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authorbunnei <bunneidev@gmail.com>2018-03-19 22:45:22 +0100
committerbunnei <bunneidev@gmail.com>2018-03-20 04:14:03 +0100
commita3e10b1a729c07a68a3fb43d39ec73374fa74b16 (patch)
tree7efb1ddf749631e6020f34a2c72f4c6d90849594
parentgl_resource_manager: Sync latest version with Citra. (diff)
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-rw-r--r--src/video_core/CMakeLists.txt2
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.cpp1362
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.h350
3 files changed, 1714 insertions, 0 deletions
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 7b26fe180..92951a7e1 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -13,6 +13,8 @@ add_library(video_core STATIC
memory_manager.h
renderer_base.cpp
renderer_base.h
+ renderer_opengl/gl_rasterizer_cache.cpp
+ renderer_opengl/gl_rasterizer_cache.h
renderer_opengl/gl_resource_manager.h
renderer_opengl/gl_shader_util.cpp
renderer_opengl/gl_shader_util.h
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
new file mode 100644
index 000000000..e481139af
--- /dev/null
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
@@ -0,0 +1,1362 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <atomic>
+#include <cstring>
+#include <iterator>
+#include <memory>
+#include <unordered_set>
+#include <utility>
+#include <vector>
+#include <boost/optional.hpp>
+#include <boost/range/iterator_range.hpp>
+#include <glad/glad.h>
+#include "common/alignment.h"
+#include "common/bit_field.h"
+#include "common/color.h"
+#include "common/logging/log.h"
+#include "common/math_util.h"
+#include "common/microprofile.h"
+#include "common/scope_exit.h"
+#include "common/vector_math.h"
+#include "core/frontend/emu_window.h"
+#include "core/memory.h"
+#include "core/settings.h"
+#include "video_core/renderer_opengl/gl_rasterizer_cache.h"
+#include "video_core/renderer_opengl/gl_state.h"
+#include "video_core/texture/texture_decode.h"
+#include "video_core/utils.h"
+#include "video_core/video_core.h"
+
+using SurfaceType = SurfaceParams::SurfaceType;
+using PixelFormat = SurfaceParams::PixelFormat;
+
+struct FormatTuple {
+ GLint internal_format;
+ GLenum format;
+ GLenum type;
+};
+
+static constexpr std::array<FormatTuple, 5> fb_format_tuples = {{
+ {GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8}, // RGBA8
+ {GL_RGB8, GL_BGR, GL_UNSIGNED_BYTE}, // RGB8
+ {GL_RGB5_A1, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1}, // RGB5A1
+ {GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5}, // RGB565
+ {GL_RGBA4, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4}, // RGBA4
+}};
+
+static constexpr std::array<FormatTuple, 4> depth_format_tuples = {{
+ {GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT}, // D16
+ {},
+ {GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT}, // D24
+ {GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8}, // D24S8
+}};
+
+static constexpr FormatTuple tex_tuple = {GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE};
+
+static const FormatTuple& GetFormatTuple(PixelFormat pixel_format) {
+ const SurfaceType type = SurfaceParams::GetFormatType(pixel_format);
+ if (type == SurfaceType::Color) {
+ ASSERT(static_cast<size_t>(pixel_format) < fb_format_tuples.size());
+ return fb_format_tuples[static_cast<unsigned int>(pixel_format)];
+ } else if (type == SurfaceType::Depth || type == SurfaceType::DepthStencil) {
+ size_t tuple_idx = static_cast<size_t>(pixel_format) - 14;
+ ASSERT(tuple_idx < depth_format_tuples.size());
+ return depth_format_tuples[tuple_idx];
+ }
+ return tex_tuple;
+}
+
+template <typename Map, typename Interval>
+constexpr auto RangeFromInterval(Map& map, const Interval& interval) {
+ return boost::make_iterator_range(map.equal_range(interval));
+}
+
+static u16 GetResolutionScaleFactor() {
+ return static_cast<u16>(!Settings::values.resolution_factor
+ ? VideoCore::g_emu_window->GetFramebufferLayout().GetScalingRatio()
+ : Settings::values.resolution_factor);
+}
+
+template <bool morton_to_gl, PixelFormat format>
+static void MortonCopyTile(u32 stride, u8* tile_buffer, u8* gl_buffer) {
+ constexpr u32 bytes_per_pixel = SurfaceParams::GetFormatBpp(format) / 8;
+ constexpr u32 gl_bytes_per_pixel = CachedSurface::GetGLBytesPerPixel(format);
+ for (u32 y = 0; y < 8; ++y) {
+ for (u32 x = 0; x < 8; ++x) {
+ u8* tile_ptr = tile_buffer + VideoCore::MortonInterleave(x, y) * bytes_per_pixel;
+ u8* gl_ptr = gl_buffer + ((7 - y) * stride + x) * gl_bytes_per_pixel;
+ if (morton_to_gl) {
+ if (format == PixelFormat::D24S8) {
+ gl_ptr[0] = tile_ptr[3];
+ std::memcpy(gl_ptr + 1, tile_ptr, 3);
+ } else {
+ std::memcpy(gl_ptr, tile_ptr, bytes_per_pixel);
+ }
+ } else {
+ if (format == PixelFormat::D24S8) {
+ std::memcpy(tile_ptr, gl_ptr + 1, 3);
+ tile_ptr[3] = gl_ptr[0];
+ } else {
+ std::memcpy(tile_ptr, gl_ptr, bytes_per_pixel);
+ }
+ }
+ }
+ }
+}
+
+template <bool morton_to_gl, PixelFormat format>
+static void MortonCopy(u32 stride, u32 height, u8* gl_buffer, PAddr base, PAddr start, PAddr end) {
+ constexpr u32 bytes_per_pixel = SurfaceParams::GetFormatBpp(format) / 8;
+ constexpr u32 tile_size = bytes_per_pixel * 64;
+
+ constexpr u32 gl_bytes_per_pixel = CachedSurface::GetGLBytesPerPixel(format);
+ static_assert(gl_bytes_per_pixel >= bytes_per_pixel, "");
+ gl_buffer += gl_bytes_per_pixel - bytes_per_pixel;
+
+ const PAddr aligned_down_start = base + Common::AlignDown(start - base, tile_size);
+ const PAddr aligned_start = base + Common::AlignUp(start - base, tile_size);
+ const PAddr aligned_end = base + Common::AlignDown(end - base, tile_size);
+
+ ASSERT(!morton_to_gl || (aligned_start == start && aligned_end == end));
+
+ const u64 begin_pixel_index = (aligned_down_start - base) / bytes_per_pixel;
+ u32 x = static_cast<u32>((begin_pixel_index % (stride * 8)) / 8);
+ u32 y = static_cast<u32>((begin_pixel_index / (stride * 8)) * 8);
+
+ gl_buffer += ((height - 8 - y) * stride + x) * gl_bytes_per_pixel;
+
+ auto glbuf_next_tile = [&] {
+ x = (x + 8) % stride;
+ gl_buffer += 8 * gl_bytes_per_pixel;
+ if (!x) {
+ y += 8;
+ gl_buffer -= stride * 9 * gl_bytes_per_pixel;
+ }
+ };
+
+ u8* tile_buffer = Memory::GetPhysicalPointer(start);
+
+ if (start < aligned_start && !morton_to_gl) {
+ std::array<u8, tile_size> tmp_buf;
+ MortonCopyTile<morton_to_gl, format>(stride, &tmp_buf[0], gl_buffer);
+ std::memcpy(tile_buffer, &tmp_buf[start - aligned_down_start],
+ std::min(aligned_start, end) - start);
+
+ tile_buffer += aligned_start - start;
+ glbuf_next_tile();
+ }
+
+ const u8* const buffer_end = tile_buffer + aligned_end - aligned_start;
+ while (tile_buffer < buffer_end) {
+ MortonCopyTile<morton_to_gl, format>(stride, tile_buffer, gl_buffer);
+ tile_buffer += tile_size;
+ glbuf_next_tile();
+ }
+
+ if (end > std::max(aligned_start, aligned_end) && !morton_to_gl) {
+ std::array<u8, tile_size> tmp_buf;
+ MortonCopyTile<morton_to_gl, format>(stride, &tmp_buf[0], gl_buffer);
+ std::memcpy(tile_buffer, &tmp_buf[0], end - aligned_end);
+ }
+}
+
+static constexpr std::array<void (*)(u32, u32, u8*, PAddr, PAddr, PAddr), 18> morton_to_gl_fns = {
+ MortonCopy<true, PixelFormat::RGBA8>, // 0
+ MortonCopy<true, PixelFormat::RGB8>, // 1
+ MortonCopy<true, PixelFormat::RGB5A1>, // 2
+ MortonCopy<true, PixelFormat::RGB565>, // 3
+ MortonCopy<true, PixelFormat::RGBA4>, // 4
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr, // 5 - 13
+ MortonCopy<true, PixelFormat::D16>, // 14
+ nullptr, // 15
