// Copyright 2016 The SwiftShader Authors. All Rights Reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include "Constants.hpp" #include "Common/Math.hpp" #include "Common/Half.hpp" #include namespace sw { Constants constants; Constants::Constants() { static const unsigned int transposeBit0[16] = { 0x00000000, 0x00000001, 0x00000010, 0x00000011, 0x00000100, 0x00000101, 0x00000110, 0x00000111, 0x00001000, 0x00001001, 0x00001010, 0x00001011, 0x00001100, 0x00001101, 0x00001110, 0x00001111 }; static const unsigned int transposeBit1[16] = { 0x00000000, 0x00000002, 0x00000020, 0x00000022, 0x00000200, 0x00000202, 0x00000220, 0x00000222, 0x00002000, 0x00002002, 0x00002020, 0x00002022, 0x00002200, 0x00002202, 0x00002220, 0x00002222 }; static const unsigned int transposeBit2[16] = { 0x00000000, 0x00000004, 0x00000040, 0x00000044, 0x00000400, 0x00000404, 0x00000440, 0x00000444, 0x00004000, 0x00004004, 0x00004040, 0x00004044, 0x00004400, 0x00004404, 0x00004440, 0x00004444 }; memcpy(&this->transposeBit0, transposeBit0, sizeof(transposeBit0)); memcpy(&this->transposeBit1, transposeBit1, sizeof(transposeBit1)); memcpy(&this->transposeBit2, transposeBit2, sizeof(transposeBit2)); static const ushort4 cWeight[17] = { {0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF}, // 0xFFFF / 1 = 0xFFFF {0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF}, // 0xFFFF / 1 = 0xFFFF {0x8000, 0x8000, 0x8000, 0x8000}, // 0xFFFF / 2 = 0x8000 {0x5555, 0x5555, 0x5555, 0x5555}, // 0xFFFF / 3 = 0x5555 {0x4000, 0x4000, 0x4000, 0x4000}, // 0xFFFF / 4 = 0x4000 {0x3333, 0x3333, 0x3333, 0x3333}, // 0xFFFF / 5 = 0x3333 {0x2AAA, 0x2AAA, 0x2AAA, 0x2AAA}, // 0xFFFF / 6 = 0x2AAA {0x2492, 0x2492, 0x2492, 0x2492}, // 0xFFFF / 7 = 0x2492 {0x2000, 0x2000, 0x2000, 0x2000}, // 0xFFFF / 8 = 0x2000 {0x1C71, 0x1C71, 0x1C71, 0x1C71}, // 0xFFFF / 9 = 0x1C71 {0x1999, 0x1999, 0x1999, 0x1999}, // 0xFFFF / 10 = 0x1999 {0x1745, 0x1745, 0x1745, 0x1745}, // 0xFFFF / 11 = 0x1745 {0x1555, 0x1555, 0x1555, 0x1555}, // 0xFFFF / 12 = 0x1555 {0x13B1, 0x13B1, 0x13B1, 0x13B1}, // 0xFFFF / 13 = 0x13B1 {0x1249, 0x1249, 0x1249, 0x1249}, // 0xFFFF / 14 = 0x1249 {0x1111, 0x1111, 0x1111, 0x1111}, // 0xFFFF / 15 = 0x1111 {0x1000, 0x1000, 0x1000, 0x1000}, // 0xFFFF / 16 = 0x1000 }; static const float4 uvWeight[17] = { {1.0f / 1.0f, 1.0f / 1.0f, 1.0f / 1.0f, 1.0f / 1.0f}, {1.0f / 1.0f, 1.0f / 1.0f, 1.0f / 1.0f, 1.0f / 1.0f}, {1.0f / 2.0f, 1.0f / 2.0f, 1.0f / 2.0f, 1.0f / 2.0f}, {1.0f / 3.0f, 1.0f / 3.0f, 1.0f / 3.0f, 1.0f / 