mirror of
https://github.com/Nmzik/KytyPS5.git
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94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
#include "graphics/shader/shaderVertexMetadata.h"
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#include <array>
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#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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namespace {
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using namespace Libs::Graphics;
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void Check(bool value, const char* text) {
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if (!value) {
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std::fprintf(stderr, "ShaderVertexMetadataTests: failed: %s\n", text);
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std::abort();
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}
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}
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struct Fixture {
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std::array<uint16_t, static_cast<size_t>(AgcDirectResourceType::Last) + 1> offsets {};
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ShaderUserData user_data {};
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ShaderSemantic semantic {};
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ShaderMappedData mapped {};
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Fixture() {
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offsets.fill(AGC_ILLEGAL_DIRECT_OFFSET);
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offsets[static_cast<size_t>(AgcDirectResourceType::PtrVertexBufferTable)] = 2;
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offsets[static_cast<size_t>(AgcDirectResourceType::PtrVertexAttribDescTable)] = 4;
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user_data.direct_resource_offset = offsets.data();
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user_data.direct_resource_count = static_cast<uint16_t>(offsets.size());
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mapped.user_data = &user_data;
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mapped.input_semantics = &semantic;
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mapped.num_input_semantics = 1;
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}
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};
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void CheckRejected(const ShaderMappedData& data, const char* text) {
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ShaderVertexMetadata output;
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output.vertex_buffer_reg = 37;
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output.vertex_attrib_reg = 41;
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output.input_semantics_count = 7;
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std::string error;
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Check(!ShaderReadVertexMetadata(data, 64, &output, &error), text);
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Check(!error.empty(), "metadata rejection omitted its diagnostic");
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Check(output.vertex_buffer_reg == 37 && output.vertex_attrib_reg == 41 &&
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output.input_semantics_count == 7,
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"metadata rejection changed the prior output");
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}
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void TestValidAndInvalidMetadata() {
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Fixture fixture;
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ShaderVertexMetadata output;
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std::string error;
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Check(ShaderReadVertexMetadata(fixture.mapped, 64, &output, &error),
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"valid AGC vertex metadata was rejected");
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Check(output.vertex_buffer_reg == 2 && output.vertex_attrib_reg == 4 &&
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output.input_semantics_count == 1,
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"valid AGC vertex metadata was decoded incorrectly");
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auto missing_header = fixture.mapped;
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missing_header.user_data = nullptr;
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CheckRejected(missing_header, "missing AGC user-data header was accepted");
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Fixture missing_offsets;
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missing_offsets.user_data.direct_resource_offset = nullptr;
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CheckRejected(missing_offsets.mapped, "missing direct-resource offsets were accepted");
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Fixture excessive_resources;
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excessive_resources.user_data.direct_resource_count =
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static_cast<uint16_t>(excessive_resources.offsets.size() + 1);
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CheckRejected(excessive_resources.mapped, "excessive direct-resource count was accepted");
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Fixture excessive_semantics;
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excessive_semantics.mapped.num_input_semantics = ShaderVertexInputInfo::RES_MAX + 1;
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CheckRejected(excessive_semantics.mapped, "excessive vertex semantic count was accepted");
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Fixture excessive_register;
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excessive_register.offsets[
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static_cast<size_t>(AgcDirectResourceType::PtrVertexBufferTable)] = 63;
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CheckRejected(excessive_register.mapped, "out-of-domain vertex table SGPR was accepted");
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Fixture missing_semantics;
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missing_semantics.mapped.input_semantics = nullptr;
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CheckRejected(missing_semantics.mapped, "missing vertex semantic array was accepted");
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}
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} // namespace
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int main() {
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TestValidAndInvalidMetadata();
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std::puts("ShaderVertexMetadataTests: all cases passed");
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return 0;
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}
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