diff options
Diffstat (limited to 'chart2')
| -rwxr-xr-x | chart2/source/view/main/OpenGLRender.cxx | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/chart2/source/view/main/OpenGLRender.cxx b/chart2/source/view/main/OpenGLRender.cxx index 9a21b63e0cc2..a495bd95c913 100755 --- a/chart2/source/view/main/OpenGLRender.cxx +++ b/chart2/source/view/main/OpenGLRender.cxx @@ -571,15 +571,21 @@ int OpenGLRender::RenderLine2FBO(int) Line2DPointList &pointList = m_Line2DShapePointList.front(); //fill vertex buffer glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer); + CHECK_GL_ERROR(); glBufferData(GL_ARRAY_BUFFER, pointList.bufLen, pointList.pointBuf, GL_STATIC_DRAW); + CHECK_GL_ERROR(); // Use our shader glUseProgram(m_Line2DProID); + CHECK_GL_ERROR(); glUniform4fv(m_Line2DColorID, 1, &m_Line2DColor[0]); + CHECK_GL_ERROR(); // 1rst attribute buffer : vertices glEnableVertexAttribArray(m_Line2DVertexID); + CHECK_GL_ERROR(); glBindBuffer(GL_ARRAY_BUFFER, m_VertexBuffer); + CHECK_GL_ERROR(); glVertexAttribPointer( m_Line2DVertexID, // attribute. No particular reason for 0, but must match the layout in the shader. 2, // size @@ -589,8 +595,12 @@ int OpenGLRender::RenderLine2FBO(int) (void*)0 // array buffer offset ); glDrawArrays(GL_LINE_STRIP, 0, pointList.bufLen / sizeof(float) / 2); // 12*3 indices starting at 0 -> 12 triangles + CHECK_GL_ERROR(); glDisableVertexAttribArray(m_Line2DWholeVertexID); + CHECK_GL_ERROR(); glUseProgram(0); + CHECK_GL_ERROR(); + free(pointList.pointBuf); m_Line2DShapePointList.pop_front(); free(pointList.pointBuf); } |