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gl_texture_cache: Implement small texture view cache for swizzles 

This fixes cases where the texture swizzle was applied twice on the same
draw to a texture bound to two different slots.
This commit is contained in:
ReinUsesLisp 2020-05-26 02:17:17 -03:00
parent 8bba84a401
commit b17fe82973
3 changed files with 44 additions and 37 deletions
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21
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -977,16 +977,12 @@ void RasterizerOpenGL::SetupTexture(u32 binding, const Tegra::Texture::FullTextu
glBindTextureUnit(binding, 0);
return;
}
glBindTextureUnit(binding, view->GetTexture());
if (view->GetSurfaceParams().IsBuffer()) {
return;
}
// Apply swizzle to textures that are not buffers.
view->ApplySwizzle(texture.tic.x_source, texture.tic.y_source, texture.tic.z_source,
texture.tic.w_source);
const GLuint handle = view->GetTexture(texture.tic.x_source, texture.tic.y_source,
texture.tic.z_source, texture.tic.w_source);
glBindTextureUnit(binding, handle);
if (!view->GetSurfaceParams().IsBuffer()) {
glBindSampler(binding, sampler_cache.GetSampler(texture.tsc));
}
}
void RasterizerOpenGL::SetupDrawImages(std::size_t stage_index, const Shader& shader) {
@ -1015,14 +1011,11 @@ void RasterizerOpenGL::SetupImage(u32 binding, const Tegra::Texture::TICEntry& t
glBindImageTexture(binding, 0, 0, GL_FALSE, 0, GL_READ_ONLY, GL_R8);
return;
}
if (!tic.IsBuffer()) {
view->ApplySwizzle(tic.x_source, tic.y_source, tic.z_source, tic.w_source);
}
if (entry.is_written) {
view->MarkAsModified(texture_cache.Tick());
}
glBindImageTexture(binding, view->GetTexture(), 0, GL_TRUE, 0, GL_READ_WRITE,
view->GetFormat());
const GLuint handle = view->GetTexture(tic.x_source, tic.y_source, tic.z_source, tic.w_source);
glBindImageTexture(binding, handle, 0, GL_TRUE, 0, GL_READ_WRITE, view->GetFormat());
}
void RasterizerOpenGL::SyncViewport() {

