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kepler_compute: Implement texture queries

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This commit is contained in:
ReinUsesLisp
2019-07-11 21:54:07 -03:00
parent 2e5b5c2358
commit 3a450c1395
5 changed files with 99 additions and 5 deletions
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53
src/video_core/engines/kepler_compute.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <bitset>
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
@ -49,6 +50,33 @@ void KeplerCompute::CallMethod(const GPU::MethodCall& method_call) {
}
}
Tegra::Texture::FullTextureInfo KeplerCompute::GetTexture(std::size_t offset) const {
const std::bitset<8> cbuf_mask = launch_description.const_buffer_enable_mask.Value();
ASSERT(cbuf_mask[regs.tex_cb_index]);
const auto& texinfo = launch_description.const_buffer_config[regs.tex_cb_index];
ASSERT(texinfo.Address() != 0);
const GPUVAddr address = texinfo.Address() + offset * sizeof(Texture::TextureHandle);
ASSERT(address < texinfo.Address() + texinfo.size);
const Texture::TextureHandle tex_handle{memory_manager.Read<u32>(address)};
return GetTextureInfo(tex_handle, offset);
}
Texture::FullTextureInfo KeplerCompute::GetTextureInfo(const Texture::TextureHandle tex_handle,
std::size_t offset) const {
return Texture::FullTextureInfo{static_cast<u32>(offset), GetTICEntry(tex_handle.tic_id),
GetTSCEntry(tex_handle.tsc_id)};
}
u32 KeplerCompute::AccessConstBuffer32(u64 const_buffer, u64 offset) const {
const auto& buffer = launch_description.const_buffer_config[const_buffer];
u32 result;
std::memcpy(&result, memory_manager.GetPointer(buffer.Address() + offset), sizeof(u32));
return result;
}
void KeplerCompute::ProcessLaunch() {
const GPUVAddr launch_desc_loc = regs.launch_desc_loc.Address();
memory_manager.ReadBlockUnsafe(launch_desc_loc, &launch_description,
@ -60,4 +88,29 @@ void KeplerCompute::ProcessLaunch() {
rasterizer.DispatchCompute(code_addr);
}
Texture::TICEntry KeplerCompute::GetTICEntry(u32 tic_index) const {
const GPUVAddr tic_address_gpu{regs.tic.Address() + tic_index * sizeof(Texture::TICEntry)};
Texture::TICEntry tic_entry;
memory_manager.ReadBlockUnsafe(tic_address_gpu, &tic_entry, sizeof(Texture::TICEntry));
const auto r_type{tic_entry.r_type.Value()};
const auto g_type{tic_entry.g_type.Value()};
const auto b_type{tic_entry.b_type.Value()};
const auto a_type{tic_entry.a_type.Value()};
// TODO(Subv): Different data types for separate components are not supported
DEBUG_ASSERT(r_type == g_type && r_type == b_type && r_type == a_type);
return tic_entry;
}
Texture::TSCEntry KeplerCompute::GetTSCEntry(u32 tsc_index) const {
const GPUVAddr tsc_address_gpu{regs.tsc.Address() + tsc_index * sizeof(Texture::TSCEntry)};
Texture::TSCEntry tsc_entry;
memory_manager.ReadBlockUnsafe(tsc_address_gpu, &tsc_entry, sizeof(Texture::TSCEntry));
return tsc_entry;
}
} // namespace Tegra::Engines