diff options
Diffstat (limited to '')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer_cache.cpp | 240 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer_cache.h | 72 |
2 files changed, 211 insertions, 101 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp index b057e2efa..70d1ebda5 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp @@ -90,27 +90,33 @@ void SurfaceParams::InitCacheParameters(Tegra::GPUVAddr gpu_addr_) { } } -std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const { +std::size_t SurfaceParams::InnerMipmapMemorySize(u32 mip_level, bool force_gl, bool layer_only, + bool uncompressed) const { const u32 compression_factor{GetCompressionFactor(pixel_format)}; const u32 bytes_per_pixel{GetBytesPerPixel(pixel_format)}; u32 m_depth = (layer_only ? 1U : depth); - u32 m_width = std::max(1U, width / compression_factor); - u32 m_height = std::max(1U, height / compression_factor); - std::size_t size = Tegra::Texture::CalculateSize(is_tiled, bytes_per_pixel, m_width, m_height, - m_depth, block_height, block_depth); - u32 m_block_height = block_height; - u32 m_block_depth = block_depth; + u32 m_width = uncompressed ? width : std::max(1U, width / compression_factor); + u32 m_height = uncompressed ? height : std::max(1U, height / compression_factor); + m_width = std::max(1U, m_width >> mip_level); + m_height = std::max(1U, m_height >> mip_level); + m_depth = std::max(1U, m_depth >> mip_level); + u32 m_block_height = MipBlockHeight(mip_level); + u32 m_block_depth = MipBlockDepth(mip_level); + return Tegra::Texture::CalculateSize(force_gl ? false : is_tiled, bytes_per_pixel, m_width, + m_height, m_depth, m_block_height, m_block_depth); +} + +std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only, + bool uncompressed) const { std::size_t block_size_bytes = 512 * block_height * block_depth; // 512 is GOB size - for (u32 i = 1; i < max_mip_level; i++) { - m_width = std::max(1U, m_width / 2); - m_height = std::max(1U, m_height / 2); - m_depth = std::max(1U, m_depth / 2); - m_block_height = std::max(1U, m_block_height / 2); - m_block_depth = std::max(1U, m_block_depth / 2); - size += Tegra::Texture::CalculateSize(is_tiled, bytes_per_pixel, m_width, m_height, m_depth, - m_block_height, m_block_depth); + std::size_t size = 0; + for (u32 i = 0; i < max_mip_level; i++) { + size += InnerMipmapMemorySize(i, force_gl, layer_only, uncompressed); + } + if (!force_gl && is_tiled) { + size = Common::AlignUp(size, block_size_bytes); } - return is_tiled ? Common::AlignUp(size, block_size_bytes) : size; + return size; } /*static*/ SurfaceParams SurfaceParams::CreateForTexture( @@ -188,7 +194,7 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const { params.unaligned_height = config.height; params.target = SurfaceTarget::Texture2D; params.depth = 1; - params.max_mip_level = 0; + params.max_mip_level = 1; params.is_layered = false; // Render target specific parameters, not used for caching @@ -222,7 +228,7 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const { params.unaligned_height = zeta_height; params.target = SurfaceTarget::Texture2D; params.depth = 1; - params.max_mip_level = 0; + params.max_mip_level = 1; params.is_layered = false; params.rt = {}; @@ -249,7 +255,7 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const { params.unaligned_height = config.height; params.target = SurfaceTarget::Texture2D; params.depth = 1; - params.max_mip_level = 0; + params.max_mip_level = 1; params.rt = {}; params.InitCacheParameters(config.Address()); @@ -373,13 +379,13 @@ static const FormatTuple& GetFormatTuple(PixelFormat pixel_format, ComponentType return format; } -MathUtil::Rectangle<u32> SurfaceParams::GetRect() const { - u32 