+ MortonCopy<true, PixelFormat::D24>, // 16
+ MortonCopy<true, PixelFormat::D24S8> // 17
+};
+
+static constexpr std::array<void (*)(u32, u32, u8*, PAddr, PAddr, PAddr), 18> gl_to_morton_fns = {
+ MortonCopy<false, PixelFormat::RGBA8>, // 0
+ MortonCopy<false, PixelFormat::RGB8>, // 1
+ MortonCopy<false, PixelFormat::RGB5A1>, // 2
+ MortonCopy<false, PixelFormat::RGB565>, // 3
+ MortonCopy<false, PixelFormat::RGBA4>, // 4
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr, // 5 - 13
+ MortonCopy<false, PixelFormat::D16>, // 14
+ nullptr, // 15
+ MortonCopy<false, PixelFormat::D24>, // 16
+ MortonCopy<false, PixelFormat::D24S8> // 17
+};
+
+// Allocate an uninitialized texture of appropriate size and format for the surface
+static void AllocateSurfaceTexture(GLuint texture, const FormatTuple& format_tuple, u32 width,
+ u32 height) {
+ OpenGLState cur_state = OpenGLState::GetCurState();
+
+ // Keep track of previous texture bindings
+ GLuint old_tex = cur_state.texture_units[0].texture_2d;
+ cur_state.texture_units[0].texture_2d = texture;
+ cur_state.Apply();
+ glActiveTexture(GL_TEXTURE0);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, format_tuple.internal_format, width, height, 0,
+ format_tuple.format, format_tuple.type, nullptr);
+
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+
+ // Restore previous texture bindings
+ cur_state.texture_units[0].texture_2d = old_tex;
+ cur_state.Apply();
+}
+
+static bool BlitTextures(GLuint src_tex, const MathUtil::Rectangle<u32>& src_rect, GLuint dst_tex,
+ const MathUtil::Rectangle<u32>& dst_rect, SurfaceType type,
+ GLuint read_fb_handle, GLuint draw_fb_handle) {
+ OpenGLState state = OpenGLState::GetCurState();
+
+ OpenGLState prev_state = state;
+ SCOPE_EXIT({ prev_state.Apply(); });
+
+ // Make sure textures aren't bound to texture units, since going to bind them to framebuffer
+ // components
+ state.ResetTexture(src_tex);
+ state.ResetTexture(dst_tex);
+
+ state.draw.read_framebuffer = read_fb_handle;
+ state.draw.draw_framebuffer = draw_fb_handle;
+ state.Apply();
+
+ u32 buffers = 0;
+
+ if (type == SurfaceType::Color || type == SurfaceType::Texture) {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, src_tex,
+ 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0,
+ 0);
+
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, dst_tex,
+ 0);
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0,
+ 0);
+
+ buffers = GL_COLOR_BUFFER_BIT;
+ } else if (type == SurfaceType::Depth) {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, src_tex, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, 0);
+
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, dst_tex, 0);
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, 0);
+
+ buffers = GL_DEPTH_BUFFER_BIT;
+ } else if (type == SurfaceType::DepthStencil) {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D,
+ src_tex, 0);
+
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D,
+ dst_tex, 0);
+
+ buffers = GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT;
+ }
+
+ glBlitFramebuffer(src_rect.left, src_rect.bottom, src_rect.right, src_rect.top, dst_rect.left,
+ dst_rect.bottom, dst_rect.right, dst_rect.top, buffers,
+ buffers == GL_COLOR_BUFFER_BIT ? GL_LINEAR : GL_NEAREST);
+
+ return true;
+}
+
+static bool FillSurface(const Surface& surface, const u8* fill_data,
+ const MathUtil::Rectangle<u32>& fill_rect, GLuint draw_fb_handle) {
+ UNIMPLEMENTED();
+ return true;
+}
+
+SurfaceParams SurfaceParams::FromInterval(SurfaceInterval interval) const {
+ SurfaceParams params = *this;
+ const u32 tiled_size = is_tiled ? 8 : 1;
+ const u64 stride_tiled_bytes = BytesInPixels(stride * tiled_size);
+ PAddr aligned_start =
+ addr + Common::AlignDown(boost::icl::first(interval) - addr, stride_tiled_bytes);
+ PAddr aligned_end =
+ addr + Common::AlignUp(boost::icl::last_next(interval) - addr, stride_tiled_bytes);
+
+ if (aligned_end - aligned_start > stride_tiled_bytes) {
+ params.addr = aligned_start;
+ params.height = static_cast<u32>((aligned_end - aligned_start) / BytesInPixels(stride));
+ } else {
+ // 1 row
+ ASSERT(aligned_end - aligned_start == stride_tiled_bytes);
+ const u64 tiled_alignment = BytesInPixels(is_tiled ? 8 * 8 : 1);
+ aligned_start =
+ addr + Common::AlignDown(boost::icl::first(interval) - addr, tiled_alignment);
+ aligned_end =
+ addr + Common::AlignUp(boost::icl::last_next(interval) - addr, tiled_alignment);
+ params.addr = aligned_start;
+ params.width = static_cast<u32>(PixelsInBytes(aligned_end - aligned_start) / tiled_size);
+ params.stride = params.width;
+ params.height = tiled_size;
+ }
+ params.UpdateParams();
+
+ return params;
+}
+
+SurfaceInterval SurfaceParams::GetSubRectInterval(MathUtil::Rectangle<u32> unscaled_rect) const {
+ if (unscaled_rect.GetHeight() == 0 || unscaled_rect.GetWidth() == 0) {
+ return {};
+ }
+
+ if (is_tiled) {
+ unscaled_rect.left = Common::AlignDown(unscaled_rect.left, 8) * 8;
+ unscaled_rect.bottom = Common::AlignDown(unscaled_rect.bottom, 8) / 8;
+ unscaled_rect.right = Common::AlignUp(unscaled_rect.right, 8) * 8;
+ unscaled_rect.top = Common::AlignUp(unscaled_rect.top, 8) / 8;
+ }
+
+ const u32 stride_tiled = !is_tiled ? stride : stride * 8;
+
+ const u32 pixel_offset =
+ stride_tiled * (!is_tiled ? unscaled_rect.bottom : (height / 8) - unscaled_rect.top) +
+ unscaled_rect.left;
+
+ const u32 pixels = (unscaled_rect.GetHeight() - 1) * stride_tiled + unscaled_rect.GetWidth();
+
+ return {addr + BytesInPixels(pixel_offset), addr + BytesInPixels(pixel_offset + pixels)};
+}
+
+MathUtil::Rectangle<u32> SurfaceParams::GetSubRect(const SurfaceParams& sub_surface) const {
+ const u32 begin_pixel_index = static_cast<u32>(PixelsInBytes(sub_surface.addr - addr));
+
+ if (is_tiled) {
+ const int x0 = (begin_pixel_index % (stride * 8)) / 8;
+ const int y0 = (begin_pixel_index / (stride * 8)) * 8;
+ // Top to bottom
+ return MathUtil::Rectangle<u32>(x0, height - y0, x0 + sub_surface.width,
+ height - (y0 + sub_surface.height));
+ }
+
+ const int x0 = begin_pixel_index % stride;
+ const int y0 = begin_pixel_index / stride;
+ // Bottom to top
+ return MathUtil::Rectangle<u32>(x0, y0 + sub_surface.height, x0 + sub_surface.width, y0);
+}
+
+MathUtil::Rectangle<u32> SurfaceParams::GetScaledSubRect(const SurfaceParams& sub_surface) const {
+ auto rect = GetSubRect(sub_surface);
+ rect.left = rect.left * res_scale;
+ rect.right = rect.right * res_scale;
+ rect.top = rect.top * res_scale;
+ rect.bottom = rect.bottom * res_scale;
+ return rect;
+}
+
+bool SurfaceParams::ExactMatch(const SurfaceParams& other_surface) const {
+ return std::tie(other_surface.addr, other_surface.width, other_surface.height,
+ other_surface.stride, other_surface.pixel_format, other_surface.is_tiled) ==
+ std::tie(addr, width, height, stride, pixel_format, is_tiled) &&
+ pixel_format != PixelFormat::Invalid;
+}
+
+bool SurfaceParams::CanSubRect(const SurfaceParams& sub_surface) const {
+ return sub_surface.addr >= addr && sub_surface.end <= end &&
+ sub_surface.pixel_format == pixel_format && pixel_format != PixelFormat::Invalid &&
+ sub_surface.is_tiled == is_tiled &&
+ (sub_surface.addr - addr) % BytesInPixels(is_tiled ? 64 : 1) == 0 &&
+ (sub_surface.stride == stride || sub_surface.height <= (is_tiled ? 8u : 1u)) &&
+ GetSubRect(sub_surface).left + sub_surface.width <= stride;
+}
+
+bool SurfaceParams::CanExpand(const SurfaceParams& expanded_surface) const {
+ return pixel_format != PixelFormat::Invalid && pixel_format == expanded_surface.pixel_format &&
