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Diffstat (limited to 'gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d9/Blit9.cpp')
| -rw-r--r-- | gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d9/Blit9.cpp | 760 |
1 files changed, 760 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d9/Blit9.cpp b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d9/Blit9.cpp new file mode 100644 index 0000000000..429159b4cb --- /dev/null +++ b/gfx/angle/checkout/src/libANGLE/renderer/d3d/d3d9/Blit9.cpp @@ -0,0 +1,760 @@ +// +// Copyright 2002 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// Blit9.cpp: Surface copy utility class. + +#include "libANGLE/renderer/d3d/d3d9/Blit9.h" + +#include "libANGLE/Context.h" +#include "libANGLE/Framebuffer.h" +#include "libANGLE/FramebufferAttachment.h" +#include "libANGLE/angletypes.h" +#include "libANGLE/renderer/d3d/TextureD3D.h" +#include "libANGLE/renderer/d3d/d3d9/RenderTarget9.h" +#include "libANGLE/renderer/d3d/d3d9/Renderer9.h" +#include "libANGLE/renderer/d3d/d3d9/TextureStorage9.h" +#include "libANGLE/renderer/d3d/d3d9/formatutils9.h" +#include "libANGLE/renderer/d3d/d3d9/renderer9_utils.h" + +namespace +{ +// Precompiled shaders +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/componentmaskpremultps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/componentmaskps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/componentmaskunmultps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/luminancepremultps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/luminanceps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/luminanceunmultps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/passthroughps.h" +#include "libANGLE/renderer/d3d/d3d9/shaders/compiled/standardvs.h" + +const BYTE *const g_shaderCode[] = { + g_vs20_standardvs, + g_ps20_passthroughps, + g_ps20_luminanceps, + g_ps20_luminancepremultps, + g_ps20_luminanceunmultps, + g_ps20_componentmaskps, + g_ps20_componentmaskpremultps, + g_ps20_componentmaskunmultps, +}; + +const size_t g_shaderSize[] = { + sizeof(g_vs20_standardvs), + sizeof(g_ps20_passthroughps), + sizeof(g_ps20_luminanceps), + sizeof(g_ps20_luminancepremultps), + sizeof(g_ps20_luminanceunmultps), + sizeof(g_ps20_componentmaskps), + sizeof(g_ps20_componentmaskpremultps), + sizeof(g_ps20_componentmaskunmultps), +}; +} // namespace + +namespace rx +{ + +Blit9::Blit9(Renderer9 *renderer) + : mRenderer(renderer), + mGeometryLoaded(false), + mQuadVertexBuffer(nullptr), + mQuadVertexDeclaration(nullptr), + mSavedStateBlock(nullptr), + mSavedRenderTarget(nullptr), + mSavedDepthStencil(nullptr) +{ + memset(mCompiledShaders, 0, sizeof(mCompiledShaders)); +} + +Blit9::~Blit9() +{ + SafeRelease(mSavedStateBlock); + SafeRelease(mQuadVertexBuffer); + SafeRelease(mQuadVertexDeclaration); + + for (int i = 0; i < SHADER_COUNT; i++) + { + SafeRelease(mCompiledShaders[i]); + } +} + +angle::Result Blit9::initialize(Context9 *context9) +{ + if (mGeometryLoaded) + { + return angle::Result::Continue; + } + + static const float quad[] = {-1, -1, -1, 1, 1, -1, 1, 1}; + + IDirect3DDevice9 *device = mRenderer->getDevice(); + + HRESULT result = device->CreateVertexBuffer(sizeof(quad), D3DUSAGE_WRITEONLY, 0, + D3DPOOL_DEFAULT, &mQuadVertexBuffer, nullptr); + + ANGLE_TRY_HR(context9, result, "Failed to create internal blit vertex shader"); + + void *lockPtr = nullptr; + result = mQuadVertexBuffer->Lock(0, 0, &lockPtr, 0); + + ANGLE_TRY_HR(context9, result, "Failed to lock internal blit vertex shader"); + ASSERT(lockPtr); + + memcpy(lockPtr, quad, sizeof(quad)); + mQuadVertexBuffer->Unlock(); + + static