3.0f}, {1.0f / 4.0f, 1.0f / 4.0f, 1.0f / 4.0f, 1.0f / 4.0f}, {1.0f / 5.0f, 1.0f / 5.0f, 1.0f / 5.0f, 1.0f / 5.0f}, {1.0f / 6.0f, 1.0f / 6.0f, 1.0f / 6.0f, 1.0f / 6.0f}, {1.0f / 7.0f, 1.0f / 7.0f, 1.0f / 7.0f, 1.0f / 7.0f}, {1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 8.0f}, {1.0f / 9.0f, 1.0f / 9.0f, 1.0f / 9.0f, 1.0f / 9.0f}, {1.0f / 10.0f, 1.0f / 10.0f, 1.0f / 10.0f, 1.0f / 10.0f}, {1.0f / 11.0f, 1.0f / 11.0f, 1.0f / 11.0f, 1.0f / 11.0f}, {1.0f / 12.0f, 1.0f / 12.0f, 1.0f / 12.0f, 1.0f / 12.0f}, {1.0f / 13.0f, 1.0f / 13.0f, 1.0f / 13.0f, 1.0f / 13.0f}, {1.0f / 14.0f, 1.0f / 14.0f, 1.0f / 14.0f, 1.0f / 14.0f}, {1.0f / 15.0f, 1.0f / 15.0f, 1.0f / 15.0f, 1.0f / 15.0f}, {1.0f / 16.0f, 1.0f / 16.0f, 1.0f / 16.0f, 1.0f / 16.0f}, }; static const float4 uvStart[17] = { {-0.0f / 2.0f, -0.0f / 2.0f, -0.0f / 2.0f, -0.0f / 2.0f}, {-0.0f / 2.0f, -0.0f / 2.0f, -0.0f / 2.0f, -0.0f / 2.0f}, {-1.0f / 4.0f, -1.0f / 4.0f, -1.0f / 4.0f, -1.0f / 4.0f}, {-2.0f / 6.0f, -2.0f / 6.0f, -2.0f / 6.0f, -2.0f / 6.0f}, {-3.0f / 8.0f, -3.0f / 8.0f, -3.0f / 8.0f, -3.0f / 8.0f}, {-4.0f / 10.0f, -4.0f / 10.0f, -4.0f / 10.0f, -4.0f / 10.0f}, {-5.0f / 12.0f, -5.0f / 12.0f, -5.0f / 12.0f, -5.0f / 12.0f}, {-6.0f / 14.0f, -6.0f / 14.0f, -6.0f / 14.0f, -6.0f / 14.0f}, {-7.0f / 16.0f, -7.0f / 16.0f, -7.0f / 16.0f, -7.0f / 16.0f}, {-8.0f / 18.0f, -8.0f / 18.0f, -8.0f / 18.0f, -8.0f / 18.0f}, {-9.0f / 20.0f, -9.0f / 20.0f, -9.0f / 20.0f, -9.0f / 20.0f}, {-10.0f / 22.0f, -10.0f / 22.0f, -10.0f / 22.0f, -10.0f / 22.0f}, {-11.0f / 24.0f, -11.0f / 24.0f, -11.0f / 24.0f, -11.0f / 24.0f}, {-12.0f / 26.0f, -12.0f / 26.0f, -12.0f / 26.0f, -12.0f / 26.0f}, {-13.0f / 28.0f, -13.0f / 28.0f, -13.0f / 28.0f, -13.0f / 28.0f}, {-14.0f / 30.0f, -14.0f / 30.0f, -14.0f / 30.0f, -14.0f / 30.0f}, {-15.0f / 32.0f, -15.0f / 32.0f, -15.0f / 32.0f, -15.0f / 32.0f}, }; memcpy(&this->cWeight, cWeight, sizeof(cWeight)); memcpy(&this->uvWeight, uvWeight, sizeof(uvWeight)); memcpy(&this->uvStart, uvStart, sizeof(uvStart)); static const unsigned int occlusionCount[16] = {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4}; memcpy(&this->occlusionCount, &occlusionCount, sizeof(occlusionCount)); for(int i = 0; i < 16; i++) { maskB4Q[i][0] = -(i >> 0 & 1); maskB4Q[i][1] = -(i >> 1 & 1); maskB4Q[i][2] = -(i >> 2 & 1); maskB4Q[i][3] = -(i >> 3 & 1); maskB4Q[i][4] = -(i >> 0 & 1); maskB4Q[i][5] = -(i >> 1 & 1); maskB4Q[i][6] = -(i >> 2 & 1); maskB4Q[i][7] = -(i >> 3 & 