| /* |
| * Copyright 2022 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/base/SkHalf.h" |
| #include "src/core/SkSLTypeShared.h" |
| #include "src/gpu/graphite/PipelineData.h" |
| #include "src/gpu/graphite/Uniform.h" |
| #include "src/gpu/graphite/UniformManager.h" |
| #include "tests/Test.h" |
| |
| using namespace skgpu::graphite; |
| |
| static constexpr Layout kLayouts[] = { |
| Layout::kStd140, |
| Layout::kStd430, |
| Layout::kMetal, |
| }; |
| |
| // This list excludes SkSLTypes that we don't support in uniforms, like Bool, UInt or UShort. |
| static constexpr SkSLType kTypes[] = { |
| SkSLType::kFloat, SkSLType::kFloat2, SkSLType::kFloat3, SkSLType::kFloat4, // |
| SkSLType::kHalf, SkSLType::kHalf2, SkSLType::kHalf3, SkSLType::kHalf4, // |
| SkSLType::kInt, SkSLType::kInt2, SkSLType::kInt3, SkSLType::kInt4, // |
| SkSLType::kFloat2x2, SkSLType::kFloat3x3, SkSLType::kFloat4x4, // |
| SkSLType::kHalf2x2, SkSLType::kHalf3x3, SkSLType::kHalf4x4, |
| }; |
| |
| static constexpr float kFloats[16] = { 1.0f, 2.0f, 3.0f, 4.0f, |
| 5.0f, 6.0f, 7.0f, 8.0f, |
| 9.0f, 10.0f, 11.0f, 12.0f, |
| 13.0f, 14.0f, 15.0f, 16.0f }; |
| |
| static constexpr SkHalf kHalfs[16] = { 0x3C00, 0x4000, 0x4200, 0x4400, |
| 0x4500, 0x4600, 0x4700, 0x4800, |
| 0x4880, 0x4900, 0x4980, 0x4A00, |
| 0x4A80, 0x4B00, 0x4B80, 0x4C00 }; |
| |
| static constexpr int32_t kInts[16] = { 1, -2, 3, -4, |
| 5, -6, 7, -8, |
| 9, -10, 11, -12, |
| 13, -14, 15, -16 }; |
| |
| static size_t element_size(Layout layout, SkSLType type) { |
| // Metal encodes half-precision uniforms in 16 bits. |
| // Other layouts are expected to encode uniforms in 32 bits. |
| return (layout == Layout::kMetal && !SkSLTypeIsFullPrecisionNumericType(type)) ? 2 : 4; |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckSingleUniform, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager can hold all the basic uniform types, in every layout. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type : kTypes) { |
| const Uniform expectations[] = {{"uniform", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| REPORTER_ASSERT(r, mgr.size() > 0, "Layout: %s - Type: %s", |
| LayoutString(layout), SkSLTypeString(type)); |
| mgr.reset(); |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckFloatEncoding, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager encodes float data properly. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type : kTypes) { |
| // Only test scalar and vector floats. (Matrices can introduce padding between values.) |
| int vecLength = SkSLTypeVecLength(type); |
| if (!SkSLTypeIsFloatType(type) || vecLength < 1) { |
| continue; |
| } |
| |
| // Write our uniform float scalar/vector. |
| const Uniform expectations[] = {{"uniform", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // Read back the uniform data. |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| size_t elementSize = element_size(layout, type); |
| const void* validData = (elementSize == 4) ? (const void*)kFloats : (const void*)kHalfs; |
| REPORTER_ASSERT(r, uniformData.size() >= vecLength * elementSize); |
| REPORTER_ASSERT(r, 0 == memcmp(validData, uniformData.data(), vecLength * elementSize), |
| "Layout: %s - Type: %s float encoding failed", |
| LayoutString(layout), SkSLTypeString(type)); |
| mgr.reset(); |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckIntEncoding, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager encodes int data properly. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type : kTypes) { |
| if (!SkSLTypeIsIntegralType(type)) { |
| continue; |
| } |
| |
| // Write our uniform int scalar/vector. |
