Ejemplo n.º 1
0
        public ShaderHeader(IGpuAccessor gpuAccessor, ulong address)
        {
            ReadOnlySpan <int> header = MemoryMarshal.Cast <ulong, int>(gpuAccessor.GetCode(address, 0x50));

            int commonWord0 = header[0];
            int commonWord1 = header[1];
            int commonWord2 = header[2];
            int commonWord3 = header[3];
            int commonWord4 = header[4];

            SphType = commonWord0.Extract(0, 5);
            Version = commonWord0.Extract(5, 5);

            Stage = (ShaderStage)commonWord0.Extract(10, 4);

            // Invalid.
            if (Stage == ShaderStage.Compute)
            {
                Stage = ShaderStage.Vertex;
            }

            MrtEnable = commonWord0.Extract(14);

            KillsPixels = commonWord0.Extract(15);

            DoesGlobalStore = commonWord0.Extract(16);

            SassVersion = commonWord0.Extract(17, 4);

            GpPassthrough = commonWord0.Extract(24);

            DoesLoadOrStore = commonWord0.Extract(26);
            DoesFp64        = commonWord0.Extract(27);

            StreamOutMask = commonWord0.Extract(28, 4);

            ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);

            PerPatchAttributeCount = commonWord1.Extract(24, 8);

            ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);

            ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);

            ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);

            OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);

            MaxOutputVertexCount = commonWord4.Extract(0, 12);

            StoreReqStart = commonWord4.Extract(12, 8);
            StoreReqEnd   = commonWord4.Extract(24, 8);

            ImapTypes = new ImapPixelType[32];

            for (int i = 0; i < 32; i++)
            {
                byte imap = (byte)(header[6 + (i >> 2)] >> ((i & 3) * 8));

                ImapTypes[i] = new ImapPixelType(
                    (PixelImap)((imap >> 0) & 3),
                    (PixelImap)((imap >> 2) & 3),
                    (PixelImap)((imap >> 4) & 3),
                    (PixelImap)((imap >> 6) & 3));
            }

            int type2OmapTarget = header[18];
            int type2Omap       = header[19];

            OmapTargets    = type2OmapTarget;
            OmapSampleMask = type2Omap.Extract(0);
            OmapDepth      = type2Omap.Extract(1);
        }
Ejemplo n.º 2
0
        public ShaderHeader(IGpuAccessor gpuAccessor, ulong address)
        {
            int commonWord0 = gpuAccessor.MemoryRead <int>(address + 0);
            int commonWord1 = gpuAccessor.MemoryRead <int>(address + 4);
            int commonWord2 = gpuAccessor.MemoryRead <int>(address + 8);
            int commonWord3 = gpuAccessor.MemoryRead <int>(address + 12);
            int commonWord4 = gpuAccessor.MemoryRead <int>(address + 16);

            SphType = commonWord0.Extract(0, 5);
            Version = commonWord0.Extract(5, 5);

            Stage = (ShaderStage)commonWord0.Extract(10, 4);

            // Invalid.
            if (Stage == ShaderStage.Compute)
            {
                Stage = ShaderStage.Vertex;
            }

            MrtEnable = commonWord0.Extract(14);

            KillsPixels = commonWord0.Extract(15);

            DoesGlobalStore = commonWord0.Extract(16);

            SassVersion = commonWord0.Extract(17, 4);

            GpPassthrough = commonWord0.Extract(24);

            DoesLoadOrStore = commonWord0.Extract(26);
            DoesFp64        = commonWord0.Extract(27);

            StreamOutMask = commonWord0.Extract(28, 4);

            ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);

            PerPatchAttributeCount = commonWord1.Extract(24, 8);

            ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);

            ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);

            ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);

            OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);

            MaxOutputVertexCount = commonWord4.Extract(0, 12);

            StoreReqStart = commonWord4.Extract(12, 8);
            StoreReqEnd   = commonWord4.Extract(24, 8);

