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Add CiTrace recording support.

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This is exposed in the GUI as a new "CiTrace Recording" widget.

Playback is implemented by a standalone 3DS homebrew application (which only runs reliably within Citra currently; on an actual 3DS it will often crash still).
This commit is contained in:
Tony Wasserka 2015-04-04 12:57:31 +02:00
parent 93d66475d4
commit 902fa4da52
15 changed files with 641 additions and 4 deletions
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55
src/video_core/command_processor.cpp
View file

@ -123,12 +123,50 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
PrimitiveAssembler<VertexShader::OutputVertex> primitive_assembler(regs.triangle_topology.Value());
PrimitiveAssembler<DebugUtils::GeometryDumper::Vertex> dumping_primitive_assembler(regs.triangle_topology.Value());
if (g_debug_context) {
for (int i = 0; i < 3; ++i) {
const auto texture = regs.GetTextures()[i];
if (!texture.enabled)
continue;
u8* texture_data = Memory::GetPhysicalPointer(texture.config.GetPhysicalAddress());
if (g_debug_context && Pica::g_debug_context->recorder)
g_debug_context->recorder->MemoryAccessed(texture_data, Pica::Regs::NibblesPerPixel(texture.format) * texture.config.width / 2 * texture.config.height, texture.config.GetPhysicalAddress());
}
}
// map physical start address to size
std::map<u32, u32> accessed_ranges;
static auto SimplifyRanges = [](std::map<u32, u32>& ranges) {
for (auto it = ranges.begin(); it != ranges.end(); ++it) {
// Combine overlapping ranges ... artificially extend first range by 32 bytes to merge "close" ranges
auto it2 = std::next(it);
while (it2 != ranges.end() && it->first + it->second + 32 >= it2->first) {
it->second = std::max(it->second, it2->first + it2->second - it->first);
it2 = ranges.erase(it2);
}
}
};
static auto AddMemoryAccess = [](std::map<u32, u32>& ranges, u32 paddr, u32 size) {
// Create new range or extend existing one
ranges[paddr] = std::max(ranges[paddr], size);
// Simplify ranges...
SimplifyRanges(ranges);
};
for (unsigned int index = 0; index < regs.num_vertices; ++index)
{
unsigned int vertex = is_indexed ? (index_u16 ? index_address_16[index] : index_address_8[index]) : index;
if (is_indexed) {
// TODO: Implement some sort of vertex cache!
if (g_debug_context && Pica::g_debug_context->recorder) {
int size = index_u16 ? 2 : 1;
AddMemoryAccess(accessed_ranges, base_address + index_info.offset + size*index, size);
}
}
// Initialize data for the current vertex
@ -151,7 +189,14 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
// Load per-vertex data from the loader arrays
for (unsigned int comp = 0; comp < vertex_attribute_elements[i]; ++comp) {
const u8* srcdata = Memory::GetPhysicalPointer(vertex_attribute_sources[i] + vertex_attribute_strides[i] * vertex + comp * vertex_attribute_element_size[i]);
u32 source_addr = vertex_attribute_sources[i] + vertex_attribute_strides[i] * vertex + comp * vertex_attribute_element_size[i];
const u8* srcdata = Memory::GetPhysicalPointer(source_addr);
if (g_debug_context && Pica::g_debug_context->recorder) {
AddMemoryAccess(accessed_ranges, source_addr,
(vertex_attribute_formats[i] == Regs::VertexAttributeFormat::FLOAT) ? 4
: (vertex_attribute_formats[i] == Regs::VertexAttributeFormat::SHORT) ? 2 : 1);
}
const float srcval = (vertex_attribute_formats[i] == Regs::VertexAttributeFormat::BYTE) ? *(s8*)srcdata :
(vertex_attribute_formats[i] == Regs::VertexAttributeFormat::UBYTE) ? *(u8*)srcdata :
@ -213,14 +258,20 @@ static inline void WritePicaReg(u32 id, u32 value, u32 mask) {
}
}
for (auto& range : accessed_ranges) {
g_debug_context->recorder->MemoryAccessed(Memory::GetPhysicalPointer(range.first),
range.second, range.first);
}
if (Settings::values.use_hw_renderer) {
VideoCore::g_renderer->hw_rasterizer->DrawTriangles();
}
geometry_dumper.Dump();
if (g_debug_context)
if (g_debug_context) {
g_debug_context->OnEvent(DebugContext::Event::FinishedPrimitiveBatch, nullptr);
}
break;
}