piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-30 01:29:42 -06:00
Code Issues Packages Projects Releases Wiki Activity

Add support for hybrid XFB

Browse Source
This commit is contained in:
iwubcode
2017-05-29 17:02:09 -05:00
parent 84ca9a4aec
commit 79387dddb2
45 changed files with 400 additions and 985 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
Source/Core/VideoBackends/OGL/FramebufferManager.cpp
View File

@ -530,7 +530,7 @@ void FramebufferManager::ResolveEFBStencilTexture()
void FramebufferManager::CopyToRealXFB(u32 xfbAddr, u32 fbStride, u32 fbHeight,
const EFBRectangle& sourceRc, float Gamma)
{
u8* xfb_in_ram = Memory::GetPointer(xfbAddr);
/* u8* xfb_in_ram = Memory::GetPointer(xfbAddr);
if (!xfb_in_ram)
{
WARN_LOG(VIDEO, "Tried to copy to invalid XFB address");
@ -539,7 +539,7 @@ void FramebufferManager::CopyToRealXFB(u32 xfbAddr, u32 fbStride, u32 fbHeight,
TargetRectangle targetRc = g_renderer->ConvertEFBRectangle(sourceRc);
TextureConverter::EncodeToRamYUYV(ResolveAndGetRenderTarget(sourceRc), targetRc, xfb_in_ram,
sourceRc.GetWidth(), fbStride, fbHeight);
sourceRc.GetWidth(), fbStride, fbHeight);*/
}
GLuint FramebufferManager::GetResolvedFramebuffer()
@ -615,11 +615,6 @@ XFBSource::~XFBSource()
glDeleteTextures(1, &texture);
}
void XFBSource::DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight)
{
TextureConverter::DecodeToTexture(xfbAddr, fbWidth, fbHeight, texture);
}
void XFBSource::CopyEFB(float Gamma)
{
g_renderer->ResetAPIState();

1
Source/Core/VideoBackends/OGL/FramebufferManager.h
View File

@ -54,7 +54,6 @@ struct XFBSource : public XFBSourceBase
~XFBSource();
void CopyEFB(float Gamma) override;
void DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight) override;
const GLuint texture;
const int m_layers;

6
Source/Core/VideoBackends/OGL/PostProcessing.cpp
View File

@ -25,7 +25,7 @@ static const char s_vertex_shader[] = "out vec2 uv0;\n"
"void main(void) {\n"
" vec2 rawpos = vec2(gl_VertexID&1, gl_VertexID&2);\n"
" gl_Position = vec4(rawpos*2.0-1.0, 0.0, 1.0);\n"
" uv0 = rawpos * src_rect.zw + src_rect.xy;\n"
" uv0 = vec2(mix(src_rect.xy, src_rect.zw, rawpos));\n"
"}\n";
OpenGLPostProcessing::OpenGLPostProcessing() : m_initialized(false)
@ -52,8 +52,8 @@ void OpenGLPostProcessing::BlitFromTexture(TargetRectangle src, TargetRectangle
glUniform4f(m_uniform_resolution, (float)src_width, (float)src_height, 1.0f / (float)src_width,
1.0f / (float)src_height);
glUniform4f(m_uniform_src_rect, src.left / (float)src_width, src.bottom / (float)src_height,
src.GetWidth() / (float)src_width, src.GetHeight() / (float)src_height);
glUniform4f(m_uniform_src_rect, src.left / (float)src_width, src.top / (float)src_height,
src.right / (float)src_width, src.bottom / (float)src_height);
glUniform1ui(m_uniform_time, (GLuint)m_timer.GetTimeElapsed());
glUniform1i(m_uniform_layer, layer);

