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Rasterizer Cache: Use a temporal storage for Surfaces loading/flushing. 

This PR should heavily reduce memory usage since temporal buffers are no
longer stored per Surface but instead managed by the Rasterizer Cache.
This commit is contained in:
Fernando Sahmkow 2019-04-16 17:07:13 -04:00 committed by FernandoS27
parent a3eb91ed8c
commit 4c36b78567
4 changed files with 30 additions and 18 deletions
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1
src/video_core/renderer_opengl/gl_global_cache.h
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@ -66,7 +66,6 @@ public:
Tegra::Engines::Maxwell3D::Regs::ShaderStage stage);
protected:
void FlushObjectInner(const GlobalRegion& object) override {
object->Flush();
}

23
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -628,8 +628,10 @@ CachedSurface::CachedSurface(const SurfaceParams& params)
}
MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 192, 64));
void CachedSurface::LoadGLBuffer() {
void CachedSurface::LoadGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem) {
MICROPROFILE_SCOPE(OpenGL_SurfaceLoad);
auto& gl_buffer = res_cache_tmp_mem.gl_buffer;
if (gl_buffer.size() < params.max_mip_level)
gl_buffer.resize(params.max_mip_level);
for (u32 i = 0; i < params.max_mip_level; i++)
gl_buffer[i].resize(params.GetMipmapSizeGL(i));
@ -668,13 +670,13 @@ void CachedSurface::LoadGLBuffer() {
}
MICROPROFILE_DEFINE(OpenGL_SurfaceFlush, "OpenGL", "Surface Flush", MP_RGB(128, 192, 64));
void CachedSurface::FlushGLBuffer() {
void CachedSurface::FlushGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem) {
MICROPROFILE_SCOPE(OpenGL_SurfaceFlush);
ASSERT_MSG(!IsPixelFormatASTC(params.pixel_format), "Unimplemented");
auto& gl_buffer = res_cache_tmp_mem.gl_buffer;
// OpenGL temporary buffer needs to be big enough to store raw texture size
gl_buffer.resize(1);
gl_buffer[0].resize(GetSizeInBytes());
const FormatTuple& tuple = GetFormatTuple(params.pixel_format, params.component_type);
@ -710,10 +712,12 @@ void CachedSurface::FlushGLBuffer() {
}
}
void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle,
GLuint draw_fb_handle) {
void CachedSurface::UploadGLMipmapTexture(RasterizerTemporaryMemory& res_cache_tmp_mem, u32 mip_map,
GLuint read_fb_handle, GLuint draw_fb_handle) {
const auto& rect{params.GetRect(mip_map)};
auto& gl_buffer = res_cache_tmp_mem.gl_buffer;
// Load data from memory to the surface
const auto x0 = static_cast<GLint>(rect.left);
const auto y0 = static_cast<GLint>(rect.bottom);
@ -842,11 +846,12 @@ void CachedSurface::EnsureTextureDiscrepantView() {
}
MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 192, 64));
void CachedSurface::UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle) {
void CachedSurface::UploadGLTexture(RasterizerTemporaryMemory& res_cache_tmp_mem,
GLuint read_fb_handle, GLuint draw_fb_handle) {
MICROPROFILE_SCOPE(OpenGL_TextureUL);
for (u32 i = 0; i < params.max_mip_level; i++)
UploadGLMipmapTexture(i, read_fb_handle, draw_fb_handle);
UploadGLMipmapTexture(res_cache_tmp_mem, i, read_fb_handle, draw_fb_handle);
}
void CachedSurface::UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
@ -926,8 +931,8 @@ Surface RasterizerCacheOpenGL::GetColorBufferSurface(std::size_t index, bool pre
}
void RasterizerCacheOpenGL::LoadSurface(const Surface& surface) {
surface->LoadGLBuffer();
surface->UploadGLTexture(read_framebuffer.handle, draw_framebuffer.handle);
surface->LoadGLBuffer(temporal_memory);
surface->UploadGLTexture(temporal_memory, read_framebuffer.handle, draw_framebuffer.handle);
surface->MarkAsModified(false, *this);
surface->MarkForReload(false);
}

21
src/video_core/renderer_opengl/gl_rasterizer_cache.h
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@ -355,6 +355,12 @@ namespace OpenGL {
class RasterizerOpenGL;
// This is used to store temporary big buffers,
// instead of creating/destroying all the time
struct RasterizerTemporaryMemory {
std::vector<std::vector<u8>> gl_buffer;
};
class CachedSurface final : public RasterizerCacheObject {
public:
explicit CachedSurface(const SurfaceParams& params);
@ -393,11 +399,12 @@ public:
}
// Read/Write data in Switch memory to/from gl_buffer
void LoadGLBuffer();
void FlushGLBuffer();
void LoadGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem);
void FlushGLBuffer(RasterizerTemporaryMemory& res_cache_tmp_mem);
// Upload data in gl_buffer to this surface's texture
void UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle);
void UploadGLTexture(RasterizerTemporaryMemory& res_cache_tmp_mem, GLuint read_fb_handle,
GLuint draw_fb_handle);
void UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
Tegra::Texture::SwizzleSource swizzle_y,
@ -425,13 +432,13 @@ public:
}
private:
void UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle, GLuint draw_fb_handle);
void UploadGLMipmapTexture(RasterizerTemporaryMemory& res_cache_tmp_mem, u32 mip_map,
GLuint read_fb_handle, GLuint draw_fb_handle);
void EnsureTextureDiscrepantView();
OGLTexture texture;
OGLTexture discrepant_view;
std::vector<std::vector<u8>> gl_buffer;
SurfaceParams params{};
GLenum gl_target{};
GLenum gl_internal_format{};
@ -471,7 +478,7 @@ public:
protected:
void FlushObjectInner(const Surface& object) override {
object->FlushGLBuffer();
object->FlushGLBuffer(temporal_memory);
}
private:
@ -520,6 +527,8 @@ private:
std::array<Surface, Maxwell::NumRenderTargets> current_color_buffers;
Surface last_depth_buffer;
RasterizerTemporaryMemory temporal_memory;
using SurfaceIntervalCache = boost::icl::interval_map<CacheAddr, Surface>;
using SurfaceInterval = typename SurfaceIntervalCache::interval_type;

1
src/video_core/renderer_vulkan/vk_buffer_cache.h
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@ -49,7 +49,6 @@ public:
return alignment;
}
private:
VAddr cpu_addr{};
std::size_t size{};