+ addr <= expanded_surface.end && expanded_surface.addr <= end &&
+ is_tiled == expanded_surface.is_tiled && stride == expanded_surface.stride &&
+ (std::max(expanded_surface.addr, addr) - std::min(expanded_surface.addr, addr)) %
+ BytesInPixels(stride * (is_tiled ? 8 : 1)) ==
+ 0;
+}
+
+bool SurfaceParams::CanTexCopy(const SurfaceParams& texcopy_params) const {
+ if (pixel_format == PixelFormat::Invalid || addr > texcopy_params.addr ||
+ end < texcopy_params.end) {
+ return false;
+ }
+ if (texcopy_params.width != texcopy_params.stride) {
+ const u32 tile_stride = static_cast<u32>(BytesInPixels(stride * (is_tiled ? 8 : 1)));
+ return (texcopy_params.addr - addr) % BytesInPixels(is_tiled ? 64 : 1) == 0 &&
+ texcopy_params.width % BytesInPixels(is_tiled ? 64 : 1) == 0 &&
+ (texcopy_params.height == 1 || texcopy_params.stride == tile_stride) &&
+ ((texcopy_params.addr - addr) % tile_stride) + texcopy_params.width <= tile_stride;
+ }
+ return FromInterval(texcopy_params.GetInterval()).GetInterval() == texcopy_params.GetInterval();
+}
+
+bool CachedSurface::CanFill(const SurfaceParams& dest_surface,
+ SurfaceInterval fill_interval) const {
+ if (type == SurfaceType::Fill && IsRegionValid(fill_interval) &&
+ boost::icl::first(fill_interval) >= addr &&
+ boost::icl::last_next(fill_interval) <= end && // dest_surface is within our fill range
+ dest_surface.FromInterval(fill_interval).GetInterval() ==
+ fill_interval) { // make sure interval is a rectangle in dest surface
+ if (fill_size * 8 != dest_surface.GetFormatBpp()) {
+ // Check if bits repeat for our fill_size
+ const u32 dest_bytes_per_pixel = std::max(dest_surface.GetFormatBpp() / 8, 1u);
+ std::vector<u8> fill_test(fill_size * dest_bytes_per_pixel);
+
+ for (u32 i = 0; i < dest_bytes_per_pixel; ++i)
+ std::memcpy(&fill_test[i * fill_size], &fill_data[0], fill_size);
+
+ for (u32 i = 0; i < fill_size; ++i)
+ if (std::memcmp(&fill_test[dest_bytes_per_pixel * i], &fill_test[0],
+ dest_bytes_per_pixel) != 0)
+ return false;
+
+ if (dest_surface.GetFormatBpp() == 4 && (fill_test[0] & 0xF) != (fill_test[0] >> 4))
+ return false;
+ }
+ return true;
+ }
+ return false;
+}
+
+bool CachedSurface::CanCopy(const SurfaceParams& dest_surface,
+ SurfaceInterval copy_interval) const {
+ SurfaceParams subrect_params = dest_surface.FromInterval(copy_interval);
+ ASSERT(subrect_params.GetInterval() == copy_interval);
+ if (CanSubRect(subrect_params))
+ return true;
+
+ if (CanFill(dest_surface, copy_interval))
+ return true;
+
+ return false;
+}
+
+SurfaceInterval SurfaceParams::GetCopyableInterval(const Surface& src_surface) const {
+ SurfaceInterval result{};
+ const auto valid_regions =
+ SurfaceRegions(GetInterval() & src_surface->GetInterval()) - src_surface->invalid_regions;
+ for (auto& valid_interval : valid_regions) {
+ const SurfaceInterval aligned_interval{
+ addr + Common::AlignUp(boost::icl::first(valid_interval) - addr,
+ BytesInPixels(is_tiled ? 8 * 8 : 1)),
+ addr + Common::AlignDown(boost::icl::last_next(valid_interval) - addr,
+ BytesInPixels(is_tiled ? 8 * 8 : 1))};
+
+ if (BytesInPixels(is_tiled ? 8 * 8 : 1) > boost::icl::length(valid_interval) ||
+ boost::icl::length(aligned_interval) == 0) {
+ continue;
+ }
+
+ // Get the rectangle within aligned_interval
+ const u32 stride_bytes = static_cast<u32>(BytesInPixels(stride)) * (is_tiled ? 8 : 1);
+ SurfaceInterval rect_interval{
+ addr + Common::AlignUp(boost::icl::first(aligned_interval) - addr, stride_bytes),
+ addr + Common::AlignDown(boost::icl::last_next(aligned_interval) - addr, stride_bytes),
+ };
+ if (boost::icl::first(rect_interval) > boost::icl::last_next(rect_interval)) {
+ // 1 row
+ rect_interval = aligned_interval;
+ } else if (boost::icl::length(rect_interval) == 0) {
+ // 2 rows that do not make a rectangle, return the larger one
+ const SurfaceInterval row1{boost::icl::first(aligned_interval),
+ boost::icl::first(rect_interval)};
+ const SurfaceInterval row2{boost::icl::first(rect_interval),
+ boost::icl::last_next(aligned_interval)};
+ rect_interval = (boost::icl::length(row1) > boost::icl::length(row2)) ? row1 : row2;
+ }
+
+ if (boost::icl::length(rect_interval) > boost::icl::length(result)) {
+ result = rect_interval;
+ }
+ }
+ return result;
+}
+
+void RasterizerCacheOpenGL::CopySurface(const Surface& src_surface, const Surface& dst_surface,
+ SurfaceInterval copy_interval) {
+ SurfaceParams subrect_params = dst_surface->FromInterval(copy_interval);
+ ASSERT(subrect_params.GetInterval() == copy_interval);
+
+ ASSERT(src_surface != dst_surface);
+
+ // This is only called when CanCopy is true, no need to run checks here
+ if (src_surface->type == SurfaceType::Fill) {
+ // FillSurface needs a 4 bytes buffer
+ const u64 fill_offset =
+ (boost::icl::first(copy_interval) - src_surface->addr) % src_surface->fill_size;
+ std::array<u8, 4> fill_buffer;
+
+ u64 fill_buff_pos = fill_offset;
+ for (int i : {0, 1, 2, 3})
+ fill_buffer[i] = src_surface->fill_data[fill_buff_pos++ % src_surface->fill_size];
+
+ FillSurface(dst_surface, &fill_buffer[0], dst_surface->GetScaledSubRect(subrect_params),
+ draw_framebuffer.handle);
+ return;
+ }
+ if (src_surface->CanSubRect(subrect_params)) {
+ BlitTextures(src_surface->texture.handle, src_surface->GetScaledSubRect(subrect_params),
+ dst_surface->texture.handle, dst_surface->GetScaledSubRect(subrect_params),
+ src_surface->type, read_framebuffer.handle, draw_framebuffer.handle);
+ return;
+ }
+ UNREACHABLE();
+}
+
+MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 64, 192));
+void CachedSurface::LoadGLBuffer(PAddr load_start, PAddr load_end) {
+ ASSERT(type != SurfaceType::Fill);
+
+ const u8* const texture_src_data = Memory::GetPhysicalPointer(addr);
+ if (texture_src_data == nullptr)
+ return;
+
+ if (gl_buffer == nullptr) {
+ gl_buffer_size = width * height * GetGLBytesPerPixel(pixel_format);
+ gl_buffer.reset(new u8[gl_buffer_size]);
+ }
+
+ // TODO: Should probably be done in ::Memory:: and check for other regions too
+ if (load_start < Memory::VRAM_VADDR_END && load_end > Memory::VRAM_VADDR_END)
+ load_end = Memory::VRAM_VADDR_END;
+
+ if (load_start < Memory::VRAM_VADDR && load_end > Memory::VRAM_VADDR)
+ load_start = Memory::VRAM_VADDR;
+
+ MICROPROFILE_SCOPE(OpenGL_SurfaceLoad);
+
+ ASSERT(load_start >= addr && load_end <= end);
+ const u32 start_offset = load_start - addr;
+
+ if (!is_tiled) {
+ ASSERT(type == SurfaceType::Color);
+ std::memcpy(&gl_buffer[start_offset], texture_src_data + start_offset,
+ load_end - load_start);
+ } else {
+ if (type == SurfaceType::Texture) {
+ UNIMPLEMENTED();
+ } else {
+ morton_to_gl_fns[static_cast<size_t>(pixel_format)](stride, height, &gl_buffer[0], addr,
+ load_start, load_end);
+ }
+ }
+}
+
+MICROPROFILE_DEFINE(OpenGL_SurfaceFlush, "OpenGL", "Surface Flush", MP_RGB(128, 192, 64));
+void CachedSurface::FlushGLBuffer(PAddr flush_start, PAddr flush_end) {
+ u8* const dst_buffer = Memory::GetPhysicalPointer(addr);
+ if (dst_buffer == nullptr)
+ return;
+
+ ASSERT(gl_buffer_size == width * height * GetGLBytesPerPixel(pixel_format));
+
+ // TODO: Should probably be done in ::Memory:: and check for other regions too
+ // same as loadglbuffer()
+ if (flush_start < Memory::VRAM_VADDR_END && flush_end > Memory::VRAM_VADDR_END)
+ flush_end = Memory::VRAM_VADDR_END;
+
+ if (flush_start < Memory::VRAM_VADDR && flush_end > Memory::VRAM_VADDR)
+ flush_start = Memory::VRAM_VADDR;
+
+ MICROPROFILE_SCOPE(OpenGL_SurfaceFlush);
+
