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https://github.com/ZDoom/qzdoom.git
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- Took more functions out of GLSceneDrawer
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469c9241eb
commit
f229b05675
5 changed files with 51 additions and 61 deletions
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@ -322,10 +322,8 @@ sector_t *FGLRenderer::RenderView(player_t* player)
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fovratio = ratio;
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}
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GLSceneDrawer drawer;
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mShadowMap.Update();
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retsec = drawer.RenderViewpoint(r_viewpoint, player->camera, NULL, r_viewpoint.FieldOfView.Degrees, ratio, fovratio, true, true);
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retsec = RenderViewpoint(r_viewpoint, player->camera, NULL, r_viewpoint.FieldOfView.Degrees, ratio, fovratio, true, true);
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}
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All.Unclock();
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return retsec;
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@ -352,9 +350,8 @@ void FGLRenderer::RenderTextureView(FCanvasTexture *tex, AActor *Viewpoint, doub
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bounds.width = FHardwareTexture::GetTexDimension(gltex->GetWidth());
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bounds.height = FHardwareTexture::GetTexDimension(gltex->GetHeight());
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GLSceneDrawer drawer;
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FRenderViewpoint texvp;
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drawer.RenderViewpoint(texvp, Viewpoint, &bounds, FOV, (float)width / height, (float)width / height, false, false);
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RenderViewpoint(texvp, Viewpoint, &bounds, FOV, (float)width / height, (float)width / height, false, false);
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EndOffscreen();
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@ -387,9 +384,8 @@ void FGLRenderer::WriteSavePic (player_t *player, FileWriter *file, int width, i
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mLights->Clear();
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// This shouldn't overwrite the global viewpoint even for a short time.
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GLSceneDrawer drawer;
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FRenderViewpoint savevp;
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sector_t *viewsector = drawer.RenderViewpoint(savevp, players[consoleplayer].camera, &bounds, r_viewpoint.FieldOfView.Degrees, 1.6f, 1.6f, true, false);
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sector_t *viewsector = RenderViewpoint(savevp, players[consoleplayer].camera, &bounds, r_viewpoint.FieldOfView.Degrees, 1.6f, 1.6f, true, false);
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glDisable(GL_STENCIL_TEST);
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gl_RenderState.SetSoftLightLevel(-1);
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CopyToBackbuffer(&bounds, false);
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@ -110,7 +110,6 @@ public:
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FLightBuffer *mLights;
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SWSceneDrawer *swdrawer = nullptr;
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bool mDrawingScene2D = false;
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bool buffersActive = false;
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float mSceneClearColor[3];
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@ -149,6 +148,10 @@ public:
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sector_t *RenderView(player_t *player);
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void BeginFrame();
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void Set3DViewport(bool mainview);
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sector_t *RenderViewpoint (FRenderViewpoint &mainvp, AActor * camera, IntRect * bounds, float fov, float ratio, float fovratio, bool mainview, bool toscreen);
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bool StartOffscreen();
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void EndOffscreen();
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@ -72,43 +72,6 @@ EXTERN_CVAR (Bool, r_deathcamera)
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EXTERN_CVAR (Float, r_visibility)
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EXTERN_CVAR (Bool, r_drawvoxels)
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//-----------------------------------------------------------------------------
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//
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// sets 3D viewport and initial state
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//
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//-----------------------------------------------------------------------------
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void GLSceneDrawer::Set3DViewport(bool mainview)
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{
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if (mainview && GLRenderer->buffersActive)
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{
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bool useSSAO = (gl_ssao != 0);
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GLRenderer->mBuffers->BindSceneFB(useSSAO);
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gl_RenderState.SetPassType(useSSAO ? GBUFFER_PASS : NORMAL_PASS);
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gl_RenderState.EnableDrawBuffers(gl_RenderState.GetPassDrawBufferCount());
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gl_RenderState.Apply();
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}
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// Always clear all buffers with scissor test disabled.
