static int
GLES_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
{
GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
GLES_TextureData *texturedata = NULL;
GLenum status;
if (!data->GL_OES_framebuffer_object_supported) {
return SDL_SetError("Can't enable render target support in this renderer");
}
if (texture == NULL) {
data->glBindFramebufferOES(GL_FRAMEBUFFER_OES, data->window_framebuffer);
return 0;
}
texturedata = (GLES_TextureData *) texture->driverdata;
data->glBindFramebufferOES(GL_FRAMEBUFFER_OES, texturedata->fbo->FBO);
/* TODO: check if texture pixel format allows this operation */
data->glFramebufferTexture2DOES(GL_FRAMEBUFFER_OES, GL_COLOR_ATTACHMENT0_OES, texturedata->type, texturedata->texture, 0);
/* Check FBO status */
status = data->glCheckFramebufferStatusOES(GL_FRAMEBUFFER_OES);
if (status != GL_FRAMEBUFFER_COMPLETE_OES) {
return SDL_SetError("glFramebufferTexture2DOES() failed");
}
return 0;
}
static int
GLES_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
{
GLES_RenderData *data = (GLES_RenderData *) renderer->driverdata;
GLES_TextureData *texturedata = NULL;
GLenum status;
GLES_ActivateRenderer(renderer);
if (texture == NULL) {
data->glBindFramebufferOES(GL_FRAMEBUFFER_OES, 0);
return 0;
}
texturedata = (GLES_TextureData *) texture->driverdata;
data->glBindFramebufferOES(GL_FRAMEBUFFER_OES, texturedata->fbo->FBO);
/* TODO: check if texture pixel format allows this operation */
data->glFramebufferTexture2DOES(GL_FRAMEBUFFER_OES, GL_COLOR_ATTACHMENT0_OES, texturedata->type, texturedata->texture, 0);
/* Check FBO status */
status = data->glCheckFramebufferStatusOES(GL_FRAMEBUFFER_OES);
if (status != GL_FRAMEBUFFER_COMPLETE_OES) {
SDL_SetError("glFramebufferTexture2DOES() failed");
return -1;
}
return 0;
}