//------------------------------------------------------------------------------
//## シェーダ側とホスト側で頂点レイアウトの過不足がある場合のテスト。必要な部分さえあれば描画は可能。
TEST_F(Test_Shader_Shader, NotProvidedVertexAttribute)
{
auto shader1 = Shader::create(LN_ASSETFILE("Shader/NotProvidedVertexAttribute-1.fx"));
auto vertexDecl1 = newObject<VertexLayout>();
vertexDecl1->addElement(0, VertexElementType::Float3, VertexElementUsage::Position, 0);
Vector3 v[] = {
{ 0, 0.5, 0 },
{ 0.5, -0.25, 0 },
{ -0.5, -0.25, 0 },
};
auto vb1 = newObject<VertexBuffer>(sizeof(v), v, GraphicsResourceUsage::Static);
auto ctx = Engine::graphicsContext();
TestEnv::resetGraphicsContext(ctx);
ctx->setVertexLayout(vertexDecl1);
ctx->setVertexBuffer(0, vb1);
ctx->setShaderPass(shader1->techniques()[0]->passes()[0]);
ctx->setPrimitiveTopology(PrimitiveTopology::TriangleList);
ctx->clear(ClearFlags::All, Color::White, 1.0f, 0);
ctx->drawPrimitive(0, 1);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-NotProvidedVertexAttribute-1.png"));
}
//------------------------------------------------------------------------------
//## UniformBuffer
TEST_F(Test_Shader_Shader, UniformBuffer)
{
auto shader1 = Shader::create(LN_ASSETFILE("Shader/UniformBufferTest-1.fx"));
auto vertexDecl1 = newObject<VertexLayout>();
vertexDecl1->addElement(0, VertexElementType::Float3, VertexElementUsage::Position, 0);
Vector3 v[] = {
{ 0, 0.5, 0 },
{ 0.5, -0.25, 0 },
{ -0.5, -0.25, 0 },
};
auto vb1 = newObject<VertexBuffer>(sizeof(v), v, GraphicsResourceUsage::Static);
// VertexShader からのみ参照されるパラメータ
shader1->findParameter("_Color1")->setVector(Vector4(1, 0, 0, 1));
// PixelShader からのみ参照されるパラメータ
shader1->findParameter("_Color2")->setVector(Vector4(0, 0, 1, 1));
auto ctx = Engine::graphicsContext();
TestEnv::resetGraphicsContext(ctx);
ctx->setVertexLayout(vertexDecl1);
ctx->setVertexBuffer(0, vb1);
ctx->setShaderPass(shader1->techniques()[0]->passes()[0]);
ctx->setPrimitiveTopology(PrimitiveTopology::TriangleList);
ctx->clear(ClearFlags::All, Color::White, 1.0f, 0);
ctx->drawPrimitive(0, 1);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-UniformBuffer-1.png"));
}
//------------------------------------------------------------------------------
//## MultiTechMultiTexture
TEST_F(Test_Shader_Shader, MultiTechMultiTexture)
{
auto shader1 = Shader::create(LN_ASSETFILE("Shader/MultiTechMultiTexture-1.fx"));
auto vertexDecl1 = newObject<VertexLayout>();
vertexDecl1->addElement(0, VertexElementType::Float3, VertexElementUsage::Position, 0);
Vector3 v[] = {
{ 0, 0.5, 0 },
{ 0.5, -0.25, 0 },
{ -0.5, -0.25, 0 },
};
auto vb1 = newObject<VertexBuffer>(sizeof(v), v, GraphicsResourceUsage::Static);
auto t1 = Texture2D::create(2, 2, TextureFormat::RGBA8);
t1->clear(Color::Red);
shader1->findParameter("_Texture1")->setTexture(t1);
auto t2 = Texture2D::create(2, 2, TextureFormat::RGBA8);
t2->clear(Color::Green);
shader1->findParameter("_Texture2")->setTexture(t2);
auto ctx = Engine::graphicsContext();
TestEnv::resetGraphicsContext(ctx);
ctx->setVertexLayout(vertexDecl1);
ctx->setVertexBuffer(0, vb1);
ctx->setPrimitiveTopology(PrimitiveTopology::TriangleList);
