95 lines
4.0 KiB
Plaintext
95 lines
4.0 KiB
Plaintext
// Copyright 2022 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "VideoBackends/Metal/MTLVertexManager.h"
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#include "VideoBackends/Metal/MTLStateTracker.h"
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#include "VideoCommon/PixelShaderManager.h"
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#include "VideoCommon/Statistics.h"
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#include "VideoCommon/VertexShaderManager.h"
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Metal::VertexManager::VertexManager()
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{
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}
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Metal::VertexManager::~VertexManager() = default;
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void Metal::VertexManager::UploadUtilityUniforms(const void* uniforms, u32 uniforms_size)
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{
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g_state_tracker->SetUtilityUniform(uniforms, uniforms_size);
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}
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bool Metal::VertexManager::UploadTexelBuffer(const void* data, u32 data_size,
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TexelBufferFormat format, u32* out_offset)
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{
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*out_offset = 0;
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StateTracker::Map map = g_state_tracker->Allocate(StateTracker::UploadBuffer::Texels, data_size,
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StateTracker::AlignMask::Other);
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memcpy(map.cpu_buffer, data, data_size);
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g_state_tracker->SetTexelBuffer(map.gpu_buffer, map.gpu_offset, 0);
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return true;
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}
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bool Metal::VertexManager::UploadTexelBuffer(const void* data, u32 data_size,
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TexelBufferFormat format, u32* out_offset,
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const void* palette_data, u32 palette_size,
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TexelBufferFormat palette_format,
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u32* out_palette_offset)
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{
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*out_offset = 0;
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*out_palette_offset = 0;
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const u32 aligned_data_size = g_state_tracker->Align(data_size, StateTracker::AlignMask::Other);
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const u32 total_size = aligned_data_size + palette_size;
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StateTracker::Map map = g_state_tracker->Allocate(StateTracker::UploadBuffer::Texels, total_size,
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StateTracker::AlignMask::Other);
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memcpy(map.cpu_buffer, data, data_size);
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memcpy(static_cast<char*>(map.cpu_buffer) + aligned_data_size, palette_data, palette_size);
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g_state_tracker->SetTexelBuffer(map.gpu_buffer, map.gpu_offset,
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map.gpu_offset + aligned_data_size);
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return true;
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}
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void Metal::VertexManager::ResetBuffer(u32 vertex_stride)
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{
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const u32 max_vertex_size = 65535 * vertex_stride;
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const u32 vertex_alloc = max_vertex_size + vertex_stride - 1; // for alignment
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auto vertex = g_state_tracker->Preallocate(StateTracker::UploadBuffer::Vertex, vertex_alloc);
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auto index =
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g_state_tracker->Preallocate(StateTracker::UploadBuffer::Index, MAXIBUFFERSIZE * sizeof(u16));
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// Align the base vertex
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m_base_vertex = (vertex.second + vertex_stride - 1) / vertex_stride;
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m_vertex_offset = m_base_vertex * vertex_stride - vertex.second;
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m_cur_buffer_pointer = m_base_buffer_pointer = static_cast<u8*>(vertex.first) + m_vertex_offset;
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m_end_buffer_pointer = m_base_buffer_pointer + max_vertex_size;
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m_index_generator.Start(static_cast<u16*>(index.first));
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}
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void Metal::VertexManager::CommitBuffer(u32 num_vertices, u32 vertex_stride, u32 num_indices,
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u32* out_base_vertex, u32* out_base_index)
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{
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const u32 vsize = num_vertices * vertex_stride + m_vertex_offset;
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const u32 isize = num_indices * sizeof(u16);
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StateTracker::Map vmap = g_state_tracker->CommitPreallocation(
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StateTracker::UploadBuffer::Vertex, vsize, StateTracker::AlignMask::None);
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StateTracker::Map imap = g_state_tracker->CommitPreallocation(
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StateTracker::UploadBuffer::Index, isize, StateTracker::AlignMask::None);
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ADDSTAT(g_stats.this_frame.bytes_vertex_streamed, vsize);
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ADDSTAT(g_stats.this_frame.bytes_index_streamed, isize);
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DEBUG_ASSERT(vmap.gpu_offset + m_vertex_offset == m_base_vertex * vertex_stride);
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g_state_tracker->SetVerticesAndIndices(vmap.gpu_buffer, imap.gpu_buffer);
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*out_base_vertex = m_base_vertex;
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*out_base_index = imap.gpu_offset / sizeof(u16);
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}
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void Metal::VertexManager::UploadUniforms()
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{
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g_state_tracker->InvalidateUniforms(VertexShaderManager::dirty, PixelShaderManager::dirty);
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VertexShaderManager::dirty = false;
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PixelShaderManager::dirty = false;
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}
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