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C++ setGLBufferData函数代码示例

本文整理汇总了C++中setGLBufferData函数的典型用法代码示例。如果您正苦于以下问题：C++ setGLBufferData函数的具体用法？C++ setGLBufferData怎么用？C++ setGLBufferData使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了setGLBufferData函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: CC_NODE_DRAW_SETUP

void CCMotionStreak::draw()
{
    if(m_uNuPoints <= 1)
        return;

    CC_NODE_DRAW_SETUP(this);

    ccGLEnableVertexAttribs(kCCVertexAttribFlag_PosColorTex );
    ccGLBlendFunc( m_tBlendFunc.src, m_tBlendFunc.dst );

    ccGLBindTexture2D( m_pTexture->getName() );
    if(m_pTexture->isETC()) {
        getShaderProgram()->useSeparatedAlphaChannel(m_pTexture->getAlphaChannel()->getName());
    }
    
#ifdef EMSCRIPTEN
    // Size calculations from ::initWithFade
    setGLBufferData(m_pVertices, (sizeof(ccVertex2F) * m_uMaxPoints * 2), 0);
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(m_pTexCoords, (sizeof(ccTex2F) * m_uMaxPoints * 2), 1);
    glVertexAttribPointer(kCCVertexAttrib_TexCoords, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(m_pColorPointer, (sizeof(GLubyte) * m_uMaxPoints * 2 * 4), 2);
    glVertexAttribPointer(kCCVertexAttrib_Color, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0);
#else
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, m_pVertices);
    glVertexAttribPointer(kCCVertexAttrib_TexCoords, 2, GL_FLOAT, GL_FALSE, 0, m_pTexCoords);
    glVertexAttribPointer(kCCVertexAttrib_Color, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, m_pColorPointer);
#endif // EMSCRIPTEN

    glDrawArrays(GL_TRIANGLE_STRIP, 0, (GLsizei)m_uNuPoints*2);

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:boruis，项目名称:cocos2dx-classical，代码行数:35，代码来源:CCMotionStreak.cpp

示例2: getShaderProgram

void MotionStreak::onDraw(const kmMat4 &transform, bool transformUpdated)
{
    getShaderProgram()->use();
    getShaderProgram()->setUniformsForBuiltins(transform);

    GL::enableVertexAttribs(GL::VERTEX_ATTRIB_FLAG_POS_COLOR_TEX );
    GL::blendFunc( _blendFunc.src, _blendFunc.dst );

    GL::bindTexture2D( _texture->getName() );

#ifdef EMSCRIPTEN
    // Size calculations from ::initWithFade
    setGLBufferData(_vertices, (sizeof(Vertex2F) * _maxPoints * 2), 0);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(_texCoords, (sizeof(Tex2F) * _maxPoints * 2), 1);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_TEX_COORDS, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(_colorPointer, (sizeof(GLubyte) * _maxPoints * 2 * 4), 2);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0);
#else
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, _vertices);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_TEX_COORDS, 2, GL_FLOAT, GL_FALSE, 0, _texCoords);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, _colorPointer);
#endif // EMSCRIPTEN

    glDrawArrays(GL_TRIANGLE_STRIP, 0, (GLsizei)_nuPoints*2);
    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1, _nuPoints*2);
}
开发者ID:253627764，项目名称:WagonWar，代码行数:29，代码来源:CCMotionStreak.cpp

示例3: getShaderProgram

void LayerColor::onDraw(const kmMat4& transform, bool transformUpdated)
{
    getShaderProgram()->use();
    getShaderProgram()->setUniformsForBuiltins(transform);

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION | GL::VERTEX_ATTRIB_FLAG_COLOR );
    //
    // Attributes
    //
#ifdef EMSCRIPTEN
    setGLBufferData(_noMVPVertices, 4 * sizeof(Vertex3F), 0);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 3, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(_squareColors, 4 * sizeof(Color4F), 1);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 3, GL_FLOAT, GL_FALSE, 0, _noMVPVertices);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, _squareColors);
#endif // EMSCRIPTEN

    GL::blendFunc( _blendFunc.src, _blendFunc.dst );

    glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);

    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,4);
}
开发者ID:253627764，项目名称:WagonWar，代码行数:26，代码来源:CCLayer.cpp

示例4: CC_NODE_DRAW_SETUP

void LightLayer::draw()
{
	CC_NODE_DRAW_SETUP();

