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texture_cache: Move staging buffer into a generic implementation

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This commit is contained in:
ReinUsesLisp 2019-04-24 02:45:03 -03:00
parent 2787a0c287
commit 5f3aacdc37
4 changed files with 211 additions and 181 deletions
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114
src/video_core/renderer_opengl/gl_texture_cache.cpp
View file

@ -15,7 +15,6 @@
namespace OpenGL {
using Tegra::Texture::ConvertFromGuestToHost;
using Tegra::Texture::SwizzleSource;
using VideoCore::MortonSwizzleMode;
@ -207,32 +206,6 @@ OGLTexture CreateTexture(const SurfaceParams& params, GLenum target, GLenum inte
return texture;
}
void SwizzleFunc(MortonSwizzleMode mode, u8* memory, const SurfaceParams& params, u8* buffer,
u32 level) {
const u32 width{params.GetMipWidth(level)};
const u32 height{params.GetMipHeight(level)};
const u32 block_height{params.GetMipBlockHeight(level)};
const u32 block_depth{params.GetMipBlockDepth(level)};
std::size_t guest_offset{params.GetGuestMipmapLevelOffset(level)};
if (params.IsLayered()) {
std::size_t host_offset{0};
const std::size_t guest_stride = params.GetGuestLayerSize();
const std::size_t host_stride = params.GetHostLayerSize(level);
for (u32 layer = 0; layer < params.GetNumLayers(); layer++) {
MortonSwizzle(mode, params.GetPixelFormat(), width, block_height, height, block_depth,
1, params.GetTileWidthSpacing(), buffer + host_offset,
memory + guest_offset);
guest_offset += guest_stride;
host_offset += host_stride;
}
} else {
MortonSwizzle(mode, params.GetPixelFormat(), width, block_height, height, block_depth,
params.GetMipDepth(level), params.GetTileWidthSpacing(), buffer,
memory + guest_offset);
}
}
} // Anonymous namespace
CachedSurface::CachedSurface(TextureCacheOpenGL& texture_cache, const SurfaceParams& params)
@ -245,54 +218,11 @@ CachedSurface::CachedSurface(TextureCacheOpenGL& texture_cache, const SurfacePar
is_compressed = tuple.compressed;
target = GetTextureTarget(params);
texture = CreateTexture(params, target, internal_format);
staging_buffer.resize(params.GetHostSizeInBytes());
}
CachedSurface::~CachedSurface() = default;
void CachedSurface::LoadBuffer() {
if (params.IsTiled()) {
ASSERT_MSG(params.GetBlockWidth() == 1, "Block width is defined as {} on texture target {}",
params.GetBlockWidth(), static_cast<u32>(params.GetTarget()));
for (u32 level = 0; level < params.GetNumLevels(); ++level) {
u8* const buffer{staging_buffer.data() + params.GetHostMipmapLevelOffset(level)};
SwizzleFunc(MortonSwizzleMode::MortonToLinear, GetHostPtr(), params, buffer, level);
}
} else {
ASSERT_MSG(params.GetNumLevels() == 1, "Linear mipmap loading is not implemented");
const u32 bpp{GetFormatBpp(params.GetPixelFormat()) / CHAR_BIT};
const u32 block_width{VideoCore::Surface::GetDefaultBlockWidth(params.GetPixelFormat())};
const u32 block_height{VideoCore::Surface::GetDefaultBlockHeight(params.GetPixelFormat())};
const u32 width{(params.GetWidth() + block_width - 1) / block_width};
const u32 height{(params.GetHeight() + block_height - 1) / block_height};
const u32 copy_size{width * bpp};
if (params.GetPitch() == copy_size) {
std::memcpy(staging_buffer.data(), GetHostPtr(), params.GetHostSizeInBytes());
} else {
const u8* start{GetHostPtr()};
u8* write_to{staging_buffer.data()};
for (u32 h = height; h > 0; --h) {
std::memcpy(write_to, start, copy_size);
start += params.GetPitch();
write_to += copy_size;
}
}
}