const D3DVERTEXELEMENT9 elements[] = { + {0, 0, D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION, 0}, D3DDECL_END()}; + + result = device->CreateVertexDeclaration(elements, &mQuadVertexDeclaration); + ANGLE_TRY_HR(context9, result, "Failed to create internal blit vertex shader declaration"); + + mGeometryLoaded = true; + return angle::Result::Continue; +} + +template <class D3DShaderType> +angle::Result Blit9::setShader(Context9 *context9, + ShaderId source, + const char *profile, + angle::Result (Renderer9::*createShader)(d3d::Context *, + const DWORD *, + size_t length, + D3DShaderType **outShader), + HRESULT (WINAPI IDirect3DDevice9::*setShader)(D3DShaderType *)) +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + D3DShaderType *shader = nullptr; + + if (mCompiledShaders[source] != nullptr) + { + shader = static_cast<D3DShaderType *>(mCompiledShaders[source]); + } + else + { + const BYTE *shaderCode = g_shaderCode[source]; + size_t shaderSize = g_shaderSize[source]; + ANGLE_TRY((mRenderer->*createShader)(context9, reinterpret_cast<const DWORD *>(shaderCode), + shaderSize, &shader)); + mCompiledShaders[source] = shader; + } + + HRESULT hr = (device->*setShader)(shader); + ANGLE_TRY_HR(context9, hr, "Failed to set shader for blit operation"); + return angle::Result::Continue; +} + +angle::Result Blit9::setVertexShader(Context9 *context9, ShaderId shader) +{ + return setShader<IDirect3DVertexShader9>(context9, shader, "vs_2_0", + &Renderer9::createVertexShader, + &IDirect3DDevice9::SetVertexShader); +} + +angle::Result Blit9::setPixelShader(Context9 *context9, ShaderId shader) +{ + return setShader<IDirect3DPixelShader9>(context9, shader, "ps_2_0", + &Renderer9::createPixelShader, + &IDirect3DDevice9::SetPixelShader); +} + +RECT Blit9::getSurfaceRect(IDirect3DSurface9 *surface) const +{ + D3DSURFACE_DESC desc; + surface->GetDesc(&desc); + + RECT rect; + rect.left = 0; + rect.top = 0; + rect.right = desc.Width; + rect.bottom = desc.Height; + + return rect; +} + +gl::Extents Blit9::getSurfaceSize(IDirect3DSurface9 *surface) const +{ + D3DSURFACE_DESC desc; + surface->GetDesc(&desc); + + return gl::Extents(desc.Width, desc.Height, 1); +} + +angle::Result Blit9::boxFilter(Context9 *context9, + IDirect3DSurface9 *source, + IDirect3DSurface9 *dest) +{ + ANGLE_TRY(initialize(context9)); + + angle::ComPtr<IDirect3DBaseTexture9> texture = nullptr; + ANGLE_TRY(copySurfaceToTexture(context9, source, getSurfaceRect(source), &texture)); + + IDirect3DDevice9 *device = mRenderer->getDevice(); + + saveState(); + + device->SetTexture(0, texture.Get()); + device->SetRenderTarget(0, dest); + + ANGLE_TRY(setVertexShader(context9, SHADER_VS_STANDARD)); + ANGLE_TRY(setPixelShader(context9, SHADER_PS_PASSTHROUGH)); + + setCommonBlitState(); + device->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR); + device->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR); + + setViewportAndShaderConstants(getSurfaceRect(source), getSurfaceSize(source), + getSurfaceRect(dest), false); + + render(); + + restoreState(); + + return angle::Result::Continue; +} + +angle::Result Blit9::copy2D(const gl::Context *context, + const gl::Framebuffer *framebuffer, + const RECT &sourceRect, + GLenum destFormat, + const gl::Offset &destOffset, + TextureStorage *storage, + GLint level) +{ + Context9 *context9 = GetImplAs<Context9>(context); + + ANGLE_TRY(initialize(context9)); + + const gl::FramebufferAttachment *colorbuffer = framebuffer->getColorAttachment(0); + ASSERT(colorbuffer); + + RenderTarget9 *renderTarget9 = nullptr; + ANGLE_TRY(colorbuffer->getRenderTarget(context, 