	GL::enableVertexAttribs(GL::VERTEX_ATTRIB_FLAG_POSITION | GL::VERTEX_ATTRIB_FLAG_COLOR);
	glUniform3f(_spotLocation, _spotPoint.x, _spotPoint.y, 0);
	glUniform4f(_innerColor, 0, 0, 0, 0);
	glUniform1f(_spotInnerRadius, 50);
	glUniform1f(_spotOuterRadius, 220);

	//
	// Attributes
	//
#ifdef EMSCRIPTEN
	setGLBufferData(_squareVertices, 4 * sizeof(Vertex2F), 0);
	glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);

	setGLBufferData(_squareColors, 4 * sizeof(Color4F), 1);
	glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, 0);
#else
	glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, _squareVertices);
	glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_FLOAT, GL_FALSE, 0, _squareColors);
#endif // EMSCRIPTEN

	GL::blendFunc(_blendFunc.src, _blendFunc.dst);

	glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);

	CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:ado137，项目名称:shader_cocos2dx，代码行数:30，代码来源:HelloWorldScene.cpp

示例5: CC_NODE_DRAW_SETUP

void CCMenuItemColor::draw(Renderer *renderer, const kmMat4& transform, bool transformUpdated) {
    CC_NODE_DRAW_SETUP();
    
    ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position | kCCVertexAttribFlag_Color );
    
    //
    // Attributes
    //
#ifdef EMSCRIPTEN
    setGLBufferData(m_pSquareVertices, 4 * sizeof(ccVertex2F), 0);
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
    
    setGLBufferData(m_pSquareColors, 4 * sizeof(ccColor4F), 1);
    glVertexAttribPointer(kCCVertexAttrib_Color, 4, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, m_pSquareVertices);
    glVertexAttribPointer(kCCVertexAttrib_Color, 4, GL_FLOAT, GL_FALSE, 0, m_pSquareColors);
#endif // EMSCRIPTEN
    
    ccGLBlendFunc(m_tBlendFunc.src, m_tBlendFunc.dst);
    
    glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
    
    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:ourgames，项目名称:dc208，代码行数:25，代码来源:CCMenuItemColor.cpp

示例6: CC_NODE_DRAW_SETUP

void MotionStreak::draw()
{
    if(_nuPoints <= 1)
        return;

    CC_NODE_DRAW_SETUP();

    GL::enableVertexAttribs(GL::VERTEX_ATTRIB_FLAG_POS_COLOR_TEX );
    GL::blendFunc( _blendFunc.src, _blendFunc.dst );

    GL::bindTexture2D( _texture->getName() );

#ifdef EMSCRIPTEN
    // Size calculations from ::initWithFade
    setGLBufferData(_vertices, (sizeof(Vertex2F) * _maxPoints * 2), 0);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(_texCoords, (sizeof(Tex2F) * _maxPoints * 2), 1);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_TEX_COORDS, 2, GL_FLOAT, GL_FALSE, 0, 0);

    setGLBufferData(_colorPointer, (sizeof(GLubyte) * _maxPoints * 2 * 4), 2);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0);
#else
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, _vertices);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_TEX_COORDS, 2, GL_FLOAT, GL_FALSE, 0, _texCoords);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, _colorPointer);
#endif // EMSCRIPTEN

    glDrawArrays(GL_TRIANGLE_STRIP, 0, (GLsizei)_nuPoints*2);

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:Gamex，项目名称:GameX，代码行数:32，代码来源:CCMotionStreak.cpp

示例7: ccDrawPoly

void ccDrawPoly( const CCPoint *poli, unsigned int numberOfPoints, bool closePolygon )
{
    lazy_init();

    s_pShader->use();
    s_pShader->setUniformsForBuiltins();
    s_pShader->setUniformLocationWith4fv(s_nColorLocation, (GLfloat*) &s_tColor.r, 1);

    ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position );

    glLineWidth(1);
    // iPhone and 32-bit machines optimization
    if( sizeof(CCPoint) == sizeof(ccVertex2F) )
    {
#ifdef EMSCRIPTEN
        setGLBufferData((void*) poli, numberOfPoints * sizeof(CCPoint));
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, poli);
#endif // EMSCRIPTEN

        if( closePolygon )
            glDrawArrays(GL_LINE_LOOP, 0, (GLsizei) numberOfPoints);
        else
            glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) numberOfPoints);
    }
    else
    {
        // Mac on 64-bit
        // XXX: Mac OpenGL error. arrays can't go out of scope before draw is executed
        ccVertex2F* newPoli = new ccVertex2F[numberOfPoints];
        for( unsigned int i=0; i<numberOfPoints;i++) {
            newPoli[i].x = poli[i].x;
            newPoli[i].y = poli[i].y;
        }
#ifdef EMSCRIPTEN
        setGLBufferData(newPoli, numberOfPoints * sizeof(ccVertex2F));
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, newPoli);
#endif // EMSCRIPTEN

        if( closePolygon )
            glDrawArrays(GL_LINE_LOOP, 0, (GLsizei) numberOfPoints);
        else
            glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) numberOfPoints);

        CC_SAFE_DELETE_ARRAY(newPoli);
    }

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:joyoyao，项目名称:AndroidVideo，代码行数:52，代码来源:CCDrawingPrimitives.cpp

示例8: drawPoly

void drawPoly(const Vec2 *poli, unsigned int numberOfPoints, bool closePolygon)
{
    lazy_init();

    s_shader->use();
    s_shader->setUniformsForBuiltins();
    s_shader->setUniformLocationWith4fv(s_colorLocation, (GLfloat*) &s_color.r, 1);

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION );

    // iPhone and 32-bit machines optimization
    if( sizeof(Vec2) == sizeof(Vec2) )
    {
#ifdef EMSCRIPTEN
        setGLBufferData((void*) poli, numberOfPoints * sizeof(Vec2));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, poli);
#endif // EMSCRIPTEN

        if( closePolygon )
            glDrawArrays(GL_LINE_LOOP, 0, (GLsizei) numberOfPoints);
        else
            glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) numberOfPoints);
    }
    else
    {
        // Mac on 64-bit
        // FIXME: Mac OpenGL error. arrays can't go out of scope before draw is executed
        Vec2* newPoli = new (std::nothrow) Vec2[numberOfPoints];
        for( unsigned int i=0; i<numberOfPoints;i++) {
            newPoli[i].x = poli[i].x;
            newPoli[i].y = poli[i].y;
        }
#ifdef EMSCRIPTEN
        setGLBufferData(newPoli, numberOfPoints * sizeof(Vec2));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, newPoli);
#endif // EMSCRIPTEN

        if( closePolygon )
            glDrawArrays(GL_LINE_LOOP, 0, (GLsizei) numberOfPoints);
        else
            glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) numberOfPoints);

        CC_SAFE_DELETE_ARRAY(newPoli);
    }

    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1, numberOfPoints);
}
开发者ID:fdmjyoshi3，项目名称:cocos2d-x，代码行数:51，代码来源:CCDrawingPrimitives.cpp

示例9: drawPoint

void drawPoint(const Vec2& point)
{
    lazy_init();

    Vec2 p;
    p.x = point.x;
    p.y = point.y;

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION );
    s_shader->use();
    s_shader->setUniformsForBuiltins();

    s_shader->setUniformLocationWith4fv(s_colorLocation, (GLfloat*) &s_color.r, 1);
    s_shader->setUniformLocationWith1f(s_pointSizeLocation, s_pointSize);

#ifdef EMSCRIPTEN
    setGLBufferData(&p, 8);
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, &p);
#endif // EMSCRIPTEN

    glDrawArrays(GL_POINTS, 0, 1);

    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,1);
}
开发者ID:fdmjyoshi3，项目名称:cocos2d-x，代码行数:26，代码来源:CCDrawingPrimitives.cpp

示例10: ccDrawPoint

void ccDrawPoint( const CCPoint& point )
{
    lazy_init();

    ccVertex2F p;
    p.x = point.x;
    p.y = point.y;

    ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position );
    s_pShader->use();
    s_pShader->setUniformsForBuiltins();

    s_pShader->setUniformLocationWith4fv(s_nColorLocation, (GLfloat*) &s_tColor.r, 1);
    s_pShader->setUniformLocationWith1f(s_nPointSizeLocation, s_fPointSize);

#ifdef EMSCRIPTEN
    setGLBufferData(&p, 8);
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, &p);
#endif // EMSCRIPTEN

    glDrawArrays(GL_POINTS, 0, 1);

