diff options
Diffstat (limited to 'tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp')
| -rw-r--r-- | tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp | 102 |
1 files changed, 100 insertions, 2 deletions
diff --git a/tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp b/tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp index 0ee14841c..91fe3d3d4 100644 --- a/tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp +++ b/tests/auto/render/graphicshelpergl4/tst_graphicshelpergl4.cpp @@ -31,8 +31,10 @@ #include <Qt3DRender/private/uniform_p.h> #include <Qt3DRender/private/graphicshelpergl4_p.h> #include <Qt3DRender/private/attachmentpack_p.h> +#include <QOpenGLBuffer> #include <QOpenGLFunctions_4_3_Core> #include <QOpenGLShaderProgram> +#include <QOpenGLVertexArrayObject> #include <QSurfaceFormat> #if !defined(QT_OPENGL_ES_2) && defined(QT_OPENGL_4_3) @@ -60,11 +62,12 @@ const QByteArray vertCodeUniformBuffer = QByteArrayLiteral( "layout(location = 1) in vec3 vertexPosition;\n" \ "layout(location = 2) in vec2 vertexTexCoord;\n" \ "layout(location = 3) in int vertexColorIndex;\n" \ + "layout(location = 4) in double vertexTexCoordScale;\n" \ "out vec2 texCoord;\n" \ "flat out int colorIndex;\n" \ "void main()\n" \ "{\n" \ - " texCoord = vertexTexCoord;\n" \ + " texCoord = vec2(vertexTexCoordScale * vertexTexCoord);\n" \ " colorIndex = vertexColorIndex;\n" \ " gl_Position = vec4(vertexPosition, 1.0);\n" \ "}\n"); @@ -139,6 +142,7 @@ const QByteArray fragCodeUniformsFloatMatrices = QByteArrayLiteral( const QByteArray fragCodeUniformBuffer = QByteArrayLiteral( "#version 430 core\n" \ "out vec4 color;\n" \ + "in vec2 texCoord;\n" \ "flat in int colorIndex;\n" \ "layout(binding = 2, std140) uniform ColorArray\n" \ "{\n" \ @@ -146,7 +150,7 @@ const QByteArray fragCodeUniformBuffer = QByteArrayLiteral( "};\n" \ "void main()\n" \ "{\n" \ - " color = colors[colorIndex];\n" \ + " color = colors[colorIndex] + vec4(texCoord.s, texCoord.t, 0.0, 1.0);\n" \ "}\n"); const QByteArray fragCodeSamplers = QByteArrayLiteral( @@ -1000,6 +1004,35 @@ private Q_SLOTS: m_func->glDisable(GL_PRIMITIVE_RESTART); } + void enableVertexAttribute() + { + if (!m_initializationSuccessful) + QSKIP("Initialization failed, OpenGL 4.3 Core functions not supported"); + + // GIVEN + QOpenGLVertexArrayObject vao; + vao.create(); + QOpenGLVertexArrayObject::Binder binder(&vao); + + QOpenGLShaderProgram shaderProgram; + shaderProgram.addShaderFromSourceCode(QOpenGLShader::Vertex, vertCodeUniformBuffer); + shaderProgram.addShaderFromSourceCode(QOpenGLShader::Fragment, fragCodeUniformBuffer); + QVERIFY(shaderProgram.link()); + shaderProgram.bind(); + + // WHEN + GLint positionLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexPosition"); + GLint texCoordLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexTexCoord"); + GLint colorIndexLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexColorIndex"); + m_glHelper.enableVertexAttributeArray(positionLocation); + m_glHelper.enableVertexAttributeArray(texCoordLocation); + m_glHelper.enableVertexAttributeArray(colorIndexLocation); + + // THEN + const GLint error = m_func->glGetError(); + QVERIFY(error == 0); + } + void frontFace() { if (!m_initializationSuccessful) @@ -1487,6 +1520,71 @@ private Q_SLOTS: QSKIP("Initialization failed, OpenGL 4.3 Core functions not supported"); } + void vertexAttributePointer() + { + if (!m_initializationSuccessful) + QSKIP("Initialization failed, OpenGL 4.3 Core functions not supported"); + + // GIVEN + QOpenGLVertexArrayObject vao; + vao.create(); + QOpenGLVertexArrayObject::Binder binder(&vao); + + QOpenGLShaderProgram shaderProgram; + shaderProgram.addShaderFromSourceCode(QOpenGLShader::Vertex, vertCodeUniformBuffer); + shaderProgram.addShaderFromSourceCode(QOpenGLShader::Fragment, fragCodeUniformBuffer); + QVERIFY(shaderProgram.link()); + + GLint positionLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexPosition"); + GLint texCoordLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexTexCoord"); + GLint colorIndexLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexColorIndex"); + GLint texCoordScaleLocation = m_func->glGetAttribLocation(shaderProgram.programId(), "vertexTexCoordScale"); + + const int vertexCount = 99; + QOpenGLBuffer positionBuffer(QOpenGLBuffer::VertexBuffer); + positionBuffer.setUsagePattern(QOpenGLBuffer::StaticDraw); + positionBuffer.create(); + positionBuffer.bind(); + positionBuffer.allocate(vertexCount * sizeof(QVector3D)); + + QOpenGLBuffer texCoordBuffer(QOpenGLBuffer::VertexBuffer); + texCoordBuffer.setUsagePattern(QOpenGLBuffer::StaticDraw); + texCoordBuffer.create(); + texCoordBuffer.allocate(vertexCount * sizeof(QVector2D)); + + QOpenGLBuffer colorIndexBuffer(QOpenGLBuffer::VertexBuffer); + colorIndexBuffer.setUsagePattern(QOpenGLBuffer::StaticDraw); + colorIndexBuffer.create(); + colorIndexBuffer.allocate(vertexCount * sizeof(int)); + + QOpenGLBuffer scaleBuffer(QOpenGLBuffer::VertexBuffer); + scaleBuffer.setUsagePattern(QOpenGLBuffer::StaticDraw); + scaleBuffer.create(); + scaleBuffer.allocate(vertexCount * sizeof(double)); + + // WHEN + shaderProgram.bind(); + positionBuffer.bind(); + m_glHelper.enableVertexAttributeArray(positionLocation); + m_glHelper.vertexAttributePointer(GL_FLOAT_VEC3, positionLocation, 3, GL_FLOAT, GL_TRUE, 0, 0); + + texCoordBuffer.bind(); + m_glHelper.enableVertexAttributeArray(texCoordLocation); + m_glHelper.vertexAttributePointer(GL_FLOAT_VEC2, texCoordLocation, 2, GL_FLOAT, GL_TRUE, 0, 0); + + colorIndexBuffer.bind(); + m_glHelper.enableVertexAttributeArray(colorIndexLocation); + m_glHelper.vertexAttributePointer(GL_INT, colorIndexLocation, 1, GL_INT, GL_TRUE, 0, 0); + + scaleBuffer.bind(); + m_glHelper.enableVertexAttributeArray(colorIndexLocation); + m_glHelper.vertexAttributePointer(GL_DOUBLE, texCoordScaleLocation, 1, GL_DOUBLE, GL_TRUE, 0, 0); + + // THEN + const GLint error = m_func->glGetError(); + QVERIFY(error == 0); + } + void glUniform1fv() { if (!m_initializationSuccessful) |