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39
40#ifndef QSGMATERIALRHISHADER_P_H
41#define QSGMATERIALRHISHADER_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <private/qtquickglobal_p.h>
55#include "qsgmaterialrhishader.h"
56#include "qsgmaterial.h"
57#include <QtGui/private/qrhi_p.h>
58#include <QtGui/private/qshader_p.h>
59
60QT_BEGIN_NAMESPACE
61
62class QRhiSampler;
63
64class Q_QUICK_PRIVATE_EXPORT QSGMaterialRhiShaderPrivate
65{
66public:
67 Q_DECLARE_PUBLIC(QSGMaterialRhiShader)
68
69 QSGMaterialRhiShaderPrivate(QSGMaterialRhiShader *q) : q_ptr(q) { }
70 static QSGMaterialRhiShaderPrivate *get(QSGMaterialRhiShader *s) { return s->d_func(); }
71 static const QSGMaterialRhiShaderPrivate *get(const QSGMaterialRhiShader *s) { return s->d_func(); }
72
73 void clearCachedRendererData();
74 void prepare(QShader::Variant vertexShaderVariant);
75
76 QShader shader(QShader::Stage stage) const { return shaders[stage].shader; }
77
78 static QShader loadShader(const QString &filename);
79
80 QSGMaterialRhiShader *q_ptr;
81 QHash<QShader::Stage, QString> shaderFileNames;
82 QSGMaterialRhiShader::Flags flags;
83
84 struct ShaderStageData {
85 ShaderStageData() { } // so shader.isValid() == false
86 ShaderStageData(const QShader &shader) : shader(shader) { }
87 QShader shader;
88 QShader::Variant shaderVariant = QShader::StandardShader;
89 QVector<int> vertexInputLocations; // excluding rewriter-inserted ones
90 int qt_order_attrib_location = -1; // rewriter-inserted
91 };
92 QHash<QShader::Stage, ShaderStageData> shaders;
93
94 static const int MAX_SHADER_RESOURCE_BINDINGS = 32;
95
96 int ubufBinding = -1;
97 int ubufSize = 0;
98 QRhiShaderResourceBinding::StageFlags ubufStages;
99 QRhiShaderResourceBinding::StageFlags combinedImageSamplerBindings[MAX_SHADER_RESOURCE_BINDINGS];
100
101 ShaderStageData *vertexShader = nullptr;
102 ShaderStageData *fragmentShader = nullptr;
103
104 QByteArray masterUniformData;
105
106 QSGTexture *textureBindingTable[MAX_SHADER_RESOURCE_BINDINGS];
107 QRhiSampler *samplerBindingTable[MAX_SHADER_RESOURCE_BINDINGS];
108};
109
110Q_DECLARE_TYPEINFO(QSGMaterialRhiShaderPrivate::ShaderStageData, Q_MOVABLE_TYPE);
111
112QT_END_NAMESPACE
113
114#endif // QSGMATERIALRHISHADER_P_H
115

source code of qtdeclarative/src/quick/scenegraph/coreapi/qsgmaterialrhishader_p.h