156
Source/Core/VideoBackends/OGL/Render.cpp
View File

@ -66,7 +66,6 @@ static std::unique_ptr<RasterFont> s_raster_font;
static int s_MSAASamples = 1;
static u32 s_last_multisamples = 1;
static bool s_last_stereo_mode = false;
static bool s_last_xfb_mode = false;
static bool s_vsync;
@ -726,7 +725,6 @@ Renderer::Renderer()
s_MSAASamples = s_last_multisamples;
s_last_stereo_mode = g_ActiveConfig.iStereoMode > 0;
s_last_xfb_mode = g_ActiveConfig.bUseRealXFB;
// Handle VSync on/off
s_vsync = g_ActiveConfig.IsVSync();
@ -1331,8 +1329,7 @@ void Renderer::SetBlendingState(const BlendingState& state)
}
// This function has the final picture. We adjust the aspect ratio here.
void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
const EFBRectangle& rc, u64 ticks, float Gamma)
void Renderer::SwapImpl(AbstractTexture* texture, const EFBRectangle& rc, u64 ticks, float Gamma)
{
if (g_ogl_config.bSupportsDebug)
{
@ -1342,20 +1339,13 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
glDisable(GL_DEBUG_OUTPUT);
}
if ((!m_xfb_written && !g_ActiveConfig.RealXFBEnabled()) || !fbWidth || !fbHeight)
{
Core::Callback_VideoCopiedToXFB(false);
return;
}
auto* xfb_texture = static_cast<OGLTexture*>(texture);
u32 xfbCount = 0;
const XFBSourceBase* const* xfbSourceList =
FramebufferManager::GetXFBSource(xfbAddr, fbStride, fbHeight, &xfbCount);
if (g_ActiveConfig.VirtualXFBEnabled() && (!xfbSourceList || xfbCount == 0))
{
Core::Callback_VideoCopiedToXFB(false);
return;
}
TargetRectangle sourceRc = ConvertEFBRectangle(rc);
sourceRc.left = 0;
sourceRc.right = xfb_texture->config.width;
sourceRc.top = xfb_texture->config.height;
sourceRc.bottom = 0;
ResetAPIState();
@ -1366,7 +1356,8 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
std::swap(flipped_trc.top, flipped_trc.bottom);
// Copy the framebuffer to screen.
DrawFrame(0, flipped_trc, rc, xfbAddr, xfbSourceList, xfbCount, fbWidth, fbStride, fbHeight);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
BlitScreen(sourceRc, flipped_trc, xfb_texture->GetRawTexIdentifier(), xfb_texture->config.width, xfb_texture->config.height);
// The FlushFrameDump call here is necessary even after frame dumping is stopped.
// If left out, screenshots are "one frame" behind, as an extra frame is dumped and buffered.
@ -1380,7 +1371,7 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
if (use_offscreen_buffer)
{
// DumpFrameUsingFBO resets GL_FRAMEBUFFER, so change back to the window for drawing OSD.
DumpFrameUsingFBO(rc, xfbAddr, xfbSourceList, xfbCount, fbWidth, fbStride, fbHeight, ticks);
DumpFrameUsingFBO(sourceRc, ticks);
}
else
{
@ -1391,24 +1382,10 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
// Finish up the current frame, print some stats
SetWindowSize(fbStride, fbHeight);
SetWindowSize(xfb_texture->config.width, xfb_texture->config.height);
GLInterface->Update(); // just updates the render window position and the backbuffer size
bool xfbchanged = s_last_xfb_mode != g_ActiveConfig.bUseRealXFB;
if (FramebufferManagerBase::LastXfbWidth() != fbStride ||
FramebufferManagerBase::LastXfbHeight() != fbHeight)
{
xfbchanged = true;
unsigned int const last_w =
(fbStride < 1 || fbStride > MAX_XFB_WIDTH) ? MAX_XFB_WIDTH : fbStride;
unsigned int const last_h =
(fbHeight < 1 || fbHeight > MAX_XFB_HEIGHT) ? MAX_XFB_HEIGHT : fbHeight;
FramebufferManagerBase::SetLastXfbWidth(last_w);
FramebufferManagerBase::SetLastXfbHeight(last_h);
}
bool window_resized = false;
int window_width = static_cast<int>(std::max(GLInterface->GetBackBufferWidth(), 1u));
int window_height = static_cast<int>(std::max(GLInterface->GetBackBufferHeight(), 1u));
@ -1428,9 +1405,8 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
stencil_buffer_enabled != BoundingBox::NeedsStencilBuffer() ||
s_last_stereo_mode != (g_ActiveConfig.iStereoMode > 0);
if (xfbchanged || window_resized || fb_needs_update)
if (window_resized || fb_needs_update)
{
s_last_xfb_mode = g_ActiveConfig.bUseRealXFB;
UpdateDrawRectangle();
}
if (fb_needs_update)
@ -1523,110 +1499,13 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
ClearEFBCache();
}
void Renderer::DrawFrame(GLuint framebuffer, const TargetRectangle& target_rc,
const EFBRectangle& source_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height)
{
if (g_ActiveConfig.bUseXFB)
{
if (g_ActiveConfig.bUseRealXFB)
DrawRealXFB(framebuffer, target_rc, xfb_sources, xfb_count, fb_width, fb_stride, fb_height);
else
DrawVirtualXFB(framebuffer, target_rc, xfb_addr, xfb_sources, xfb_count, fb_width, fb_stride,
fb_height);
}
