// For each Direct3D sampler of either the pixel or vertex stage,
// looks up the corresponding OpenGL texture image unit and texture type,
// and sets the texture and its addressing/filtering state (or NULL when inactive).
// Sampler mapping needs to be up-to-date on the program object before this is called.
gl::Error RendererD3D::applyTextures(GLImplFactory *implFactory,
const gl::ContextState &data,
gl::SamplerType shaderType,
const FramebufferTextureArray &framebufferTextures,
size_t framebufferTextureCount)
{
ProgramD3D *programD3D = GetImplAs<ProgramD3D>(data.state->getProgram());
ASSERT(!programD3D->isSamplerMappingDirty());
unsigned int samplerRange = programD3D->getUsedSamplerRange(shaderType);
for (unsigned int samplerIndex = 0; samplerIndex < samplerRange; samplerIndex++)
{
GLenum textureType = programD3D->getSamplerTextureType(shaderType, samplerIndex);
GLint textureUnit = programD3D->getSamplerMapping(shaderType, samplerIndex, *data.caps);
if (textureUnit != -1)
{
gl::Texture *texture = data.state->getSamplerTexture(textureUnit, textureType);
ASSERT(texture);
gl::Sampler *samplerObject = data.state->getSampler(textureUnit);
const gl::SamplerState &samplerState =
samplerObject ? samplerObject->getSamplerState() : texture->getSamplerState();
// TODO: std::binary_search may become unavailable using older versions of GCC
if (texture->getTextureState().isSamplerComplete(samplerState, data) &&
!std::binary_search(framebufferTextures.begin(),
framebufferTextures.begin() + framebufferTextureCount, texture))
{
ANGLE_TRY(setSamplerState(shaderType, samplerIndex, texture, samplerState));
ANGLE_TRY(setTexture(shaderType, samplerIndex, texture));
}
else
{
// Texture is not sampler complete or it is in use by the framebuffer. Bind the incomplete texture.
gl::Texture *incompleteTexture = getIncompleteTexture(implFactory, textureType);
ANGLE_TRY(setSamplerState(shaderType, samplerIndex, incompleteTexture,
incompleteTexture->getSamplerState()));
ANGLE_TRY(setTexture(shaderType, samplerIndex, incompleteTexture));
}
}
else
{
// No texture bound to this slot even though it is used by the shader, bind a NULL texture
ANGLE_TRY(setTexture(shaderType, samplerIndex, nullptr));
}
}
// Set all the remaining textures to NULL
size_t samplerCount = (shaderType == gl::SAMPLER_PIXEL) ? data.caps->maxTextureImageUnits
: data.caps->maxVertexTextureImageUnits;
clearTextures(shaderType, samplerRange, samplerCount);
return gl::NoError();
}
// attach attaches the api texture to sampling stage i
//
void APITexture::attach(unsigned flags) {
if (!tex) setup(0, 0, 0);
if (tex) {
d3dd->SetTexture(0, tex);
setSamplerState(0, flags);
}
}
//------------------------------------------------------------------------------
//## 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"));
}
}
// For each Direct3D sampler of either the pixel or vertex stage,
// looks up the corresponding OpenGL texture image unit and texture type,
// and sets the texture and its addressing/filtering state (or NULL when inactive).
gl::Error RendererD3D::applyTextures(const gl::Data &data, gl::SamplerType shaderType,
const FramebufferTextureArray &framebufferTextures, size_t framebufferTextureCount)
{
gl::Program *program = data.state->getProgram();
unsigned int samplerRange = program->getUsedSamplerRange(shaderType);
for (unsigned int samplerIndex = 0; samplerIndex < samplerRange; samplerIndex++)
{
GLenum textureType = program->getSamplerTextureType(shaderType, samplerIndex);
GLint textureUnit = program->getSamplerMapping(shaderType, samplerIndex, *data.caps);
if (textureUnit != -1)
{
gl::Texture *texture = data.state->getSamplerTexture(textureUnit, textureType);
ASSERT(texture);
gl::SamplerState sampler = texture->getSamplerState();
gl::Sampler *samplerObject = data.state->getSampler(textureUnit);
if (samplerObject)
{
samplerObject->getState(&sampler);
}
// TODO: std::binary_search may become unavailable using older versions of GCC
if (texture->isSamplerComplete(sampler, data) &&
!std::binary_search(framebufferTextures.begin(), framebufferTextures.begin() + framebufferTextureCount, texture))
{
gl::Error error = setSamplerState(shaderType, samplerIndex, texture, sampler);
if (error.isError())
{
return error;
}
error = setTexture(shaderType, samplerIndex, texture);
if (error.isError())
{
return error;
}
}
else
{
// Texture is not sampler complete or it is in use by the framebuffer. Bind the incomplete texture.