actual_height{unaligned_height}; +MathUtil::Rectangle<u32> SurfaceParams::GetRect(u32 mip_level) const { + u32 actual_height{std::max(1U, unaligned_height >> mip_level)}; if (IsPixelFormatASTC(pixel_format)) { // ASTC formats must stop at the ATSC block size boundary actual_height = Common::AlignDown(actual_height, GetASTCBlockSize(pixel_format).second); } - return {0, actual_height, width, 0}; + return {0, actual_height, MipWidth(mip_level), 0}; } /// Returns true if the specified PixelFormat is a BCn format, e.g. DXT or DXN @@ -563,28 +569,31 @@ static constexpr GLConversionArray gl_to_morton_fns = { }; void SwizzleFunc(const GLConversionArray& functions, const SurfaceParams& params, - std::vector<u8>& gl_buffer) { - u32 depth = params.depth; + std::vector<u8>& gl_buffer, u32 mip_level) { + u32 depth = params.MipDepth(mip_level); if (params.target == SurfaceParams::SurfaceTarget::Texture2D) { // TODO(Blinkhawk): Eliminate this condition once all texture types are implemented. depth = 1U; } if (params.is_layered) { - u64 offset = 0; + u64 offset = params.GetMipmapLevelOffset(mip_level); u64 offset_gl = 0; u64 layer_size = params.LayerMemorySize(); - u64 gl_size = params.LayerSizeGL(); - for (u32 i = 0; i < depth; i++) { + u64 gl_size = params.LayerSizeGL(mip_level); + for (u32 i = 0; i < params.depth; i++) { functions[static_cast<std::size_t>(params.pixel_format)]( - params.width, params.block_height, params.height, params.block_depth, 1, + params.MipWidth(mip_level), params.MipBlockHeight(mip_level), + params.MipHeight(mip_level), params.MipBlockDepth(mip_level), 1, gl_buffer.data() + offset_gl, gl_size, params.addr + offset); offset += layer_size; offset_gl += gl_size; } } else { + u64 offset = params.GetMipmapLevelOffset(mip_level); functions[static_cast<std::size_t>(params.pixel_format)]( - params.width, params.block_height, params.height, params.block_depth, depth, - gl_buffer.data(), gl_buffer.size(), params.addr); + params.MipWidth(mip_level), params.MipBlockHeight(mip_level), + params.MipHeight(mip_level), params.MipBlockDepth(mip_level), depth, gl_buffer.data(), + gl_buffer.size(), params.addr + offset); } } @@ -839,29 +848,31 @@ CachedSurface::CachedSurface(const SurfaceParams& params) // Only pre-create the texture for non-compressed textures. switch (params.target) { case SurfaceParams::SurfaceTarget::Texture1D: - glTexStorage1D(SurfaceTargetToGL(params.target), 1, format_tuple.internal_format, - rect.GetWidth()); + glTexStorage1D(SurfaceTargetToGL(params.target), params.max_mip_level, + format_tuple.internal_format, rect.GetWidth()); break; case SurfaceParams::SurfaceTarget::Texture2D: case SurfaceParams::SurfaceTarget::TextureCubemap: - glTexStorage2D(SurfaceTargetToGL(params.target), 1, format_tuple.internal_format, - rect.GetWidth(), rect.GetHeight()); + glTexStorage2D(SurfaceTargetToGL(params.target), params.max_mip_level, + format_tuple.internal_format, rect.GetWidth(), rect.GetHeight()); break; case SurfaceParams::SurfaceTarget::Texture3D: case SurfaceParams::SurfaceTarget::Texture2DArray: - glTexStorage3D(SurfaceTargetToGL(params.target), 1, format_tuple.internal_format, - rect.GetWidth(), rect.GetHeight(), params.depth); + glTexStorage3D(SurfaceTargetToGL(params.target), params.max_mip_level, + format_tuple.internal_format, rect.GetWidth(), rect.GetHeight(), + params.depth); break; default: LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}", static_cast<u32>(params.target)); UNREACHABLE(); - glTexStorage2D(GL_TEXTURE_2D, 