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:1085075003，项目名称:quick-cocos2d-x，代码行数:26，代码来源:CCDrawingPrimitives.cpp

示例11: ccDrawCubicBezier

void ccDrawCubicBezier(const CCPoint& origin, const CCPoint& control1, const CCPoint& control2, const CCPoint& destination, unsigned int segments)
{
    lazy_init();

    ccVertex2F* vertices = new ccVertex2F[segments + 1];

    float t = 0;
    for(unsigned int i = 0; i < segments; i++)
    {
        vertices[i].x = powf(1 - t, 3) * origin.x + 3.0f * powf(1 - t, 2) * t * control1.x + 3.0f * (1 - t) * t * t * control2.x + t * t * t * destination.x;
        vertices[i].y = powf(1 - t, 3) * origin.y + 3.0f * powf(1 - t, 2) * t * control1.y + 3.0f * (1 - t) * t * t * control2.y + t * t * t * destination.y;
        t += 1.0f / segments;
    }
    vertices[segments].x = destination.x;
    vertices[segments].y = destination.y;

    s_pShader->use();
    s_pShader->setUniformsForBuiltins();
    s_pShader->setUniformLocationWith4fv(s_nColorLocation, (GLfloat*) &s_tColor.r, 1);

    ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position );

#ifdef EMSCRIPTEN
    setGLBufferData(vertices, (segments + 1) * sizeof(ccVertex2F));
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, vertices);
#endif // EMSCRIPTEN
    glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) segments + 1);
    CC_SAFE_DELETE_ARRAY(vertices);

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:1085075003，项目名称:quick-cocos2d-x，代码行数:33，代码来源:CCDrawingPrimitives.cpp

示例12: drawCubicBezier

void drawCubicBezier(const Vec2& origin, const Vec2& control1, const Vec2& control2, const Vec2& destination, unsigned int segments)
{
    lazy_init();

    Vec2* vertices = new (std::nothrow) Vec2[segments + 1];

    float t = 0;
    for (unsigned int i = 0; i < segments; i++)
    {
        vertices[i].x = powf(1 - t, 3) * origin.x + 3.0f * powf(1 - t, 2) * t * control1.x + 3.0f * (1 - t) * t * t * control2.x + t * t * t * destination.x;
        vertices[i].y = powf(1 - t, 3) * origin.y + 3.0f * powf(1 - t, 2) * t * control1.y + 3.0f * (1 - t) * t * t * control2.y + t * t * t * destination.y;
        t += 1.0f / segments;
    }
    vertices[segments].x = destination.x;
    vertices[segments].y = destination.y;

    s_shader->use();
    s_shader->setUniformsForBuiltins();
    s_shader->setUniformLocationWith4fv(s_colorLocation, (GLfloat*) &s_color.r, 1);

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION );

#ifdef EMSCRIPTEN
    setGLBufferData(vertices, (segments + 1) * sizeof(Vec2));
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
    glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, vertices);
#endif // EMSCRIPTEN
    glDrawArrays(GL_LINE_STRIP, 0, (GLsizei) segments + 1);
    CC_SAFE_DELETE_ARRAY(vertices);

    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,segments+1);
}
开发者ID:fdmjyoshi3，项目名称:cocos2d-x，代码行数:33，代码来源:CCDrawingPrimitives.cpp

示例13: drawPoints

void drawPoints( const Vec2 *points, unsigned int numberOfPoints )
{
    lazy_init();

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION );
    s_shader->use();
    s_shader->setUniformsForBuiltins();
    s_shader->setUniformLocationWith4fv(s_colorLocation, (GLfloat*) &s_color.r, 1);
    s_shader->setUniformLocationWith1f(s_pointSizeLocation, s_pointSize);

    // FIXME: Mac OpenGL error. arrays can't go out of scope before draw is executed
    Vec2* newPoints = new (std::nothrow) Vec2[numberOfPoints];

    // iPhone and 32-bit machines optimization
    if( sizeof(Vec2) == sizeof(Vec2) )
    {
#ifdef EMSCRIPTEN
        setGLBufferData((void*) points, numberOfPoints * sizeof(Vec2));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, points);
#endif // EMSCRIPTEN
    }
    else
    {
        // Mac on 64-bit
        for( unsigned int i=0; i<numberOfPoints;i++) {
            newPoints[i].x = points[i].x;
            newPoints[i].y = points[i].y;
        }
#ifdef EMSCRIPTEN
        // Suspect Emscripten won't be emitting 64-bit code for a while yet,
        // but want to make sure this continues to work even if they do.
        setGLBufferData(newPoints, numberOfPoints * sizeof(Vec2));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, newPoints);
#endif // EMSCRIPTEN
    }

    glDrawArrays(GL_POINTS, 0, (GLsizei) numberOfPoints);

