swr: [rasterizer core] implement InnerConservative input coverage
[mesa.git] / src / gallium / drivers / swr / rasterizer / core / api.cpp
index aface7a77ef0b269f9c67deaf8056932c34a83a6..00352580ab298f629973e180b5b910174dcf003d 100644 (file)
@@ -334,6 +334,7 @@ DRAW_CONTEXT* GetDrawContext(SWR_CONTEXT *pContext, bool isSplitDraw = false)
         pCurDrawContext->doneFE = false;
         pCurDrawContext->FeLock = 0;
         pCurDrawContext->threadsDone = 0;
+        pCurDrawContext->retireCallback.pfnCallbackFunc = nullptr;
 
         // Assign unique drawId for this DC
         pCurDrawContext->drawId = pContext->dcRing.GetHead();
@@ -400,13 +401,12 @@ void SwrSync(HANDLE hContext, PFN_CALLBACK_FUNC pfnFunc, uint64_t userData, uint
 
     pDC->FeWork.type = SYNC;
     pDC->FeWork.pfnWork = ProcessSync;
-    pDC->FeWork.desc.sync.pfnCallbackFunc = pfnFunc;
-    pDC->FeWork.desc.sync.userData = userData;
-    pDC->FeWork.desc.sync.userData2 = userData2;
-    pDC->FeWork.desc.sync.userData3 = userData3;
 
-    // cannot execute until all previous draws have completed
-    pDC->dependent = true;
+    // Setup callback function
+    pDC->retireCallback.pfnCallbackFunc = pfnFunc;
+    pDC->retireCallback.userData = userData;
+    pDC->retireCallback.userData2 = userData2;
+    pDC->retireCallback.userData3 = userData3;
 
     //enqueue
     QueueDraw(pContext);
@@ -606,31 +606,6 @@ void SwrSetBlendFunc(
     pState->pfnBlendFunc[renderTarget] = pfnBlendFunc;
 }
 
-void SwrSetLinkage(
-    HANDLE hContext,
-    uint32_t mask,
-    const uint8_t* pMap)
-{
-    API_STATE* pState = GetDrawState(GetContext(hContext));
-
-    static const uint8_t IDENTITY_MAP[] =
-    {
-         0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
-        16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
-    };
-    static_assert(sizeof(IDENTITY_MAP) == sizeof(pState->linkageMap),
-        "Update for new value of MAX_ATTRIBUTES");
-
-    pState->linkageMask = mask;
-    pState->linkageCount = _mm_popcnt_u32(mask);
-
-    if (!pMap)
-    {
-        pMap = IDENTITY_MAP;
-    }
-    memcpy(pState->linkageMap, pMap, pState->linkageCount);
-}
-
 // update guardband multipliers for the viewport
 void updateGuardband(API_STATE *pState)
 {
@@ -760,10 +735,10 @@ void SetupMacroTileScissors(DRAW_CONTEXT *pDC)
 }
 
 // templated backend function tables
-extern PFN_BACKEND_FUNC gBackendNullPs[SWR_MULTISAMPLE_TYPE_MAX];
-extern PFN_BACKEND_FUNC gBackendSingleSample[2][2][2];
-extern PFN_BACKEND_FUNC gBackendPixelRateTable[SWR_MULTISAMPLE_TYPE_MAX][SWR_MSAA_SAMPLE_PATTERN_MAX][2][2][2][2];
-extern PFN_BACKEND_FUNC gBackendSampleRateTable[SWR_MULTISAMPLE_TYPE_MAX][2][2][2];
+extern PFN_BACKEND_FUNC gBackendNullPs[SWR_MULTISAMPLE_TYPE_COUNT];
+extern PFN_BACKEND_FUNC gBackendSingleSample[SWR_INPUT_COVERAGE_COUNT][2][2];
+extern PFN_BACKEND_FUNC gBackendPixelRateTable[SWR_MULTISAMPLE_TYPE_COUNT][SWR_MSAA_SAMPLE_PATTERN_COUNT][SWR_INPUT_COVERAGE_COUNT][2][2][2];
+extern PFN_BACKEND_FUNC gBackendSampleRateTable[SWR_MULTISAMPLE_TYPE_COUNT][SWR_INPUT_COVERAGE_COUNT][2][2];
 void SetupPipeline(DRAW_CONTEXT *pDC)
 {
     DRAW_STATE* pState = pDC->pState;
@@ -782,7 +757,6 @@ void SetupPipeline(DRAW_CONTEXT *pDC)
         const bool bMultisampleEnable = ((rastState.sampleCount > SWR_MULTISAMPLE_1X) || rastState.forcedSampleCount) ? 1 : 0;
         const uint32_t centroid = ((psState.barycentricsMask & SWR_BARYCENTRIC_CENTROID_MASK) > 0) ? 1 : 0;
         const uint32_t canEarlyZ = (psState.forceEarlyZ || (!psState.writesODepth && !psState.usesSourceDepth && !psState.usesUAV)) ? 1 : 0;
-        const uint32_t inputCoverage = (psState.inputCoverage != SWR_INPUT_COVERAGE_NONE) ? 1 : 0;
      