1, format_tuple.internal_format, rect.GetWidth(), - rect.GetHeight()); + glTexStorage2D(GL_TEXTURE_2D, params.max_mip_level, format_tuple.internal_format, + rect.GetWidth(), rect.GetHeight()); } } glTexParameteri(SurfaceTargetToGL(params.target), GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(SurfaceTargetToGL(params.target), GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexParameteri(SurfaceTargetToGL(params.target), GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(SurfaceTargetToGL(params.target), GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); @@ -992,20 +1003,22 @@ static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& data, PixelForm MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 64, 192)); void CachedSurface::LoadGLBuffer() { MICROPROFILE_SCOPE(OpenGL_SurfaceLoad); - - gl_buffer.resize(params.size_in_bytes_gl); + gl_buffer.resize(params.max_mip_level); + for (u32 i = 0; i < params.max_mip_level; i++) + gl_buffer[i].resize(params.GetMipmapSizeGL(i)); if (params.is_tiled) { ASSERT_MSG(params.block_width == 1, "Block width is defined as {} on texture type {}", params.block_width, static_cast<u32>(params.target)); - - SwizzleFunc(morton_to_gl_fns, params, gl_buffer); + for (u32 i = 0; i < params.max_mip_level; i++) + SwizzleFunc(morton_to_gl_fns, params, gl_buffer[i], i); } else { const auto texture_src_data{Memory::GetPointer(params.addr)}; const auto texture_src_data_end{texture_src_data + params.size_in_bytes_gl}; - gl_buffer.assign(texture_src_data, texture_src_data_end); + gl_buffer[0].assign(texture_src_data, texture_src_data_end); } - - ConvertFormatAsNeeded_LoadGLBuffer(gl_buffer, params.pixel_format, params.width, params.height); + for (u32 i = 0; i < params.max_mip_level; i++) + ConvertFormatAsNeeded_LoadGLBuffer(gl_buffer[i], params.pixel_format, params.MipWidth(i), + params.MipHeight(i)); } MICROPROFILE_DEFINE(OpenGL_SurfaceFlush, "OpenGL", "Surface Flush", MP_RGB(128, 192, 64)); @@ -1015,7 +1028,8 @@ void CachedSurface::FlushGLBuffer() { ASSERT_MSG(!IsPixelFormatASTC(params.pixel_format), "Unimplemented"); // OpenGL temporary buffer needs to be big enough to store raw texture size - gl_buffer.resize(GetSizeInBytes()); + gl_buffer.resize(1); + gl_buffer[0].resize(GetSizeInBytes()); const FormatTuple& tuple = GetFormatTuple(params.pixel_format, params.component_type); // Ensure no bad interactions with GL_UNPACK_ALIGNMENT @@ -1023,10 +1037,10 @@ void CachedSurface::FlushGLBuffer() { glPixelStorei(GL_PACK_ROW_LENGTH, static_cast<GLint>(params.width)); ASSERT(!tuple.compressed); glBindBuffer(GL_PIXEL_PACK_BUFFER, 0); - glGetTextureImage(texture.handle, 0, tuple.format, tuple.type, - static_cast<GLsizei>(gl_buffer.size()), gl_buffer.data()); + glGetTextureImage(texture.handle, 0, tuple.format, tuple.type, static_cast<GLsizei>(gl_buffer[0].size()), + gl_buffer[0].data()); glPixelStorei(GL_PACK_ROW_LENGTH, 0); - ConvertFormatAsNeeded_FlushGLBuffer(gl_buffer, params.pixel_format, params.width, + ConvertFormatAsNeeded_FlushGLBuffer(gl_buffer[0], params.pixel_format, params.width, params.height); ASSERT(params.type != SurfaceType::Fill); const u8* const texture_src_data = Memory::GetPointer(params.addr); @@ -1035,26 +1049,21 @@ void CachedSurface::FlushGLBuffer() { ASSERT_MSG(params.block_width == 1, "Block width is defined as {} on texture type {}", params.block_width, static_cast<u32>(params.target)); - SwizzleFunc(gl_to_morton_fns, params, gl_buffer); + SwizzleFunc(gl_to_morton_fns, params, gl_buffer[0], 0); } else { - std::memcpy(Memory::GetPointer(GetAddr()), gl_buffer.data(), GetSizeInBytes()); + std::memcpy(Memory::GetPointer(GetAddr()), gl_buffer[0].data(), GetSizeInBytes()); } } -MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 64, 192)); -void CachedSurface::UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle) { - if (params.type == SurfaceType::Fill) - return; - - MICROPROFILE_SCOPE(OpenGL_TextureUL); - - const