| const Uniform expectations[] = {{"uniform", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kInts); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // Read back the uniform data. |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| int vecLength = SkSLTypeVecLength(type); |
| size_t elementSize = element_size(layout, type); |
| REPORTER_ASSERT(r, uniformData.size() >= vecLength * elementSize); |
| REPORTER_ASSERT(r, 0 == memcmp(kInts, uniformData.data(), vecLength * elementSize), |
| "Layout: %s - Type: %s int encoding failed", |
| LayoutString(layout), SkSLTypeString(type)); |
| mgr.reset(); |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckScalarVectorPacking, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager can pack scalars and vectors of identical type correctly. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type : kTypes) { |
| int vecLength = SkSLTypeVecLength(type); |
| if (vecLength < 1) { |
| continue; |
| } |
| |
| // Write three matching uniforms. |
| const Uniform expectations[] = {{"a", type}, {"b", type}, {"c", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| mgr.write(expectations[1], kFloats); |
| mgr.write(expectations[2], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // Verify the uniform data packing. |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| size_t elementSize = element_size(layout, type); |
| // Vec3s must be laid out as if they were vec4s. |
| size_t effectiveVecLength = (vecLength == 3) ? 4 : vecLength; |
| REPORTER_ASSERT(r, uniformData.size() == elementSize * effectiveVecLength * 3, |
| "Layout: %s - Type: %s tight packing failed", |
| LayoutString(layout), SkSLTypeString(type)); |
| mgr.reset(); |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckMatrixPacking, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager can pack matrices correctly. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type : kTypes) { |
| int matrixSize = SkSLTypeMatrixSize(type); |
| if (matrixSize < 2) { |
| continue; |
| } |
| |
| // Write three matching uniforms. |
| const Uniform expectations[] = {{"a", type}, {"b", type}, {"c", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| mgr.write(expectations[1], kFloats); |
| mgr.write(expectations[2], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // Verify the uniform data packing. |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| size_t elementSize = element_size(layout, type); |
| // In all layouts, mat3s burn 12 elements, not 9. In std140, mat2s burn 8 elements |
| // instead of 4. |
| size_t numElements; |
| if (matrixSize == 3) { |
| numElements = 12; |
| } else if (matrixSize == 2 && layout == Layout::kStd140) { |
| numElements = 8; |
| } else { |
| numElements = matrixSize * matrixSize; |
| } |
| REPORTER_ASSERT(r, uniformData.size() == elementSize * numElements * 3, |
| "Layout: %s - Type: %s matrix packing failed", |
| LayoutString(layout), SkSLTypeString(type)); |
| mgr.reset(); |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckPaddingScalarVector, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager properly adds padding between pairs of scalar/vector. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type1 : kTypes) { |
| const int vecLength1 = SkSLTypeVecLength(type1); |
| if (vecLength1 < 1) { |
| continue; |
| } |
| |
| for (SkSLType type2 : kTypes) { |
| const int vecLength2 = SkSLTypeVecLength(type2); |
| if (vecLength2 < 1) { |
| continue; |
| } |
| |
| // Write two scalar/vector uniforms. |
| const Uniform expectations[] = {{"a", type1}, {"b", type2}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| mgr.write(expectations[1], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // The expected packing varies depending on the bit-widths of each element. |