42
src/video_core/renderer_opengl/gl_texture_cache.cpp
View File

@ -35,7 +35,7 @@ MICROPROFILE_DEFINE(OpenGL_Texture_Buffer_Copy, "OpenGL", "Texture Buffer Copy",
namespace {
struct FormatTuple {
GLint internal_format;
GLenum internal_format;
GLenum format = GL_NONE;
GLenum type = GL_NONE;
};
@ -387,7 +387,7 @@ void CachedSurface::DecorateSurfaceName() {
}
void CachedSurfaceView::DecorateViewName(GPUVAddr gpu_addr, std::string prefix) {
LabelGLObject(GL_TEXTURE, texture_view.handle, gpu_addr, prefix);
LabelGLObject(GL_TEXTURE, main_view.handle, gpu_addr, prefix);
}
View CachedSurface::CreateView(const ViewParams& view_key) {
@ -403,15 +403,13 @@ View CachedSurface::CreateViewInner(const ViewParams& view_key, const bool is_pr
}
CachedSurfaceView::CachedSurfaceView(CachedSurface& surface, const ViewParams& params,
const bool is_proxy)
: VideoCommon::ViewBase(params), surface{surface}, is_proxy{is_proxy} {
target = GetTextureTarget(params.target);
format = GetFormatTuple(surface.GetSurfaceParams().pixel_format).internal_format;
bool is_proxy)
: VideoCommon::ViewBase(params), surface{surface},
format{GetFormatTuple(surface.GetSurfaceParams().pixel_format).internal_format},
target{GetTextureTarget(params.target)}, is_proxy{is_proxy} {
if (!is_proxy) {
texture_view = CreateTextureView();
main_view = CreateTextureView();
}
current_swizzle =
EncodeSwizzle(SwizzleSource::R, SwizzleSource::G, SwizzleSource::B, SwizzleSource::A);
}
CachedSurfaceView::~CachedSurfaceView() = default;
@ -454,23 +452,34 @@ void CachedSurfaceView::Attach(GLenum attachment, GLenum target) const {
}
}
void CachedSurfaceView::ApplySwizzle(SwizzleSource x_source, SwizzleSource y_source,
GLuint CachedSurfaceView::GetTexture(SwizzleSource x_source, SwizzleSource y_source,
SwizzleSource z_source, SwizzleSource w_source) {
if (GetSurfaceParams().IsBuffer()) {
return GetTexture();
}
const u32 new_swizzle = EncodeSwizzle(x_source, y_source, z_source, w_source);
if (current_swizzle == new_swizzle) {
return;
return current_view;
}
current_swizzle = new_swizzle;
const auto [entry, is_cache_miss] = view_cache.try_emplace(new_swizzle);
OGLTextureView& view = entry->second;
if (!is_cache_miss) {
current_view = view.handle;
return view.handle;
}
view = CreateTextureView();
current_view = view.handle;
std::array swizzle{x_source, y_source, z_source, w_source};
const GLuint handle = GetTexture();
switch (const PixelFormat format = surface.GetSurfaceParams().pixel_format) {
case PixelFormat::S8Z24:
switch (const PixelFormat format = GetSurfaceParams().pixel_format) {
case PixelFormat::Z24S8:
case PixelFormat::Z32FS8:
case PixelFormat::S8Z24:
UNIMPLEMENTED_IF(x_source != SwizzleSource::R && x_source != SwizzleSource::G);
glTextureParameteri(handle, GL_DEPTH_STENCIL_TEXTURE_MODE,
glTextureParameteri(view.handle, GL_DEPTH_STENCIL_TEXTURE_MODE,
GetComponent(format, x_source == SwizzleSource::R));
// Make sure we sample the first component
@ -481,10 +490,11 @@ void CachedSurfaceView::ApplySwizzle(SwizzleSource x_source, SwizzleSource y_sou
default: {
const std::array gl_swizzle = {GetSwizzleSource(swizzle[0]), GetSwizzleSource(swizzle[1]),
GetSwizzleSource(swizzle[2]), GetSwizzleSource(swizzle[3])};
glTextureParameteriv(handle, GL_TEXTURE_SWIZZLE_RGBA, gl_swizzle.data());
glTextureParameteriv(view.handle, GL_TEXTURE_SWIZZLE_RGBA, gl_swizzle.data());
break;
}
}
return view.handle;
}
OGLTextureView CachedSurfaceView::CreateTextureView() const {

18
src/video_core/renderer_opengl/gl_texture_cache.h
View File

@ -83,7 +83,7 @@ public:
/// Attaches this texture view to the current bound GL_DRAW_FRAMEBUFFER
void Attach(GLenum attachment, GLenum target) const;
void ApplySwizzle(Tegra::Texture::SwizzleSource x_source,
GLuint GetTexture(Tegra::Texture::SwizzleSource x_source,
Tegra::Texture::SwizzleSource y_source,
Tegra::Texture::SwizzleSource z_source,
Tegra::Texture::SwizzleSource w_source);
@ -98,7 +98,7 @@ public:
if (is_proxy) {
return surface.GetTexture();
}
return texture_view.handle;
return main_view.handle;
}
GLenum GetFormat() const {
@ -113,12 +113,16 @@ private:
OGLTextureView CreateTextureView() const;
CachedSurface& surface;
GLenum target{};
GLenum format{};
const GLenum format;
const GLenum target;
const bool is_proxy;
OGLTextureView texture_view;
u32 current_swizzle{};
bool is_proxy{};
std::unordered_map<u32, OGLTextureView> view_cache;
OGLTextureView main_view;
// Use an invalid default so it always fails the comparison test
u32 current_swizzle = 0xffffffff;
GLuint current_view = 0;
};
class TextureCacheOpenGL final : public TextureCacheBase {