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// This is faster on newer hardware because it allows the GPU to skip
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// reading from slower memory where the full buffers are stored.
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glDisable(GL_SCISSOR_TEST);
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glClearColor(GLRenderer->mSceneClearColor[0], GLRenderer->mSceneClearColor[1], GLRenderer->mSceneClearColor[2], 1.0f);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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const auto &bounds = screen->mSceneViewport;
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glViewport(bounds.left, bounds.top, bounds.width, bounds.height);
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glScissor(bounds.left, bounds.top, bounds.width, bounds.height);
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glEnable(GL_SCISSOR_TEST);
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glEnable(GL_MULTISAMPLE);
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_STENCIL_TEST);
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glStencilFunc(GL_ALWAYS,0,~0); // default stencil
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glStencilOp(GL_KEEP,GL_KEEP,GL_REPLACE);
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}
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//-----------------------------------------------------------------------------
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//
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// SetProjection
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@ -116,7 +79,7 @@ void GLSceneDrawer::Set3DViewport(bool mainview)
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//
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//-----------------------------------------------------------------------------
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void GLSceneDrawer::SetProjection(VSMatrix matrix)
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void SetProjection(VSMatrix matrix)
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{
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gl_RenderState.mProjectionMatrix.loadIdentity();
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gl_RenderState.mProjectionMatrix.multMatrix(matrix);
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@ -128,7 +91,7 @@ void GLSceneDrawer::SetProjection(VSMatrix matrix)
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//
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//-----------------------------------------------------------------------------
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void GLSceneDrawer::SetViewMatrix(const FRotator &angles, float vx, float vy, float vz, bool mirror, bool planemirror)
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void SetViewMatrix(const FRotator &angles, float vx, float vy, float vz, bool mirror, bool planemirror)
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{
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float mult = mirror? -1:1;
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float planemult = planemirror? -level.info->pixelstretch : level.info->pixelstretch;
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@ -488,17 +451,54 @@ void FDrawInfo::ProcessScene(bool toscreen)
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}
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//-----------------------------------------------------------------------------
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//
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// sets 3D viewport and initial state
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//
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//-----------------------------------------------------------------------------
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void FGLRenderer::Set3DViewport(bool mainview)
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{
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if (mainview && buffersActive)
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{
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bool useSSAO = (gl_ssao != 0);
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mBuffers->BindSceneFB(useSSAO);
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gl_RenderState.SetPassType(useSSAO ? GBUFFER_PASS : NORMAL_PASS);
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gl_RenderState.EnableDrawBuffers(gl_RenderState.GetPassDrawBufferCount());
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gl_RenderState.Apply();
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}
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// Always clear all buffers with scissor test disabled.
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// This is faster on newer hardware because it allows the GPU to skip
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// reading from slower memory where the full buffers are stored.
