# Trim trace to the final glxDestroyContext, eliminating almost everything apitrace trim --auto --calls=88 glxsimple.trace # Verify that we actually trimmed what we wanted to (most of the trace) apitrace diff --diff=python glxsimple.trace glxsimple-trim.trace expect r""" glXChooseVisual(37134976, 0, (GLX_RGBA, GLX_RED_SIZE, GLX_RED_SIZE, GLX_GREEN_SIZE, GLX_RED_SIZE, GLX_BLUE_SIZE, GLX_RED_SIZE, GLX_ALPHA_SIZE, GLX_RED_SIZE, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, GLX_RED_SIZE, GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR, 0)) = ([37179128, 34, 0, 24, 5, 16711680, 65280, 255, 256, 8]) glXCreateContext(37134976, ([37179128, 34, 0, 24, 5, 16711680, 65280, 255, 256, 8]), 0, True) = 37241648 glXMakeCurrent(37134976, 41943041, 37241648) = True glViewport(0, 0, 64, 64) glMatrixMode(GL_PROJECTION) glLoadIdentity() glOrtho(0.0, 64.0, 64.0, 0.0, 0.0, 1.0) glMatrixMode(GL_MODELVIEW) glClearColor(0.0, 0.0, 1.0, 1.0) - glClear((GL_COLOR_BUFFER_BIT)) - glXSwapBuffers(37134976, 41943041) - glCreateShader(GL_VERTEX_SHADER) = 7 - glShaderSource(7, 1, ('void main()\n{\n gl_Position = ftransform();\n}\n'), 0) - glCompileShader(7) - glCreateShader(GL_FRAGMENT_SHADER) = 8 - glShaderSource(8, 1, ('#version 120\nuniform vec4 color;\nvoid main()\n{\n gl_FragColor = color;\n}\n'), 0) - glCompileShader(8) - glCreateProgram() = 9 - glAttachShader(9, 7) - glAttachShader(9, 8) - glLinkProgram(9) - glUseProgram(9) - glGetUniformLocation(9, color) = 0 - glUniform4f(0, 0.0, 1.0, 0.0, 1.0) - glBegin(GL_QUADS) - glVertex2f(0.0, 0.0) - glVertex2f(64.0, 0.0) - glVertex2f(64.0, 64.0) - glVertex2f(0.0, 64.0) - glEnd() glUseProgram(0) - glXSwapBuffers(37134976, 41943041) - glGenTextures(1, (1)) glBindTexture(GL_TEXTURE_2D, 1) - glTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, blob(3)) glEnable(GL_TEXTURE_2D) - glBegin(GL_QUADS) - glTexCoord2f(0.0, 0.0) - glVertex2f(0.0, 0.0) - glTexCoord2f(1.0, 0.0) - glVertex2f(64.0, 0.0) - glTexCoord2f(1.0, 1.0) - glVertex2f(64.0, 64.0) - glTexCoord2f(0.0, 1.0) - glVertex2f(0.0, 64.0) - glEnd() glDisable(GL_TEXTURE_2D) - glXSwapBuffers(37134976, 41943041) glClearColor(1.0, 0.0, 0.0, 1.0) - glClear((GL_COLOR_BUFFER_BIT)) - glXSwapBuffers(37134976, 41943041) - glCreateShader(GL_VERTEX_SHADER) = 10 - glShaderSource(10, 1, ('void main()\n{\n gl_Position = ftransform();\n}\n'), 0) - glCompileShader(10) - glCreateShader(GL_FRAGMENT_SHADER) = 11 - glShaderSource(11, 1, ('#version 120\nuniform vec4 color;\nvoid main()\n{\n gl_FragColor = color;\n}\n'), 0) - glCompileShader(11) - glCreateProgram() = 12 - glAttachShader(12, 10) - glAttachShader(12, 11) - glLinkProgram(12) - glUseProgram(12) - glGetUniformLocation(12, color) = 0 - glUniform4f(0, 1.0, 0.0, 1.0, 1.0) - glBegin(GL_QUADS) - glVertex2f(0.0, 0.0) - glVertex2f(64.0, 0.0) - glVertex2f(64.0, 64.0) - glVertex2f(0.0, 64.0) - glEnd() glUseProgram(0) - glXSwapBuffers(37134976, 41943041) - glGenTextures(1, (2)) glBindTexture(GL_TEXTURE_2D, 2) - glTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, blob(3)) glEnable(GL_TEXTURE_2D) - glBegin(GL_QUADS) - glTexCoord2f(0.0, 0.0) - glVertex2f(0.0, 0.0) - glTexCoord2f(1.0, 0.0) - glVertex2f(64.0, 0.0) - glTexCoord2f(1.0, 1.0) - glVertex2f(64.0, 64.0) - glTexCoord2f(0.0, 1.0) - glVertex2f(0.0, 64.0) - glEnd() glDisable(GL_TEXTURE_2D) - glXSwapBuffers(37134976, 41943041) glXDestroyContext(37134976, 37241648) """