# 需要導入模塊: from OpenGL import GL [as 別名]# 或者: from OpenGL.GL importglDrawArrays[as 別名]defdisplay_one_track(self,track_index,color4=np.array([1,1,0,1],dtype=np.float32)):gl.glPushMatrix() gl.glDisable(gl.GL_LIGHTING) gl.glEnable(gl.GL_LINE_SMOOTH) gl.glEnable(gl.GL_...
gl2.glLoadIdentity();// Match GL units to screen coordinates.gl2.glViewport(0,0, view_width_, view_height_); gl2.glMatrixMode(gl2.GL_PROJECTION); gl2.glLoadIdentity();// Draw the background gradient.gl2.glPushAttrib(gl2.GL_ALL_ATTRIB_BITS); gl2.glBegin(gl2.GL_QUADS); gl2.glCo...
void glDrawArrays( GLenum mode, //绘图方式 GL_POINTS、GL_QUADS etc GLint first, //第一个元素的下标 GLsizei count //绘制元素的数量 ); void glDrawElements( GLenum mode, //绘图方式 GL_POINTS、GL_QUADS etc GLsizei count, //顶点数组当中元素的个数 GLenum type, //索引数组当中元素数据类型 const...
GLenum mode, //绘图方式 GL_POINTS、GL_QUADS etc GLint first, //第一个元素的下标 GLsizei count //绘制元素的数量 ); void glDrawElements( GLenum mode, //绘图方式 GL_POINTS、GL_QUADS etc GLsizei count, //顶点数组当中元素的个数 GLenum type, //索引数组当中元素数据类型 const GLvoid *indices ...
要呈現的基本類型。 下列常數會指定可接受的基本類型:GL_POINTS、GL_LINE_STRIP、GL_LINE_LOOP、GL_LINES、GL_TRIANGLE_STRIP、GL_TRIANGLE_FAN、GL_TRIANGLES、GL_QUAD_STRIP、GL_QUADS和GL_POLYGON。 first 已啟用陣列中的起始索引。 計數 要轉譯的索引數目。
GLenum mode,GLint first,GLsizei count );Parameters mode The kind of primitives to render. The following constants specify acceptable types of primitives: GL_POINTS, GL_LINE_STRIP, GL_LINE_LOOP, GL_LINES, GL_TRIANGLE_STRIP, GL_TRIANGLE_FAN, GL_TRIANGLES, GL_QUAD_STRIP, GL_QUADS,...
Specifies what kind of primitives to render. Symbolic constantsGL_POINTS,GL_LINE_STRIP,GL_LINE_LOOP,GL_LINES,GL_TRIANGLE_STRIP,GL_TRIANGLE_FAN,GL_TRIANGLES,GL_QUAD_STRIP,GL_QUADS, andGL_POLYGONare accepted. first Specifies the starting index in the enabled arrays. ...
The following constants specify acceptable types of primitives: GL_POINTS, GL_LINE_STRIP, GL_LINE_LOOP, GL_LINES, GL_TRIANGLE_STRIP, GL_TRIANGLE_FAN, GL_TRIANGLES, GL_QUAD_STRIP, GL_QUADS, and GL_POLYGON. first The starting index in the enabled arrays. count The number of indexes to ...
The following constants specify acceptable types of primitives: GL_POINTS, GL_LINE_STRIP, GL_LINE_LOOP, GL_LINES, GL_TRIANGLE_STRIP, GL_TRIANGLE_FAN, GL_TRIANGLES, GL_QUAD_STRIP, GL_QUADS, and GL_POLYGON. first The starting index in the enabled arrays. count The number of indexes to...
glDrawPointArrays(gl,first,count); return; } validate(gl,true); if(GL2GL3.GL_QUADS==mode&&!gl.isGL2()){ for(intj=first;j<count-3;j+=4){ gl.glDrawArrays(GL.GL_TRIANGLE_FAN,j,4); } }else{ gl.glDrawArrays(mode,first,count); ...