+ ASSERT(flush_start >= addr && flush_end <= end);
+ const u64 start_offset = flush_start - addr;
+ const u64 end_offset = flush_end - addr;
+
+ if (type == SurfaceType::Fill) {
+ const u64 coarse_start_offset = start_offset - (start_offset % fill_size);
+ const u64 backup_bytes = start_offset % fill_size;
+ std::array<u8, 4> backup_data;
+ if (backup_bytes)
+ std::memcpy(&backup_data[0], &dst_buffer[coarse_start_offset], backup_bytes);
+
+ for (u64 offset = coarse_start_offset; offset < end_offset; offset += fill_size) {
+ std::memcpy(&dst_buffer[offset], &fill_data[0],
+ std::min(fill_size, end_offset - offset));
+ }
+
+ if (backup_bytes)
+ std::memcpy(&dst_buffer[coarse_start_offset], &backup_data[0], backup_bytes);
+ } else if (!is_tiled) {
+ ASSERT(type == SurfaceType::Color);
+ std::memcpy(dst_buffer + start_offset, &gl_buffer[start_offset], flush_end - flush_start);
+ } else {
+ gl_to_morton_fns[static_cast<size_t>(pixel_format)](stride, height, &gl_buffer[0], addr,
+ flush_start, flush_end);
+ }
+}
+
+MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 64, 192));
+void CachedSurface::UploadGLTexture(const MathUtil::Rectangle<u32>& rect, GLuint read_fb_handle,
+ GLuint draw_fb_handle) {
+ if (type == SurfaceType::Fill)
+ return;
+
+ MICROPROFILE_SCOPE(OpenGL_TextureUL);
+
+ ASSERT(gl_buffer_size == width * height * GetGLBytesPerPixel(pixel_format));
+
+ // Load data from memory to the surface
+ GLint x0 = static_cast<GLint>(rect.left);
+ GLint y0 = static_cast<GLint>(rect.bottom);
+ size_t buffer_offset = (y0 * stride + x0) * GetGLBytesPerPixel(pixel_format);
+
+ const FormatTuple& tuple = GetFormatTuple(pixel_format);
+ GLuint target_tex = texture.handle;
+
+ // If not 1x scale, create 1x texture that we will blit from to replace texture subrect in
+ // surface
+ OGLTexture unscaled_tex;
+ if (res_scale != 1) {
+ x0 = 0;
+ y0 = 0;
+
+ unscaled_tex.Create();
+ AllocateSurfaceTexture(unscaled_tex.handle, tuple, rect.GetWidth(), rect.GetHeight());
+ target_tex = unscaled_tex.handle;
+ }
+
+ OpenGLState cur_state = OpenGLState::GetCurState();
+
+ GLuint old_tex = cur_state.texture_units[0].texture_2d;
+ cur_state.texture_units[0].texture_2d = target_tex;
+ cur_state.Apply();
+
+ // Ensure no bad interactions with GL_UNPACK_ALIGNMENT
+ ASSERT(stride * GetGLBytesPerPixel(pixel_format) % 4 == 0);
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(stride));
+
+ glActiveTexture(GL_TEXTURE0);
+ glTexSubImage2D(GL_TEXTURE_2D, 0, x0, y0, static_cast<GLsizei>(rect.GetWidth()),
+ static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
+ &gl_buffer[buffer_offset]);
+
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+
+ cur_state.texture_units[0].texture_2d = old_tex;
+ cur_state.Apply();
+
+ if (res_scale != 1) {
+ auto scaled_rect = rect;
+ scaled_rect.left *= res_scale;
+ scaled_rect.top *= res_scale;
+ scaled_rect.right *= res_scale;
+ scaled_rect.bottom *= res_scale;
+
+ BlitTextures(unscaled_tex.handle, {0, rect.GetHeight(), rect.GetWidth(), 0}, texture.handle,
+ scaled_rect, type, read_fb_handle, draw_fb_handle);
+ }
+}
+
+MICROPROFILE_DEFINE(OpenGL_TextureDL, "OpenGL", "Texture Download", MP_RGB(128, 192, 64));
+void CachedSurface::DownloadGLTexture(const MathUtil::Rectangle<u32>& rect, GLuint read_fb_handle,
+ GLuint draw_fb_handle) {
+ if (type == SurfaceType::Fill)
+ return;
+
+ MICROPROFILE_SCOPE(OpenGL_TextureDL);
+
+ if (gl_buffer == nullptr) {
+ gl_buffer_size = width * height * GetGLBytesPerPixel(pixel_format);
+ gl_buffer.reset(new u8[gl_buffer_size]);
+ }
+
+ OpenGLState state = OpenGLState::GetCurState();
+ OpenGLState prev_state = state;
+ SCOPE_EXIT({ prev_state.Apply(); });
+
+ const FormatTuple& tuple = GetFormatTuple(pixel_format);
+
+ // Ensure no bad interactions with GL_PACK_ALIGNMENT
+ ASSERT(stride * GetGLBytesPerPixel(pixel_format) % 4 == 0);
+ glPixelStorei(GL_PACK_ROW_LENGTH, static_cast<GLint>(stride));
+ size_t buffer_offset = (rect.bottom * stride + rect.left) * GetGLBytesPerPixel(pixel_format);
+
+ // If not 1x scale, blit scaled texture to a new 1x texture and use that to flush
+ if (res_scale != 1) {
+ auto scaled_rect = rect;
+ scaled_rect.left *= res_scale;
+ scaled_rect.top *= res_scale;
+ scaled_rect.right *= res_scale;
+ scaled_rect.bottom *= res_scale;
+
+ OGLTexture unscaled_tex;
+ unscaled_tex.Create();
+
+ MathUtil::Rectangle<u32> unscaled_tex_rect{0, rect.GetHeight(), rect.GetWidth(), 0};
+ AllocateSurfaceTexture(unscaled_tex.handle, tuple, rect.GetWidth(), rect.GetHeight());
+ BlitTextures(texture.handle, scaled_rect, unscaled_tex.handle, unscaled_tex_rect, type,
+ read_fb_handle, draw_fb_handle);
+
+ state.texture_units[0].texture_2d = unscaled_tex.handle;
+ state.Apply();
+
+ glActiveTexture(GL_TEXTURE0);
+ glGetTexImage(GL_TEXTURE_2D, 0, tuple.format, tuple.type, &gl_buffer[buffer_offset]);
+ } else {
+ state.ResetTexture(texture.handle);
+ state.draw.read_framebuffer = read_fb_handle;
+ state.Apply();
+
+ if (type == SurfaceType::Color || type == SurfaceType::Texture) {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D,
+ texture.handle, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D,
+ 0, 0);
+ } else if (type == SurfaceType::Depth) {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D,
+ texture.handle, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, 0);
+ } else {
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D,
+ texture.handle, 0);
+ }
+ glReadPixels(static_cast<GLint>(rect.left), static_cast<GLint>(rect.bottom),
+ static_cast<GLsizei>(rect.GetWidth()), static_cast<GLsizei>(rect.GetHeight()),
+ tuple.format, tuple.type, &gl_buffer[buffer_offset]);
+ }
+
+ glPixelStorei(GL_PACK_ROW_LENGTH, 0);
+}
+
+enum MatchFlags {
+ Invalid = 1, // Flag that can be applied to other match types, invalid matches require
+ // validation before they can be used
+ Exact = 1 << 1, // Surfaces perfectly match
+ SubRect = 1 << 2, // Surface encompasses params
+ Copy = 1 << 3, // Surface we can copy from
+ Expand = 1 << 4, // Surface that can expand params
+ TexCopy = 1 << 5 // Surface that will match a display transfer "texture copy" parameters
+};
+
+constexpr MatchFlags operator|(MatchFlags lhs, MatchFlags rhs) {
+ return static_cast<MatchFlags>(static_cast<int>(lhs) | static_cast<int>(rhs));
+}
+
+/// Get the best surface match (and its match type) for the given flags
+template <MatchFlags find_flags>
+Surface FindMatch(const SurfaceCache& surface_cache, const SurfaceParams& params,
+ ScaleMatch match_scale_type,
+ boost::optional<SurfaceInterval> validate_interval = boost::none) {
+ Surface match_surface = nullptr;
+ bool match_valid = false;
+ u32 match_scale = 0;
+ SurfaceInterval match_interval{};
+
+ for (auto& pair : RangeFromInterval(surface_cache, params.GetInterval())) {
+ for (auto& surface : pair.second) {
+ bool res_scale_matched = match_scale_type == ScaleMatch::Exact
+ ? (params.res_scale == surface->res_scale)
+ : (params.res_scale <= surface->res_scale);
+ // validity will be checked in GetCopyableInterval
+ bool is_valid =
+ find_flags & MatchFlags::Copy
+ ? true
+ : surface->IsRegionValid(validate_interval.value_or(params.GetInterval()));
+
+ if (!(find_flags & MatchFlags::Invalid) && !is_valid)
+ continue;
+
+ auto IsMatch_Helper = [&](auto check_type, auto match_fn) {
+ if (!(find_flags & check_type))
+ return;
+
+ bool matched;
+ SurfaceInterval surface_interval;
+ std::tie(matched, surface_interval) = match_fn();
+ if (!matched)
+ return;
+
+ if (!res_scale_matched && match_scale_type != ScaleMatch::Ignore &&
