在OpenGL中,`glMatrixMode(GL_MODELVIEW)`是设置当前矩阵模式为模型视图矩阵模式的命令。在模型视图矩阵模式下,所有的变换操作(如平移、旋转、缩放)都会应用到模型上,即物体的坐标系。 具体来说,当调用`glMatrixMode(GL_MODELVIEW)`时,接下来的矩阵操作(如`glLoadIdentity()`、`glTranslatef()`、`glRotatef()`等...
Use 'Javax.Microedition.Khronos.Opengles.IGL11.GlModelviewMatrix'. This class will be removed in a future release. [Android.Runtime.Register("GL_MODELVIEW_MATRIX")] [System.Obsolete("Use 'Javax.Microedition.Khronos.Opengles.IGL11.GlModelviewMatrix'. This class will be removed in a future...
displayFloatBuffer(modelview);GL11.glGetFloat(GL11.GL_PROJECTION_MATRIX, projection); System.out.println("projection:"); displayFloatBuffer(projection);GL11.glGetInteger(GL11.GL_VIEWPORT, viewport); System.out.println("viewport:"); displayIntBuffer(viewport);boolean result = GLU.gluProject(x, y...
这个函数的作用是取出GL_MODELVIEW_MATRIX,然后存储在mat这个矩阵中,用于逆变换等。
顺便说下,OpenGL里面的操作,很多是基于对矩阵的操作的,比如位移,旋转,缩放,所以,这里其实说的规范一点就是glMatrixMode是用来指定哪一个矩阵是当前矩阵,而它的参数代表要操作的目标,GL_PROJECTION是对投影矩阵操作,GL_MODELVIEW是对模型视景矩阵操作,GL_TEXTURE是对纹理矩阵进行随后的操作...
GlDot3Rgb GlDot3Rgba GlDynamicDraw GlElementArrayBuffer GlElementArrayBufferBinding GlFrontFace GlGenerateMipmap GlGenerateMipmapHint GlInterpolate GlLineWidth GlLogicOpMode GlMatrixMode GlMaxClipPlanes GlModelviewMatrix GlModelviewMatrixFloatAsIntBitsOes GlModelviewStackDepth GlNormalArrayBufferBinding GlNormalArrayPo...
压栈,或者用显示列表保存
[Android.Runtime.Register("GL_MODELVIEW_MATRIX_FLOAT_AS_INT_BITS_OES")]publicconstintGlModelviewMatrixFloatAsIntBitsOes =35213; Field Value Value = 35213 Int32 Implements GlAddGlAliasedLineWidthRangeGlAliasedPointSizeRangeGlAlphaGlAlphaBitsGlAlphaTestGlAlwaysGlAmbientGlAmbientAndDiffuseGlAndGlAndI...
(1)阅读实验原理,运行示范实验代码,掌握OpenGL程序平移、旋转、缩放变换的方法;
Learn more about the Javax.Microedition.Khronos.Opengles.IGL11Ext.GlLoadPaletteFromModelViewMatrixOES in the Javax.Microedition.Khronos.Opengles namespace.