1); invMaskB4Q[i][0] = ~maskB4Q[i][0]; invMaskB4Q[i][1] = ~maskB4Q[i][1]; invMaskB4Q[i][2] = ~maskB4Q[i][2]; invMaskB4Q[i][3] = ~maskB4Q[i][3]; invMaskB4Q[i][4] = ~maskB4Q[i][4]; invMaskB4Q[i][5] = ~maskB4Q[i][5]; invMaskB4Q[i][6] = ~maskB4Q[i][6]; invMaskB4Q[i][7] = ~maskB4Q[i][7]; maskW4Q[i][0] = -(i >> 0 & 1); maskW4Q[i][1] = -(i >> 1 & 1); maskW4Q[i][2] = -(i >> 2 & 1); maskW4Q[i][3] = -(i >> 3 & 1); invMaskW4Q[i][0] = ~maskW4Q[i][0]; invMaskW4Q[i][1] = ~maskW4Q[i][1]; invMaskW4Q[i][2] = ~maskW4Q[i][2]; invMaskW4Q[i][3] = ~maskW4Q[i][3]; maskD4X[i][0] = -(i >> 0 & 1); maskD4X[i][1] = -(i >> 1 & 1); maskD4X[i][2] = -(i >> 2 & 1); maskD4X[i][3] = -(i >> 3 & 1); invMaskD4X[i][0] = ~maskD4X[i][0]; invMaskD4X[i][1] = ~maskD4X[i][1]; invMaskD4X[i][2] = ~maskD4X[i][2]; invMaskD4X[i][3] = ~maskD4X[i][3]; maskQ0Q[i] = -(i >> 0 & 1); maskQ1Q[i] = -(i >> 1 & 1); maskQ2Q[i] = -(i >> 2 & 1); maskQ3Q[i] = -(i >> 3 & 1); invMaskQ0Q[i] = ~maskQ0Q[i]; invMaskQ1Q[i] = ~maskQ1Q[i]; invMaskQ2Q[i] = ~maskQ2Q[i]; invMaskQ3Q[i] = ~maskQ3Q[i]; maskX0X[i][0] = maskX0X[i][1] = maskX0X[i][2] = maskX0X[i][3] = -(i >> 0 & 1); maskX1X[i][0] = maskX1X[i][1] = maskX1X[i][2] = maskX1X[i][3] = -(i >> 1 & 1); maskX2X[i][0] = maskX2X[i][1] = maskX2X[i][2] = maskX2X[i][3] = -(i >> 2 & 1); maskX3X[i][0] = maskX3X[i][1] = maskX3X[i][2] = maskX3X[i][3] = -(i >> 3 & 1); invMaskX0X[i][0] = invMaskX0X[i][1] = invMaskX0X[i][2] = invMaskX0X[i][3] = ~maskX0X[i][0]; invMaskX1X[i][0] = invMaskX1X[i][1] = invMaskX1X[i][2] = invMaskX1X[i][3] = ~maskX1X[i][0]; invMaskX2X[i][0] = invMaskX2X[i][1] = invMaskX2X[i][2] = invMaskX2X[i][3] = ~maskX2X[i][0]; invMaskX3X[i][0] = invMaskX3X[i][1] = invMaskX3X[i][2] = invMaskX3X[i][3] = ~maskX3X[i][0]; maskD01Q[i][0] = -(i >> 0 & 1); maskD01Q[i][1] = -(i >> 1 & 1); maskD23Q[i][0] = -(i >> 2 & 1); maskD23Q[i][1] = -(i >> 3 & 1); invMaskD01Q[i][0] = ~maskD01Q[i][0]; invMaskD01Q[i][1] = ~maskD01Q[i][1]; invMaskD23Q[i][0] = ~maskD23Q[i][0]; invMaskD23Q[i][1] = ~maskD23Q[i][1]; maskQ01X[i][0] = -(i >> 0 & 1); maskQ01X[i][1] = -(i >> 1 & 1); maskQ23X[i][0] = -(i >> 2 & 1); maskQ23X[i][1] = -(i >> 3 & 1); invMaskQ01X[i][0] = ~maskQ01X[i][0]; invMaskQ01X[i][1] = ~maskQ01X[i][1]; invMaskQ23X[i][0] = ~maskQ23X[i][0]; invMaskQ23X[i][1] = ~maskQ23X[i][1]; } for(int i = 0; i < 8; i++) { mask565Q[i][0] = mask565Q[i][1] = mask565Q[i][2] = mask565Q[i][3] = (i & 0x1 ? 0x001F : 0) | (i & 0x2 ? 0x07E0 : 0) | (i & 0x4 ? 