diff options
Diffstat (limited to 'src/quick/scenegraph/adaptations/d3d12/qsgd3d12material.cpp')
-rw-r--r-- | src/quick/scenegraph/adaptations/d3d12/qsgd3d12material.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/quick/scenegraph/adaptations/d3d12/qsgd3d12material.cpp b/src/quick/scenegraph/adaptations/d3d12/qsgd3d12material.cpp new file mode 100644 index 0000000000..e7cee712d3 --- /dev/null +++ b/src/quick/scenegraph/adaptations/d3d12/qsgd3d12material.cpp @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qsgd3d12material_p.h" +#include <private/qsgrenderer_p.h> + +#include "hlsl_vs_vertexcolor.h" +#include "hlsl_ps_vertexcolor.h" + +QT_BEGIN_NAMESPACE + +QSGD3D12Material::RenderState QSGD3D12Material::makeRenderState(QSGRenderer *renderer, RenderState::DirtyStates dirty) +{ + RenderState rs; + rs.m_dirty = dirty; + rs.m_data = renderer; + return rs; +} + +float QSGD3D12Material::RenderState::opacity() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->currentOpacity(); +} + +float QSGD3D12Material::RenderState::determinant() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->determinant(); +} + +QMatrix4x4 QSGD3D12Material::RenderState::combinedMatrix() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->currentCombinedMatrix(); +} + +float QSGD3D12Material::RenderState::devicePixelRatio() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->devicePixelRatio(); +} + +QMatrix4x4 QSGD3D12Material::RenderState::modelViewMatrix() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->currentModelViewMatrix(); +} + +QMatrix4x4 QSGD3D12Material::RenderState::projectionMatrix() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->currentProjectionMatrix(); +} + +QRect QSGD3D12Material::RenderState::viewportRect() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->viewportRect(); +} + +QRect QSGD3D12Material::RenderState::deviceRect() const +{ + Q_ASSERT(m_data); + return static_cast<const QSGRenderer *>(m_data)->deviceRect(); +} + +QSGMaterialShader *QSGD3D12Material::createShader() const +{ + return nullptr; +} + +QSGMaterialType QSGD3D12VertexColorMaterial::mtype; + +QSGMaterialType *QSGD3D12VertexColorMaterial::type() const +{ + return &QSGD3D12VertexColorMaterial::mtype; +} + +int QSGD3D12VertexColorMaterial::compare(const QSGMaterial *other) const +{ + Q_ASSERT(other && type() == other->type()); + // As the vertex color material has all its state in the vertex attributes + // defined by the geometry, all such materials will be equal. + return 0; +} + +static const int VERTEX_COLOR_CB_SIZE_0 = 16 * sizeof(float); // float4x4 +static const int VERTEX_COLOR_CB_SIZE_1 = sizeof(float); // float +static const int VERTEX_COLOR_CB_SIZE = VERTEX_COLOR_CB_SIZE_0 + VERTEX_COLOR_CB_SIZE_1; + +int QSGD3D12VertexColorMaterial::constantBufferSize() const +{ + return QSGD3D12Engine::alignedConstantBufferSize(VERTEX_COLOR_CB_SIZE); +} + +void QSGD3D12VertexColorMaterial::preparePipeline(QSGD3D12ShaderState *shaders) +{ + shaders->vs = g_VS_VertexColor; + shaders->vsSize = sizeof(g_VS_VertexColor); + shaders->ps = g_PS_VertexColor; + shaders->psSize = sizeof(g_PS_VertexColor); +} + +QSGD3D12Material::UpdateResults QSGD3D12VertexColorMaterial::updatePipeline(const RenderState &state, + QSGD3D12ShaderState *, + quint8 *constantBuffer) +{ + QSGD3D12Material::UpdateResults r = 0; + quint8 *p = constantBuffer; + + if (state.isMatrixDirty()) { + memcpy(p, state.combinedMatrix().constData(), VERTEX_COLOR_CB_SIZE_0); + r |= UpdatedConstantBuffer; + } + p += VERTEX_COLOR_CB_SIZE_0; + + if (state.isOpacityDirty()) { + const float opacity = state.opacity(); + memcpy(p, &opacity, VERTEX_COLOR_CB_SIZE_1); + r |= UpdatedConstantBuffer; + } + + return r; +} + +QT_END_NAMESPACE |