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glDisable(GL_SCISSOR_TEST);
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glClearColor(mSceneClearColor[0], mSceneClearColor[1], mSceneClearColor[2], 1.0f);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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const auto &bounds = screen->mSceneViewport;
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glViewport(bounds.left, bounds.top, bounds.width, bounds.height);
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glScissor(bounds.left, bounds.top, bounds.width, bounds.height);
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glEnable(GL_SCISSOR_TEST);
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glEnable(GL_MULTISAMPLE);
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glEnable(GL_DEPTH_TEST);
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glEnable(GL_STENCIL_TEST);
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glStencilFunc(GL_ALWAYS,0,~0); // default stencil
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glStencilOp(GL_KEEP,GL_KEEP,GL_REPLACE);
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}
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//-----------------------------------------------------------------------------
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//
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// Renders one viewpoint in a scene
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//
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//-----------------------------------------------------------------------------
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sector_t * GLSceneDrawer::RenderViewpoint (FRenderViewpoint &mainvp, AActor * camera, IntRect * bounds, float fov, float ratio, float fovratio, bool mainview, bool toscreen)
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sector_t * FGLRenderer::RenderViewpoint (FRenderViewpoint &mainvp, AActor * camera, IntRect * bounds, float fov, float ratio, float fovratio, bool mainview, bool toscreen)
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{
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R_SetupFrame (mainvp, r_viewwindow, camera);
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GLRenderer->mGlobVis = R_GetGlobVis(r_viewwindow, r_visibility);
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mGlobVis = R_GetGlobVis(r_viewwindow, r_visibility);
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// Render (potentially) multiple views for stereo 3d
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float viewShift[3];
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@ -510,9 +510,8 @@ sector_t * GLSceneDrawer::RenderViewpoint (FRenderViewpoint &mainvp, AActor * ca
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eye->SetUp();
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screen->SetViewportRects(bounds);
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Set3DViewport(mainview);
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GLRenderer->mDrawingScene2D = true;
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FDrawInfo *di = FDrawInfo::StartDrawInfo(this, mainvp);
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FDrawInfo *di = FDrawInfo::StartDrawInfo(nullptr, mainvp);
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auto vp = di->Viewpoint;
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di->SetViewArea();
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auto cm = di->SetFullbrightFlags(mainview ? vp.camera->player : nullptr);
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@ -520,7 +519,6 @@ sector_t * GLSceneDrawer::RenderViewpoint (FRenderViewpoint &mainvp, AActor * ca
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// Stereo mode specific perspective projection
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SetProjection( eye->GetProjection(fov, ratio, fovratio) );
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// SetProjection(fov, ratio, fovratio); // switch to perspective mode and set up clipper
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vp.SetViewAngle(r_viewwindow);
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// Stereo mode specific viewpoint adjustment - temporarily shifts global ViewPos
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eye->GetViewShift(vp.HWAngles.Yaw.Degrees, viewShift);
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@ -533,12 +531,11 @@ sector_t * GLSceneDrawer::RenderViewpoint (FRenderViewpoint &mainvp, AActor * ca
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if (mainview)
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{
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if (toscreen) di->EndDrawScene(mainvp.sector); // do not call this for camera textures.
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GLRenderer->PostProcessScene(cm, [&]() { di->DrawEndScene2D(mainvp.sector); });
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PostProcessScene(cm, [&]() { di->DrawEndScene2D(mainvp.sector); });
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}
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di->EndDrawInfo();
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GLRenderer->mDrawingScene2D = false;
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if (!stereo3dMode.IsMono())
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GLRenderer->mBuffers->BlitToEyeTexture(eye_ix);
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mBuffers->BlitToEyeTexture(eye_ix);
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}
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interpolator.RestoreInterpolations ();
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@ -19,12 +19,7 @@ public:
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GLPortal::drawer = this;
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}
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void SetViewMatrix(const FRotator &angles, float vx, float vy, float vz, bool mirror, bool planemirror);
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void SetupView(FRenderViewpoint &vp, float vx, float vy, float vz, DAngle va, bool mirror, bool planemirror);
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void SetProjection(VSMatrix matrix);
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void Set3DViewport(bool mainview);
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sector_t *RenderViewpoint(FRenderViewpoint &mainvp, AActor * camera, IntRect * bounds, float fov, float ratio, float fovratio, bool mainview, bool toscreen);
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sector_t *RenderView(player_t *player);
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void WriteSavePic(player_t *player, FileWriter *file, int width, int height);
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};
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@ -36,7 +36,6 @@ VSMatrix EyePose::GetProjection(float fov, float aspectRatio, float fovRatio) co
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{
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VSMatrix result;
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// Lifted from gl_scene.cpp FGLRenderer::SetProjection()
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float fovy = (float)(2 * RAD2DEG(atan(tan(DEG2RAD(fov) / 2) / fovRatio)));
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result.perspective(fovy, aspectRatio, FGLRenderer::GetZNear(), FGLRenderer::GetZFar());
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