+ surface->type != SurfaceType::Fill)
+ return;
+
+ // Found a match, update only if this is better than the previous one
+ auto UpdateMatch = [&] {
+ match_surface = surface;
+ match_valid = is_valid;
+ match_scale = surface->res_scale;
+ match_interval = surface_interval;
+ };
+
+ if (surface->res_scale > match_scale) {
+ UpdateMatch();
+ return;
+ } else if (surface->res_scale < match_scale) {
+ return;
+ }
+
+ if (is_valid && !match_valid) {
+ UpdateMatch();
+ return;
+ } else if (is_valid != match_valid) {
+ return;
+ }
+
+ if (boost::icl::length(surface_interval) > boost::icl::length(match_interval)) {
+ UpdateMatch();
+ }
+ };
+ IsMatch_Helper(std::integral_constant<MatchFlags, MatchFlags::Exact>{}, [&] {
+ return std::make_pair(surface->ExactMatch(params), surface->GetInterval());
+ });
+ IsMatch_Helper(std::integral_constant<MatchFlags, MatchFlags::SubRect>{}, [&] {
+ return std::make_pair(surface->CanSubRect(params), surface->GetInterval());
+ });
+ IsMatch_Helper(std::integral_constant<MatchFlags, MatchFlags::Copy>{}, [&] {
+ auto copy_interval =
+ params.FromInterval(*validate_interval).GetCopyableInterval(surface);
+ bool matched = boost::icl::length(copy_interval & *validate_interval) != 0 &&
+ surface->CanCopy(params, copy_interval);
+ return std::make_pair(matched, copy_interval);
+ });
+ IsMatch_Helper(std::integral_constant<MatchFlags, MatchFlags::Expand>{}, [&] {
+ return std::make_pair(surface->CanExpand(params), surface->GetInterval());
+ });
+ IsMatch_Helper(std::integral_constant<MatchFlags, MatchFlags::TexCopy>{}, [&] {
+ return std::make_pair(surface->CanTexCopy(params), surface->GetInterval());
+ });
+ }
+ }
+ return match_surface;
+}
+
+RasterizerCacheOpenGL::RasterizerCacheOpenGL() {
+ read_framebuffer.Create();
+ draw_framebuffer.Create();
+
+ attributeless_vao.Create();
+
+ d24s8_abgr_buffer.Create();
+ d24s8_abgr_buffer_size = 0;
+
+ const char* vs_source = R"(
+#version 330 core
+const vec2 vertices[4] = vec2[4](vec2(-1.0, -1.0), vec2(1.0, -1.0), vec2(-1.0, 1.0), vec2(1.0, 1.0));
+void main() {
+ gl_Position = vec4(vertices[gl_VertexID], 0.0, 1.0);
+}
+)";
+ const char* fs_source = R"(
+#version 330 core
+
+uniform samplerBuffer tbo;
+uniform vec2 tbo_size;
+uniform vec4 viewport;
+
+out vec4 color;
+
+void main() {
+ vec2 tbo_coord = (gl_FragCoord.xy - viewport.xy) * tbo_size / viewport.zw;
+ int tbo_offset = int(tbo_coord.y) * int(tbo_size.x) + int(tbo_coord.x);
+ color = texelFetch(tbo, tbo_offset).rabg;
+}
+)";
+ d24s8_abgr_shader.Create(vs_source, nullptr, fs_source);
+
+ OpenGLState state = OpenGLState::GetCurState();
+ GLuint old_program = state.draw.shader_program;
+ state.draw.shader_program = d24s8_abgr_shader.handle;
+ state.Apply();
+
+ GLint tbo_u_id = glGetUniformLocation(d24s8_abgr_shader.handle, "tbo");
+ ASSERT(tbo_u_id != -1);
+ glUniform1i(tbo_u_id, 0);
+
+ state.draw.shader_program = old_program;
+ state.Apply();
+
+ d24s8_abgr_tbo_size_u_id = glGetUniformLocation(d24s8_abgr_shader.handle, "tbo_size");
+ ASSERT(d24s8_abgr_tbo_size_u_id != -1);
+ d24s8_abgr_viewport_u_id = glGetUniformLocation(d24s8_abgr_shader.handle, "viewport");
+ ASSERT(d24s8_abgr_viewport_u_id != -1);
+}
+
+RasterizerCacheOpenGL::~RasterizerCacheOpenGL() {
+ FlushAll();
+ while (!surface_cache.empty())
+ UnregisterSurface(*surface_cache.begin()->second.begin());
+}
+
+bool RasterizerCacheOpenGL::BlitSurfaces(const Surface& src_surface,
+ const MathUtil::Rectangle<u32>& src_rect,
+ const Surface& dst_surface,
+ const MathUtil::Rectangle<u32>& dst_rect) {
+ if (!SurfaceParams::CheckFormatsBlittable(src_surface->pixel_format, dst_surface->pixel_format))
+ return false;
+
+ return BlitTextures(src_surface->texture.handle, src_rect, dst_surface->texture.handle,
+ dst_rect, src_surface->type, read_framebuffer.handle,
+ draw_framebuffer.handle);
+}
+
+void RasterizerCacheOpenGL::ConvertD24S8toABGR(GLuint src_tex,
+ const MathUtil::Rectangle<u32>& src_rect,
+ GLuint dst_tex,
+ const MathUtil::Rectangle<u32>& dst_rect) {
+ OpenGLState prev_state = OpenGLState::GetCurState();
+ SCOPE_EXIT({ prev_state.Apply(); });
+
+ OpenGLState state;
+ state.draw.read_framebuffer = read_framebuffer.handle;
+ state.draw.draw_framebuffer = draw_framebuffer.handle;
+ state.Apply();
+
+ glBindBuffer(GL_PIXEL_PACK_BUFFER, d24s8_abgr_buffer.handle);
+
+ GLsizeiptr target_pbo_size = src_rect.GetWidth() * src_rect.GetHeight() * 4;
+ if (target_pbo_size > d24s8_abgr_buffer_size) {
+ d24s8_abgr_buffer_size = target_pbo_size * 2;
+ glBufferData(GL_PIXEL_PACK_BUFFER, d24s8_abgr_buffer_size, nullptr, GL_STREAM_COPY);
+ }
+
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
+ glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, src_tex,
+ 0);
+ glReadPixels(static_cast<GLint>(src_rect.left), static_cast<GLint>(src_rect.bottom),
+ static_cast<GLsizei>(src_rect.GetWidth()),
+ static_cast<GLsizei>(src_rect.GetHeight()), GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8,
+ 0);
+
+ glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
+
+ // PBO now contains src_tex in RABG format
+ state.draw.shader_program = d24s8_abgr_shader.handle;
+ state.draw.vertex_array = attributeless_vao.handle;
+ state.viewport.x = static_cast<GLint>(dst_rect.left);
+ state.viewport.y = static_cast<GLint>(dst_rect.bottom);
+ state.viewport.width = static_cast<GLsizei>(dst_rect.GetWidth());
+ state.viewport.height = static_cast<GLsizei>(dst_rect.GetHeight());
+ state.Apply();
+
+ OGLTexture tbo;
+ tbo.Create();
+ glActiveTexture(GL_TEXTURE0);
+ glBindTexture(GL_TEXTURE_BUFFER, tbo.handle);
+ glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA8, d24s8_abgr_buffer.handle);
+
+ glUniform2f(d24s8_abgr_tbo_size_u_id, static_cast<GLfloat>(src_rect.GetWidth()),
+ static_cast<GLfloat>(src_rect.GetHeight()));
+ glUniform4f(d24s8_abgr_viewport_u_id, static_cast<GLfloat>(state.viewport.x),
+ static_cast<GLfloat>(state.viewport.y), static_cast<GLfloat>(state.viewport.width),
+ static_cast<GLfloat>(state.viewport.height));
+
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, dst_tex, 0);
+ glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, 0);
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+
+ glBindTexture(GL_TEXTURE_BUFFER, 0);
+}
+
+Surface RasterizerCacheOpenGL::GetSurface(const SurfaceParams& params, ScaleMatch match_res_scale,
+ bool load_if_create) {
+ if (params.addr == 0 || params.height * params.width == 0) {
+ return nullptr;
+ }
+ // Use GetSurfaceSubRect instead
+ ASSERT(params.width == params.stride);
+
+ ASSERT(!params.is_tiled || (params.width % 8 == 0 && params.height % 8 == 0));
+
+ // Check for an exact match in existing surfaces
+ Surface surface =
+ FindMatch<MatchFlags::Exact | MatchFlags::Invalid>(surface_cache, params, match_res_scale);
+
+ if (surface == nullptr) {
+ u16 target_res_scale = params.res_scale;
+ if (match_res_scale != ScaleMatch::Exact) {
+ // This surface may have a subrect of another surface with a higher res_scale, find it
+ // to adjust our params
+ SurfaceParams find_params = params;
+ Surface expandable = FindMatch<MatchFlags::Expand | MatchFlags::Invalid>(
+ surface_cache, find_params, match_res_scale);
+ if (expandable != nullptr && expandable->res_scale > target_res_scale) {
+ target_res_scale = expandable->res_scale;
+ }
+ // Keep res_scale when reinterpreting d24s8 -> rgba8
+ if (params.pixel_format == PixelFormat::RGBA8) {
+ find_params.pixel_format = PixelFormat::D24S8;
+ expandable = FindMatch<MatchFlags::Expand | MatchFlags::Invalid>(