| const size_t elementSize1 = element_size(layout, type1); |
| const size_t elementSize2 = element_size(layout, type2); |
| if (elementSize1 == elementSize2) { |
| // Elements in the array correspond to the element size (either 16 or 32 bits). |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[2][5][5] = { |
| // Metal (vec3 consumes vec4 size) |
| {{ "", "", "", "", "" }, |
| { "", "AB", "A_BB", "A___BBBb", "A___BBBB" }, |
| { "", "AAB_", "AABB", "AA__BBBb", "AA__BBBB" }, |
| { "", "AAAaB___", "AAAaBB__", "AAAaBBBb", "AAAaBBBB" }, |
| { "", "AAAAB___", "AAAABB__", "AAAABBBb", "AAAABBBB" }}, |
| // std140 and std430 (vec3 aligns to vec4, but consumes only 3 elements) |
| {{ "", "", "", "", "" }, |
| { "", "AB", "A_BB", "A___BBBb", "A___BBBB" }, |
| { "", "AAB_", "AABB", "AA__BBBb", "AA__BBBB" }, |
| { "", "AAAB", "AAA_BB__", "AAA_BBBb", "AAA_BBBB" }, |
| { "", "AAAAB___", "AAAABB__", "AAAABBBb", "AAAABBBB" }}, |
| }; |
| int layoutIdx = static_cast<int>(layout != Layout::kMetal); |
| const size_t size = strlen(kExpectedLayout[layoutIdx][vecLength1][vecLength2]) * |
| elementSize1; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 2 && elementSize2 == 4) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| { "", "", "", "", "" }, |
| { "", "A_BB", "A___BBBB", "A_______BBBBBBbb", "A_______BBBBBBBB" }, |
| { "", "AABB", "AA__BBBB", "AA______BBBBBBbb", "AA______BBBBBBBB" }, |
| { "", "AAAaBB__", "AAAaBBBB", "AAAa____BBBBBBbb", "AAAa____BBBBBBBB" }, |
| { "", "AAAABB__", "AAAABBBB", "AAAA____BBBBBBbb", "AAAA____BBBBBBBB" }, |
| }; |
| const size_t size = strlen(kExpectedLayout[vecLength1][vecLength2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 4 && elementSize2 == 2) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| { "", "", "", "", "" }, |
| { "", "AAB_", "AABB", "AA__BBBb", "AA__BBBB" }, |
| { "", "AAAAB___", "AAAABB__", "AAAABBBb", "AAAABBBB" }, |
| { "", |
| "AAAAAAaaB_______", |
| "AAAAAAaaBB______", |
| "AAAAAAaaBBBb____", |
| "AAAAAAaaBBBB____" }, |
| { "", |
| "AAAAAAAAB_______", |
| "AAAAAAAABB______", |
| "AAAAAAAABBBb____", |
| "AAAAAAAABBBB____" }, |
| }; |
| const size_t size = strlen(kExpectedLayout[vecLength1][vecLength2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else { |
| ERRORF(r, "Unexpected element sizes: %zu %zu", elementSize1, elementSize2); |
| } |
| mgr.reset(); |
| } |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckPaddingVectorMatrix, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager properly adds padding between vectors and matrices. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type1 : kTypes) { |
| const int vecLength1 = SkSLTypeVecLength(type1); |
| if (vecLength1 < 1) { |
| continue; |
| } |
| |
| for (SkSLType type2 : kTypes) { |
| const int matSize2 = SkSLTypeMatrixSize(type2); |
| if (matSize2 < 2) { |
| continue; |
| } |
| |
| // Write the scalar/vector and matrix uniforms. |
| const Uniform expectations[] = {{"a", type1}, {"b", type2}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| mgr.write(expectations[1], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // The expected packing varies depending on the bit-widths of each element. |
| const size_t elementSize1 = element_size(layout, type1); |
| const size_t elementSize2 = element_size(layout, type2); |
| if (elementSize1 == elementSize2) { |
| // Elements in the array correspond to the element size (32 bits). |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[2][5][5] = { |
| // std140 layout |
| { |
| { "", "", "", "", "" }, |
| { "", "", "A___BBbbBBbb", "A___BBBbBBBbBBBb", "A___BBBBBBBBBBBBBBBB" }, |
| { "", "", "AA__BBbbBBbb", "AA__BBBbBBBbBBBb", "AA__BBBBBBBBBBBBBBBB" }, |
| { "", "", "AAAaBBbbBBbb", "AAAaBBBbBBBbBBBb", "AAAaBBBBBBBBBBBBBBBB" }, |