0, &renderTarget9)); + ASSERT(renderTarget9); + + angle::ComPtr<IDirect3DSurface9> source = renderTarget9->getSurface(); + ASSERT(source); + + angle::ComPtr<IDirect3DSurface9> destSurface = nullptr; + TextureStorage9 *storage9 = GetAs<TextureStorage9>(storage); + ANGLE_TRY( + storage9->getSurfaceLevel(context, gl::TextureTarget::_2D, level, true, &destSurface)); + ASSERT(destSurface); + + ANGLE_TRY(copy(context9, source.Get(), nullptr, sourceRect, destFormat, destOffset, + destSurface.Get(), false, false, false)); + return angle::Result::Continue; +} + +angle::Result Blit9::copyCube(const gl::Context *context, + const gl::Framebuffer *framebuffer, + const RECT &sourceRect, + GLenum destFormat, + const gl::Offset &destOffset, + TextureStorage *storage, + gl::TextureTarget target, + GLint level) +{ + Context9 *context9 = GetImplAs<Context9>(context); + + ANGLE_TRY(initialize(context9)); + + const gl::FramebufferAttachment *colorbuffer = framebuffer->getColorAttachment(0); + ASSERT(colorbuffer); + + RenderTarget9 *renderTarget9 = nullptr; + ANGLE_TRY(colorbuffer->getRenderTarget(context, 0, &renderTarget9)); + ASSERT(renderTarget9); + + angle::ComPtr<IDirect3DSurface9> source = renderTarget9->getSurface(); + ASSERT(source); + + angle::ComPtr<IDirect3DSurface9> destSurface = nullptr; + TextureStorage9 *storage9 = GetAs<TextureStorage9>(storage); + ANGLE_TRY(storage9->getSurfaceLevel(context, target, level, true, &destSurface)); + ASSERT(destSurface); + + return copy(context9, source.Get(), nullptr, sourceRect, destFormat, destOffset, + destSurface.Get(), false, false, false); +} + +angle::Result Blit9::copyTexture(const gl::Context *context, + const gl::Texture *source, + GLint sourceLevel, + const RECT &sourceRect, + GLenum destFormat, + const gl::Offset &destOffset, + TextureStorage *storage, + gl::TextureTarget destTarget, + GLint destLevel, + bool flipY, + bool premultiplyAlpha, + bool unmultiplyAlpha) +{ + Context9 *context9 = GetImplAs<Context9>(context); + ANGLE_TRY(initialize(context9)); + + TextureD3D *sourceD3D = GetImplAs<TextureD3D>(source); + + TextureStorage *sourceStorage = nullptr; + ANGLE_TRY(sourceD3D->getNativeTexture(context, &sourceStorage)); + + TextureStorage9_2D *sourceStorage9 = GetAs<TextureStorage9_2D>(sourceStorage); + ASSERT(sourceStorage9); + + TextureStorage9 *destStorage9 = GetAs<TextureStorage9>(storage); + ASSERT(destStorage9); + + ASSERT(sourceLevel == 0); + IDirect3DBaseTexture9 *sourceTexture = nullptr; + ANGLE_TRY(sourceStorage9->getBaseTexture(context, &sourceTexture)); + + angle::ComPtr<IDirect3DSurface9> sourceSurface = nullptr; + ANGLE_TRY(sourceStorage9->getSurfaceLevel(context, gl::TextureTarget::_2D, sourceLevel, true, + &sourceSurface)); + + angle::ComPtr<IDirect3DSurface9> destSurface = nullptr; + ANGLE_TRY(destStorage9->getSurfaceLevel(context, destTarget, destLevel, true, &destSurface)); + + return copy(context9, sourceSurface.Get(), sourceTexture, sourceRect, destFormat, destOffset, + destSurface.Get(), flipY, premultiplyAlpha, unmultiplyAlpha); +} + +angle::Result Blit9::copy(Context9 *context9, + IDirect3DSurface9 *source, + IDirect3DBaseTexture9 *sourceTexture, + const RECT &sourceRect, + GLenum destFormat, + const gl::Offset &destOffset, + IDirect3DSurface9 *dest, + bool flipY, + bool premultiplyAlpha, + bool unmultiplyAlpha) +{ + ASSERT(source != nullptr && dest != nullptr); + + IDirect3DDevice9 *device = mRenderer->getDevice(); + + D3DSURFACE_DESC sourceDesc; + D3DSURFACE_DESC destDesc; + source->GetDesc(&sourceDesc); + dest->GetDesc(&destDesc); + + // Check if it's possible