gl::Texture *incompleteTexture = getIncompleteTexture(textureType);
gl::Error error = setTexture(shaderType, samplerIndex, incompleteTexture);
if (error.isError())
{
return error;
}
}
}
else
{
// No texture bound to this slot even though it is used by the shader, bind a NULL texture
gl::Error error = setTexture(shaderType, samplerIndex, NULL);
if (error.isError())
{
return error;
}
}
}
// Set all the remaining textures to NULL
size_t samplerCount = (shaderType == gl::SAMPLER_PIXEL) ? data.caps->maxTextureImageUnits
: data.caps->maxVertexTextureImageUnits;
clearTextures(shaderType, samplerRange, samplerCount);
return gl::Error(GL_NO_ERROR);
}
void ShadowsDemo::onDraw() {
App::onDraw();
const auto device = graphicsDevice();
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
device->setRasterizerState(_rasterState);
device->restoreDefaultBlendState();
if( _spotlightShader->isValid() && _directionalShader->isValid() ) {
const cc::Mat4f& cameraViewProj = _camera.getProj() * _camera.getView();
bool firstLight = true;
Light::Type boundLightType = Light::Type::Invalid;
for( auto& light : _lights ) {
// compute light matrices
//const cc::Mat4f& lightView = light.view();
//const cc::Mat4f& lightProj = light.proj();//cc::math::perspectiveRH(45.0f, 1.0f, 0.1f, light.range());//light.proj();
//const cc::Mat4f lightViewProj = lightProj * lightView;
if( light.type() == Light::Type::Directional ) {
//light.computeViewProjFromFrustum(BoundingFrustum(cameraViewProj));
light.computeViewProjFromFrustum(BoundingFrustum(_camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane(), _camera.getPosition(), _camera.getFpsFront(), _camera.getUp()));
//light.computeViewProjOrtho(_camera.getView(), _camera.getFov(), _camera.getAspect(), _camera.getNearPlane(), _camera.getFarPlane());
}
const cc::Mat4f lightViewProj = light.proj() * light.view();
if( light.castShadows() ) {
device->setDepthStencilState(device->getDefaultDepthStencilDefault());
// set and clear render target
ciri::IRenderTarget2D* depthTarget = _shadowTarget.get();
device->setRenderTargets(&depthTarget, 1);
device->setClearColor(0.0f, 0.0f, 0.0f, 0.0f);
device->clear(ciri::ClearFlags::Color | ciri::ClearFlags::Depth);
// apply depth shader
device->applyShader(_depthShader);
// set viewport to depth size
device->setViewport(ciri::Viewport(0, 0, _shadowTarget->getDepth()->getWidth(), _shadowTarget->getDepth()->getHeight()));
// render all models
for( auto& mdl : _models ) {
_depthConstants.xform = lightViewProj * mdl->getXform().getWorld();
_depthConstantsBuffer->setData(sizeof(DepthConstants), &_depthConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
// reser viewport to screen
device->setViewport(ciri::Viewport(0, 0, window()->getWidth(), window()->getHeight()));
// restore default render targets
device->restoreDefaultRenderTargets();
}
switch( light.type() ) {
case Light::Type::Directional: {
if( boundLightType != Light::Type::Directional || light.castShadows() ) {
boundLightType = Light::Type::Directional;
device->applyShader(_directionalShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_directionalConstants.LightDirection = light.direction();
_directionalConstants.LightColor = light.diffuseColor();
_directionalConstants.LightIntensity = light.diffuseIntensity();
_directionalConstants.campos = _camera.getPosition();
_directionalConstants.CastShadows = light.castShadows();
_directionalConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
if( !mdl->isValid() ) {
continue;
}
_directionalConstants.world = mdl->getXform().getWorld();
_directionalConstants.xform = cameraViewProj * _directionalConstants.world;
_directionalConstantsBuffer->setData(sizeof(DirectionalConstants), &_directionalConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
case Light::Type::Spot: {
if( boundLightType != Light::Type::Spot || light.castShadows() ) {
boundLightType = Light::Type::Spot;
device->applyShader(_spotlightShader);
device->setTexture2D(0, _shadowTarget->getDepth(), ciri::ShaderStage::Pixel);
device->setSamplerState(0, _shadowSampler, ciri::ShaderStage::Pixel);
}
_spotlightConstants.LightPosition = light.position();
_spotlightConstants.LightDirection = light.direction();
_spotlightConstants.LightColor = light.diffuseColor();
_spotlightConstants.LightCosInner = light.cosConeInnerAngle(true);
_spotlightConstants.LightCosOuter = light.cosConeOuterAngle(true);
_spotlightConstants.LightIntensity = light.diffuseIntensity();
_spotlightConstants.LightRange = light.range();
_spotlightConstants.CastShadows = light.castShadows();
_spotlightConstants.lightViewProj = lightViewProj;
for( auto& mdl : _models ) {
_spotlightConstants.world = mdl->getXform().getWorld();
_spotlightConstants.xform = cameraViewProj * _spotlightConstants.world;
_spotlightConstantsBuffer->setData(sizeof(SpotlightConstants), &_spotlightConstants);
device->setVertexBuffer(mdl->getVertexBuffer());
if( mdl->getIndexBuffer() != nullptr ) {
device->setIndexBuffer(mdl->getIndexBuffer());
device->drawIndexed(ciri::PrimitiveTopology::TriangleList, mdl->getIndexBuffer()->getIndexCount());
} else {
device->drawArrays(ciri::PrimitiveTopology::TriangleList, mdl->getVertexBuffer()->getVertexCount(), 0);
}
}
break;
}
}
if( firstLight ) {
firstLight = false;
device->setBlendState(_additiveBlendState);
}
}
}
device->present();
}