| { "", "", "AAAABBbbBBbb", "AAAABBBbBBBbBBBb", "AAAABBBBBBBBBBBBBBBB" }, |
| }, |
| // All other layouts |
| { |
| { "", "", "", "", "" }, |
| { "", "", "A_BBBB", "A___BBBbBBBbBBBb", "A___BBBBBBBBBBBBBBBB" }, |
| { "", "", "AABBBB", "AA__BBBbBBBbBBBb", "AA__BBBBBBBBBBBBBBBB" }, |
| { "", "", "AAAaBBBB", "AAAaBBBbBBBbBBBb", "AAAaBBBBBBBBBBBBBBBB" }, |
| { "", "", "AAAABBBB", "AAAABBBbBBBbBBBb", "AAAABBBBBBBBBBBBBBBB" }, |
| }, |
| }; |
| int layoutIdx = static_cast<int>(layout != Layout::kStd140); |
| const size_t size = strlen(kExpectedLayout[layoutIdx][vecLength1][matSize2]) * |
| elementSize1; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s vector-matrix padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 2 && elementSize2 == 4) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| {"", "", "", "", ""}, |
| {"", "", |
| "A___BBBBBBBB", |
| "A_______BBBBBBbbBBBBBBbbBBBBBBbb", |
| "A_______BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"}, |
| {"", "", |
| "AA__BBBBBBBB", |
| "AA______BBBBBBbbBBBBBBbbBBBBBBbb", |
| "AA______BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"}, |
| {"", "", |
| "AAAaBBBBBBBB", |
| "AAAa____BBBBBBbbBBBBBBbbBBBBBBbb", |
| "AAAa____BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"}, |
| {"", "", |
| "AAAABBBBBBBB", |
| "AAAA____BBBBBBbbBBBBBBbbBBBBBBbb", |
| "AAAA____BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"}, |
| }; |
| const size_t size = strlen(kExpectedLayout[vecLength1][matSize2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s vector-matrix padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 4 && elementSize2 == 2) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| {"", "", "", "", ""}, |
| {"", "", "AABBBB", "AA__BBBbBBBbBBBb", "AA__BBBBBBBBBBBBBBBB"}, |
| {"", "", "AAAABBBB", "AAAABBBbBBBbBBBb", "AAAABBBBBBBBBBBBBBBB"}, |
| {"", "", |
| "AAAAAAaaBBBB____", |
| "AAAAAAaaBBBbBBBbBBBb____", |
| "AAAAAAaaBBBBBBBBBBBBBBBB"}, |
| {"", "", |
| "AAAAAAAABBBB____", |
| "AAAAAAAABBBbBBBbBBBb____", |
| "AAAAAAAABBBBBBBBBBBBBBBB"}, |
| }; |
| const size_t size = strlen(kExpectedLayout[vecLength1][matSize2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s vector-matrix padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } |
| mgr.reset(); |
| } |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerCheckPaddingMatrixVector, r, CtsEnforcement::kNextRelease) { |
| // Verify that the uniform manager properly adds padding between matrices and vectors. |
| for (Layout layout : kLayouts) { |
| UniformManager mgr(layout); |
| |
| for (SkSLType type1 : kTypes) { |
| const int matSize1 = SkSLTypeMatrixSize(type1); |
| if (matSize1 < 2) { |
| continue; |
| } |
| |
| for (SkSLType type2 : kTypes) { |
| const int vecLength2 = SkSLTypeVecLength(type2); |
| if (vecLength2 < 1) { |
| continue; |
| } |
| |
| // Write the scalar/vector and matrix uniforms. |
| const Uniform expectations[] = {{"a", type1}, {"b", type2}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| mgr.write(expectations[1], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| // The expected packing varies depending on the bit-widths of each element. |
| const size_t elementSize1 = element_size(layout, type1); |
| const size_t elementSize2 = element_size(layout, type2); |
| if (elementSize1 == elementSize2) { |
| // Elements in the array correspond to the element size (32 bits). |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[2][5][5] = { |
| // std140 layout |
| { |
| { "", "", "", "", "" }, |
| { "", "", "", "", "" }, |
| { "", "AAaaAAaaB___", "AAaaAAaaBB__", "AAaaAAaaBBBb", "AAaaAAaaBBBB" }, |
| { "", |
| "AAAaAAAaAAAaB___", |
| "AAAaAAAaAAAaBB__", |
