GL_API GLboolean GL_APIENTRY glIsFramebufferOES (GLuint framebuffer)
{
if (framebuffer == 0 || !fglFramebufferObjects.isValid(framebuffer))
return GL_FALSE;
return GL_TRUE;
}
GL_API void GL_APIENTRY glFramebufferRenderbufferOES(GLenum target,
GLenum attachment, GLenum renderbuffertarget,
GLuint renderbuffer)
{
if(target != GL_FRAMEBUFFER_OES) {
setError(GL_INVALID_OPERATION);
return;
}
FGLRenderbuffer *rb = NULL;
if (renderbuffer != 0) {
if (renderbuffertarget != GL_RENDERBUFFER_OES) {
setError(GL_INVALID_OPERATION);
return;
}
if(!fglRenderbufferObjects.isValid(renderbuffer)) {
setError(GL_INVALID_OPERATION);
return;
}
rb = fglRenderbufferObjects[renderbuffer];
if(rb == NULL) {
rb = new FGLRenderbuffer(renderbuffer);
if (rb == NULL) {
setError(GL_OUT_OF_MEMORY);
return;
}
fglRenderbufferObjects[renderbuffer] = rb;
}
}
FGLContext *ctx = getContext();
if (!ctx->framebuffer.binding.isBound()) {
setError(GL_INVALID_OPERATION);
return;
}
FGLFramebuffer *fb = ctx->framebuffer.binding.get();
FGLAttachmentIndex index;
switch (attachment)
{
case GL_COLOR_ATTACHMENT0_OES:
index = FGL_ATTACHMENT_COLOR;
break;
case GL_DEPTH_ATTACHMENT_OES:
index = FGL_ATTACHMENT_DEPTH;
break;
case GL_STENCIL_ATTACHMENT_OES:
index = FGL_ATTACHMENT_STENCIL;
break;
default:
setError(GL_INVALID_ENUM);
return;
}
fb->attach(index, rb);
}
GL_API GLboolean GL_APIENTRY glIsRenderbufferOES (GLuint renderbuffer)
{
if (renderbuffer == 0 || !fglRenderbufferObjects.isValid(renderbuffer))
return GL_FALSE;
return GL_TRUE;
}
GL_API void GL_APIENTRY glBindRenderbufferOES (GLenum target, GLuint renderbuffer)
{
//FUNCTION_TRACER;
if(target != GL_RENDERBUFFER_OES) {
setError(GL_INVALID_ENUM);
return;
}
if(renderbuffer == 0) {
FGLContext *ctx = getContext();
ctx->renderbuffer.unbind();
return;
}
if(!fglRenderbufferObjects.isValid(renderbuffer)) {
setError(GL_INVALID_VALUE);
return;
}
FGLContext *ctx = getContext();
FGLRenderBufferObject *obj = fglRenderbufferObjects[renderbuffer];
if(obj == NULL) {
obj = new FGLRenderBufferObject(renderbuffer);
if (obj == NULL) {
setError(GL_OUT_OF_MEMORY);
return;
}
fglRenderbufferObjects[renderbuffer] = obj;
}
obj->bind(&ctx->renderbuffer);
}
GL_API void GL_APIENTRY glDeleteFramebuffersOES (GLsizei n, const GLuint* framebuffers)
{
unsigned name;
if(n <= 0)
return;
while(n--) {
name = *framebuffers;
framebuffers++;
if(!fglFramebufferObjects.isValid(name)) {
ALOGD("Tried to free invalid framebuffer %d", name);
continue;
}
delete (fglFramebufferObjects[name]);
fglFramebufferObjects.put(name);
}
}
GL_API void GL_APIENTRY glDeleteRenderbuffersOES (GLsizei n, const GLuint* renderbuffers)
{
unsigned name;
if(n <= 0)
return;
do {
name = *renderbuffers;
renderbuffers++;
if(!fglRenderbufferObjects.isValid(name)) {
ALOGD("Tried to free invalid renderbuffer %d", name);
continue;
}
delete (fglRenderbufferObjects[name]);
fglRenderbufferObjects.put(name);
} while (--n);
}
GL_API void GL_APIENTRY glBindFramebufferOES (GLenum target, GLuint framebuffer)
