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Merge pull request #7036 from ameerj/ogl-bgr-v2 

gl_texture_cache: Unify BGR copy passes using PBOs
This commit is contained in:
bunnei 2021-09-29 16:10:56 -07:00 committed by GitHub
parent 9ad6c26821 22162f906b
commit 91341b421d
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 59 additions and 118 deletions
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1
src/video_core/host_shaders/CMakeLists.txt
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@ -6,7 +6,6 @@ set(SHADER_FILES
convert_float_to_depth.frag
full_screen_triangle.vert
opengl_copy_bc4.comp
opengl_copy_bgra.comp
opengl_present.frag
opengl_present.vert
pitch_unswizzle.comp

15
src/video_core/host_shaders/opengl_copy_bgra.comp
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@ -1,15 +0,0 @@
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#version 430 core
layout (local_size_x = 4, local_size_y = 4) in;
layout(binding = 0, rgba8) readonly uniform image2DArray bgr_input;
layout(binding = 1, rgba8) writeonly uniform image2DArray bgr_output;
void main() {
vec4 color = imageLoad(bgr_input, ivec3(gl_GlobalInvocationID));
imageStore(bgr_output, ivec3(gl_GlobalInvocationID), color.bgra);
}

37
src/video_core/renderer_opengl/gl_texture_cache.cpp
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@ -461,7 +461,7 @@ bool TextureCacheRuntime::CanImageBeCopied(const Image& dst, const Image& src) {
if (dst.info.type == ImageType::e3D && dst.info.format == PixelFormat::BC4_UNORM) {
return false;
}
if (IsPixelFormatBGR(dst.info.format) || IsPixelFormatBGR(src.info.format)) {
if (IsPixelFormatBGR(dst.info.format) != IsPixelFormatBGR(src.info.format)) {
return false;
}
return true;
@ -473,7 +473,7 @@ void TextureCacheRuntime::EmulateCopyImage(Image& dst, Image& src,
ASSERT(src.info.type == ImageType::e3D);
util_shaders.CopyBC4(dst, src, copies);
} else if (IsPixelFormatBGR(dst.info.format) || IsPixelFormatBGR(src.info.format)) {
util_shaders.CopyBGR(dst, src, copies);
bgr_copy_pass.CopyBGR(dst, src, copies);
} else {
UNREACHABLE();
}
@ -1112,4 +1112,37 @@ Framebuffer::Framebuffer(TextureCacheRuntime& runtime, std::span<ImageView*, NUM
framebuffer.handle = handle;
}
void BGRCopyPass::CopyBGR(Image& dst_image, Image& src_image,
std::span<const VideoCommon::ImageCopy> copies) {
static constexpr VideoCommon::Offset3D zero_offset{0, 0, 0};
const u32 requested_pbo_size =
std::max(src_image.unswizzled_size_bytes, dst_image.unswizzled_size_bytes);
if (bgr_pbo_size < requested_pbo_size) {
bgr_pbo.Create();
bgr_pbo_size = requested_pbo_size;
glNamedBufferData(bgr_pbo.handle, bgr_pbo_size, nullptr, GL_STREAM_COPY);
}
for (const ImageCopy& copy : copies) {
ASSERT(copy.src_offset == zero_offset);
ASSERT(copy.dst_offset == zero_offset);
// Copy from source to PBO
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glPixelStorei(GL_PACK_ROW_LENGTH, copy.extent.width);
glBindBuffer(GL_PIXEL_PACK_BUFFER, bgr_pbo.handle);
glGetTextureSubImage(src_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
copy.src_subresource.num_layers, src_image.GlFormat(),
src_image.GlType(), static_cast<GLsizei>(bgr_pbo_size), nullptr);
// Copy from PBO to destination in desired GL format
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_ROW_LENGTH, copy.extent.width);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, bgr_pbo.handle);
glTextureSubImage3D(dst_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
copy.dst_subresource.num_layers, dst_image.GlFormat(),
dst_image.GlType(), nullptr);
}
}
} // namespace OpenGL

22
src/video_core/renderer_opengl/gl_texture_cache.h
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@ -47,6 +47,19 @@ struct FormatProperties {
bool is_compressed;
};
class BGRCopyPass {
public:
BGRCopyPass() = default;
~BGRCopyPass() = default;
void CopyBGR(Image& dst_image, Image& src_image,
std::span<const VideoCommon::ImageCopy> copies);
private:
OGLBuffer bgr_pbo;
size_t bgr_pbo_size{};
};
class TextureCacheRuntime {
friend Framebuffer;
friend Image;
@ -118,6 +131,7 @@ private:
const Device& device;
StateTracker& state_tracker;
UtilShaders util_shaders;
BGRCopyPass bgr_copy_pass;
std::array<std::unordered_map<GLenum, FormatProperties>, 3> format_properties;
bool has_broken_texture_view_formats = false;
@ -162,6 +176,14 @@ public:
return texture.handle;
}
GLuint GlFormat() const noexcept {
return gl_format;
}
GLuint GlType() const noexcept {
return gl_type;
}
private:
void CopyBufferToImage(const VideoCommon::BufferImageCopy& copy, size_t buffer_offset);