| "AAAaAAAaAAAaBBBb", |
| "AAAaAAAaAAAaBBBB" }, |
| { "", |
| "AAAAAAAAAAAAAAAAB___", |
| "AAAAAAAAAAAAAAAABB__", |
| "AAAAAAAAAAAAAAAABBBb", |
| "AAAAAAAAAAAAAAAABBBB" }, |
| }, |
| // All other layouts |
| { |
| { "", "", "", "", "" }, |
| { "", "", "", "", "" }, |
| { "", "AAAAB_", "AAAABB", "AAAABBBb", "AAAABBBB" }, |
| { "", |
| "AAAaAAAaAAAaB___", |
| "AAAaAAAaAAAaBB__", |
| "AAAaAAAaAAAaBBBb", |
| "AAAaAAAaAAAaBBBB" }, |
| { "", |
| "AAAAAAAAAAAAAAAAB___", |
| "AAAAAAAAAAAAAAAABB__", |
| "AAAAAAAAAAAAAAAABBBb", |
| "AAAAAAAAAAAAAAAABBBB" }, |
| }, |
| }; |
| int layoutIdx = static_cast<int>(layout != Layout::kStd140); |
| const size_t size = strlen(kExpectedLayout[layoutIdx][matSize1][vecLength2]) * |
| elementSize1; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s matrix-vector padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 2 && elementSize2 == 4) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| { "", "", "", "", "" }, |
| { "", "", "", "", "" }, |
| { "", "AAAABB", "AAAABBBB", "AAAA____BBBBBBbb", "AAAA____BBBBBBBB" }, |
| { "", |
| "AAAaAAAaAAAaBB__", |
| "AAAaAAAaAAAaBBBB", |
| "AAAaAAAaAAAa____BBBBBBbb", |
| "AAAaAAAaAAAa____BBBBBBBB" }, |
| { "", |
| "AAAAAAAAAAAAAAAABB__", |
| "AAAAAAAAAAAAAAAABBBB", |
| "AAAAAAAAAAAAAAAABBBBBBbb", |
| "AAAAAAAAAAAAAAAABBBBBBBB" }, |
| }; |
| const size_t size = strlen(kExpectedLayout[matSize1][vecLength2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s matrix-vector padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } else if (elementSize1 == 4 && elementSize2 == 2) { |
| // Elements in the array below correspond to 16 bits apiece. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type (vec3 takes 4 slots) |
| // _ : padding between uniforms for alignment |
| static constexpr const char* kExpectedLayout[5][5] = { |
| { "", "", "", "", "" }, |
| { "", "", "", "", "" }, |
| { "", "AAAAAAAAB___", "AAAAAAAABB__", "AAAAAAAABBBb", "AAAAAAAABBBB" }, |
| { "", |
| "AAAAAAaaAAAAAAaaAAAAAAaaB_______", |
| "AAAAAAaaAAAAAAaaAAAAAAaaBB______", |
| "AAAAAAaaAAAAAAaaAAAAAAaaBBBb____", |
| "AAAAAAaaAAAAAAaaAAAAAAaaBBBB____" }, |
| { "", |
| "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB_______", |
| "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABB______", |
| "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABBBb____", |
| "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABBBB____" }, |
| }; |
| const size_t size = strlen(kExpectedLayout[matSize1][vecLength2]) * 2; |
| UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == size, |
| "Layout: %s - Types: %s, %s matrix-vector padding test failed", |
| LayoutString(layout), |
| SkSLTypeString(type1), SkSLTypeString(type2)); |
| } |
| mgr.reset(); |
| } |
| } |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerMetalArrayLayout, r, CtsEnforcement::kNextRelease) { |
| UniformManager mgr(Layout::kMetal); |
| |
| // Tests set up a uniform block with a single half (to force alignment) and an array of 3 |
| // elements. Test every type that can appear in an array. |
| constexpr size_t kArraySize = 3; |
| |
| // Buffer large enough to hold a float4x4[3] array. |
| static constexpr uint8_t kBuffer[192] = {}; |
| static const char* kExpectedLayout[] = { |
| // Each letter (A/B/a/b) corresponds to a single byte. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type. |
| // _ : padding between uniforms for alignment. |
| |
| /* {half, float[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, float2[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, float3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half[3]} */ "AABBBBBB", |
| /* {half, half2[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, half3[3]} */ "AA______BBBBBBbbBBBBBBbbBBBBBBbb", |