to use StetchRect + if (sourceDesc.Format == destDesc.Format && (destDesc.Usage & D3DUSAGE_RENDERTARGET) && + d3d9_gl::IsFormatChannelEquivalent(destDesc.Format, destFormat) && !flipY && + premultiplyAlpha == unmultiplyAlpha) + { + RECT destRect = {destOffset.x, destOffset.y, + destOffset.x + (sourceRect.right - sourceRect.left), + destOffset.y + (sourceRect.bottom - sourceRect.top)}; + HRESULT result = device->StretchRect(source, &sourceRect, dest, &destRect, D3DTEXF_POINT); + ANGLE_TRY_HR(context9, result, "StretchRect failed to blit between textures"); + return angle::Result::Continue; + } + + angle::ComPtr<IDirect3DBaseTexture9> texture = sourceTexture; + RECT adjustedSourceRect = sourceRect; + gl::Extents sourceSize(sourceDesc.Width, sourceDesc.Height, 1); + + if (texture == nullptr) + { + ANGLE_TRY(copySurfaceToTexture(context9, source, sourceRect, &texture)); + + // copySurfaceToTexture only copies in the sourceRect area of the source surface. + // Adjust sourceRect so that it is now covering the entire source texture + adjustedSourceRect.left = 0; + adjustedSourceRect.right = sourceRect.right - sourceRect.left; + adjustedSourceRect.top = 0; + adjustedSourceRect.bottom = sourceRect.bottom - sourceRect.top; + + sourceSize.width = sourceRect.right - sourceRect.left; + sourceSize.height = sourceRect.bottom - sourceRect.top; + } + + ANGLE_TRY(formatConvert(context9, texture.Get(), adjustedSourceRect, sourceSize, destFormat, + destOffset, dest, flipY, premultiplyAlpha, unmultiplyAlpha)); + return angle::Result::Continue; +} + +angle::Result Blit9::formatConvert(Context9 *context9, + IDirect3DBaseTexture9 *source, + const RECT &sourceRect, + const gl::Extents &sourceSize, + GLenum destFormat, + const gl::Offset &destOffset, + IDirect3DSurface9 *dest, + bool flipY, + bool premultiplyAlpha, + bool unmultiplyAlpha) +{ + ANGLE_TRY(initialize(context9)); + + IDirect3DDevice9 *device = mRenderer->getDevice(); + + saveState(); + + device->SetTexture(0, source); + device->SetRenderTarget(0, dest); + + RECT destRect; + destRect.left = destOffset.x; + destRect.right = destOffset.x + (sourceRect.right - sourceRect.left); + destRect.top = destOffset.y; + destRect.bottom = destOffset.y + (sourceRect.bottom - sourceRect.top); + + setViewportAndShaderConstants(sourceRect, sourceSize, destRect, flipY); + + setCommonBlitState(); + + angle::Result result = + setFormatConvertShaders(context9, destFormat, flipY, premultiplyAlpha, unmultiplyAlpha); + if (result == angle::Result::Continue) + { + render(); + } + + restoreState(); + + return result; +} + +angle::Result Blit9::setFormatConvertShaders(Context9 *context9, + GLenum destFormat, + bool flipY, + bool premultiplyAlpha, + bool unmultiplyAlpha) +{ + ANGLE_TRY(setVertexShader(context9, SHADER_VS_STANDARD)); + + switch (destFormat) + { + case GL_RGBA: + case GL_BGRA_EXT: + case GL_RGB: + case GL_RG_EXT: + case GL_RED_EXT: + case GL_ALPHA: + if (premultiplyAlpha == unmultiplyAlpha) + { + ANGLE_TRY(setPixelShader(context9, SHADER_PS_COMPONENTMASK)); + } + else if (premultiplyAlpha) + { + ANGLE_TRY(setPixelShader(context9, SHADER_PS_COMPONENTMASK_PREMULTIPLY_ALPHA)); + } + else + { + ASSERT(unmultiplyAlpha); + ANGLE_TRY(setPixelShader(context9, SHADER_PS_COMPONENTMASK_UNMULTIPLY_ALPHA)); + } + break; + + case GL_LUMINANCE: + case GL_LUMINANCE_ALPHA: + if (premultiplyAlpha == unmultiplyAlpha) + { + ANGLE_TRY(setPixelShader(context9, SHADER_PS_LUMINANCE)); + } + else if (premultiplyAlpha) + { + ANGLE_TRY(setPixelShader(context9, SHADER_PS_LUMINANCE_PREMULTIPLY_ALPHA)); + } + else + { + ASSERT(unmultiplyAlpha); + ANGLE_TRY(setPixelShader(context9, SHADER_PS_LUMINANCE_UNMULTIPLY_ALPHA)); + } + break; + + default: + UNREACHABLE(); + } + + enum + { + X = 0, + Y = 1, + Z = 2, + W = 3 + }; + + // The meaning of this constant depends on the shader that was selected. + // See the shader assembly code above for details. + // Allocate one array for both registers and split it into two float4's. + float psConst[8] = {0}; + float *multConst = &psConst[0]; + float *addConst = &psConst[4]; + + switch (destFormat) + { + case GL_RGBA: + case GL_BGRA_EXT: + multConst[X] = 1; + multConst[Y] = 1; + multConst[Z] = 1; + multConst[W] = 1; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 0; + break; + + case GL_RGB: + multConst[X] = 1; + multConst[Y] = 1; + multConst[Z] = 1; + multConst[W] = 0; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 1; + break; + + case GL_RG_EXT: + multConst[X] = 1; + multConst[Y] = 1; + multConst[Z] = 0; + multConst[W] = 0; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 1; + break; + + case GL_RED_EXT: + multConst[X] = 1; + multConst[Y] = 0; + multConst[Z] = 0; + multConst[W] = 0; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 1; + break; + + case GL_ALPHA: + multConst[X] = 0; + multConst[Y] = 0; + multConst[Z] = 0; + multConst[W] = 1; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 0; + break; + + case GL_LUMINANCE: + multConst[X] = 1; + multConst[Y] = 0; + multConst[Z] = 0; + multConst[W] = 0; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 1; + break; + + case GL_LUMINANCE_ALPHA: + multConst[X] = 1; + multConst[Y] = 0; + multConst[Z] = 0; + multConst[W] = 1; + addConst[X] = 0; + addConst[Y] = 0; + addConst[Z] = 0; + addConst[W] = 0; + break; + + default: + UNREACHABLE(); + } + + mRenderer->getDevice()->SetPixelShaderConstantF(0, psConst, 2); + + return angle::Result::Continue; +} + +angle::Result Blit9::copySurfaceToTexture(Context9 *context9, + IDirect3DSurface9 *surface, + const RECT &sourceRect, + angle::ComPtr<IDirect3DBaseTexture9> *outTexture) +{ + ASSERT(surface); + + IDirect3DDevice9 *device = mRenderer->getDevice(); + + D3DSURFACE_DESC sourceDesc; + surface->GetDesc(&sourceDesc); + + // Copy the render target into a texture + angle::ComPtr<IDirect3DTexture9> texture; + HRESULT result = device->CreateTexture( + sourceRect.right - sourceRect.left, sourceRect.bottom - sourceRect.top, 1, + D3DUSAGE_RENDERTARGET, sourceDesc.Format, D3DPOOL_DEFAULT, &texture, nullptr); + ANGLE_TRY_HR(context9, result, "Failed to allocate internal texture for blit"); + + angle::ComPtr<IDirect3DSurface9> textureSurface; + result = texture->GetSurfaceLevel(0, &textureSurface); + ANGLE_TRY_HR(context9, result, "Failed to query surface of internal blit texture"); + + mRenderer->endScene(); + result = device->StretchRect(surface, &sourceRect, textureSurface.Get(), nullptr, D3DTEXF_NONE); + ANGLE_TRY_HR(context9, result, "Failed to copy between internal blit textures"); + *outTexture = texture; + + return angle::Result::Continue; +} + +void Blit9::setViewportAndShaderConstants(const RECT &sourceRect, + const gl::Extents &sourceSize, + const RECT &destRect, + bool flipY) +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + D3DVIEWPORT9 vp; + vp.X = destRect.left; + vp.Y = destRect.top; + vp.Width = destRect.right - destRect.left; + vp.Height = destRect.bottom - destRect.top; + vp.MinZ = 0.0f; + vp.MaxZ = 1.0f; + device->SetViewport(&vp); + + float vertexConstants[8] = { + // halfPixelAdjust + -1.0f / vp.Width, + 1.0f / vp.Height, + 0, + 0, + // texcoordOffset + static_cast<float>(sourceRect.left) / sourceSize.width, + static_cast<float>(flipY ? sourceRect.bottom : sourceRect.top) / sourceSize.height, + static_cast<float>(sourceRect.right - sourceRect.left) / sourceSize.width, + static_cast<float>(flipY ? sourceRect.top - sourceRect.bottom + : sourceRect.bottom - sourceRect.top) / + sourceSize.height, + }; + + device->SetVertexShaderConstantF(0, vertexConstants, 2); +} + +void Blit9::setCommonBlitState() +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + device->SetDepthStencilSurface(nullptr); + + device->SetRenderState(D3DRS_FILLMODE, D3DFILL_SOLID); + device->SetRenderState(D3DRS_ALPHATESTENABLE, FALSE); + device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE); + device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE); + device->SetRenderState(D3DRS_CLIPPLANEENABLE, 0); + device->SetRenderState(D3DRS_COLORWRITEENABLE, + D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE | + D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED); + device->SetRenderState(D3DRS_SRGBWRITEENABLE, FALSE); + device->SetRenderState(D3DRS_SCISSORTESTENABLE, FALSE); + + device->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_POINT); + device->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_POINT); + device->SetSamplerState(0, D3DSAMP_SRGBTEXTURE, FALSE); + device->SetSamplerState(0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP); + device->SetSamplerState(0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP); + + RECT scissorRect = {}; // Scissoring is disabled for flipping, but we need this to capture and + // restore the old rectangle + device->SetScissorRect(&scissorRect); + + for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; i++) + { + device->SetStreamSourceFreq(i, 1); + } +} + +void Blit9::render() +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + device->SetStreamSource(0, mQuadVertexBuffer, 0, 2 * sizeof(float)); + device->SetVertexDeclaration(mQuadVertexDeclaration); + + mRenderer->startScene(); + device->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2); +} + +void Blit9::saveState() +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + HRESULT hr; + + device->GetDepthStencilSurface(&mSavedDepthStencil); + device->GetRenderTarget(0, &mSavedRenderTarget); + + if (mSavedStateBlock == nullptr) + { + hr = device->BeginStateBlock(); + ASSERT(SUCCEEDED(hr) || hr == D3DERR_OUTOFVIDEOMEMORY || hr == E_OUTOFMEMORY); + + setCommonBlitState(); + + static const float mockConst[8] = {0}; + + device->SetVertexShader(nullptr); + device->SetVertexShaderConstantF(0, mockConst, 2); + device->SetPixelShader(nullptr); + device->SetPixelShaderConstantF(0, mockConst, 2); + + D3DVIEWPORT9 mockVp; + mockVp.X = 0; + mockVp.Y = 0; + mockVp.Width = 1; + mockVp.Height = 1; + mockVp.MinZ = 0; + mockVp.MaxZ = 1; + + device->SetViewport(&mockVp); + + device->SetTexture(0, nullptr); + + device->SetStreamSource(0, mQuadVertexBuffer, 0, 0); + + device->SetVertexDeclaration(mQuadVertexDeclaration); + + hr = device->EndStateBlock(&mSavedStateBlock); + ASSERT(SUCCEEDED(hr) || hr == D3DERR_OUTOFVIDEOMEMORY || hr == E_OUTOFMEMORY); + } + + ASSERT(mSavedStateBlock != nullptr); + + if (mSavedStateBlock != nullptr) + { + hr = mSavedStateBlock->Capture(); + ASSERT(SUCCEEDED(hr)); + } +} + +void Blit9::restoreState() +{ + IDirect3DDevice9 *device = mRenderer->getDevice(); + + device->SetDepthStencilSurface(mSavedDepthStencil); + SafeRelease(mSavedDepthStencil); + + device->SetRenderTarget(0, mSavedRenderTarget); + SafeRelease(mSavedRenderTarget); + + ASSERT(mSavedStateBlock != nullptr); + + if (mSavedStateBlock != nullptr) + { + mSavedStateBlock->Apply(); + } +} +} // namespace rx |