auto& rect{params.GetRect()}; +void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle, + GLuint draw_fb_handle) { + const auto& rect{params.GetRect(mip_map)}; // Load data from memory to the surface const GLint x0 = static_cast<GLint>(rect.left); const GLint y0 = static_cast<GLint>(rect.bottom); std::size_t buffer_offset = - static_cast<std::size_t>(static_cast<std::size_t>(y0) * params.width + + static_cast<std::size_t>(static_cast<std::size_t>(y0) * params.MipWidth(mip_map) + static_cast<std::size_t>(x0)) * SurfaceParams::GetBytesPerPixel(params.pixel_format); @@ -1072,88 +1081,131 @@ void CachedSurface::UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle cur_state.Apply(); // Ensure no bad interactions with GL_UNPACK_ALIGNMENT - ASSERT(params.width * SurfaceParams::GetBytesPerPixel(params.pixel_format) % 4 == 0); - glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(params.width)); + ASSERT(params.MipWidth(mip_map) * SurfaceParams::GetBytesPerPixel(params.pixel_format) % 4 == + 0); + glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(params.MipWidth(mip_map))); + GLsizei image_size = static_cast<GLsizei>(params.GetMipmapSizeGL(mip_map, false)); glActiveTexture(GL_TEXTURE0); if (tuple.compressed) { switch (params.target) { case SurfaceParams::SurfaceTarget::Texture2D: - glCompressedTexImage2D( - SurfaceTargetToGL(params.target), 0, tuple.internal_format, - static_cast<GLsizei>(params.width), static_cast<GLsizei>(params.height), 0, - static_cast<GLsizei>(params.size_in_bytes_gl), &gl_buffer[buffer_offset]); + glCompressedTexImage2D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format, + static_cast<GLsizei>(params.MipWidth(mip_map)), + static_cast<GLsizei>(params.MipHeight(mip_map)), 0, image_size, + &gl_buffer[mip_map][buffer_offset]); break; case SurfaceParams::SurfaceTarget::Texture3D: + glCompressedTexImage3D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format, + static_cast<GLsizei>(params.MipWidth(mip_map)), + static_cast<GLsizei>(params.MipHeight(mip_map)), + static_cast<GLsizei>(params.MipDepth(mip_map)), 0, image_size, + &gl_buffer[mip_map][buffer_offset]); + break; case SurfaceParams::SurfaceTarget::Texture2DArray: - glCompressedTexImage3D( - SurfaceTargetToGL(params.target), 0, tuple.internal_format, - static_cast<GLsizei>(params.width), static_cast<GLsizei>(params.height), - static_cast<GLsizei>(params.depth), 0, - static_cast<GLsizei>(params.size_in_bytes_gl), &gl_buffer[buffer_offset]); + glCompressedTexImage3D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format, + static_cast<GLsizei>(params.MipWidth(mip_map)), + static_cast<GLsizei>(params.MipHeight(mip_map)), + static_cast<GLsizei>(params.depth), 0, image_size, + &gl_buffer[mip_map][buffer_offset]); break; - case SurfaceParams::SurfaceTarget::TextureCubemap: + case SurfaceParams::SurfaceTarget::TextureCubemap: { + GLsizei layer_size = static_cast<GLsizei>(params.LayerSizeGL(mip_map)); for (std::size_t face = 0; face < params.depth; ++face) { glCompressedTexImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face), - 0, tuple.internal_format, static_cast<GLsizei>(params.width), - static_cast<GLsizei>(params.height), 0, - static_cast<GLsizei>(params.SizeInBytesCubeFaceGL()), - &gl_buffer[buffer_offset]); - buffer_offset += params.SizeInBytesCubeFace(); + mip_map, tuple.internal_format, + static_cast<GLsizei>(params.MipWidth(mip_map)), + static_cast<GLsizei>(params.MipHeight(mip_map)), 0, + layer_size, &gl_buffer[mip_map][buffer_offset]); + buffer_offset += layer_size; } break; + } default: LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}", static_cast<u32>(params.target)); UNREACHABLE(); - glCompressedTexImage2D( - GL_TEXTURE_2D, 