| /* {half, half4[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, int[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, int2[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, int3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, int4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, float2x2[3] */ "AA______BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, float3x3[3] */ "AA______________" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4x4[3] */ "AA______________" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, half2x2[3] */ "AA__BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half3x3[3] */ "AA______" |
| "BBBBBBbbBBBBBBbbBBBBBBbb" |
| "BBBBBBbbBBBBBBbbBBBBBBbb" |
| "BBBBBBbbBBBBBBbbBBBBBBbb", |
| /* {half, half4x4[3] */ "AA______" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| }; |
| for (size_t i = 0; i < std::size(kExpectedLayout); i++) { |
| const SkSLType arrayType = kTypes[i]; |
| const Uniform expectations[] = {{"a", SkSLType::kHalf}, {"b", arrayType, kArraySize}}; |
| |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kHalfs); |
| mgr.write(expectations[1], kBuffer); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| const size_t expectedSize = strlen(kExpectedLayout[i]); |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == expectedSize, |
| "array test %d for type %s failed - expected size: %zu, actual size: %zu", |
| (int)i, SkSLTypeString(arrayType), expectedSize, uniformData.size()); |
| |
| mgr.reset(); |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerStd430ArrayLayout, r, CtsEnforcement::kNextRelease) { |
| UniformManager mgr(Layout::kStd430); |
| |
| // Tests set up a uniform block with a single half (to force alignment) and an array of 3 |
| // elements. Test every type that can appear in an array. |
| constexpr size_t kArraySize = 3; |
| |
| // Buffer large enough to hold a float4x4[3] array. |
| static constexpr uint8_t kBuffer[192] = {}; |
| static const char* kExpectedLayout[] = { |
| // Each letter (A/B/a/b) corresponds to a single byte. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type. |
| // _ : padding between uniforms for alignment. |
| |
| /* {half, float[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, float2[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, float3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, half2[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, half4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, int[3]} */ "AA__BBBBBBBBBBBB", |
| /* {half, int2[3]} */ "AA______BBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, int3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, int4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, float2x2[3] */ "AA______BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, float3x3[3] */ "AA______________" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4x4[3] */ "AA______________" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, half2x2[3] */ "AA______BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half3x3[3] */ "AA______________" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, half4x4[3] */ "AA______________" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| }; |
| for (size_t i = 0; i < std::size(kExpectedLayout); i++) { |
| const SkSLType arrayType = kTypes[i]; |
| const Uniform expectations[] = {{"a", SkSLType::kHalf}, {"b", arrayType, kArraySize}}; |
| |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kHalfs); |
| mgr.write(expectations[1], kBuffer); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| const size_t expectedSize = strlen(kExpectedLayout[i]); |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == expectedSize, |