else
{
DrawEFB(framebuffer, target_rc, source_rc);
}
}
void Renderer::DrawEFB(GLuint framebuffer, const TargetRectangle& target_rc,
const EFBRectangle& source_rc)
const TargetRectangle& source_rc)
{
TargetRectangle scaled_source_rc = ConvertEFBRectangle(source_rc);
// for msaa mode, we must resolve the efb content to non-msaa
GLuint tex = FramebufferManager::ResolveAndGetRenderTarget(source_rc);
glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
BlitScreen(scaled_source_rc, target_rc, tex, m_target_width, m_target_height);
}
void Renderer::DrawVirtualXFB(GLuint framebuffer, const TargetRectangle& target_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height)
{
glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
for (u32 i = 0; i < xfb_count; ++i)
{
const XFBSource* xfbSource = static_cast<const XFBSource*>(xfb_sources[i]);
TargetRectangle draw_rc;
TargetRectangle source_rc;
source_rc.left = xfbSource->sourceRc.left;
source_rc.right = xfbSource->sourceRc.right;
source_rc.top = xfbSource->sourceRc.top;
source_rc.bottom = xfbSource->sourceRc.bottom;
// use virtual xfb with offset
int xfbHeight = xfbSource->srcHeight;
int xfbWidth = xfbSource->srcWidth;
int hOffset = (static_cast<s32>(xfbSource->srcAddr) - static_cast<s32>(xfb_addr)) /
(static_cast<s32>(fb_stride) * 2);
draw_rc.top = target_rc.top - hOffset * target_rc.GetHeight() / static_cast<s32>(fb_height);
draw_rc.bottom =
target_rc.top - (hOffset + xfbHeight) * target_rc.GetHeight() / static_cast<s32>(fb_height);
draw_rc.left =
target_rc.left +
(target_rc.GetWidth() - xfbWidth * target_rc.GetWidth() / static_cast<s32>(fb_stride)) / 2;
draw_rc.right =
target_rc.left +
(target_rc.GetWidth() + xfbWidth * target_rc.GetWidth() / static_cast<s32>(fb_stride)) / 2;
// The following code disables auto stretch. Kept for reference.
// scale draw area for a 1 to 1 pixel mapping with the draw target
// float h_scale = static_cast<float>(fb_width) / static_cast<float>(target_rc.GetWidth());
// float v_scale = static_cast<float>(fb_height) / static_cast<float>(target_rc.GetHeight());
// draw_rc.top *= v_scale;
// draw_rc.bottom *= v_scale;
// draw_rc.left *= h_scale;
// draw_rc.right *= h_scale;
source_rc.right -= Renderer::EFBToScaledX(fb_stride - fb_width);
BlitScreen(source_rc, draw_rc, xfbSource->texture, xfbSource->texWidth, xfbSource->texHeight);
}
}
void Renderer::DrawRealXFB(GLuint framebuffer, const TargetRectangle& target_rc,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height)
{
glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
for (u32 i = 0; i < xfb_count; ++i)
{
const XFBSource* xfbSource = static_cast<const XFBSource*>(xfb_sources[i]);
TargetRectangle source_rc;
source_rc.left = xfbSource->sourceRc.left;
source_rc.right = xfbSource->sourceRc.right;
source_rc.top = xfbSource->sourceRc.top;
source_rc.bottom = xfbSource->sourceRc.bottom;
source_rc.right -= fb_stride - fb_width;
// RealXFB doesn't call ConvertEFBRectangle for sourceRc, therefore it is still assuming a top-
// left origin. The top offset is always zero (see FramebufferManagerBase::GetRealXFBSource).
source_rc.top = source_rc.bottom;
source_rc.bottom = 0;
TargetRectangle draw_rc = target_rc;
BlitScreen(source_rc, draw_rc, xfbSource->texture, xfbSource->texWidth, xfbSource->texHeight);
}
BlitScreen(source_rc, target_rc, tex, m_target_width, m_target_height);
}
void Renderer::FlushFrameDump()
@ -1683,9 +1562,7 @@ void Renderer::DumpFrame(const TargetRectangle& flipped_trc, u64 ticks)
glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
}
void Renderer::DumpFrameUsingFBO(const EFBRectangle& source_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count,
u32 fb_width, u32 fb_stride, u32 fb_height, u64 ticks)
void Renderer::DumpFrameUsingFBO(const TargetRectangle& source_rc, u64 ticks)
{
// This needs to be converted to the GL bottom-up window coordinate system.
TargetRectangle render_rc = CalculateFrameDumpDrawRectangle();
@ -1705,8 +1582,7 @@ void Renderer::DumpFrameUsingFBO(const EFBRectangle& source_rc, u32 xfb_addr,
// Render the frame into the frame dump render texture. Disable alpha writes in case the
// post-processing shader writes a non-1.0 value.
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
DrawFrame(m_frame_dump_render_framebuffer, render_rc, source_rc, xfb_addr, xfb_sources, xfb_count,
fb_width, fb_stride, fb_height);
DrawEFB(m_frame_dump_render_framebuffer, render_rc, source_rc);
// Copy frame to output buffer. This assumes that GL_FRAMEBUFFER has been set.
DumpFrame(render_rc, ticks);