0xF800 : 0); } for(int i = 0; i < 4; i++) { maskW01Q[i][0] = -(i >> 0 & 1); maskW01Q[i][1] = -(i >> 1 & 1); maskW01Q[i][2] = -(i >> 0 & 1); maskW01Q[i][3] = -(i >> 1 & 1); maskD01X[i][0] = -(i >> 0 & 1); maskD01X[i][1] = -(i >> 1 & 1); maskD01X[i][2] = -(i >> 0 & 1); maskD01X[i][3] = -(i >> 1 & 1); } for(int i = 0; i < 256; i++) { sRGBtoLinear8_16[i] = (unsigned short)(sw::sRGBtoLinear((float)i / 0xFF) * 0xFFFF + 0.5f); } for(int i = 0; i < 64; i++) { sRGBtoLinear6_16[i] = (unsigned short)(sw::sRGBtoLinear((float)i / 0x3F) * 0xFFFF + 0.5f); } for(int i = 0; i < 32; i++) { sRGBtoLinear5_16[i] = (unsigned short)(sw::sRGBtoLinear((float)i / 0x1F) * 0xFFFF + 0.5f); } for(int i = 0; i < 0x1000; i++) { linearToSRGB12_16[i] = (unsigned short)(clamp(sw::linearToSRGB((float)i / 0x0FFF) * 0xFFFF + 0.5f, 0.0f, (float)0xFFFF)); sRGBtoLinear12_16[i] = (unsigned short)(clamp(sw::sRGBtoLinear((float)i / 0x0FFF) * 0xFFFF + 0.5f, 0.0f, (float)0xFFFF)); } for(int q = 0; q < 4; q++) { for(int c = 0; c < 16; c++) { for(int i = 0; i < 4; i++) { const float X[4] = {+0.3125f, -0.3125f, -0.1250f, +0.1250f}; const float Y[4] = {+0.1250f, -0.1250f, +0.3125f, -0.3125f}; sampleX[q][c][i] = c & (1 << i) ? X[q] : 0.0f; sampleY[q][c][i] = c & (1 << i) ? Y[q] : 0.0f; weight[c][i] = c & (1 << i) ? 1.0f : 0.0f; } } } const int Xf[4] = {-5, +5, +2, -2}; // Fragment offsets const int Yf[4] = {-2, +2, -5, +5}; // Fragment offsets memcpy(&this->Xf, &Xf, sizeof(Xf)); memcpy(&this->Yf, &Yf, sizeof(Yf)); static const float4 X[4] = {{-0.3125f, -0.3125f, -0.3125f, -0.3125f}, {+0.3125f, +0.3125f, +0.3125f, +0.3125f}, {+0.1250f, +0.1250f, +0.1250f, +0.1250f}, {-0.1250f, -0.1250f, -0.1250f, -0.1250f}}; static const float4 Y[4] = {{-0.1250f, -0.1250f, -0.1250f, -0.1250f}, {+0.1250f, +0.1250f, +0.1250f, +0.1250f}, {-0.3125f, -0.3125f, -0.3125f, -0.3125f}, {+0.3125f, +0.3125f, +0.3125f, +0.3125f}}; memcpy(&this->X, &X, sizeof(X)); memcpy(&this->Y, &Y, sizeof(Y)); const dword maxX[16] = {0x00000000, 0x00000001, 0x00000100, 0x00000101, 0x00010000, 0x00010001, 0x00010100, 0x00010101, 0x01000000, 0x01000001, 0x01000100, 0x01000101, 0x01010000, 0x01010001, 0x01010100, 0x01010101}; const dword maxY[16] = {0x00000000, 0x00000002, 0x00000200, 0x00000202, 0x00020000, 0x00020002, 0x00020200, 0x00020202, 0x02000000, 0x02000002, 0x02000200, 0x02000202, 0x02020000, 0x02020002, 0x02020200, 0x02020202}; const dword maxZ[16] = {0x00000000, 0x00000004, 0x00000400, 0x00000404, 0x00040000, 0x00040004, 0x00040400, 0x00040404, 0x04000000, 0x04000004, 0x04000400, 0x04000404, 0x04040000, 0x04040004, 0x04040400, 0x04040404}; const dword minX[16] = {0x00000000, 