| "array test %d for type %s failed - expected size: %zu, actual size: %zu", |
| (int)i, SkSLTypeString(arrayType), expectedSize, uniformData.size()); |
| |
| mgr.reset(); |
| } |
| } |
| |
| DEF_GRAPHITE_TEST(UniformManagerStd140ArrayLayout, r, CtsEnforcement::kNextRelease) { |
| UniformManager mgr(Layout::kStd140); |
| |
| // Tests set up a uniform block with a single half (to force alignment) and an array of 3 |
| // elements. Test every type that can appear in an array. |
| constexpr size_t kArraySize = 3; |
| |
| // Buffer large enough to hold a float4x4[3] array. |
| static constexpr uint8_t kBuffer[192] = {}; |
| static const char* kExpectedLayout[] = { |
| // Each letter (A/B/a/b) corresponds to a single byte. |
| // The expected uniform layout is listed as strings below. |
| // A/B: uniform values. |
| // a/b: padding as part of the uniform type. |
| // _ : padding between uniforms for alignment. |
| |
| /* {half, float[3]} */ "AA______________BBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbb", |
| /* {half, float2[3]} */ "AA______________BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb", |
| /* {half, float3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| /* {half, half[3]} */ "AA______________BBbbbbbbbbbbbbbbBBbbbbbbbbbbbbbbBBbbbbbbbbbbbbbb", |
| /* {half, half2[3]} */ "AA______________BBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbb", |
| /* {half, half3[3]} */ "AA______________BBBBBBbbbbbbbbbbBBBBBBbbbbbbbbbbBBBBBBbbbbbbbbbb", |
| /* {half, half4[3]} */ "AA______________BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb", |
| /* {half, int[3]} */ "AA______________BBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbbBBBBbbbbbbbbbbbb", |
| /* {half, int2[3]} */ "AA______________BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb", |
| /* {half, int3[3]} */ "AA______________BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, int4[3]} */ "AA______________BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, float2x2[3] */ "AA______________" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb", |
| /* {half, float3x3[3] */ "AA______________" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, float4x4[3] */ "AA______________" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| |
| /* {half, half2x2[3] */ "AA______________" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb" |
| "BBBBBBBBbbbbbbbbBBBBBBBBbbbbbbbb", |
| /* {half, half3x3[3] */ "AA______________" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb" |
| "BBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbbBBBBBBBBBBBBbbbb", |
| /* {half, half4x4[3] */ "AA______________" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB" |
| "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", |
| }; |
| for (size_t i = 0; i < std::size(kExpectedLayout); i++) { |
| const SkSLType arrayType = kTypes[i]; |
| const Uniform expectations[] = {{"a", SkSLType::kHalf}, {"b", arrayType, kArraySize}}; |
| |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kHalfs); |
| mgr.write(expectations[1], kBuffer); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| |
| const size_t expectedSize = strlen(kExpectedLayout[i]); |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == expectedSize, |
| "array test %d for type %s failed - expected size: %zu, actual size: %zu", |
| (int)i, SkSLTypeString(arrayType), expectedSize, uniformData.size()); |
| |
| mgr.reset(); |
| } |
| } |
| |
| // This test validates that the uniform data for matrix types get written out according to the |
| // layout expectations. |
| DEF_GRAPHITE_TEST(UniformManagerStd140MatrixLayoutContents, r, CtsEnforcement::kNextRelease) { |
