertex_count; ++index)
{
auto &info = vertex_arrays_info[index];
const auto &info = vertex_arrays_info[index];
if (!info.array) // disabled or not a vertex array
{
continue;
}
auto &data = vertex_arrays[index];
if (info.frequency > 1)
{
LOG_ERROR(RSX, "%s: frequency is not null (%d, index=%d)", __FUNCTION__, info.frequency, index);
}
u32 offset = method_registers[NV4097_SET_VERTEX_DATA_ARRAY_OFFSET + index];
u32 address = get_address(offset & 0x7fffffff, offset >> 31);
u32 type_size = get_vertex_type_size(info.type);
u32 element_size = type_size * info.size;
u32 dst_position = (u32)data.size();
data.resize(dst_position + count * element_size);
u32 base_offset = method_registers[NV4097_SET_VERTEX_DATA_BASE_OFFSET];
u32 base_index = method_registers[NV4097_SET_VERTEX_DATA_BASE_INDEX];
for (u32 i = 0; i < count; ++i)
{
const u8* src = vm::_ptr<u8>(address + base_offset + info.stride * (first + i + base_index));
u8* dst = data.data() + dst_position + i * element_size;
switch (type_size)
{
case 1:
memcpy(dst, src, info.size);
break;
case 2:
{
auto* c_src = (const be_t<u16>*)src;
u16* c_dst = (u16*)dst;
for (u32 j = 0; j < info.size; ++j)
{
*c_dst++ = *c_src++;
}
break;
}
case 4:
{
auto* c_src = (const be_t<u32>*)src;
u32* c_dst = (u32*)dst;
for (u32 j = 0; j < info.size; ++j)
{
*c_dst++ = *c_src++;
}
break;
}
}
}
write_vertex_array_data_to_buffer(data.data() + dst_position, first, count, index, info);
}
}