SDI Technologies iH30 Especificações descarregar pdf (Página 25)

Data Transfer

Quadro SDI Output PG-03776-001_v06 | 20

pbuffer_list[4] = None;

pbuffer = glXCreatePbuffer(dpy, config, pbuffer_list);

// Create rendering context for GLX_RGBA_TYPE pbuffer.

context = glXCreateNewContext(dpy, config,

GLX_RGBA_TYPE, 0, True);

Code Listing 17: Creating a 16-bit Floating Point Pbuffer on Linux

GLXFBConfig *configs, config;

int nelements;

int config_list[] = { GLX_DRAWABLE_BIT, GLX_PBUFFER_BIT,

GLX_DOUBLEBUFFER, GL_TRUE,

GLX_RENDER_TYPE, GLX_RGBA_FLOAT_BIT_ARB,

GLX_RED_SIZE, 16,

GLX_GREEN_SIZE, 16,

GLX_BLUE_SIZE, 16,

None };

int pbuffer_list[8];

configs = glXChooseFBConfig(dpy, 0, config_list, &nelements);

// Find a config with the right number of color bits.

for (i = 0; i < nelements; i++) {

int attr;

if (glXGetFBConfigAttrib(dpy, configs[i],

GLX_RED_SIZE, &attr)) {

// Handle error

}

if (attr != 16)

continue;

if (glXGetFBConfigAttrib(dpy, configs[i],

GLX_GREEN_SIZE, &attr)) {

// Handle error

}

if (attr != 16)

continue;

if (glXGetFBConfigAttrib(dpy, configs[i],

GLX_BLUE_SIZE, &attr)) {

// Handle error

}

if (attr != 16)

continue;

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SDI Technologies iH30 Especificações Página 25