ctx->clear(ClearFlags::All, Color::White, 1.0f, 0);
// _Texture1 のみ (赤)
ctx->setShaderPass(shader1->techniques()[0]->passes()[0]);
ctx->drawPrimitive(0, 1);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-MultiTechMultiTexture-1.png"));
// _Texture2 のみ (緑)
ctx->setShaderPass(shader1->techniques()[1]->passes()[0]);
ctx->drawPrimitive(0, 1);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-MultiTechMultiTexture-2.png"));
// _Texture1 + _Texture2 (黄)
ctx->setShaderPass(shader1->techniques()[2]->passes()[0]);
ctx->drawPrimitive(0, 1);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-MultiTechMultiTexture-3.png"));
}
//------------------------------------------------------------------------------
//## Basic
TEST_F(Test_Shader_Shader, IndependentSamplerState)
{
auto shader1 = Shader::create(LN_ASSETFILE("Shader/IndependentSamplerState.fx"));
auto vertexDecl1 = newObject<VertexLayout>();
vertexDecl1->addElement(0, VertexElementType::Float3, VertexElementUsage::Position, 0);
vertexDecl1->addElement(0, VertexElementType::Float2, VertexElementUsage::TexCoord, 0);
struct Vertex
{
Vector3 pos;
Vector2 uv;
};
Vertex v[] = {
{ { -1, 1, 0 }, { 0, 0 }, }, // 0.5 で中央の face からサンプリングする
{ { 0, 1, 0 }, { 1, 0 }, },
{ { -1, 0, 0 }, { 0, 1 }, },
{ { 0, 0, 0 }, { 1, 1 }, },
};
auto vb1 = newObject<VertexBuffer>(sizeof(v), v, GraphicsResourceUsage::Static);
auto tex1 = newObject<Texture2D>(2, 2, TextureFormat::RGBA8);
auto bmp1 = tex1->map(MapMode::Write);
bmp1->setPixel32(0, 0, ColorI(255, 0, 0, 255));
bmp1->setPixel32(1, 0, ColorI(255, 0, 255, 255));
bmp1->setPixel32(0, 1, ColorI(0, 255, 0, 255));
bmp1->setPixel32(1, 1, ColorI(0, 0, 255, 255));
// TODO: まだ SamplerState 直接指定をサポートしていないので Texture に対してセットする方法でテストケースだけ用意しておく。
// 後でサポートするとき、shader1->findParameter("mySamplerState")->setSamplerState(samplerState); とかに書き換える。
auto samplerState = newObject<SamplerState>();
samplerState->setFilterMode(TextureFilterMode::Linear);
tex1->setSamplerState(samplerState);
shader1->findParameter("_Texture")->setTexture(tex1);
auto ctx = Engine::graphicsContext();
TestEnv::resetGraphicsContext(ctx);
ctx->setVertexLayout(vertexDecl1);
ctx->setVertexBuffer(0, vb1);
ctx->setIndexBuffer(nullptr);
ctx->setShaderPass(shader1->techniques()[0]->passes()[0]);
// * [ ] default
{
ctx->clear(ClearFlags::All, Color::White, 1.0f, 0);
ctx->setPrimitiveTopology(PrimitiveTopology::TriangleStrip);
ctx->drawPrimitive(0, 2);
ASSERT_SCREEN(LN_ASSETFILE("Shader/Result/Test_Shader_Shader-IndependentSamplerState-1.png"));
}
}
shared_ptr <GLTF::JSONObject> serializeEffect(GLTFEffect* effect, void *context)
{
shared_ptr <GLTF::JSONObject> effectObject(new GLTF::JSONObject());
shared_ptr <GLTF::JSONObject> techniques(new GLTF::JSONObject());
std::string techniqueID = effect->getTechniqueID();
effectObject->setString("technique", techniqueID);
effectObject->setString("name", effect->getName());
shared_ptr <GLTF::JSONObject> technique = effect->getTechnique();
techniques->setValue(techniqueID, technique);
effectObject->setValue("techniques", techniques);
return effectObject;
}