+ surface_cache, find_params, match_res_scale);
+ if (expandable != nullptr && expandable->res_scale > target_res_scale) {
+ target_res_scale = expandable->res_scale;
+ }
+ }
+ }
+ SurfaceParams new_params = params;
+ new_params.res_scale = target_res_scale;
+ surface = CreateSurface(new_params);
+ RegisterSurface(surface);
+ }
+
+ if (load_if_create) {
+ ValidateSurface(surface, params.addr, params.size);
+ }
+
+ return surface;
+}
+
+SurfaceRect_Tuple RasterizerCacheOpenGL::GetSurfaceSubRect(const SurfaceParams& params,
+ ScaleMatch match_res_scale,
+ bool load_if_create) {
+ if (params.addr == 0 || params.height * params.width == 0) {
+ return std::make_tuple(nullptr, MathUtil::Rectangle<u32>{});
+ }
+
+ // Attempt to find encompassing surface
+ Surface surface = FindMatch<MatchFlags::SubRect | MatchFlags::Invalid>(surface_cache, params,
+ match_res_scale);
+
+ // Check if FindMatch failed because of res scaling
+ // If that's the case create a new surface with
+ // the dimensions of the lower res_scale surface
+ // to suggest it should not be used again
+ if (surface == nullptr && match_res_scale != ScaleMatch::Ignore) {
+ surface = FindMatch<MatchFlags::SubRect | MatchFlags::Invalid>(surface_cache, params,
+ ScaleMatch::Ignore);
+ if (surface != nullptr) {
+ ASSERT(surface->res_scale < params.res_scale);
+ SurfaceParams new_params = *surface;
+ new_params.res_scale = params.res_scale;
+
+ surface = CreateSurface(new_params);
+ RegisterSurface(surface);
+ }
+ }
+
+ SurfaceParams aligned_params = params;
+ if (params.is_tiled) {
+ aligned_params.height = Common::AlignUp(params.height, 8);
+ aligned_params.width = Common::AlignUp(params.width, 8);
+ aligned_params.stride = Common::AlignUp(params.stride, 8);
+ aligned_params.UpdateParams();
+ }
+
+ // Check for a surface we can expand before creating a new one
+ if (surface == nullptr) {
+ surface = FindMatch<MatchFlags::Expand | MatchFlags::Invalid>(surface_cache, aligned_params,
+ match_res_scale);
+ if (surface != nullptr) {
+ aligned_params.width = aligned_params.stride;
+ aligned_params.UpdateParams();
+
+ SurfaceParams new_params = *surface;
+ new_params.addr = std::min(aligned_params.addr, surface->addr);
+ new_params.end = std::max(aligned_params.end, surface->end);
+ new_params.size = new_params.end - new_params.addr;
+ new_params.height = static_cast<u32>(
+ new_params.size / aligned_params.BytesInPixels(aligned_params.stride));
+ ASSERT(new_params.size % aligned_params.BytesInPixels(aligned_params.stride) == 0);
+
+ Surface new_surface = CreateSurface(new_params);
+ DuplicateSurface(surface, new_surface);
+
+ // Delete the expanded surface, this can't be done safely yet
+ // because it may still be in use
+ remove_surfaces.emplace(surface);
+
+ surface = new_surface;
+ RegisterSurface(new_surface);
+ }
+ }
+
+ // No subrect found - create and return a new surface
+ if (surface == nullptr) {
+ SurfaceParams new_params = aligned_params;
+ // Can't have gaps in a surface
+ new_params.width = aligned_params.stride;
+ new_params.UpdateParams();
+ // GetSurface will create the new surface and possibly adjust res_scale if necessary
+ surface = GetSurface(new_params, match_res_scale, load_if_create);
+ } else if (load_if_create) {
+ ValidateSurface(surface, aligned_params.addr, aligned_params.size);
+ }
+
+ return std::make_tuple(surface, surface->GetScaledSubRect(params));
+}
+
+Surface RasterizerCacheOpenGL::GetTextureSurface(const void* config) {
+ UNIMPLEMENTED();
+ return {};
+}
+
+SurfaceSurfaceRect_Tuple RasterizerCacheOpenGL::GetFramebufferSurfaces(
+ bool using_color_fb, bool using_depth_fb, const MathUtil::Rectangle<s32>& viewport_rect) {
+ UNIMPLEMENTED();
+ return {};
+}
+
+Surface RasterizerCacheOpenGL::GetFillSurface(const void* config) {
+ UNIMPLEMENTED();
+ return {};
+}
+
+SurfaceRect_Tuple RasterizerCacheOpenGL::GetTexCopySurface(const SurfaceParams& params) {
+ MathUtil::Rectangle<u32> rect{};
+
+ Surface match_surface = FindMatch<MatchFlags::TexCopy | MatchFlags::Invalid>(
+ surface_cache, params, ScaleMatch::Ignore);
+
+ if (match_surface != nullptr) {
+ ValidateSurface(match_surface, params.addr, params.size);
+
+ SurfaceParams match_subrect;
+ if (params.width != params.stride) {
+ const u32 tiled_size = match_surface->is_tiled ? 8 : 1;
+ match_subrect = params;
+ match_subrect.width =
+ static_cast<u32>(match_surface->PixelsInBytes(params.width) / tiled_size);
+ match_subrect.stride =
+ static_cast<u32>(match_surface->PixelsInBytes(params.stride) / tiled_size);
+ match_subrect.height *= tiled_size;
+ } else {
+ match_subrect = match_surface->FromInterval(params.GetInterval());
+ ASSERT(match_subrect.GetInterval() == params.GetInterval());
+ }
+
+ rect = match_surface->GetScaledSubRect(match_subrect);
+ }
+
+ return std::make_tuple(match_surface, rect);
+}
+
+void RasterizerCacheOpenGL::DuplicateSurface(const Surface& src_surface,
+ const Surface& dest_surface) {
+ ASSERT(dest_surface->addr <= src_surface->addr && dest_surface->end >= src_surface->end);
+
+ BlitSurfaces(src_surface, src_surface->GetScaledRect(), dest_surface,
+ dest_surface->GetScaledSubRect(*src_surface));
+
+ dest_surface->invalid_regions -= src_surface->GetInterval();
+ dest_surface->invalid_regions += src_surface->invalid_regions;
+
+ SurfaceRegions regions;
+ for (auto& pair : RangeFromInterval(dirty_regions, src_surface->GetInterval())) {
+ if (pair.second == src_surface) {
+ regions += pair.first;
+ }
+ }
+ for (auto& interval : regions) {
+ dirty_regions.set({interval, dest_surface});
+ }
+}
+
+void RasterizerCacheOpenGL::ValidateSurface(const Surface& surface, PAddr addr, u64 size) {
+ if (size == 0)
+ return;
+
+ const SurfaceInterval validate_interval(addr, addr + size);
+
+ if (surface->type == SurfaceType::Fill) {
+ // Sanity check, fill surfaces will always be valid when used
+ ASSERT(surface->IsRegionValid(validate_interval));
+ return;
+ }
+
+ while (true) {
+ const auto it = surface->invalid_regions.find(validate_interval);
+ if (it == surface->invalid_regions.end())
+ break;
+
+ const auto interval = *it & validate_interval;
+ // Look for a valid surface to copy from
+ SurfaceParams params = surface->FromInterval(interval);
+
+ Surface copy_surface =
+ FindMatch<MatchFlags::Copy>(surface_cache, params, ScaleMatch::Ignore, interval);
+ if (copy_surface != nullptr) {
+ SurfaceInterval copy_interval = params.GetCopyableInterval(copy_surface);
+ CopySurface(copy_surface, surface, copy_interval);
+ surface->invalid_regions.erase(copy_interval);
+ continue;
+ }
+
+ // D24S8 to RGBA8
+ if (surface->pixel_format == PixelFormat::RGBA8) {
+ params.pixel_format = PixelFormat::D24S8;
+ Surface reinterpret_surface =
+ FindMatch<MatchFlags::Copy>(surface_cache, params, ScaleMatch::Ignore, interval);
+ if (reinterpret_surface != nullptr) {
+ ASSERT(reinterpret_surface->pixel_format == PixelFormat::D24S8);
+
+ SurfaceInterval convert_interval = params.GetCopyableInterval(reinterpret_surface);
+ SurfaceParams convert_params = surface->FromInterval(convert_interval);
+ auto src_rect = reinterpret_surface->GetScaledSubRect(convert_params);
+ auto dest_rect = surface->GetScaledSubRect(convert_params);
+
+ ConvertD24S8toABGR(reinterpret_surface->texture.handle, src_rect,
+ surface->texture.handle, dest_rect);
+
+ surface->invalid_regions.erase(convert_interval);
+ continue;
+ }
+ }
+
+ // Load data from 3DS memory
+ FlushRegion(params.addr, params.size);
+ surface->LoadGLBuffer(params.addr, params.end);