         SWR_BARYCENTRICS_MASK barycentricsMask = (SWR_BARYCENTRICS_MASK)psState.barycentricsMask;
         
@@ -794,20 +768,20 @@ void SetupPipeline(DRAW_CONTEXT *pDC)
             {
                 // always need to generate I & J per sample for Z interpolation
                 barycentricsMask = (SWR_BARYCENTRICS_MASK)(barycentricsMask | SWR_BARYCENTRIC_PER_SAMPLE_MASK);
-                backendFuncs.pfnBackend = gBackendPixelRateTable[rastState.sampleCount][rastState.samplePattern][inputCoverage][centroid][forcedSampleCount][canEarlyZ];
+                backendFuncs.pfnBackend = gBackendPixelRateTable[rastState.sampleCount][rastState.samplePattern][psState.inputCoverage][centroid][forcedSampleCount][canEarlyZ];
             }
             else
             {
                 // always need to generate I & J per pixel for Z interpolation
                 barycentricsMask = (SWR_BARYCENTRICS_MASK)(barycentricsMask | SWR_BARYCENTRIC_PER_PIXEL_MASK);
-                backendFuncs.pfnBackend = gBackendSingleSample[inputCoverage][centroid][canEarlyZ];
+                backendFuncs.pfnBackend = gBackendSingleSample[psState.inputCoverage][centroid][canEarlyZ];
             }
             break;
         case SWR_SHADING_RATE_SAMPLE:
             SWR_ASSERT(rastState.samplePattern == SWR_MSAA_STANDARD_PATTERN);
             // always need to generate I & J per sample for Z interpolation
             barycentricsMask = (SWR_BARYCENTRICS_MASK)(barycentricsMask | SWR_BARYCENTRIC_PER_SAMPLE_MASK);
-            backendFuncs.pfnBackend = gBackendSampleRateTable[rastState.sampleCount][inputCoverage][centroid][canEarlyZ];
+            backendFuncs.pfnBackend = gBackendSampleRateTable[rastState.sampleCount][psState.inputCoverage][centroid][canEarlyZ];
             break;
         default:
             SWR_ASSERT(0 && "Invalid shading rate");
@@ -847,25 +821,44 @@ void SetupPipeline(DRAW_CONTEXT *pDC)
         (pState->state.depthStencilState.depthWriteEnable == FALSE) &&
         (pState->state.depthStencilState.stencilTestEnable == FALSE) &&
         (pState->state.depthStencilState.stencilWriteEnable == FALSE) &&
-        (pState->state.linkageCount == 0))
+        (pState->state.backendState.numAttributes == 0))
     {
         pState->pfnProcessPrims = nullptr;
-        pState->state.linkageMask = 0;
     }
 
     if (pState->state.soState.rasterizerDisable == true)
     {
         pState->pfnProcessPrims = nullptr;
-        pState->state.linkageMask = 0;
     }
 
-    // set up the frontend attrib mask
-    pState->state.feAttribMask = pState->state.linkageMask;
+    // set up the frontend attribute count
+    pState->state.feNumAttributes = 0;
+    const SWR_BACKEND_STATE& backendState = pState->state.backendState;
+    if (backendState.swizzleEnable)
+    {
+        // attribute swizzling is enabled, iterate over the map and record the max attribute used
+        for (uint32_t i = 0; i < backendState.numAttributes; ++i)
+        {
+            pState->state.feNumAttributes = std::max(pState->state.feNumAttributes, (uint32_t)backendState.swizzleMap[i].sourceAttrib + 1);
+        }
+    }
+    else
+    {
+        pState->state.feNumAttributes = pState->state.backendState.numAttributes;
+    }
+
     if (pState->state.soState.soEnable)
     {
+        uint32_t streamMasks = 0;
         for (uint32_t i = 0; i < 4; ++i)
         {
-            pState->state.feAttribMask |= pState->state.soState.streamMasks[i];
+            streamMasks |= pState->state.soState.streamMasks[i];
+        }
+
+        DWORD maxAttrib;
+        if (_BitScanReverse(&maxAttrib, streamMasks))
+        {
+            pState->state.feNumAttributes = std::max(pState->state.feNumAttributes, (uint32_t)(maxAttrib + 1));
         }
     }