4
src/video_core/renderer_opengl/maxwell_to_gl.h
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@ -52,7 +52,7 @@ constexpr std::array<FormatTuple, VideoCore::Surface::MaxPixelFormat> FORMAT_TAB
{GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT}, // BC6H_UFLOAT
{GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT}, // BC6H_SFLOAT
{GL_COMPRESSED_RGBA_ASTC_4x4_KHR}, // ASTC_2D_4X4_UNORM
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE}, // B8G8R8A8_UNORM
{GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV}, // B8G8R8A8_UNORM
{GL_RGBA32F, GL_RGBA, GL_FLOAT}, // R32G32B32A32_FLOAT
{GL_RGBA32I, GL_RGBA_INTEGER, GL_INT}, // R32G32B32A32_SINT
{GL_RG32F, GL_RG, GL_FLOAT}, // R32G32_FLOAT
@ -81,7 +81,7 @@ constexpr std::array<FormatTuple, VideoCore::Surface::MaxPixelFormat> FORMAT_TAB
{GL_COMPRESSED_RGBA_ASTC_8x8_KHR}, // ASTC_2D_8X8_UNORM
{GL_COMPRESSED_RGBA_ASTC_8x5_KHR}, // ASTC_2D_8X5_UNORM
{GL_COMPRESSED_RGBA_ASTC_5x4_KHR}, // ASTC_2D_5X4_UNORM
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE}, // B8G8R8A8_SRGB
{GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV}, // B8G8R8A8_SRGB
{GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT}, // BC1_RGBA_SRGB
{GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT}, // BC2_SRGB
{GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}, // BC3_SRGB

