piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-21 05:09:34 -06:00
Code Issues Packages Projects Releases Wiki Activity

Implement EFB copy filter and gamma in hardware backends

Browse Source 
Also makes y_scale a dynamic parameter for EFB copies, as it doesn't
make sense to keep it as part of the uid, otherwise we're generating
redundant shaders.
This commit is contained in:
Stenzek
2018-04-29 18:52:30 +10:00
parent a192a3bb30
commit 9e798eec94
41 changed files with 526 additions and 236 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
Source/Core/VideoBackends/Vulkan/TextureCache.cpp
View File

@ -100,7 +100,9 @@ void TextureCache::ConvertTexture(TCacheEntry* destination, TCacheEntry* source,
void TextureCache::CopyEFB(u8* dst, const EFBCopyParams& params, u32 native_width,
u32 bytes_per_row, u32 num_blocks_y, u32 memory_stride,
const EFBRectangle& src_rect, bool scale_by_half)
const EFBRectangle& src_rect, bool scale_by_half, float y_scale,
float gamma, bool clamp_top, bool clamp_bottom,
const CopyFilterCoefficientArray& filter_coefficients)
{
// Flush EFB pokes first, as they're expected to be included.
FramebufferManager::GetInstance()->FlushEFBPokes();
@ -131,9 +133,9 @@ void TextureCache::CopyEFB(u8* dst, const EFBCopyParams& params, u32 native_widt
src_texture->TransitionToLayout(g_command_buffer_mgr->GetCurrentCommandBuffer(),
VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
m_texture_converter->EncodeTextureToMemory(src_texture->GetView(), dst, params, native_width,
bytes_per_row, num_blocks_y, memory_stride, src_rect,
scale_by_half);
m_texture_converter->EncodeTextureToMemory(
src_texture->GetView(), dst, params, native_width, bytes_per_row, num_blocks_y, memory_stride,
src_rect, scale_by_half, y_scale, gamma, clamp_top, clamp_bottom, filter_coefficients);
// Transition back to original state
src_texture->TransitionToLayout(g_command_buffer_mgr->GetCurrentCommandBuffer(), original_layout);
@ -209,7 +211,9 @@ void TextureCache::DeleteShaders()
void TextureCache::CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy,
const EFBRectangle& src_rect, bool scale_by_half,
EFBCopyFormat dst_format, bool is_intensity)
EFBCopyFormat dst_format, bool is_intensity, float gamma,
bool clamp_top, bool clamp_bottom,
const CopyFilterCoefficientArray& filter_coefficients)
{
VKTexture* texture = static_cast<VKTexture*>(entry->texture.get());
@ -228,6 +232,26 @@ void TextureCache::CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy,
VkCommandBuffer command_buffer = g_command_buffer_mgr->GetCurrentCommandBuffer();
StateTracker::GetInstance()->EndRenderPass();
// Fill uniform buffer.
struct PixelUniforms
{
float filter_coefficients[3];
float gamma_rcp;
float clamp_top;
float clamp_bottom;
float pixel_height;
u32 padding;
};
PixelUniforms uniforms;
for (size_t i = 0; i < filter_coefficients.size(); i++)
uniforms.filter_coefficients[i] = filter_coefficients[i] / 64.0f;
uniforms.gamma_rcp = 1.0f / gamma;
uniforms.clamp_top = clamp_top ? src_rect.top / float(EFB_HEIGHT) : 0.0f;
uniforms.clamp_bottom = clamp_bottom ? src_rect.bottom / float(EFB_HEIGHT) : 1.0f;
uniforms.pixel_height =
g_ActiveConfig.bCopyEFBScaled ? 1.0f / g_renderer->GetTargetHeight() : 1.0f / EFB_HEIGHT;
uniforms.padding = 0;
// Transition EFB to shader resource before binding.
// An out-of-bounds source region is valid here, and fine for the draw (since it is converted
// to texture coordinates), but it's not valid to resolve an out-of-range rectangle.
@ -274,6 +298,10 @@ void TextureCache::CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy,
g_shader_cache->GetPassthroughVertexShader(),
g_shader_cache->GetPassthroughGeometryShader(), shader);
u8* ubo_ptr = draw.AllocatePSUniforms(sizeof(PixelUniforms));
std::memcpy(ubo_ptr, &uniforms, sizeof(PixelUniforms));
draw.CommitPSUniforms(sizeof(PixelUniforms));
draw.SetPSSampler(0, src_texture->GetView(), src_sampler);
VkRect2D dest_region = {{0, 0}, {texture->GetConfig().width, texture->GetConfig().height}};