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GPU: Add downsample scale option

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This commit is contained in:
Stenzek
2023-09-03 17:10:40 +10:00
parent c0af478dfd
commit 585cf25ac4
11 changed files with 169 additions and 52 deletions
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141
src/core/gpu_hw.cpp
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@ -19,6 +19,7 @@
#include "common/scoped_guard.h"
#include "common/string_util.h"
#include "IconsFontAwesome5.h"
#include "imgui.h"
#include <cmath>
@ -50,6 +51,14 @@ ALWAYS_INLINE static u32 GetMaxResolutionScale()
return g_gpu_device->GetMaxTextureSize() / VRAM_WIDTH;
}
ALWAYS_INLINE_RELEASE static u32 GetBoxDownsampleScale()
{
u32 scale = std::min<u32>(g_settings.gpu_resolution_scale, g_settings.gpu_downsample_scale);
while ((g_settings.gpu_resolution_scale % scale) != 0)
scale--;
return scale;
}
ALWAYS_INLINE static bool ShouldUseUVLimits()
{
// We only need UV limits if PGXP is enabled, or texture filtering is enabled.
@ -166,38 +175,7 @@ bool GPU_HW::Initialize()
m_wireframe_mode = g_settings.gpu_wireframe_mode;
m_disable_color_perspective = features.noperspective_interpolation && ShouldDisableColorPerspective();
if (m_multisamples != g_settings.gpu_multisamples)
{
Host::AddFormattedOSDMessage(Host::OSD_CRITICAL_ERROR_DURATION,
TRANSLATE("OSDMessage", "%ux MSAA is not supported, using %ux instead."),
g_settings.gpu_multisamples, m_multisamples);
}
if (!m_per_sample_shading && g_settings.gpu_per_sample_shading)
{
Host::AddOSDMessage(TRANSLATE_STR("OSDMessage", "SSAA is not supported, using MSAA instead."), 20.0f);
}
if (!features.dual_source_blend && TextureFilterRequiresDualSourceBlend(m_texture_filtering))
{
Host::AddFormattedOSDMessage(
Host::OSD_CRITICAL_ERROR_DURATION,
TRANSLATE("OSDMessage", "Texture filter '%s' is not supported with the current renderer."),
Settings::GetTextureFilterDisplayName(m_texture_filtering));
m_texture_filtering = GPUTextureFilter::Nearest;
}
if (!features.noperspective_interpolation && !ShouldDisableColorPerspective())
Log_WarningPrint("Disable color perspective not supported, but should be used.");
if (!features.geometry_shaders && m_wireframe_mode != GPUWireframeMode::Disabled)
{
Host::AddOSDMessage(
TRANSLATE("OSDMessage",
"Geometry shaders are not supported by your GPU, and are required for wireframe rendering."),
Host::OSD_CRITICAL_ERROR_DURATION);
m_wireframe_mode = GPUWireframeMode::Disabled;
}
m_pgxp_depth_buffer = g_settings.UsingPGXPDepthBuffer();
CheckSettings();
UpdateSoftwareRenderer(false);
@ -316,14 +294,18 @@ void GPU_HW::UpdateSettings(const Settings& old_settings)
// TODO: Use old_settings
const bool framebuffer_changed =
(m_resolution_scale != resolution_scale || m_multisamples != multisamples || m_downsample_mode != downsample_mode);
(m_resolution_scale != resolution_scale || m_multisamples != multisamples || m_downsample_mode != downsample_mode ||
(m_downsample_mode == GPUDownsampleMode::Box &&
g_settings.gpu_downsample_scale != old_settings.gpu_downsample_scale));
const bool shaders_changed =
(m_resolution_scale != resolution_scale || m_multisamples != multisamples ||
m_true_color != g_settings.gpu_true_color || m_per_sample_shading != per_sample_shading ||
m_scaled_dithering != g_settings.gpu_scaled_dithering || m_texture_filtering != g_settings.gpu_texture_filter ||
m_using_uv_limits != use_uv_limits || m_chroma_smoothing != g_settings.gpu_24bit_chroma_smoothing ||
m_downsample_mode != downsample_mode || m_wireframe_mode != wireframe_mode ||
m_pgxp_depth_buffer != g_settings.UsingPGXPDepthBuffer() ||
m_downsample_mode != downsample_mode ||
(m_downsample_mode == GPUDownsampleMode::Box &&
g_settings.gpu_downsample_scale != old_settings.gpu_downsample_scale) ||
m_wireframe_mode != wireframe_mode || m_pgxp_depth_buffer != g_settings.UsingPGXPDepthBuffer() ||
m_disable_color_perspective != disable_color_perspective);
if (m_resolution_scale != resolution_scale)
@ -369,8 +351,7 @@ void GPU_HW::UpdateSettings(const Settings& old_settings)
m_wireframe_mode = wireframe_mode;
m_disable_color_perspective = disable_color_perspective;
if (!m_supports_dual_source_blend && TextureFilterRequiresDualSourceBlend(m_texture_filtering))