{
FGLFramebufferObjectBinding *binding;
FGLContext *ctx = getContext();
switch (target) {
case GL_FRAMEBUFFER_OES:
binding = &ctx->framebuffer.binding;
break;
default:
setError(GL_INVALID_ENUM);
return;
}
if(framebuffer == 0) {
binding->bind(0);
return;
}
if(!fglFramebufferObjects.isValid(framebuffer)
&& fglFramebufferObjects.get(framebuffer, ctx) < 0) {
setError(GL_INVALID_VALUE);
return;
}
FGLFramebuffer *fb = fglFramebufferObjects[framebuffer];
if(fb == NULL) {
fb = new FGLFramebuffer(framebuffer);
if (fb == NULL) {
setError(GL_OUT_OF_MEMORY);
return;
}
fglFramebufferObjects[framebuffer] = fb;
}
binding->bind(&fb->object);
}
GL_API void GL_APIENTRY glBindRenderbufferOES (GLenum target, GLuint renderbuffer)
{
FGLRenderbufferBinding *binding;
FGLContext *ctx = getContext();
switch (target) {
case GL_RENDERBUFFER_OES:
binding = &ctx->renderbuffer;
break;
default:
setError(GL_INVALID_ENUM);
return;
}
if(renderbuffer == 0) {
binding->bind(0);
return;
}
if(!fglRenderbufferObjects.isValid(renderbuffer)
&& fglRenderbufferObjects.get(renderbuffer, ctx) < 0) {
setError(GL_INVALID_VALUE);
return;
}
FGLRenderbuffer *rb = fglRenderbufferObjects[renderbuffer];
if(rb == NULL) {
rb = new FGLRenderbuffer(renderbuffer);
if (rb == NULL) {
setError(GL_OUT_OF_MEMORY);
return;
}
fglRenderbufferObjects[renderbuffer] = rb;
}
binding->bind(&rb->object);
}
GL_API void GL_APIENTRY glGenFramebuffersOES (GLsizei n, GLuint* framebuffers)
{
if(n <= 0)
return;
int name;
GLsizei i = n;
GLuint *cur = framebuffers;
FGLContext *ctx = getContext();
do {
name = fglFramebufferObjects.get(ctx);
if(name < 0) {
glDeleteFramebuffersOES (n - i, framebuffers);
setError(GL_OUT_OF_MEMORY);
return;
}
fglFramebufferObjects[name] = NULL;
*cur = name;
cur++;
} while (--i);
}
GL_API void GL_APIENTRY glFramebufferTexture2DOES (GLenum target,
GLenum attachment, GLenum textarget,
GLuint texture, GLint level)
{
if(target != GL_FRAMEBUFFER_OES) {
setError(GL_INVALID_OPERATION);
return;
}
FGLTexture *tex = NULL;
if (texture != 0) {
if (textarget != GL_TEXTURE_2D) {
setError(GL_INVALID_OPERATION);
return;
}
if (level != 0) {
setError(GL_INVALID_VALUE);
return;
}
if(!fglTextureObjects.isValid(texture)) {
setError(GL_INVALID_OPERATION);
return;
}
tex = fglTextureObjects[texture];
if(tex == NULL) {
tex = new FGLTexture(texture);
if (tex == NULL) {
setError(GL_OUT_OF_MEMORY);
return;
}
fglTextureObjects[texture] = tex;
tex->target = textarget;
}
}
FGLContext *ctx = getContext();
if (!ctx->framebuffer.binding.isBound()) {
setError(GL_INVALID_OPERATION);
return;
}
FGLFramebuffer *fb = ctx->framebuffer.binding.get();
FGLAttachmentIndex index;
switch (attachment)
{
case GL_COLOR_ATTACHMENT0_OES:
index = FGL_ATTACHMENT_COLOR;
break;
case GL_DEPTH_ATTACHMENT_OES:
index = FGL_ATTACHMENT_DEPTH;
break;
case GL_STENCIL_ATTACHMENT_OES:
index = FGL_ATTACHMENT_STENCIL;
break;
default:
setError(GL_INVALID_ENUM);
return;
}
fb->attach(index, tex);
}