            ImapTypes = new ImapPixelType[32];

            for (ulong i = 0; i < 32; i++)
            {
                byte imap = gpuAccessor.MemoryRead <byte>(address + 0x18 + i);

                ImapTypes[i] = new ImapPixelType(
                    (PixelImap)((imap >> 0) & 3),
                    (PixelImap)((imap >> 2) & 3),
                    (PixelImap)((imap >> 4) & 3),
                    (PixelImap)((imap >> 6) & 3));
            }

            int type2OmapTarget = gpuAccessor.MemoryRead <int>(address + 0x48);
            int type2Omap       = gpuAccessor.MemoryRead <int>(address + 0x4c);

            OmapTargets = new OmapTarget[8];

            for (int offset = 0; offset < OmapTargets.Length * 4; offset += 4)
            {
                OmapTargets[offset >> 2] = new OmapTarget(
                    type2OmapTarget.Extract(offset + 0),
                    type2OmapTarget.Extract(offset + 1),
                    type2OmapTarget.Extract(offset + 2),
                    type2OmapTarget.Extract(offset + 3));
            }

            OmapSampleMask = type2Omap.Extract(0);
            OmapDepth      = type2Omap.Extract(1);
        }
Ejemplo n.º 3
0
        public ShaderHeader(ReadOnlySpan <byte> code)
        {
            ReadOnlySpan <int> header = MemoryMarshal.Cast <byte, int>(code);

            int commonWord0 = header[0];
            int commonWord1 = header[1];
            int commonWord2 = header[2];
            int commonWord3 = header[3];
            int commonWord4 = header[4];

            SphType = commonWord0.Extract(0, 5);
            Version = commonWord0.Extract(5, 5);

            Stage = (ShaderStage)commonWord0.Extract(10, 4);

            // Invalid.
            if (Stage == ShaderStage.Compute)
            {
                Stage = ShaderStage.Vertex;
            }

            MrtEnable = commonWord0.Extract(14);

            KillsPixels = commonWord0.Extract(15);

            DoesGlobalStore = commonWord0.Extract(16);

            SassVersion = commonWord0.Extract(17, 4);

            DoesLoadOrStore = commonWord0.Extract(26);
            DoesFp64        = commonWord0.Extract(27);

            StreamOutMask = commonWord0.Extract(28, 4);

            ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24);

            PerPatchAttributeCount = commonWord1.Extract(24, 8);

            ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24);

            ThreadsPerInputPrimitive = commonWord2.Extract(24, 8);

            ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24);

            OutputTopology = (OutputTopology)commonWord3.Extract(24, 4);

            MaxOutputVertexCount = commonWord4.Extract(0, 12);

            StoreReqStart = commonWord4.Extract(12, 8);
            StoreReqEnd   = commonWord4.Extract(24, 8);

            ImapTypes = new ImapPixelType[32];

            for (int i = 0; i < 8; i++)
            {
                for (int j = 0; j < 4; j++)
                {
                    byte imap = (byte)(header[6 + i] >> (j * 8));

                    ImapTypes[i * 4 + j] = new ImapPixelType(
                        (PixelImap)((imap >> 0) & 3),
                        (PixelImap)((imap >> 2) & 3),
                        (PixelImap)((imap >> 4) & 3),
                        (PixelImap)((imap >> 6) & 3));
                }
            }

            int type2OmapTarget = header[18];
            int type2Omap       = header[19];

            OmapTargets = new OmapTarget[8];

            for (int offset = 0; offset < OmapTargets.Length * 4; offset += 4)
            {
                OmapTargets[offset >> 2] = new OmapTarget(
                    type2OmapTarget.Extract(offset + 0),
                    type2OmapTarget.Extract(offset + 1),
                    type2OmapTarget.Extract(offset + 2),
                    type2OmapTarget.Extract(offset + 3));
            }

            OmapSampleMask = type2Omap.Extract(0);
            OmapDepth      = type2Omap.Extract(1);
        }