0, tuple.internal_format, static_cast<GLsizei>(params.width), - static_cast<GLsizei>(params.height), 0, - static_cast<GLsizei>(params.size_in_bytes_gl), &gl_buffer[buffer_offset]); + glCompressedTexImage2D(GL_TEXTURE_2D, mip_map, tuple.internal_format, + static_cast<GLsizei>(params.MipWidth(mip_map)), + static_cast<GLsizei>(params.MipHeight(mip_map)), 0, + static_cast<GLsizei>(params.size_in_bytes_gl), + &gl_buffer[mip_map][buffer_offset]); } } else { switch (params.target) { case SurfaceParams::SurfaceTarget::Texture1D: - glTexSubImage1D(SurfaceTargetToGL(params.target), 0, x0, + glTexSubImage1D(SurfaceTargetToGL(params.target), mip_map, x0, static_cast<GLsizei>(rect.GetWidth()), tuple.format, tuple.type, - &gl_buffer[buffer_offset]); + &gl_buffer[mip_map][buffer_offset]); break; case SurfaceParams::SurfaceTarget::Texture2D: - glTexSubImage2D(SurfaceTargetToGL(params.target), 0, x0, y0, + glTexSubImage2D(SurfaceTargetToGL(params.target), mip_map, x0, y0, static_cast<GLsizei>(rect.GetWidth()), static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type, - &gl_buffer[buffer_offset]); + &gl_buffer[mip_map][buffer_offset]); break; case SurfaceParams::SurfaceTarget::Texture3D: + glTexSubImage3D(SurfaceTargetToGL(params.target), mip_map, x0, y0, 0, + static_cast<GLsizei>(rect.GetWidth()), + static_cast<GLsizei>(rect.GetHeight()), params.MipDepth(mip_map), + tuple.format, tuple.type, &gl_buffer[mip_map][buffer_offset]); + break; case SurfaceParams::SurfaceTarget::Texture2DArray: - glTexSubImage3D(SurfaceTargetToGL(params.target), 0, x0, y0, 0, + glTexSubImage3D(SurfaceTargetToGL(params.target), mip_map, x0, y0, 0, static_cast<GLsizei>(rect.GetWidth()), static_cast<GLsizei>(rect.GetHeight()), params.depth, tuple.format, - tuple.type, &gl_buffer[buffer_offset]); + tuple.type, &gl_buffer[mip_map][buffer_offset]); break; - case SurfaceParams::SurfaceTarget::TextureCubemap: + case SurfaceParams::SurfaceTarget::TextureCubemap: { + std::size_t start = buffer_offset; for (std::size_t face = 0; face < params.depth; ++face) { - glTexSubImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face), 0, x0, - y0, static_cast<GLsizei>(rect.GetWidth()), + glTexSubImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face), mip_map, + x0, y0, static_cast<GLsizei>(rect.GetWidth()), static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type, - &gl_buffer[buffer_offset]); - buffer_offset += params.SizeInBytesCubeFace(); + &gl_buffer[mip_map][buffer_offset]); + buffer_offset += params.LayerSizeGL(mip_map); } break; + } default: LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}", static_cast<u32>(params.target)); UNREACHABLE(); - glTexSubImage2D(GL_TEXTURE_2D, 0, x0, y0, static_cast<GLsizei>(rect.GetWidth()), + glTexSubImage2D(GL_TEXTURE_2D, mip_map, x0, y0, static_cast<GLsizei>(rect.GetWidth()), static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type, - &gl_buffer[buffer_offset]); + &gl_buffer[mip_map][buffer_offset]); } } glPixelStorei(GL_UNPACK_ROW_LENGTH, 0); } +MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 64, 192)); +void CachedSurface::UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle) { + if (params.type == SurfaceType::Fill) + return; + + MICROPROFILE_SCOPE(OpenGL_TextureUL); + + for (u32 i = 0; i < params.max_mip_level; i++) + UploadGLMipmapTexture(i, read_fb_handle, draw_fb_handle); + + if (params.max_mip_level == 1) { + const GLuint target_tex = texture.handle; + OpenGLState cur_state = OpenGLState::GetCurState(); + const auto& old_tex = cur_state.texture_units[0]; + SCOPE_EXIT({ + cur_state.texture_units[0] = old_tex; + cur_state.Apply(); + }); + cur_state.texture_units[0].texture = target_tex; + cur_state.texture_units[0].target = SurfaceTargetToGL(params.target); + cur_state.Apply(); + glGenerateMipmap(SurfaceTargetToGL(params.target)); + } +} + RasterizerCacheOpenGL::RasterizerCacheOpenGL() { read_framebuffer.Create(); draw_framebuffer.Create(); diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h index be8c00e99..5bcd33156 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h @@ -834,7 +834,7 @@ struct SurfaceParams { } /// Returns the rectangle corresponding to this surface - MathUtil::Rectangle<u32> GetRect() const; + MathUtil::Rectangle<u32> GetRect(u32 mip_level = 0) const; /// Returns the total size of this surface in bytes, adjusted for compression std::size_t SizeInBytesRaw(bool ignore_tiled = false) const { @@ -865,7 +865,7 @@ struct SurfaceParams { /// Returns the exact size of memory occupied by the texture in VRAM, including mipmaps. std::size_t MemorySize() const { - std::size_t size = InnerMemorySize(is_layered); + std::size_t size = InnerMemorySize(false, is_layered); if (is_layered) return size * depth; return size; @@ -874,12 +874,65 @@ struct SurfaceParams { /// Returns the exact size of the memory occupied by a layer in a texture in VRAM, including /// mipmaps. std::size_t LayerMemorySize() const { - return InnerMemorySize(true); + return InnerMemorySize(false, true); } /// Returns the size of a layer of this surface in OpenGL. - std::size_t LayerSizeGL() const { - return SizeInBytesRaw(true) / depth; + std::size_t LayerSizeGL(u32 mip_level) const { + return InnerMipmapMemorySize(mip_level, true, is_layered, false); + } + + std::size_t GetMipmapSizeGL(u32 mip_level, bool ignore_compressed = true) const { + std::size_t size = InnerMipmapMemorySize(mip_level, true, is_layered, ignore_compressed); + if (is_layered) + return size * depth; + return size; + } + + std::size_t GetMipmapLevelOffset(u32 mip_level) const { + std::size_t offset = 0; + for (u32 i = 0; i < mip_level; i++) + offset += InnerMipmapMemorySize(i, false, is_layered); + return offset; + } + + std::size_t GetMipmapLevelOffsetGL(u32 mip_level) const { + std::size_t offset = 0; + for (u32 i = 0; i < mip_level; i++) + offset += InnerMipmapMemorySize(i, true, is_layered); + return offset; + } + + u32 MipWidth(u32 mip_level) const { + return std::max(1U, width >> mip_level); + } + + u32 MipHeight(u32 mip_level) const { + return std::max(1U, height >> mip_level); + } + + u32 MipDepth(u32 mip_level) const { + return std::max(1U, depth >> mip_level); + } + + u32 MipBlockHeight(u32 mip_level) const { + u32 height = MipHeight(mip_level); + u32 bh = block_height; + // Magical block resizing algorithm, needs more testing. + while (bh != 1 && height / bh <= 16) { + bh = bh >> 1; + } + return bh; + } + + u32 MipBlockDepth(u32 mip_level) const { + u32 depth = MipDepth(mip_level); + u32 bd = block_depth; + // Magical block resizing algorithm, needs more testing. + while (bd != 1 && depth / bd <= 16) { + bd = bd >> 1; + } + return bd; } /// Creates SurfaceParams from a texture configuration @@ -940,7 +993,10 @@ struct SurfaceParams { } rt; private: - std::size_t InnerMemorySize(bool layer_only = false) const; + std::size_t InnerMipmapMemorySize(u32 mip_level, bool force_gl = false, bool layer_only = false, + bool uncompressed = false) const; + std::size_t InnerMemorySize(bool force_gl = false, bool layer_only = false, + bool uncompressed = false) const; }; }; // namespace OpenGL @@ -1002,8 +1058,10 @@ public: void UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle); private: + void UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle, GLuint draw_fb_handle); + OGLTexture texture; - std::vector<u8> gl_buffer; + std::vector<std::vector<u8>> gl_buffer; SurfaceParams params; GLenum gl_target; std::size_t cached_size_in_bytes; |