for (u32 level = 0; level < params.GetNumLevels(); ++level) {
ConvertFromGuestToHost(staging_buffer.data() + params.GetHostMipmapLevelOffset(level),
params.GetPixelFormat(), params.GetMipWidth(level),
params.GetMipHeight(level), params.GetMipDepth(level), true, true);
}
}
void CachedSurface::FlushBufferImpl() {
LOG_CRITICAL(Render_OpenGL, "Flushing");
if (!IsModified()) {
return;
}
void CachedSurface::DownloadTextureImpl() {
// TODO(Rodrigo): Optimize alignment
glPixelStorei(GL_PACK_ALIGNMENT, 1);
SCOPE_EXIT({ glPixelStorei(GL_PACK_ROW_LENGTH, 0); });
@ -300,60 +230,30 @@ void CachedSurface::FlushBufferImpl() {
for (u32 level = 0; level < params.GetNumLevels(); ++level) {
glPixelStorei(GL_PACK_ROW_LENGTH, static_cast<GLint>(params.GetMipWidth(level)));
if (is_compressed) {
glGetCompressedTextureImage(
texture.handle, level, static_cast<GLsizei>(params.GetHostMipmapSize(level)),
staging_buffer.data() + params.GetHostMipmapLevelOffset(level));
glGetCompressedTextureImage(texture.handle, level,
static_cast<GLsizei>(params.GetHostMipmapSize(level)),
GetStagingBufferLevelData(level));
} else {
glGetTextureImage(texture.handle, level, format, type,
static_cast<GLsizei>(params.GetHostMipmapSize(level)),
staging_buffer.data() + params.GetHostMipmapLevelOffset(level));
GetStagingBufferLevelData(level));
}
}
if (params.IsTiled()) {
ASSERT_MSG(params.GetBlockWidth() == 1, "Block width is defined as {}",
params.GetBlockWidth());
for (u32 level = 0; level < params.GetNumLevels(); ++level) {
u8* const buffer = staging_buffer.data() + params.GetHostMipmapLevelOffset(level);
SwizzleFunc(MortonSwizzleMode::LinearToMorton, GetHostPtr(), params, buffer, level);
}
} else {
UNIMPLEMENTED();
/*
ASSERT(params.GetTarget() == SurfaceTarget::Texture2D);
ASSERT(params.GetNumLevels() == 1);
const u32 bpp{params.GetFormatBpp() / 8};
const u32 copy_size{params.GetWidth() * bpp};
if (params.GetPitch() == copy_size) {
std::memcpy(host_ptr, staging_buffer.data(), GetSizeInBytes());
} else {
u8* start{host_ptr};
const u8* read_to{staging_buffer.data()};
for (u32 h = params.GetHeight(); h > 0; --h) {
std::memcpy(start, read_to, copy_size);
start += params.GetPitch();
read_to += copy_size;
}
}
*/
}
}
void CachedSurface::UploadTextureImpl() {
SCOPE_EXIT({ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); });
for (u32 level = 0; level < params.GetNumLevels(); ++level) {
UploadTextureMipmap(level);
}
}
void CachedSurface::UploadTextureMipmap(u32 level) {
u8* buffer{staging_buffer.data() + params.GetHostMipmapLevelOffset(level)};
// TODO(Rodrigo): Optimize alignment
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(params.GetMipWidth(level)));
SCOPE_EXIT({ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); });
u8* buffer{GetStagingBufferLevelData(level)};
if (is_compressed) {
const auto image_size{static_cast<GLsizei>(params.GetHostMipmapSize(level))};
switch (params.GetTarget()) {

7
src/video_core/renderer_opengl/gl_texture_cache.h
View file

@ -39,8 +39,6 @@ public:
explicit CachedSurface(TextureCacheOpenGL& texture_cache, const SurfaceParams& params);
~CachedSurface();
void LoadBuffer();
GLenum GetTarget() const {
return target;
}
@ -54,9 +52,8 @@ protected:
std::unique_ptr<CachedSurfaceView> CreateView(const ViewKey& view_key);
void FlushBufferImpl();
void UploadTextureImpl();
void DownloadTextureImpl();
private:
void UploadTextureMipmap(u32 level);
@ -68,8 +65,6 @@ private:
GLenum target{};
OGLTexture texture;
std::vector<u8> staging_buffer;
};
class CachedSurfaceView final {