+ surface->UploadGLTexture(surface->GetSubRect(params), read_framebuffer.handle,
+ draw_framebuffer.handle);
+ surface->invalid_regions.erase(params.GetInterval());
+ }
+}
+
+void RasterizerCacheOpenGL::FlushRegion(PAddr addr, u64 size, Surface flush_surface) {
+ if (size == 0)
+ return;
+
+ const SurfaceInterval flush_interval(addr, addr + size);
+ SurfaceRegions flushed_intervals;
+
+ for (auto& pair : RangeFromInterval(dirty_regions, flush_interval)) {
+ // small sizes imply that this most likely comes from the cpu, flush the entire region
+ // the point is to avoid thousands of small writes every frame if the cpu decides to access
+ // that region, anything higher than 8 you're guaranteed it comes from a service
+ const auto interval = size <= 8 ? pair.first : pair.first & flush_interval;
+ auto& surface = pair.second;
+
+ if (flush_surface != nullptr && surface != flush_surface)
+ continue;
+
+ // Sanity check, this surface is the last one that marked this region dirty
+ ASSERT(surface->IsRegionValid(interval));
+
+ if (surface->type != SurfaceType::Fill) {
+ SurfaceParams params = surface->FromInterval(interval);
+ surface->DownloadGLTexture(surface->GetSubRect(params), read_framebuffer.handle,
+ draw_framebuffer.handle);
+ }
+ surface->FlushGLBuffer(boost::icl::first(interval), boost::icl::last_next(interval));
+ flushed_intervals += interval;
+ }
+ // Reset dirty regions
+ dirty_regions -= flushed_intervals;
+}
+
+void RasterizerCacheOpenGL::FlushAll() {
+ FlushRegion(0, 0xFFFFFFFF);
+}
+
+void RasterizerCacheOpenGL::InvalidateRegion(PAddr addr, u64 size, const Surface& region_owner) {
+ if (size == 0)
+ return;
+
+ const SurfaceInterval invalid_interval(addr, addr + size);
+
+ if (region_owner != nullptr) {
+ ASSERT(region_owner->type != SurfaceType::Texture);
+ ASSERT(addr >= region_owner->addr && addr + size <= region_owner->end);
+ // Surfaces can't have a gap
+ ASSERT(region_owner->width == region_owner->stride);
+ region_owner->invalid_regions.erase(invalid_interval);
+ }
+
+ for (auto& pair : RangeFromInterval(surface_cache, invalid_interval)) {
+ for (auto& cached_surface : pair.second) {
+ if (cached_surface == region_owner)
+ continue;
+
+ // If cpu is invalidating this region we want to remove it
+ // to (likely) mark the memory pages as uncached
+ if (region_owner == nullptr && size <= 8) {
+ FlushRegion(cached_surface->addr, cached_surface->size, cached_surface);
+ remove_surfaces.emplace(cached_surface);
+ continue;
+ }
+
+ const auto interval = cached_surface->GetInterval() & invalid_interval;
+ cached_surface->invalid_regions.insert(interval);
+
+ // Remove only "empty" fill surfaces to avoid destroying and recreating OGL textures
+ if (cached_surface->type == SurfaceType::Fill &&
+ cached_surface->IsSurfaceFullyInvalid()) {
+ remove_surfaces.emplace(cached_surface);
+ }
+ }
+ }
+
+ if (region_owner != nullptr)
+ dirty_regions.set({invalid_interval, region_owner});
+ else
+ dirty_regions.erase(invalid_interval);
+
+ for (auto& remove_surface : remove_surfaces) {
+ if (remove_surface == region_owner) {
+ Surface expanded_surface = FindMatch<MatchFlags::SubRect | MatchFlags::Invalid>(
+ surface_cache, *region_owner, ScaleMatch::Ignore);
+ ASSERT(expanded_surface);
+
+ if ((region_owner->invalid_regions - expanded_surface->invalid_regions).empty()) {
+ DuplicateSurface(region_owner, expanded_surface);
+ } else {
+ continue;
+ }
+ }
+ UnregisterSurface(remove_surface);
+ }
+
+ remove_surfaces.clear();
+}
+
+Surface RasterizerCacheOpenGL::CreateSurface(const SurfaceParams& params) {
+ Surface surface = std::make_shared<CachedSurface>();
+ static_cast<SurfaceParams&>(*surface) = params;
+
+ surface->texture.Create();
+
+ surface->gl_buffer_size = 0;
+ surface->invalid_regions.insert(surface->GetInterval());
+ AllocateSurfaceTexture(surface->texture.handle, GetFormatTuple(surface->pixel_format),
+ surface->GetScaledWidth(), surface->GetScaledHeight());
+
+ return surface;
+}
+
+void RasterizerCacheOpenGL::RegisterSurface(const Surface& surface) {
+ if (surface->registered) {
+ return;
+ }
+ surface->registered = true;
+ surface_cache.add({surface->GetInterval(), SurfaceSet{surface}});
+ UpdatePagesCachedCount(surface->addr, surface->size, 1);
+}
+
+void RasterizerCacheOpenGL::UnregisterSurface(const Surface& surface) {
+ if (!surface->registered) {
+ return;
+ }
+ surface->registered = false;
+ UpdatePagesCachedCount(surface->addr, surface->size, -1);
+ surface_cache.subtract({surface->GetInterval(), SurfaceSet{surface}});
+}
+
+void RasterizerCacheOpenGL::UpdatePagesCachedCount(PAddr addr, u64 size, int delta) {
+ UNIMPLEMENTED();
+}
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
new file mode 100644
index 000000000..17ce0fee7
--- /dev/null
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
@@ -0,0 +1,350 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <memory>
+#include <set>
+#include <tuple>
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
+#endif
+#include <boost/icl/interval_map.hpp>
+#include <boost/icl/interval_set.hpp>
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif
+#include <glad/glad.h>
+#include "common/assert.h"
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+#include "common/math_util.h"
+#include "video_core/renderer_opengl/gl_resource_manager.h"
+
+struct CachedSurface;
+using Surface = std::shared_ptr<CachedSurface>;
+using SurfaceSet = std::set<Surface>;
+
+using SurfaceRegions = boost::icl::interval_set<PAddr>;
+using SurfaceMap = boost::icl::interval_map<PAddr, Surface>;
+using SurfaceCache = boost::icl::interval_map<PAddr, SurfaceSet>;
+
+using SurfaceInterval = SurfaceCache::interval_type;
+static_assert(std::is_same<SurfaceRegions::interval_type, SurfaceCache::interval_type>() &&
+ std::is_same<SurfaceMap::interval_type, SurfaceCache::interval_type>(),
+ "incorrect interval types");
+
+using SurfaceRect_Tuple = std::tuple<Surface, MathUtil::Rectangle<u32>>;
+using SurfaceSurfaceRect_Tuple = std::tuple<Surface, Surface, MathUtil::Rectangle<u32>>;
+
+using PageMap = boost::icl::interval_map<u32, int>;
+
+enum class ScaleMatch {
+ Exact, // only accept same res scale
+ Upscale, // only allow higher scale than params
+ Ignore // accept every scaled res
+};
+
+struct SurfaceParams {
+ enum class PixelFormat {
+ // First 5 formats are shared between textures and color buffers
+ RGBA8 = 0,
+ RGB8 = 1,
+ RGB5A1 = 2,
+ RGB565 = 3,
+ RGBA4 = 4,
+
+ // Texture-only formats
+ IA8 = 5,
+ RG8 = 6,
+ I8 = 7,
+ A8 = 8,
+ IA4 = 9,
+ I4 = 10,
+ A4 = 11,
+ ETC1 = 12,
+ ETC1A4 = 13,
+
+ // Depth buffer-only formats
+ D16 = 14,
+ // gap
+ D24 = 16,
+ D24S8 = 17,
+
+ Invalid = 255,
+ };
+
+ enum class SurfaceType {
+ Color = 0,
+ Texture = 1,
+ Depth = 2,
+ DepthStencil = 3,
+ Fill = 4,
+ Invalid = 5
+ };
+
+ static constexpr unsigned int GetFormatBpp(PixelFormat format) {
+ constexpr std::array<unsigned int, 18> bpp_table = {
+ 32, // RGBA8
+ 24, // RGB8
+ 16, // RGB5A1
+ 16, // RGB565
+ 16, // RGBA4
+ 16, // IA8
+ 16, // RG8
+ 8, // I8
+ 8, // A8
+ 8, // IA4
+ 4, // I4
+ 4, // A4
+ 4, // ETC1
+ 8, // ETC1A4
+ 16, // D16
+ 0,
+ 24, // D24
+ 32, // D24S8
+ };
+
+ assert(static_cast<size_t>(format) < bpp_table.size());
+ return bpp_table[static_cast<size_t>(format)];
+ }
+ unsigned int GetFormatBpp() const {
+ return GetFormatBpp(pixel_format);
+ }
+
+ static bool CheckFormatsBlittable(PixelFormat pixel_format_a, PixelFormat pixel_format_b) {
+ SurfaceType a_type = GetFormatType(pixel_format_a);