    CC_SAFE_DELETE_ARRAY(newPoints);

    CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1, numberOfPoints);
}
开发者ID:fdmjyoshi3，项目名称:cocos2d-x，代码行数:46，代码来源:CCDrawingPrimitives.cpp

示例14: ccDrawPoints

void ccDrawPoints( const CCPoint *points, unsigned int numberOfPoints )
{
    lazy_init();

    ccGLEnableVertexAttribs( kCCVertexAttribFlag_Position );
    s_pShader->use();
    s_pShader->setUniformsForBuiltins();
    s_pShader->setUniformLocationWith4fv(s_nColorLocation, (GLfloat*) &s_tColor.r, 1);
    s_pShader->setUniformLocationWith1f(s_nPointSizeLocation, s_fPointSize);

    // XXX: Mac OpenGL error. arrays can't go out of scope before draw is executed
    ccVertex2F* newPoints = new ccVertex2F[numberOfPoints];

    // iPhone and 32-bit machines optimization
    if( sizeof(CCPoint) == sizeof(ccVertex2F) )
    {
#ifdef EMSCRIPTEN
        setGLBufferData((void*) points, numberOfPoints * sizeof(CCPoint));
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, points);
#endif // EMSCRIPTEN
    }
    else
    {
        // Mac on 64-bit
        for( unsigned int i=0; i<numberOfPoints;i++) {
            newPoints[i].x = points[i].x;
            newPoints[i].y = points[i].y;
        }
#ifdef EMSCRIPTEN
        // Suspect Emscripten won't be emitting 64-bit code for a while yet,
        // but want to make sure this continues to work even if they do.
        setGLBufferData(newPoints, numberOfPoints * sizeof(ccVertex2F));
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(kCCVertexAttrib_Position, 2, GL_FLOAT, GL_FALSE, 0, newPoints);
#endif // EMSCRIPTEN
    }

    glDrawArrays(GL_POINTS, 0, (GLsizei) numberOfPoints);

    CC_SAFE_DELETE_ARRAY(newPoints);

    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:1085075003，项目名称:quick-cocos2d-x，代码行数:46，代码来源:CCDrawingPrimitives.cpp

示例15: drawSolidPoly

void drawSolidPoly( const Point *poli, unsigned int numberOfPoints, Color4F color )
{
    lazy_init();

    s_shader->use();
    s_shader->setUniformsForBuiltins();
    s_shader->setUniformLocationWith4fv(s_colorLocation, (GLfloat*) &color.r, 1);

    GL::enableVertexAttribs( GL::VERTEX_ATTRIB_FLAG_POSITION );

    // XXX: Mac OpenGL error. arrays can't go out of scope before draw is executed
    Vertex2F* newPoli = new Vertex2F[numberOfPoints];

    // iPhone and 32-bit machines optimization
    if( sizeof(Point) == sizeof(Vertex2F) )
    {
#ifdef EMSCRIPTEN
        setGLBufferData((void*) poli, numberOfPoints * sizeof(Point));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, poli);
#endif // EMSCRIPTEN
    }
    else
    {
        // Mac on 64-bit
        for( unsigned int i=0; i<numberOfPoints;i++)
        {
            newPoli[i] = Vertex2F( poli[i].x, poli[i].y );
        }
#ifdef EMSCRIPTEN
        setGLBufferData(newPoli, numberOfPoints * sizeof(Vertex2F));
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, 0);
#else
        glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_POSITION, 2, GL_FLOAT, GL_FALSE, 0, newPoli);
#endif // EMSCRIPTEN
    }    

    glDrawArrays(GL_TRIANGLE_FAN, 0, (GLsizei) numberOfPoints);

    CC_SAFE_DELETE_ARRAY(newPoli);
    CC_INCREMENT_GL_DRAWS(1);
}
开发者ID:Gamex，项目名称:GameX，代码行数:43，代码来源:CCDrawingPrimitives.cpp


注：本文中的setGLBufferData函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。