76
src/video_core/renderer_opengl/util_shaders.cpp
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@ -14,7 +14,6 @@
#include "video_core/host_shaders/block_linear_unswizzle_2d_comp.h"
#include "video_core/host_shaders/block_linear_unswizzle_3d_comp.h"
#include "video_core/host_shaders/opengl_copy_bc4_comp.h"
#include "video_core/host_shaders/opengl_copy_bgra_comp.h"
#include "video_core/host_shaders/pitch_unswizzle_comp.h"
#include "video_core/renderer_opengl/gl_shader_manager.h"
#include "video_core/renderer_opengl/gl_shader_util.h"
@ -44,11 +43,6 @@ namespace {
OGLProgram MakeProgram(std::string_view source) {
return CreateProgram(source, GL_COMPUTE_SHADER);
}
size_t NumPixelsInCopy(const VideoCommon::ImageCopy& copy) {
return static_cast<size_t>(copy.extent.width * copy.extent.height *
copy.src_subresource.num_layers);
}
} // Anonymous namespace
UtilShaders::UtilShaders(ProgramManager& program_manager_)
@ -56,7 +50,6 @@ UtilShaders::UtilShaders(ProgramManager& program_manager_)
block_linear_unswizzle_2d_program(MakeProgram(BLOCK_LINEAR_UNSWIZZLE_2D_COMP)),
block_linear_unswizzle_3d_program(MakeProgram(BLOCK_LINEAR_UNSWIZZLE_3D_COMP)),
pitch_unswizzle_program(MakeProgram(PITCH_UNSWIZZLE_COMP)),
copy_bgra_program(MakeProgram(OPENGL_COPY_BGRA_COMP)),
copy_bc4_program(MakeProgram(OPENGL_COPY_BC4_COMP)) {
const auto swizzle_table = Tegra::Texture::MakeSwizzleTable();
swizzle_table_buffer.Create();
@ -255,43 +248,6 @@ void UtilShaders::CopyBC4(Image& dst_image, Image& src_image, std::span<const Im
program_manager.RestoreGuestCompute();
}
void UtilShaders::CopyBGR(Image& dst_image, Image& src_image,
std::span<const VideoCommon::ImageCopy> copies) {
static constexpr GLuint BINDING_INPUT_IMAGE = 0;
static constexpr GLuint BINDING_OUTPUT_IMAGE = 1;
static constexpr VideoCommon::Offset3D zero_offset{0, 0, 0};
const u32 bytes_per_block = BytesPerBlock(dst_image.info.format);
switch (bytes_per_block) {
case 2:
// BGR565 copy
for (const ImageCopy& copy : copies) {
ASSERT(copy.src_offset == zero_offset);
ASSERT(copy.dst_offset == zero_offset);
bgr_copy_pass.Execute(dst_image, src_image, copy);
}
break;
case 4: {
// BGRA8 copy
program_manager.BindComputeProgram(copy_bgra_program.handle);
constexpr GLenum FORMAT = GL_RGBA8;
for (const ImageCopy& copy : copies) {
ASSERT(copy.src_offset == zero_offset);
ASSERT(copy.dst_offset == zero_offset);
glBindImageTexture(BINDING_INPUT_IMAGE, src_image.StorageHandle(),
copy.src_subresource.base_level, GL_FALSE, 0, GL_READ_ONLY, FORMAT);
glBindImageTexture(BINDING_OUTPUT_IMAGE, dst_image.StorageHandle(),
copy.dst_subresource.base_level, GL_FALSE, 0, GL_WRITE_ONLY, FORMAT);
glDispatchCompute(copy.extent.width, copy.extent.height, copy.extent.depth);
}
program_manager.RestoreGuestCompute();
break;
}
default:
UNREACHABLE();
break;
}
}
GLenum StoreFormat(u32 bytes_per_block) {
switch (bytes_per_block) {
case 1:
@ -309,36 +265,4 @@ GLenum StoreFormat(u32 bytes_per_block) {
return GL_R8UI;
}
void Bgr565CopyPass::Execute(const Image& dst_image, const Image& src_image,
const ImageCopy& copy) {
if (CopyBufferCreationNeeded(copy)) {
CreateNewCopyBuffer(copy, GL_TEXTURE_2D_ARRAY, GL_RGB565);
}
// Copy from source to PBO
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glPixelStorei(GL_PACK_ROW_LENGTH, copy.extent.width);
glBindBuffer(GL_PIXEL_PACK_BUFFER, bgr16_pbo.handle);
glGetTextureSubImage(src_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
copy.src_subresource.num_layers, GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
static_cast<GLsizei>(bgr16_pbo_size), nullptr);
// Copy from PBO to destination in reverse order
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_ROW_LENGTH, copy.extent.width);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, bgr16_pbo.handle);
glTextureSubImage3D(dst_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
copy.dst_subresource.num_layers, GL_RGB, GL_UNSIGNED_SHORT_5_6_5_REV,
nullptr);
}
bool Bgr565CopyPass::CopyBufferCreationNeeded(const ImageCopy& copy) {
return bgr16_pbo_size < NumPixelsInCopy(copy) * sizeof(u16);
}
void Bgr565CopyPass::CreateNewCopyBuffer(const ImageCopy& copy, GLenum target, GLuint format) {
bgr16_pbo.Create();
bgr16_pbo_size = NumPixelsInCopy(copy) * sizeof(u16);
glNamedBufferData(bgr16_pbo.handle, bgr16_pbo_size, nullptr, GL_STREAM_COPY);
}
} // namespace OpenGL

22
src/video_core/renderer_opengl/util_shaders.h
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@ -19,22 +19,6 @@ class ProgramManager;
struct ImageBufferMap;
class Bgr565CopyPass {
public:
Bgr565CopyPass() = default;
~Bgr565CopyPass() = default;
void Execute(const Image& dst_image, const Image& src_image,
const VideoCommon::ImageCopy& copy);
private:
[[nodiscard]] bool CopyBufferCreationNeeded(const VideoCommon::ImageCopy& copy);
void CreateNewCopyBuffer(const VideoCommon::ImageCopy& copy, GLenum target, GLuint format);
OGLBuffer bgr16_pbo;
size_t bgr16_pbo_size{};
};
class UtilShaders {
public:
explicit UtilShaders(ProgramManager& program_manager);
@ -55,9 +39,6 @@ public:
void CopyBC4(Image& dst_image, Image& src_image,
std::span<const VideoCommon::ImageCopy> copies);
void CopyBGR(Image& dst_image, Image& src_image,
std::span<const VideoCommon::ImageCopy> copies);
private:
ProgramManager& program_manager;
@ -67,10 +48,7 @@ private:
OGLProgram block_linear_unswizzle_2d_program;
OGLProgram block_linear_unswizzle_3d_program;
OGLProgram pitch_unswizzle_program;
OGLProgram copy_bgra_program;
OGLProgram copy_bc4_program;
Bgr565CopyPass bgr_copy_pass;
};
GLenum StoreFormat(u32 bytes_per_block);