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option to enable multisampling

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multisampling can be enabled by specifying the number of
samples desired on the command line.

Change-Id: I5f93c93ae7ada54bcd646c1065e07890d0cb9808
This commit is contained in:
Mathias Agopian 2010-09-09 11:53:17 -07:00
parent e7bca18f79
commit 8296221138
1 changed files with 66 additions and 56 deletions
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22
opengl/tests/angeles/app-linux.cpp
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@ -88,7 +88,7 @@ const char *egl_strerror(unsigned err)
case EGL_BAD_NATIVE_WINDOW: return "BAD NATIVE WINDOW";
case EGL_BAD_PARAMETER: return "BAD PARAMETER";
case EGL_BAD_SURFACE: return "BAD_SURFACE";
// case EGL_CONTEXT_LOST: return "CONTEXT LOST";
// case EGL_CONTEXT_LOST: return "CONTEXT LOST";
default: return "UNKNOWN";
}
}
@ -118,10 +118,12 @@ static void checkEGLErrors()
fprintf(stderr, "EGL Error: 0x%04x\n", (int)error);
}
static int initGraphics()
static int initGraphics(unsigned samples)
{
EGLint configAttribs[] = {
EGL_DEPTH_SIZE, 16,
EGL_SAMPLE_BUFFERS, samples ? 1 : 0,
EGL_SAMPLES, samples,
EGL_NONE
};
@ -164,6 +166,11 @@ static int initGraphics()
sEglSurface = surface;
sEglContext = context;
if (samples == 0) {
// GL_MULTISAMPLE is enabled by default
glDisable(GL_MULTISAMPLE);
}
return EGL_TRUE;
}
@ -179,11 +186,14 @@ static void deinitGraphics()
int main(int argc, char *argv[])
{
// not referenced:
argc = argc;
argv = argv;
unsigned samples = 0;
printf("usage: %s [samples]\n", argv[0]);
if (argc == 2) {
samples = atoi( argv[1] );
printf("Multisample enabled: GL_SAMPLES = %u\n", samples);
}
if (!initGraphics())
if (!initGraphics(samples))
{
fprintf(stderr, "Graphics initialization failed.\n");
return EXIT_FAILURE;