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GetAudioRendererWorkBufferSize impl (#465)

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* GetAudioRendererWorkBufferSize impl

Impl of GetAudioRendererWorkBufferSize based on RE, if this can be cleaned up, please contribute!

* Naming conventions

* Removed unneeded placeholder

* lioncache changes

* fixed const

* switched to Common::AlignUp
This commit is contained in:
David 2018-05-25 19:30:02 -07:00 committed by bunnei
parent aee356bd10
commit e6df4b37db
2 changed files with 88 additions and 2 deletions
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65
src/core/hle/service/audio/audren_u.cpp
View File

@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/alignment.h"
#include "common/logging/log.h"
#include "core/core_timing.h"
#include "core/hle/ipc_helpers.h"
@ -256,12 +257,62 @@ void AudRenU::OpenAudioRenderer(Kernel::HLERequestContext& ctx) {
}
void AudRenU::GetAudioRendererWorkBufferSize(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
auto params = rp.PopRaw<WorkerBufferParameters>();
u64 buffer_sz = Common::AlignUp(4 * params.unknown8, 0x40);
buffer_sz += params.unknownC * 1024;
buffer_sz += 0x940 * (params.unknownC + 1);
buffer_sz += 0x3F0 * params.voice_count;
buffer_sz += Common::AlignUp(8 * (params.unknownC + 1), 0x10);
buffer_sz += Common::AlignUp(8 * params.voice_count, 0x10);
buffer_sz +=
Common::AlignUp((0x3C0 * (params.sink_count + params.unknownC) + 4 * params.sample_count) *
(params.unknown8 + 6),
0x40);
if (IsFeatureSupported(AudioFeatures::Splitter, params.magic)) {
u32 count = params.unknownC + 1;
u64 node_count = Common::AlignUp(count, 0x40);
u64 node_state_buffer_sz =
4 * (node_count * node_count) + 0xC * node_count + 2 * (node_count / 8);
u64 edge_matrix_buffer_sz = 0;
node_count = Common::AlignUp(count * count, 0x40);
if (node_count >> 31 != 0) {
edge_matrix_buffer_sz = (node_count | 7) / 8;
} else {
edge_matrix_buffer_sz = node_count / 8;
}
buffer_sz += Common::AlignUp(node_state_buffer_sz + edge_matrix_buffer_sz, 0x10);
}
buffer_sz += 0x20 * (params.effect_count + 4 * params.voice_count) + 0x50;
if (IsFeatureSupported(AudioFeatures::Splitter, params.magic)) {
buffer_sz += 0xE0 * params.unknown2c;
buffer_sz += 0x20 * params.splitter_count;
buffer_sz += Common::AlignUp(4 * params.unknown2c, 0x10);
}
buffer_sz = Common::AlignUp(buffer_sz, 0x40) + 0x170 * params.sink_count;
u64 output_sz = buffer_sz + 0x280 * params.sink_count + 0x4B0 * params.effect_count +
((params.voice_count * 256) | 0x40);
if (params.unknown1c >= 1) {
output_sz = Common::AlignUp(((16 * params.sink_count + 16 * params.effect_count +
16 * params.voice_count + 16) +
0x658) *
(params.unknown1c + 1) +
0xc0,
0x40) +
output_sz;
}
output_sz = Common::AlignUp(output_sz + 0x1807e, 0x1000);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(0x4000);
rb.Push<u64>(output_sz);
NGLOG_WARNING(Service_Audio, "(STUBBED) called");
NGLOG_DEBUG(Service_Audio, "called, buffer_size=0x{:X}", output_sz);
}
void AudRenU::GetAudioDevice(Kernel::HLERequestContext& ctx) {
@ -273,4 +324,14 @@ void AudRenU::GetAudioDevice(Kernel::HLERequestContext& ctx) {
NGLOG_DEBUG(Service_Audio, "called");
}
bool AudRenU::IsFeatureSupported(AudioFeatures feature, u32_le revision) const {
u32_be version_num = (revision - Common::MakeMagic('R', 'E', 'V', '0')); // Byte swap
switch (feature) {
case AudioFeatures::Splitter:
return version_num >= 2;
default:
return false;
}
}
} // namespace Service::Audio

25
src/core/hle/service/audio/audren_u.h
View File

@ -21,6 +21,31 @@ private:
void OpenAudioRenderer(Kernel::HLERequestContext& ctx);
void GetAudioRendererWorkBufferSize(Kernel::HLERequestContext& ctx);
void GetAudioDevice(Kernel::HLERequestContext& ctx);
struct WorkerBufferParameters {
u32_le sample_rate;
u32_le sample_count;
u32_le unknown8;
u32_le unknownC;
u32_le voice_count;
u32_le sink_count;
u32_le effect_count;
u32_le unknown1c;
u8 unknown20;
u8 padding1[3];
u32_le splitter_count;
u32_le unknown2c;
u8 padding2[4];
u32_le magic;
};
static_assert(sizeof(WorkerBufferParameters) == 52,
"WorkerBufferParameters is an invalid size");
enum class AudioFeatures : u32 {
Splitter,
};
bool IsFeatureSupported(AudioFeatures feature, u32_le revision) const;
};
} // namespace Service::Audio