diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt index 9d53b9f2..dbb20116 100644 --- a/tests/CMakeLists.txt +++ b/tests/CMakeLists.txt @@ -5,6 +5,7 @@ include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../include ${OPENGL_INCLUDE_DIR} add_executable(defaults defaults.c) add_executable(events events.c) +add_executable(fsaa fsaa.c getopt.c) add_executable(fsfocus fsfocus.c) add_executable(gamma gamma.c getopt.c) add_executable(iconify iconify.c getopt.c) @@ -17,7 +18,6 @@ add_executable(version version.c getopt.c) if(APPLE) # Set fancy names for bundles add_executable(Accuracy MACOSX_BUNDLE accuracy.c) - add_executable(FSAA MACOSX_BUNDLE fsaa.c) add_executable(Sharing MACOSX_BUNDLE sharing.c) add_executable(Tearing MACOSX_BUNDLE tearing.c) add_executable(Windows MACOSX_BUNDLE windows.c) @@ -26,7 +26,6 @@ else() add_executable(accuracy WIN32 accuracy.c) add_executable(sharing WIN32 sharing.c) add_executable(tearing WIN32 tearing.c) - add_executable(fsaa WIN32 fsaa.c) add_executable(windows WIN32 windows.c) endif(APPLE) diff --git a/tests/fsaa.c b/tests/fsaa.c index e5a187a0..afc2729a 100644 --- a/tests/fsaa.c +++ b/tests/fsaa.c @@ -30,33 +30,58 @@ //======================================================================== #include +#include #include #include -#ifndef GL_ARB_multisample -#define GL_MULTISAMPLE_ARB 0x809D -#endif +#include "getopt.h" static void window_size_callback(GLFWwindow window, int width, int height) { glViewport(0, 0, width, height); } -int main(void) +static void usage(void) { - int samples; + printf("Usage: fsaa [-h] [-s SAMPLES]\n"); +} + +int main(int argc, char** argv) +{ + int ch, samples = 4; GLFWwindow window; + while ((ch = getopt(argc, argv, "hs:")) != -1) + { + switch (ch) + { + case 'h': + usage(); + exit(EXIT_SUCCESS); + case 's': + samples = atoi(optarg); + break; + default: + usage(); + exit(EXIT_FAILURE); + } + } + if (!glfwInit()) { fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError())); exit(EXIT_FAILURE); } - glfwOpenWindowHint(GLFW_FSAA_SAMPLES, 4); + if (samples) + printf("Requesting FSAA with %i samples\n", samples); + else + printf("Requesting that FSAA not be available\n"); - window = glfwOpenWindow(400, 400, GLFW_WINDOWED, "Aliasing Detector", NULL); + glfwOpenWindowHint(GLFW_FSAA_SAMPLES, samples); + + window = glfwOpenWindow(800, 400, GLFW_WINDOWED, "Aliasing Detector", NULL); if (!window) { glfwTerminate(); @@ -70,12 +95,13 @@ int main(void) samples = glfwGetWindowParam(window, GLFW_FSAA_SAMPLES); if (samples) - printf("Context reports FSAA is supported with %i samples\n", samples); + printf("Context reports FSAA is available with %i samples\n", samples); else - printf("Context reports FSAA is unsupported\n"); + printf("Context reports FSAA is unavailable\n"); glMatrixMode(GL_PROJECTION); - gluOrtho2D(0.f, 1.f, 0.f, 1.f); + gluOrtho2D(0.f, 1.f, 0.f, 0.5f); + glMatrixMode(GL_MODELVIEW); while (glfwIsWindow(window)) { @@ -83,21 +109,21 @@ int main(void) glClear(GL_COLOR_BUFFER_BIT); - glLoadIdentity(); - glTranslatef(0.5f, 0.f, 0.f); - glRotatef(time, 0.f, 0.f, 1.f); - - glEnable(GL_MULTISAMPLE_ARB); glColor3f(1.f, 1.f, 1.f); - glRectf(-0.25f, -0.25f, 0.25f, 0.25f); glLoadIdentity(); - glTranslatef(-0.5f, 0.f, 0.f); + glTranslatef(0.25f, 0.25f, 0.f); glRotatef(time, 0.f, 0.f, 1.f); glDisable(GL_MULTISAMPLE_ARB); - glColor3f(1.f, 1.f, 1.f); - glRectf(-0.25f, -0.25f, 0.25f, 0.25f); + glRectf(-0.15f, -0.15f, 0.15f, 0.15f); + + glLoadIdentity(); + glTranslatef(0.75f, 0.25f, 0.f); + glRotatef(time, 0.f, 0.f, 1.f); + + glEnable(GL_MULTISAMPLE_ARB); + glRectf(-0.15f, -0.15f, 0.15f, 0.15f); glfwSwapBuffers(); glfwPollEvents();