diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/util_shaders.cpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/util_shaders.cpp b/src/video_core/renderer_opengl/util_shaders.cpp index 31ec68505..2fe4799bc 100644 --- a/src/video_core/renderer_opengl/util_shaders.cpp +++ b/src/video_core/renderer_opengl/util_shaders.cpp @@ -14,6 +14,7 @@ #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_resource_manager.h" #include "video_core/renderer_opengl/gl_shader_manager.h" @@ -48,6 +49,11 @@ OGLProgram MakeProgram(std::string_view source) { return program; } +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_) @@ -55,6 +61,7 @@ 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(); @@ -205,6 +212,43 @@ 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.BindHostCompute(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: @@ -222,4 +266,36 @@ 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 |