m_texture_filtering = GPUTextureFilter::Nearest;
CheckSettings();
if (m_pgxp_depth_buffer != g_settings.UsingPGXPDepthBuffer())
{
@ -404,6 +385,72 @@ void GPU_HW::UpdateSettings(const Settings& old_settings)
}
}
void GPU_HW::CheckSettings()
{
const GPUDevice::Features features = g_gpu_device->GetFeatures();
if (m_multisamples != g_settings.gpu_multisamples)
{
Host::AddIconOSDMessage("MSAAUnsupported", ICON_FA_PAINT_BRUSH,
fmt::format(TRANSLATE_FS("OSDMessage", "{}x MSAA is not supported, using {}x instead."),
g_settings.gpu_multisamples, m_multisamples),
Host::OSD_CRITICAL_ERROR_DURATION);
}
else
{
Host::RemoveKeyedOSDMessage("MSAAUnsupported");
}
if (!m_per_sample_shading && g_settings.gpu_per_sample_shading)
{
Host::AddOSDMessage(TRANSLATE_STR("OSDMessage", "SSAA is not supported, using MSAA instead."), 20.0f);
}
if (!features.dual_source_blend && TextureFilterRequiresDualSourceBlend(m_texture_filtering))
{
Host::AddFormattedOSDMessage(
Host::OSD_CRITICAL_ERROR_DURATION,
TRANSLATE("OSDMessage", "Texture filter '%s' is not supported with the current renderer."),
Settings::GetTextureFilterDisplayName(m_texture_filtering));
m_texture_filtering = GPUTextureFilter::Nearest;
}
if (!features.noperspective_interpolation && !ShouldDisableColorPerspective())
Log_WarningPrint("Disable color perspective not supported, but should be used.");
if (!features.geometry_shaders && m_wireframe_mode != GPUWireframeMode::Disabled)
{
Host::AddOSDMessage(
TRANSLATE("OSDMessage",
"Geometry shaders are not supported by your GPU, and are required for wireframe rendering."),
Host::OSD_CRITICAL_ERROR_DURATION);
m_wireframe_mode = GPUWireframeMode::Disabled;
}
if (m_downsample_mode == GPUDownsampleMode::Box)
{
const u32 scale = GetBoxDownsampleScale();
if (scale != g_settings.gpu_downsample_scale || scale == g_settings.gpu_resolution_scale)
{
Host::AddIconOSDMessage(
"BoxDownsampleUnsupported", ICON_FA_PAINT_BRUSH,
fmt::format(
TRANSLATE_FS("OSDMessage",
"Resolution scale {0}x is not divisible by downsample scale {1}x, using {2}x instead."),
g_settings.gpu_resolution_scale, g_settings.gpu_downsample_scale, scale),
Host::OSD_ERROR_DURATION);
}
else
{
Host::RemoveKeyedOSDMessage("BoxDownsampleUnsupported");
}
if (scale == g_settings.gpu_resolution_scale)
m_downsample_mode = GPUDownsampleMode::Disabled;
}
m_pgxp_depth_buffer = g_settings.UsingPGXPDepthBuffer();
}
u32 GPU_HW::CalculateResolutionScale() const
{
const u32 max_resolution_scale = GetMaxResolutionScale();
@ -580,8 +627,10 @@ bool GPU_HW::CreateBuffers()
}
else if (m_downsample_mode == GPUDownsampleMode::Box)
{
if (!(m_downsample_render_texture = g_gpu_device->CreateTexture(VRAM_WIDTH, VRAM_HEIGHT, 1, 1, 1,
GPUTexture::Type::RenderTarget, VRAM_RT_FORMAT)) ||
const u32 downsample_scale = GetBoxDownsampleScale();
if (!(m_downsample_render_texture =
g_gpu_device->CreateTexture(VRAM_WIDTH * downsample_scale, VRAM_HEIGHT * downsample_scale, 1, 1, 1,
GPUTexture::Type::RenderTarget, VRAM_RT_FORMAT)) ||
!(m_downsample_framebuffer = g_gpu_device->CreateFramebuffer(m_downsample_render_texture.get())))
{
return false;
@ -1056,8 +1105,9 @@ bool GPU_HW::CompilePipelines()
}
else if (m_downsample_mode == GPUDownsampleMode::Box)
{
std::unique_ptr<GPUShader> fs =
g_gpu_device->CreateShader(GPUShaderStage::Fragment, shadergen.GenerateBoxSampleDownsampleFragmentShader());
std::unique_ptr<GPUShader> fs = g_gpu_device->CreateShader(
GPUShaderStage::Fragment,
shadergen.GenerateBoxSampleDownsampleFragmentShader(m_resolution_scale / GetBoxDownsampleScale()));
if (!fs)
return false;
@ -2642,10 +2692,11 @@ void GPU_HW::DownsampleFramebufferAdaptive(GPUTexture* source, u32 left, u32 top
void GPU_HW::DownsampleFramebufferBoxFilter(GPUTexture* source, u32 left, u32 top, u32 width, u32 height)
{
const u32 ds_left = left / m_resolution_scale;
const u32 ds_top = top / m_resolution_scale;
const u32 ds_width = width / m_resolution_scale;
const u32 ds_height = height / m_resolution_scale;
const u32 factor = m_resolution_scale / GetBoxDownsampleScale();
const u32 ds_left = left / factor;
const u32 ds_top = top / factor;
const u32 ds_width = width / factor;
const u32 ds_height = height / factor;
source->MakeReadyForSampling();