SDI Technologies iH30 Spezifikationen PDF herunterladen (Seite 19)

Data Transfer

Quadro SDI Output PG-03776-001_v06 | 14

Code Listing 8: Configuring a Frame Buffer Object

GLuint fboId;

GLuit textureObject;

GLuint renderbufferIds[2];

glGenRenderbuffersEXT(numRenderbuffers, renderbufferIds);

glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, renderbufferIds[0]);

glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA8,

width, height);

if (depth) {

glBindRenderbufferEXT(GL_RENDERBUFFER_EXT,

renderbufferIds[1]);

glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT,

GL_DEPTH_COMPONENT,

width, height);

}

glGenFramebuffersEXT(1, &fboId);

glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fboId);

if (!textureObject) {

glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT,

GL_COLOR_ATTACHMENT0_EXT,

GL_RENDERBUFFER_EXT,

renderbufferIds[0]);

} else {

glBindTexture(GL_TEXTURE_RECTANGLE_NV, textureObject);

glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,

GL_COLOR_ATTACHMENT0_EXT,

GL_TEXTURE_RECTANGLE_NV,

textureObject, 0 );

}

if (depth) {

glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT,

GL_DEPTH_ATTACHMENT_EXT,

GL_RENDERBUFFER_EXT,

renderbufferIds[1]);

}

glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);

glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);

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SDI Technologies iH30 Spezifikationen Seite 19