20
Source/Core/VideoBackends/OGL/Render.h
View File

@ -98,8 +98,7 @@ public:
TargetRectangle ConvertEFBRectangle(const EFBRectangle& rc) override;
void SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight, const EFBRectangle& rc,
u64 ticks, float Gamma) override;
void SwapImpl(AbstractTexture* texture, const EFBRectangle& rc, u64 ticks, float Gamma) override;
void ClearScreen(const EFBRectangle& rc, bool colorEnable, bool alphaEnable, bool zEnable,
u32 color, u32 z) override;
@ -112,27 +111,14 @@ private:
void UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc,
const TargetRectangle& targetPixelRc, const void* data);
// Draw either the EFB, or specified XFB sources to the currently-bound framebuffer.
void DrawFrame(GLuint framebuffer, const TargetRectangle& target_rc,
const EFBRectangle& source_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height);
void DrawEFB(GLuint framebuffer, const TargetRectangle& target_rc, const EFBRectangle& source_rc);
void DrawVirtualXFB(GLuint framebuffer, const TargetRectangle& target_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height);
void DrawRealXFB(GLuint framebuffer, const TargetRectangle& target_rc,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height);
void DrawEFB(GLuint framebuffer, const TargetRectangle& target_rc, const TargetRectangle& source_rc);
void BlitScreen(TargetRectangle src, TargetRectangle dst, GLuint src_texture, int src_width,
int src_height);
void FlushFrameDump();
void DumpFrame(const TargetRectangle& flipped_trc, u64 ticks);
void DumpFrameUsingFBO(const EFBRectangle& source_rc, u32 xfb_addr,
const XFBSourceBase* const* xfb_sources, u32 xfb_count, u32 fb_width,
u32 fb_stride, u32 fb_height, u64 ticks);
void DumpFrameUsingFBO(const TargetRectangle& source_rc, u64 ticks);
// Frame dumping framebuffer, we render to this, then read it back
void PrepareFrameDumpRenderTexture(u32 width, u32 height);

1
Source/Core/VideoBackends/OGL/main.cpp
View File

@ -91,6 +91,7 @@ void VideoBackend::InitBackendInfo()
g_Config.backend_info.bSupportsReversedDepthRange = true;
g_Config.backend_info.bSupportsMultithreading = false;
g_Config.backend_info.bSupportsInternalResolutionFrameDumps = true;
g_Config.backend_info.bSupportsCopyToVram = true;
// TODO: There is a bug here, if texel buffers are not supported the graphics options
// will show the option when it is not supported. The only way around this would be