0x00000008, 0x00000800, 0x00000808, 0x00080000, 0x00080008, 0x00080800, 0x00080808, 0x08000000, 0x08000008, 0x08000800, 0x08000808, 0x08080000, 0x08080008, 0x08080800, 0x08080808}; const dword minY[16] = {0x00000000, 0x00000010, 0x00001000, 0x00001010, 0x00100000, 0x00100010, 0x00101000, 0x00101010, 0x10000000, 0x10000010, 0x10001000, 0x10001010, 0x10100000, 0x10100010, 0x10101000, 0x10101010}; const dword minZ[16] = {0x00000000, 0x00000020, 0x00002000, 0x00002020, 0x00200000, 0x00200020, 0x00202000, 0x00202020, 0x20000000, 0x20000020, 0x20002000, 0x20002020, 0x20200000, 0x20200020, 0x20202000, 0x20202020}; const dword fini[16] = {0x00000000, 0x00000080, 0x00008000, 0x00008080, 0x00800000, 0x00800080, 0x00808000, 0x00808080, 0x80000000, 0x80000080, 0x80008000, 0x80008080, 0x80800000, 0x80800080, 0x80808000, 0x80808080}; memcpy(&this->maxX, &maxX, sizeof(maxX)); memcpy(&this->maxY, &maxY, sizeof(maxY)); memcpy(&this->maxZ, &maxZ, sizeof(maxZ)); memcpy(&this->minX, &minX, sizeof(minX)); memcpy(&this->minY, &minY, sizeof(minY)); memcpy(&this->minZ, &minZ, sizeof(minZ)); memcpy(&this->fini, &fini, sizeof(fini)); static const dword4 maxPos = {0x7F7FFFFF, 0x7F7FFFFF, 0x7F7FFFFF, 0x7F7FFFFE}; memcpy(&this->maxPos, &maxPos, sizeof(maxPos)); static const float4 unscaleByte = {1.0f / 0xFF, 1.0f / 0xFF, 1.0f / 0xFF, 1.0f / 0xFF}; static const float4 unscaleSByte = {1.0f / 0x7F, 1.0f / 0x7F, 1.0f / 0x7F, 1.0f / 0x7F}; static const float4 unscaleShort = {1.0f / 0x7FFF, 1.0f / 0x7FFF, 1.0f / 0x7FFF, 1.0f / 0x7FFF}; static const float4 unscaleUShort = {1.0f / 0xFFFF, 1.0f / 0xFFFF, 1.0f / 0xFFFF, 1.0f / 0xFFFF}; static const float4 unscaleInt = {1.0f / 0x7FFFFFFF, 1.0f / 0x7FFFFFFF, 1.0f / 0x7FFFFFFF, 1.0f / 0x7FFFFFFF}; static const float4 unscaleUInt = {1.0f / 0xFFFFFFFF, 1.0f / 0xFFFFFFFF, 1.0f / 0xFFFFFFFF, 1.0f / 0xFFFFFFFF}; static const float4 unscaleFixed = {1.0f / 0x00010000, 1.0f / 0x00010000, 1.0f / 0x00010000, 1.0f / 0x00010000}; memcpy(&this->unscaleByte, &unscaleByte, sizeof(unscaleByte)); memcpy(&this->unscaleSByte, &unscaleSByte, sizeof(unscaleSByte)); memcpy(&this->unscaleShort, &unscaleShort, sizeof(unscaleShort)); memcpy(&this->unscaleUShort, &unscaleUShort, sizeof(unscaleUShort)); memcpy(&this->unscaleInt, &unscaleInt, sizeof(unscaleInt)); memcpy(&this->unscaleUInt, &unscaleUInt, sizeof(unscaleUInt)); memcpy(&this->unscaleFixed, &unscaleFixed, sizeof(unscaleFixed)); for(int i = 0; i <= 0xFFFF; i++) { half2float[i] = (float)reinterpret_cast(i); } } }