+ SurfaceType b_type = GetFormatType(pixel_format_b);
+
+ if ((a_type == SurfaceType::Color || a_type == SurfaceType::Texture) &&
+ (b_type == SurfaceType::Color || b_type == SurfaceType::Texture)) {
+ return true;
+ }
+
+ if (a_type == SurfaceType::Depth && b_type == SurfaceType::Depth) {
+ return true;
+ }
+
+ if (a_type == SurfaceType::DepthStencil && b_type == SurfaceType::DepthStencil) {
+ return true;
+ }
+
+ return false;
+ }
+
+ static constexpr SurfaceType GetFormatType(PixelFormat pixel_format) {
+ if ((unsigned int)pixel_format < 5) {
+ return SurfaceType::Color;
+ }
+
+ if ((unsigned int)pixel_format < 14) {
+ return SurfaceType::Texture;
+ }
+
+ if (pixel_format == PixelFormat::D16 || pixel_format == PixelFormat::D24) {
+ return SurfaceType::Depth;
+ }
+
+ if (pixel_format == PixelFormat::D24S8) {
+ return SurfaceType::DepthStencil;
+ }
+
+ return SurfaceType::Invalid;
+ }
+
+ /// Update the params "size", "end" and "type" from the already set "addr", "width", "height"
+ /// and "pixel_format"
+ void UpdateParams() {
+ if (stride == 0) {
+ stride = width;
+ }
+ type = GetFormatType(pixel_format);
+ size = !is_tiled ? BytesInPixels(stride * (height - 1) + width)
+ : BytesInPixels(stride * 8 * (height / 8 - 1) + width * 8);
+ end = addr + size;
+ }
+
+ SurfaceInterval GetInterval() const {
+ return SurfaceInterval::right_open(addr, end);
+ }
+
+ // Returns the outer rectangle containing "interval"
+ SurfaceParams FromInterval(SurfaceInterval interval) const;
+
+ SurfaceInterval GetSubRectInterval(MathUtil::Rectangle<u32> unscaled_rect) const;
+
+ // Returns the region of the biggest valid rectange within interval
+ SurfaceInterval GetCopyableInterval(const Surface& src_surface) const;
+
+ u32 GetScaledWidth() const {
+ return width * res_scale;
+ }
+
+ u32 GetScaledHeight() const {
+ return height * res_scale;
+ }
+
+ MathUtil::Rectangle<u32> GetRect() const {
+ return {0, height, width, 0};
+ }
+
+ MathUtil::Rectangle<u32> GetScaledRect() const {
+ return {0, GetScaledHeight(), GetScaledWidth(), 0};
+ }
+
+ u64 PixelsInBytes(u64 size) const {
+ return size * CHAR_BIT / GetFormatBpp(pixel_format);
+ }
+
+ u64 BytesInPixels(u64 pixels) const {
+ return pixels * GetFormatBpp(pixel_format) / CHAR_BIT;
+ }
+
+ bool ExactMatch(const SurfaceParams& other_surface) const;
+ bool CanSubRect(const SurfaceParams& sub_surface) const;
+ bool CanExpand(const SurfaceParams& expanded_surface) const;
+ bool CanTexCopy(const SurfaceParams& texcopy_params) const;
+
+ MathUtil::Rectangle<u32> GetSubRect(const SurfaceParams& sub_surface) const;
+ MathUtil::Rectangle<u32> GetScaledSubRect(const SurfaceParams& sub_surface) const;
+
+ PAddr addr = 0;
+ PAddr end = 0;
+ u64 size = 0;
+
+ u32 width = 0;
+ u32 height = 0;
+ u32 stride = 0;
+ u16 res_scale = 1;
+
+ bool is_tiled = false;
+ PixelFormat pixel_format = PixelFormat::Invalid;
+ SurfaceType type = SurfaceType::Invalid;
+};
+
+struct CachedSurface : SurfaceParams {
+ bool CanFill(const SurfaceParams& dest_surface, SurfaceInterval fill_interval) const;
+ bool CanCopy(const SurfaceParams& dest_surface, SurfaceInterval copy_interval) const;
+
+ bool IsRegionValid(SurfaceInterval interval) const {
+ return (invalid_regions.find(interval) == invalid_regions.end());
+ }
+
+ bool IsSurfaceFullyInvalid() const {
+ return (invalid_regions & GetInterval()) == SurfaceRegions(GetInterval());
+ }
+
+ bool registered = false;
+ SurfaceRegions invalid_regions;
+
+ u64 fill_size = 0; /// Number of bytes to read from fill_data
+ std::array<u8, 4> fill_data;
+
+ OGLTexture texture;
+
+ static constexpr unsigned int GetGLBytesPerPixel(PixelFormat format) {
+ // OpenGL needs 4 bpp alignment for D24 since using GL_UNSIGNED_INT as type
+ return format == PixelFormat::Invalid
+ ? 0
+ : (format == PixelFormat::D24 || GetFormatType(format) == SurfaceType::Texture)
+ ? 4
+ : SurfaceParams::GetFormatBpp(format) / 8;
+ }
+
+ std::unique_ptr<u8[]> gl_buffer;
+ size_t gl_buffer_size = 0;
+
+ // Read/Write data in 3DS memory to/from gl_buffer
+ void LoadGLBuffer(PAddr load_start, PAddr load_end);
+ void FlushGLBuffer(PAddr flush_start, PAddr flush_end);
+
+ // Upload/Download data in gl_buffer in/to this surface's texture
+ void UploadGLTexture(const MathUtil::Rectangle<u32>& rect, GLuint read_fb_handle,
+ GLuint draw_fb_handle);
+ void DownloadGLTexture(const MathUtil::Rectangle<u32>& rect, GLuint read_fb_handle,
+ GLuint draw_fb_handle);
+};
+
+class RasterizerCacheOpenGL : NonCopyable {
+public:
+ RasterizerCacheOpenGL();
+ ~RasterizerCacheOpenGL();
+
+ /// Blit one surface's texture to another
+ bool BlitSurfaces(const Surface& src_surface, const MathUtil::Rectangle<u32>& src_rect,
+ const Surface& dst_surface, const MathUtil::Rectangle<u32>& dst_rect);
+
+ void ConvertD24S8toABGR(GLuint src_tex, const MathUtil::Rectangle<u32>& src_rect,
+ GLuint dst_tex, const MathUtil::Rectangle<u32>& dst_rect);
+
+ /// Copy one surface's region to another
+ void CopySurface(const Surface& src_surface, const Surface& dst_surface,
+ SurfaceInterval copy_interval);
+
+ /// Load a texture from 3DS memory to OpenGL and cache it (if not already cached)
+ Surface GetSurface(const SurfaceParams& params, ScaleMatch match_res_scale,
+ bool load_if_create);
+
+ /// Attempt to find a subrect (resolution scaled) of a surface, otherwise loads a texture from
+ /// 3DS memory to OpenGL and caches it (if not already cached)
+ SurfaceRect_Tuple GetSurfaceSubRect(const SurfaceParams& params, ScaleMatch match_res_scale,
+ bool load_if_create);
+
+ /// Get a surface based on the texture configuration
+ Surface GetTextureSurface(const void* config);
+
+ /// Get the color and depth surfaces based on the framebuffer configuration
+ SurfaceSurfaceRect_Tuple GetFramebufferSurfaces(bool using_color_fb, bool using_depth_fb,
+ const MathUtil::Rectangle<s32>& viewport_rect);
+
+ /// Get a surface that matches the fill config
+ Surface GetFillSurface(const void* config);
+
+ /// Get a surface that matches a "texture copy" display transfer config
+ SurfaceRect_Tuple GetTexCopySurface(const SurfaceParams& params);
+
+ /// Write any cached resources overlapping the region back to memory (if dirty)
+ void FlushRegion(PAddr addr, u64 size, Surface flush_surface = nullptr);
+
+ /// Mark region as being invalidated by region_owner (nullptr if 3DS memory)
+ void InvalidateRegion(PAddr addr, u64 size, const Surface& region_owner);
+
+ /// Flush all cached resources tracked by this cache manager
+ void FlushAll();
+
+private:
+ void DuplicateSurface(const Surface& src_surface, const Surface& dest_surface);
+
+ /// Update surface's texture for given region when necessary
+ void ValidateSurface(const Surface& surface, PAddr addr, u64 size);
+
+ /// Create a new surface
+ Surface CreateSurface(const SurfaceParams& params);
+
+ /// Register surface into the cache
+ void RegisterSurface(const Surface& surface);
+
+ /// Remove surface from the cache
+ void UnregisterSurface(const Surface& surface);
+
+ /// Increase/decrease the number of surface in pages touching the specified region
+ void UpdatePagesCachedCount(PAddr addr, u64 size, int delta);
+
+ SurfaceCache surface_cache;
+ PageMap cached_pages;
+ SurfaceMap dirty_regions;
+ SurfaceSet remove_surfaces;
+
+ OGLFramebuffer read_framebuffer;
+ OGLFramebuffer draw_framebuffer;
+
+ OGLVertexArray attributeless_vao;
+ OGLBuffer d24s8_abgr_buffer;
+ GLsizeiptr d24s8_abgr_buffer_size;
+ OGLShader d24s8_abgr_shader;
+ GLint d24s8_abgr_tbo_size_u_id;
+ GLint d24s8_abgr_viewport_u_id;
+};