| UniformManager mgr(Layout::kStd140); |
| |
| // float2x2, half2x2 |
| for (SkSLType type : {SkSLType::kFloat2x2, SkSLType::kHalf2x2}) { |
| const Uniform expectations[] = {{"m", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == 32, |
| "%s layout size expected 32, got %zu", |
| SkSLTypeString(type), uniformData.size()); |
| |
| // The expected offsets of the 4 matrix elements. |
| const int kOffsets[4] = {0, 1, 4, 5}; |
| const float* elements = reinterpret_cast<const float*>(uniformData.data()); |
| for (size_t i = 0u; i < std::size(kOffsets); ++i) { |
| float expected = kFloats[i]; |
| float el = elements[kOffsets[i]]; |
| REPORTER_ASSERT(r, el == expected, |
| "Incorrect %s element %zu - expected %f, got %f", |
| SkSLTypeString(type), i, expected, el); |
| } |
| mgr.reset(); |
| } |
| |
| // float3x3, half3x3 |
| for (SkSLType type : {SkSLType::kFloat3x3, SkSLType::kHalf3x3}) { |
| const Uniform expectations[] = {{"m", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == 48, |
| "%s layout size expected 48, got %zu", |
| SkSLTypeString(type), uniformData.size()); |
| |
| // The expected offsets of the 9 matrix elements. |
| const int kOffsets[9] = {0, 1, 2, 4, 5, 6, 8, 9, 10}; |
| const float* elements = reinterpret_cast<const float*>(uniformData.data()); |
| for (size_t i = 0u; i < std::size(kOffsets); ++i) { |
| float expected = kFloats[i]; |
| float el = elements[kOffsets[i]]; |
| REPORTER_ASSERT(r, el == expected, |
| "Incorrect %s element %zu - expected %f, got %f", |
| SkSLTypeString(type), i, expected, el); |
| } |
| mgr.reset(); |
| } |
| } |
| |
| // This test validates that the uniform data for matrix types get written out according to the |
| // layout expectations. |
| DEF_GRAPHITE_TEST(UniformManagerStd430MatrixLayoutContents, r, CtsEnforcement::kNextRelease) { |
| UniformManager mgr(Layout::kStd430); |
| |
| // float2x2, half2x2 |
| for (SkSLType type : {SkSLType::kFloat2x2, SkSLType::kHalf2x2}) { |
| const Uniform expectations[] = {{"m", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == 16, |
| "%s layout size expected 16, got %zu", |
| SkSLTypeString(type), uniformData.size()); |
| |
| // The expected offsets of the 4 matrix elements. This uses a tighter packing than std140 |
| // layout. |
| const int kOffsets[4] = {0, 1, 2, 3}; |
| const float* elements = reinterpret_cast<const float*>(uniformData.data()); |
| for (size_t i = 0u; i < std::size(kOffsets); ++i) { |
| float expected = kFloats[i]; |
| float el = elements[kOffsets[i]]; |
| REPORTER_ASSERT(r, el == expected, |
| "Incorrect %s element %zu - expected %f, got %f", |
| SkSLTypeString(type), i, expected, el); |
| } |
| mgr.reset(); |
| } |
| |
| // float3x3, half3x3 |
| for (SkSLType type : {SkSLType::kFloat3x3, SkSLType::kHalf3x3}) { |
| const Uniform expectations[] = {{"m", type}}; |
| SkDEBUGCODE(mgr.setExpectedUniforms(SkSpan(expectations));) |
| mgr.write(expectations[0], kFloats); |
| SkDEBUGCODE(mgr.doneWithExpectedUniforms();) |
| const UniformDataBlock uniformData = mgr.finishUniformDataBlock(); |
| REPORTER_ASSERT(r, uniformData.size() == 48, |
| "%s layout size expected 48, got %zu", |
| SkSLTypeString(type), uniformData.size()); |
| |
| // The expected offsets of the 9 matrix elements. This is the same as std140 layout. |
| const int kOffsets[9] = {0, 1, 2, 4, 5, 6, 8, 9, 10}; |
| const float* elements = reinterpret_cast<const float*>(uniformData.data()); |
| for (size_t i = 0u; i < std::size(kOffsets); ++i) { |
| float expected = kFloats[i]; |
| float el = elements[kOffsets[i]]; |
| REPORTER_ASSERT(r, el == expected, |
| "Incorrect %s element %zu - expected %f, got %f", |
| SkSLTypeString(type), i, expected, el); |
| } |
| mgr.reset(); |
| } |
| } |
